feat(catalog): 新增分类推荐榜快照接口

- Drama/DramaSaveReqVO/DramaRespVO 新增 horizontalCover，打通后台上传链路
- AppDramaCardVO/AppDramaDetailVO 新增 coverLandscape
- ProgressRespVO 新增 dramaCoverLandscape，继续观看横幅可直接取横版图

.gitea/workflows/ci.yml

@@ -0,0 +1,25 @@
+# Author: fruit.com.cn
+# FruitServer 后端 CI：编译 + 测试门禁
+name: backend-ci
+
+on:
+  push:
+    branches: [develop, main]
+  pull_request:
+    branches: [develop, main]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-java@v4
+        with:
+          distribution: temurin
+          java-version: "21"
+          cache: maven
+      - name: 编译 + 单测
+        run: mvn -B -T 1C test -DfailIfNoTests=false
+      - name: 打包（跳过测试）
+        if: success()
+        run: mvn -B package -DskipTests -q

.gitignore

@@ -19,3 +19,7 @@ data/uploads/*
 
 # 部署用的真实环境变量（含密钥），只提交 .env.example
 .env
+dump.rdb
+
+# 看门狗飞书告警 Webhook，只存在于部署机
+deploy/feishu-webhook.txt

Dockerfile

@@ -15,6 +15,20 @@
 FROM maven:3.9-eclipse-temurin-21 AS build
 WORKDIR /build
 
+# Maven Central 在国内网络下拉依赖不稳定（构建时曾出现 maven-filtering:3.3.1 解析失败），
+# 构建阶段固定走阿里云 central 镜像；其它仓库仍直连。
+RUN mkdir -p /root/.m2 \
+    && printf '%s\n' \
+       '<settings xmlns="http://maven.apache.org/SETTINGS/1.0.0">' \
+       '  <mirrors>' \
+       '    <mirror>' \
+       '      <id>aliyun-central</id>' \
+       '      <mirrorOf>central</mirrorOf>' \
+       '      <url>https://maven.aliyun.com/repository/central</url>' \
+       '    </mirror>' \
+       '  </mirrors>' \
+       '</settings>' > /root/.m2/settings.xml
+
 # 先只拷各模块 pom 再拉依赖：依赖层可复用，改业务代码不会重新下载依赖
 COPY pom.xml .
 COPY fruitshorts-common/pom.xml fruitshorts-common/
@@ -30,7 +44,7 @@ COPY fruitshorts-module-creator/pom.xml fruitshorts-module-creator/
 COPY fruitshorts-admin-api/pom.xml fruitshorts-admin-api/
 COPY fruitshorts-app-api/pom.xml fruitshorts-app-api/
 COPY fruitshorts-transcode-worker/pom.xml fruitshorts-transcode-worker/
-RUN mvn -B -q -DskipTests dependency:go-offline || true
+RUN mvn -B -q -DskipTests dependency:go-offline
 
 COPY . .
 ARG MODULE=fruitshorts-app-api

README.md

@@ -191,7 +191,7 @@ java -jar fruitshorts-app-api/target/fruitshorts-app-api-1.0.0-SNAPSHOT.jar
 
 ## 第一阶段实现进度
 
-> 最后更新：2026-10-16（后端 `develop` 分支 `4418a84`）。**未完成清单见文末「尚未完成」。**
+> 最后更新：2026-10-24（拉取 `develop` 最新代码后）。**未完成清单见文末「尚未完成」。**
 
 | 模块 | 状态 | 说明 |
 | --- | --- | --- |
@@ -200,11 +200,11 @@ java -jar fruitshorts-app-api/target/fruitshorts-app-api-1.0.0-SNAPSHOT.jar
 | 03 内容发现与详情 | 已实现 | 首页/发现/分类/详情；内容分级、可播区域、版权窗口、标签字段 |
 | 04 播放器与播放控制 | 已实现 | 播放票据 + 签名地址 + 进度；多码率 HLS 由转码 worker 产出（见 10） |
 | 05 记录、收藏与下载 | 已实现 | 进度、观看流水、收藏、离线下载授权与任务 |
-| 06 评论、点赞与分享 | 已实现 | 评论（游标翻页/审核/删除）、点赞、举报、敏感词；**分享埋点待 C3** |
+| 06 评论、点赞与分享 | 已实现 | 评论（游标翻页/审核/删除）、点赞、举报、敏感词、分享 |
 | 07 创作者中心 | 已实现 | **在后台管理（Web 端 `ReelShortWeb`）**：工作台、内容编辑、分片上传与断点续传、提交审核与上下架、分集收费与试看、数据看板；不含提现/结算。**App 客户端不提供创作者中心**（口径 2026-10-16） |
 | 08 平台运营后台 | 已实现 | 用户管理、内容治理、订单与权益、创作者与内容审核、数据看板 + 四个后台页面 |
 | 09 分集收费与支付 | 部分 | **Google Play 票据校验闭环已实现**（校验→建单→发权益、幂等与防重放、恢复购买、退款拒付回收、对账）；**Apple IAP 只留端口未实现**（印尼 iOS 占比低，文档口径为"预留"） |
-| 10 质量、数据与上线 | 部分 | **转码 worker（C1）已实现**；**Redis 缓存与限流（C2）、埋点（C3）、压测未做** |
+| 10 质量、数据与上线 | 部分 | **转码 worker（C1）、Redis 缓存与限流（C2）、埋点（C3）均已实现**；**压测未做** |
 
 ### 已完成批次（按提交顺序）
 
@@ -426,18 +426,18 @@ public Result<Long> create(@Valid @RequestBody DramaCategorySaveReqVO req) { ...
 
 ## 尚未完成
 
-> 最后更新：2026-10-16。完成后请同步本表与 [docs/api-phase1.md](docs/api-phase1.md)。
+> 最后更新：2026-10-24。完成后请同步本表与 [docs/api-phase1.md](docs/api-phase1.md)。
 
 ### 一、后端研发（剩余）
 
+> 已完成的项（不再列出）：**C2 Redis 缓存与限流**（`framework/redis` 的 `RedisService` + `RateLimit` 切面）、**C3 埋点**（客户端埋点 SDK），均于 10-20 ~ 10-23 落地。
+
 | # | 项 | 内容 | 依据 |
 | --- | --- | --- | --- |
-| 1 | **C2 Redis 缓存与限流** | 首页/发现/分类等热点接口缓存（Cache-Aside）+ 验证码/注册/登录限流；生产 Redis 规格 `4C16G 主从 2~3 哨兵` | 任务清单 C2、`17-风险评估` R-10、`10-安全方案` §三 |
-| 2 | **C3 埋点** | 播放/支付/转化事件 + 数据字典对齐（含 06 的分享埋点） | 任务清单 C3、`api-phase1` §3 |
-| 3 | **Apple IAP 票据校验** | 目前只留端口与枚举，未做真实校验（印尼 iOS 占比低，文档口径为"预留"） | `api-phase1` §1.8 |
-| 4 | **压测** | 目标 `P95 < 50ms`（预热后）；容量口径文档里有两套（"1 万并发"与"2 万并发 + 3000 QPS"），需定稿 | `09-测试计划` §五、`13/14-容量` |
-| 5 | **对账数据源** | 结算金额/手续费/税只能从 Play Console 财务报告取（需报表权限）；当前 `storeAmountSum` 恒为 `null` + `notes` 说明 | B1-2 待确认 |
-| 6 | **退款口径完善** | 部分退款按比例回收、退款实时性（当前由每日对账 + 手动驱动，未接 RTDN 推送） | B1-2 待确认 |
+| 1 | **Apple IAP 票据校验** | 目前只留端口与枚举，未做真实校验（印尼 iOS 占比低，文档口径为"预留"） | `api-phase1` §1.8 |
+| 2 | **压测** | 目标 `P95 < 50ms`（预热后）；容量口径文档里有两套（"1 万并发"与"2 万并发 + 3000 QPS"），需定稿 | `09-测试计划` §五、`13/14-容量` |
+| 3 | **对账数据源** | 结算金额/手续费/税只能从 Play Console 财务报告取（需报表权限）；当前 `storeAmountSum` 恒为 `null` + `notes` 说明 | B1-2 待确认 |
+| 4 | **退款口径完善** | 部分退款按比例回收、退款实时性（当前由每日对账 + 手动驱动，未接 RTDN 推送） | B1-2 待确认 |
 
 ### 二、上线前必补（P0 / Go-No-Go：非研发，但阻塞上线）
 

deploy/backend-watchdog-task.xml

@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="UTF-16"?>
+<Task version="1.3" xmlns="http://schemas.microsoft.com/windows/2004/02/mit/task">
+  <RegistrationInfo>
+    <Description>FruitShorts backend watchdog: health check every 2 minutes and restart unhealthy services.</Description>
+  </RegistrationInfo>
+  <Principals>
+    <Principal id="Author">
+      <UserId>S-1-5-18</UserId>
+      <RunLevel>HighestAvailable</RunLevel>
+    </Principal>
+  </Principals>
+  <Settings>
+    <MultipleInstancesPolicy>IgnoreNew</MultipleInstancesPolicy>
+    <DisallowStartIfOnBatteries>false</DisallowStartIfOnBatteries>
+    <StopIfGoingOnBatteries>false</StopIfGoingOnBatteries>
+    <StartWhenAvailable>true</StartWhenAvailable>
+    <ExecutionTimeLimit>PT10M</ExecutionTimeLimit>
+  </Settings>
+  <Triggers>
+    <!-- BootTrigger 上挂 <Repetition> 在 Windows 计划任务里不生效（导入后 Next Run Time 为 N/A，
+         实际只在开机跑一次）。改成 TimeTrigger + 无限重复，配合 StartWhenAvailable
+         保证开机后若错过也会立即补跑；这样才真正做到每 2 分钟巡检一次。 -->
+    <TimeTrigger>
+      <StartBoundary>2026-01-01T00:00:00</StartBoundary>
+      <Repetition>
+        <Interval>PT2M</Interval>
+        <Duration>P3650D</Duration>
+        <StopAtDurationEnd>false</StopAtDurationEnd>
+      </Repetition>
+    </TimeTrigger>
+  </Triggers>
+  <Actions Context="Author">
+    <Exec>
+      <Command>powershell.exe</Command>
+      <Arguments>-NoProfile -ExecutionPolicy Bypass -File "C:\Users\Administrator\Desktop\ReelShorts\FruitServer\deploy\watchdog.ps1" -ComposeDir "C:\Users\Administrator\Desktop\ReelShorts\FruitServer" -LogDir "C:\Users\Administrator\Desktop\ReelShorts\FruitServer\logs"</Arguments>
+    </Exec>
+  </Actions>
+</Task>

deploy/watchdog.ps1

@@ -0,0 +1,229 @@
+# Author: fruit.com.cn
+#
+# 服务看门狗：每 2 分钟检查一次，挂了自动拉起，连续失败发飞书告警。
+# 注册为 Windows 计划任务后无人值守运行。
+
+param(
+    [string]$ComposeDir = "C:\FruitServer",
+    [string]$LogDir = "C:\FruitServer\logs",
+    [string]$FeishuWebhook = "",
+    [int]$MaxRestarts = 3,
+    [string]$FrontendTask = "FruitShorts-Web-3005"
+)
+
+$ErrorActionPreference = "Continue"
+$ComposeFile = Join-Path $ComposeDir "docker-compose.yml"
+$LogFile = Join-Path $LogDir "watchdog-$(Get-Date -Format 'yyyy-MM-dd').log"
+# 连续失败计数落盘文件：计划任务每 2 分钟起一个新进程，计数只放进程内永远累积不到
+# $MaxRestarts，告警会静默哑火。
+$StateFile = Join-Path $LogDir "watchdog-state.json"
+
+function Write-Log($msg) {
+    $line = "$(Get-Date -Format 'yyyy-MM-dd HH:mm:ss') $msg"
+    Add-Content -Path $LogFile -Value $line -ErrorAction SilentlyContinue
+}
+
+function Send-Alert($title, $msg) {
+    if (-not $FeishuWebhook) { return }
+    $body = @{
+        msg_type = "text"
+        content  = @{ text = "[$title] $msg" }
+    } | ConvertTo-Json -Depth 3
+    try {
+        Invoke-RestMethod -Uri $FeishuWebhook -Method Post -Body $body -ContentType "application/json" -TimeoutSec 10
+    } catch {
+        Write-Log "飞书告警发送失败: $_"
+    }
+}
+
+# 连续失败计数的读写：JSON 落盘，跨进程保留
+function Import-FailCounts {
+    $counts = @{}
+    if (-not (Test-Path $StateFile)) { return $counts }
+    try {
+        $saved = Get-Content -Path $StateFile -Raw | ConvertFrom-Json
+        foreach ($prop in $saved.PSObject.Properties) {
+            $counts[$prop.Name] = [int]$prop.Value
+        }
+    } catch {
+        Write-Log "看门狗计数文件解析失败，各服务按 0 重新计数: $_"
+    }
+    return $counts
+}
+
+function Export-FailCounts($counts) {
+    try {
+        $counts | ConvertTo-Json | Set-Content -Path $StateFile -Encoding UTF8
+    } catch {
+        Write-Log "看门狗计数文件写入失败: $_"
+    }
+}
+
+function Test-Docker {
+    docker info --format "{{.ServerVersion}}" 2>$null | Out-Null
+    return ($LASTEXITCODE -eq 0)
+}
+
+function Test-Http([string]$url) {
+    try {
+        $response = Invoke-WebRequest -Uri $url -TimeoutSec 10 -UseBasicParsing -ErrorAction Stop
+        return ($response.StatusCode -ge 200 -and $response.StatusCode -lt 400)
+    } catch {
+        return $false
+    }
+}
+
+function Test-Container([string]$container) {
+    $status = docker inspect -f "{{.State.Status}}" $container 2>$null
+    return ($status -eq "running")
+}
+
+function Invoke-Compose([string[]]$composeArgs) {
+    & docker compose -f $ComposeFile @composeArgs 2>&1 | Out-Null
+    return $LASTEXITCODE
+}
+
+# 确保日志目录存在
+New-Item -ItemType Directory -Force -Path $LogDir | Out-Null
+
+# 告警 Webhook：命令行参数 > 环境变量 > deploy 目录下的 feishu-webhook.txt。
+# 计划任务注册命令里不写密钥（密钥不该进版本库），由部署机本地放文件或配环境变量。
+if (-not $FeishuWebhook) { $FeishuWebhook = $env:FRUITSHORTS_FEISHU_WEBHOOK }
+if (-not $FeishuWebhook) {
+    $webhookFile = Join-Path $PSScriptRoot "feishu-webhook.txt"
+    if (Test-Path $webhookFile) {
+        $FeishuWebhook = (Get-Content -Path $webhookFile -Raw -ErrorAction SilentlyContinue)
+        if ($FeishuWebhook) { $FeishuWebhook = $FeishuWebhook.Trim() }
+    }
+}
+if (-not $FeishuWebhook) {
+    Write-Log "未配置飞书 Webhook（参数/环境变量/feishu-webhook.txt 均为空），告警只写本地日志"
+}
+
+# Docker Desktop 登录后偶尔尚未就绪，先等待并尝试拉起。
+# 注意：本脚本以 SYSTEM 身份运行，绝不能直接 Start-Process Docker Desktop.exe。
+# WSL 不支持本地系统账户运行（WSL_E_LOCAL_SYSTEM_NOT_SUPPORTED），
+# 以 SYSTEM 启动会把 docker-desktop 发行版搞成僵死状态（VHD 已挂载无法终止），
+# 结果是登录用户会话里的 Docker Desktop 也永远起不来。
+# 因此改为触发以登录用户身份运行的 FruitShorts-DockerDesktop 计划任务。
+if (-not (Test-Docker)) {
+    Write-Log "Docker 未就绪，尝试通过用户会话启动 Docker Desktop"
+    $desktopTask = "FruitShorts-DockerDesktop"
+    try {
+        # Docker Desktop.exe 是任务进程树的一部分，GUI 活着时任务一直是 Running，
+        # 直接 Start-ScheduledTask 会被 IgnoreNew 忽略，所以先结束旧实例再拉起。
+        $t = Get-ScheduledTask -TaskName $desktopTask -ErrorAction Stop
+        if ($t.State -eq "Running") {
+            Stop-ScheduledTask -TaskName $desktopTask -ErrorAction SilentlyContinue
+            Start-Sleep -Seconds 5
+        }
+        Start-ScheduledTask -TaskName $desktopTask -ErrorAction Stop
+    } catch {
+        Write-Log "触发 Docker Desktop 启动任务失败: $_"
+    }
+
+    for ($i = 0; $i -lt 18; $i++) {
+        Start-Sleep -Seconds 5
+        if (Test-Docker) { break }
+    }
+}
+
+if (-not (Test-Docker)) {
+    Write-Log "Docker 在 90 秒内未就绪，跳过本轮检查"
+    Send-Alert "服务异常" "Docker Desktop 无法启动，请人工检查桌面机。"
+    exit 1
+}
+
+# 健康检查定义：名称 → 检查方式
+$checks = @(
+    @{ Name = "app-api";    Type = "http";     Url = "http://127.0.0.1:8081/healthz"; Service = "app-api"; Container = "fruitshorts-app-api" },
+    @{ Name = "admin-api";  Type = "http";     Url = "http://127.0.0.1:8080/healthz"; Service = "admin-api"; Container = "fruitshorts-admin-api" },
+    @{ Name = "frontend";   Type = "frontend"; Url = "http://127.0.0.1:3005/dist-dev/" },
+    @{ Name = "Grafana";    Type = "http";     Url = "http://127.0.0.1:3000/api/health"; Service = "grafana"; Container = "fruitshorts-grafana" },
+    @{ Name = "PostgreSQL"; Type = "docker";   Service = "db"; Container = "fruitshorts-db" },
+    @{ Name = "Redis";      Type = "docker";   Service = "redis"; Container = "fruitshorts-redis" },
+    @{ Name = "Prometheus"; Type = "http";     Url = "http://127.0.0.1:9090/-/healthy"; Service = "prometheus"; Container = "fruitshorts-prometheus" }
+)
+
+# 跟踪每个服务的连续失败次数（跨进程从状态文件恢复）
+$failCounts = Import-FailCounts
+
+foreach ($check in $checks) {
+    $name = $check.Name
+    $healthy = $false
+
+    if ($check.Type -eq "http") {
+        $healthy = Test-Http $check.Url
+    } elseif ($check.Type -eq "frontend") {
+        $healthy = Test-Http $check.Url
+    } else {
+        $healthy = Test-Container $check.Container
+    }
+
+    if ($healthy) {
+        if ($failCounts[$name] -gt 0) {
+            Write-Log "$name 恢复正常（此前连续失败 $($failCounts[$name]) 次）"
+            Send-Alert "服务恢复" "$name 已恢复正常"
+        }
+        $failCounts[$name] = 0
+    } else {
+        if ($null -eq $failCounts[$name]) {
+            $failCounts[$name] = 0
+        }
+        $failCounts[$name] = $failCounts[$name] + 1
+        $count = $failCounts[$name]
+        Write-Log "$name 不健康（第 $count 次）"
+
+        if ($check.Type -eq "frontend") {
+            Write-Log "$name 重启计划任务 $FrontendTask"
+            Stop-ScheduledTask -TaskName $FrontendTask -ErrorAction SilentlyContinue
+            Start-Sleep -Seconds 2
+            Start-ScheduledTask -TaskName $FrontendTask -ErrorAction SilentlyContinue
+            Start-Sleep -Seconds 6
+            $healthy = Test-Http $check.Url
+        } elseif ($check.Type -eq "http") {
+            Write-Log "$name 重启 Compose 服务 $($check.Service)"
+            Invoke-Compose @("restart", $check.Service) | Out-Null
+            Start-Sleep -Seconds 12
+            $healthy = Test-Http $check.Url
+
+            if (-not $healthy) {
+                Write-Log "$name 重启后仍不健康，执行 compose up -d"
+                Invoke-Compose @("up", "-d", $check.Service) | Out-Null
+            }
+        } else {
+            Write-Log "$name 拉起容器 $($check.Container)"
+            docker start $check.Container 2>&1 | Out-Null
+            Start-Sleep -Seconds 5
+            $healthy = Test-Container $check.Container
+
+            if (-not $healthy) {
+                Write-Log "$name 启动失败，执行 compose up -d"
+                Invoke-Compose @("up", "-d", $check.Service) | Out-Null
+            }
+        }
+
+        # 连续失败达到上限 → 告警。计数会跨进程累积，所以只在首次达阈值和
+        # 之后每 30 轮（约 1 小时）提醒一次，避免每 2 分钟刷屏。
+        if (-not $healthy -and $count -ge $MaxRestarts -and
+                ($count -eq $MaxRestarts -or $count % 30 -eq 0)) {
+            Send-Alert "服务异常" "$name 已连续 $count 次不健康，已尝试重启。请人工介入检查。"
+            Write-Log "$name 连续 $count 次失败，已发告警"
+        } elseif ($healthy) {
+            Write-Log "$name 已自动恢复"
+        }
+    }
+}
+
+# 磁盘检查：超过 85% 告警
+$drive = (Get-PSDrive C -ErrorAction SilentlyContinue)
+if ($drive) {
+    $pct = [math]::Round(($drive.Used / ($drive.Used + $drive.Free)) * 100)
+    if ($pct -gt 85) {
+        Write-Log "磁盘使用率 ${pct}%（超过 85%）"
+        Send-Alert "磁盘告警" "C 盘使用率 ${pct}%，请清理日志或扩容"
+    }
+}
+
+# 本轮结果落盘，供下一轮（2 分钟后的新进程）继续累加
+Export-FailCounts $failCounts

docker-compose.yml

@@ -71,8 +71,13 @@ services:
     env_file: .env
     environment:
       SERVER_PORT: "8081"
-      # 默认连编排里的 db；要连外部库就在 .env 里覆盖 DB_URL
-      DB_URL: ${DB_URL:-jdbc:postgresql://db:5432/${DB_NAME:-fruitshorts}}
+      # 默认连编排里的 db；要连外部库就在 .env 里覆盖 DB_URL。
+      # reWriteBatchedInserts=true：pgjdbc 把 JDBC 批内多条 INSERT 重写成多值
+      # INSERT，观看进度缓冲落库（watch:pg:dirty 消费任务）依赖它跑满吞吐。
+      DB_URL: ${DB_URL:-jdbc:postgresql://db:5432/${DB_NAME:-fruitshorts}?reWriteBatchedInserts=true}
+      # 限流/缓存用 Redis；容器内 127.0.0.1 是容器自身，必须指向编排里的 redis
+      REDIS_HOST: ${REDIS_HOST:-redis}
+      REDIS_PORT: ${REDIS_PORT:-6379}
     ports:
       - "8081:8081"
     volumes:
@@ -81,6 +86,8 @@ services:
     depends_on:
       db:
         condition: service_healthy
+      redis:
+        condition: service_healthy
     healthcheck:
       test: ["CMD-SHELL", "curl -fsS http://127.0.0.1:8081/healthz || exit 1"]
       interval: 30s
@@ -106,6 +113,8 @@ services:
       # 管理端仅内网，页面上直接播放/下载裸媒资地址（不签播放签名），
       # 因此这里不启用 /files/episode/** 的签名校验；公开的 app-api 仍保持开启。
       FRUITSHORTS_MEDIA_PROTECTED_PREFIXES: ""
+      REDIS_HOST: ${REDIS_HOST:-redis}
+      REDIS_PORT: ${REDIS_PORT:-6379}
     ports:
       # docs/12-上线检查清单「管理端仅内网」：只对局域网开放；不在路由器做端口转发，公网访问不到
       - "8080:8080"
@@ -134,12 +143,16 @@ services:
     env_file: .env
     environment:
       DB_URL: ${DB_URL:-jdbc:postgresql://db:5432/${DB_NAME:-fruitshorts}}
+      REDIS_HOST: ${REDIS_HOST:-redis}
+      REDIS_PORT: ${REDIS_PORT:-6379}
     volumes:
       # 与两个入口同一个媒资根，否则找不到源文件
       - ./data/uploads:/data/uploads
     depends_on:
       db:
         condition: service_healthy
+      redis:
+        condition: service_healthy
     healthcheck:
       # worker 不监听端口（server.port=0），用进程存活判断
       test: ["CMD-SHELL", "pgrep -f app.jar >/dev/null || exit 1"]
@@ -186,9 +199,40 @@ services:
       GF_SECURITY_ADMIN_USER: ${GRAFANA_ADMIN_USER:-admin}
       GF_SECURITY_ADMIN_PASSWORD: ${GRAFANA_ADMIN_PASSWORD:?Grafana 管理员密码必填，见 .env.example}
       GF_USERS_ALLOW_SIGN_UP: "false"
+      # 新用户默认界面语言：简体中文
+      GF_USERS_LANGUAGE: "zh-Hans"
       TZ: Asia/Shanghai
     depends_on:
       - prometheus
+      - loki
+
+  # ─────────── 日志（Loki + Promtail）───────────
+  # Loki：日志存储与查询引擎；Promtail：采集容器 stdout/stderr 推给 Loki。
+  # Grafana 里通过 Loki 数据源可直接搜索/过滤各容器的请求日志。
+  loki:
+    image: grafana/loki:latest
+    container_name: fruitshorts-loki
+    restart: unless-stopped
+    command: -config.file=/etc/loki/local-config.yaml
+    volumes:
+      - ./loki-config.yml:/etc/loki/local-config.yaml:ro
+      - loki-data:/loki
+    expose:
+      - "3100"
+    # 镜像为 distroless（无 shell/wget），无法在容器内做 HTTP 探活；
+    # 靠 restart: unless-stopped 自动拉起，Grafana 数据源状态可反映可用性。
+
+  promtail:
+    image: grafana/promtail:latest
+    container_name: fruitshorts-promtail
+    restart: unless-stopped
+    command: -config.file=/etc/promtail/config.yml
+    volumes:
+      - ./promtail-config.yml:/etc/promtail/config.yml:ro
+      # 读取容器日志需要 Docker socket
+      - /var/run/docker.sock:/var/run/docker.sock:ro
+    depends_on:
+      - loki
 
   # 黑盒探活：从外部探测接口可用性与耗时
   blackbox:
@@ -216,3 +260,4 @@ volumes:
   redis-data:
   prometheus-data:
   grafana-data:
+  loki-data:

docs/api-phase1.md

@@ -115,6 +115,8 @@ POST /app/auth/register
 | 密码强度 | 8–64 位，且**同时包含字母与数字**（不强制特殊字符：低端机输入成本高，拦机器注册靠频控） |
 | 注册频控 | 同 IP / 同设备 24h 默认上限分别为 5 / 3 个，超出返回 `429`（`TOO_MANY_REQUESTS`） |
 | 邮箱验证状态 | 免码注册时 `app_user_credential.verified = 0`（保留"待验证"），**不阻塞登录**；只有**验证码登录**会把 `verified` 置 1，密码登录不改变该状态 |
+| 国家 / 语言 / 时区 / 币种 | 优先按客户端 IP（`X-Forwarded-For` / `X-Real-IP`，离线 ip2region）解析国家；内网或解析失败才用请求体 `countryCode`（ISO-2），最后兜底 `ID`。`language` / `timezone` / `currency` 随国家映射，不再写死 `id-ID` / `IDR` |
+| 登录时修正国家 | `/app/auth/login`、`/app/auth/google` 会用 IP 重新解析国家并更新 `country_code` / `region_code`（历史账号下次登录即自愈）；`language` / `timezone` / `currency` 只在仍是旧国家映射值时才同步，用户自己改过就保留 |
 
 频控口径落库在 `app_user.register_ip` / `app_user.register_device_id` 上（按 24h 计数，不新建计数表）。
 
@@ -168,10 +170,31 @@ app.register.max-per-device-per-day
 | GET | `/app/home/feed` | 首页：轮播 + 分区，卡片带 `preview` 可播预览集与 `language` 语种 |
 | GET | `/app/discover/feed` | 发现页分区 |
 | GET | `/app/feed?types=ANIME,LIVE&categoryId=7&cursor=&size=20` | 推荐流；支持内容类型与分类叠加过滤，游标翻页 |
-| GET | `/app/categories` | 分类列表 |
+| GET | `/app/categories` | 已启用首页分类。名称在 `locales`；另带 `code`、`layoutType`（`GRID` / `RANKING`）、`revision` |
+| GET | `/app/categories/{id}/dramas?pageIndex=&pageSize=` | 分类下已上线短剧，分页。`pageIndex` 默认 1，`pageSize` 默认 20、最大 50 |
+| GET | `/app/categories/{id}/ranking` | 推荐榜快照；只接受 `layoutType=RANKING` 的已启用分类，按后台位置返回连续排名 |
+| GET | `/app/drama-categories` | 已启用类型。`locales` 为 `{zh,en,id}` |
+| GET | `/app/tags` | 已启用标签。`locales` 为 `{zh,en,id}` |
+| POST | `/app/dramas/page` | 全部短剧分页。请求体 `pageIndex`（默认 1）、`pageSize`（默认 20、最大 50）、`categoryIds`、`classificationIds`、`tagIds`。id 用 JSON 数组，不放查询串。同一组多选为或，组与组之间为且 |
+| GET | `/app/playlists?pageIndex=&pageSize=` | 已启用剧单列表，分页。`pageIndex` 默认 1，`pageSize` 默认 10、最大 20 |
+| GET | `/app/playlists/{id}?pageIndex=&pageSize=` | 剧单详情。短剧按页返回。`pageIndex` 默认 1，`pageSize` 默认 20、最大 50。下架或不存在返回 `200002` |
 | GET | `/app/dramas/{id}` | 详情（含剧集列表，免费集带**已签名**播放地址） |
 | GET | `/app/search?keyword=&pageIndex=&pageSize=` | **匿名**。搜索已上线短剧：按标题/简介模糊匹配，分页返回卡片列表 |
 
+`POST /app/dramas/page` 请求体：
+
+```json
+{
+  "pageIndex": 1,
+  "pageSize": 20,
+  "categoryIds": ["2112443900437336065"],
+  "classificationIds": ["2112807182243336193"],
+  "tagIds": ["2113500000000000002"]
+}
+```
+
+省略的 id 数组表示这一组不筛选。`pageIndex` 小于 1 按 1，`pageSize` 小于 1 按 1，大于 50 按 50。响应仍是 `{total, list}`，卡片结构与首页一致。
+
 > 卡片（`AppDramaCardVO`）统一新增 `language` 字段（取值如 `zh-CN` / `id`），
 > 首页、发现页、分类、收藏、搜索等所有下发卡片的场景都带该字段，客户端可据此做语言筛选。
 >
@@ -180,9 +203,47 @@ app.register.max-per-device-per-day
 > `drama_episode.like_count` 与 `content_comment.episode_id` 统计（排除逻辑删除与 `status = 'deleted'`）；
 > `viewCount` 热度仍取整部剧。首页、发现、分类、收藏、搜索等列表卡片结构一致。
 >
+> 卡片文案只放语言表：`titleLocales`、`synopsisLocales`、`types`、`tagLocales`。
+> `tagColor` 是标签背景色。中文取各表的 `zh`。
+>
+> `tagCode` 是标签语义码（如 `NEW_ARRIVAL`），来自 `content_tag.code`。
+> 客户端按码判断板块（推荐页「上新」横滑），`tagLocales` 只用于展示；
+> 码为空时客户端才退回按文案匹配。后台标签管理可配置该码。
+>
 > 卡片新增 `dramaType`：`ANIME` 表示漫剧，`LIVE` 表示真人剧。
 > 客户端字段仍返回主内容类型；后台多选值保存在 `drama.drama_types`，
 > App 类型筛选按逗号列整词匹配，因此 `ANIME,LIVE` 多标签剧可被任一类型命中。
+>
+> `GET /app/playlists` 与 `GET /app/playlists/{id}` 匿名可访问。列表返回 `{total, list}`。
+> 列表项与详情的名称在 `locales`，描述在 `descriptionLocales`，key 为 `zh` / `en` / `id`。
+> `name` 与 `description` 等于中文。客户端按当前语言取对应 key，没有则用 `zh`。
+> 其余字段：`id`、`dramaCount`（已上线短剧条数），
+> 列表里每条剧单的 `list` 只是短剧第 1 页、每页 10 条。短剧翻页走详情：
+> `pageIndex`、`pageSize` 会原样回在详情里，`dramaCount` 是短剧总数，`list` 是当前页卡片。
+> 只返回 `status = 1` 的剧单，排序与后台剧单排序一致，卡片顺序与后台关联顺序一致。
+> 剧单列表越界页返回空 `list`，`total` 仍是全部剧单数。详情越界页同样返回空 `list`。
+
+#### 推荐榜（`GET /app/categories/{id}/ranking`）
+
+- 分类列表中的 `layoutType=RANKING` 表示客户端必须使用榜单布局，禁止按分类名称判断。
+- 榜单内容与顺序以 `drama_classification_drama.position asc` 为准；客户端不得按播放量重新排序。
+- 已下架、未发布或不存在的短剧会被过滤，剩余项目的 `rank` 从 1 连续补齐。
+- 最多返回 50 部；`revision` 在后台保存内容或顺序后递增，供缓存与曝光埋点使用。
+- 响应 `list` 项结构为 `{rank, drama}`，其中 `drama` 沿用 `AppDramaCardVO`。
+
+```json
+{
+  "id": "2112807182243336193",
+  "code": "RECOMMEND_RANKING",
+  "locales": {"zh": "推荐榜", "en": "Top Picks", "id": "Pilihan Teratas"},
+  "revision": "8",
+  "generatedAt": "2026-11-02T10:00:00",
+  "total": 1,
+  "list": [
+    {"rank": 1, "drama": {"id": "2112807182243336194", "titleLocales": {"zh": "短剧 A"}}}
+  ]
+}
+```
 
 #### 推荐类型流（`GET /app/feed`）
 
@@ -254,7 +315,8 @@ app.register.max-per-device-per-day
 
 | 方法 | 路径 | 鉴权 | 说明 |
 | --- | --- | --- | --- |
-| GET | `/app/episodes/{id}/play` | 可选 | 签发播放票据与签名地址 |
+| GET | `/app/episodes/{id}/play` | 免费集可选；锁定集必须登录 | 签发播放票据与签名地址 |
+| GET | `/app/episodes/{id}/stats` | 可选 | 播放页轻量计数快照，不签发地址、不写票据缓存 |
 
 ```json
 {
@@ -278,8 +340,10 @@ app.register.max-per-device-per-day
 }
 ```
 
-`accessType` 取值：`FREE`（免费集）、`ENTITLED`（已购权益）、`COIN_REQUIRED`（需解锁，
-此时 `playUrl` 为空、`unlockCoin` 有值）、`NO_MEDIA`（还没上传片源或未转码完成）。
+`accessType` 取值：`FREE`（免费集）、`ENTITLED`（已购权益）、`COIN_REQUIRED`（已登录但
+尚未解锁，此时 `playUrl` 为空、`unlockCoin` 有值）、`NO_MEDIA`（已登录用户访问的剧集还
+没上传片源或未转码完成）。未登录请求锁定集在查询片源前直接返回 `UNAUTHORIZED`，不会
+按设备身份取票或降级为匿名播放。
 
 **判定顺序由服务端决定，客户端不得自行推断可否播放。** 签名默认 15 分钟有效；
 开启 `fruitshorts.media.signature-required` 后，`/files/episode/**` 没带有效签名会返回 403。
@@ -288,23 +352,86 @@ app.register.max-per-device-per-day
 `sprite_XXX.jpg#xywh=x,y,w,h`。有 READY `media_thumbnail` 时返回签名地址，
 无产物时为 `null`；该字段不影响 `playUrl`、`qualities` 和 HLS/原文件回落。
 
+**`GET /app/episodes/{id}/stats`（播放页计数刷新）**
+
+只读返回本集点赞数、本集未删除评论数、所属剧收藏数，以及当前用户对
+本集/所属剧的互动状态。已登录时按账号读取；匿名请求时按 `X-Device-Id`
+读取设备互动状态，未带设备号时 `liked`、`favorited` 均为 `false`。
+接口不生成播放签名地址、不写 `playback_ticket` 缓存，计数变化后立即可读。
+
+```json
+{
+  "code": 0,
+  "message": "ok",
+  "data": {
+    "episodeId": "12",
+    "dramaId": "5",
+    "likeCount": "45",
+    "commentCount": "8",
+    "favoriteCount": "1800",
+    "liked": true,
+    "favorited": false
+  }
+}
+```
+
+`likeCount`、`commentCount`、`favoriteCount` 与其他计数一样按 Long 字符串下发。
+
 ### 1.5 观看记录与收藏（已实现）
 
-| 方法 | 路径 | 说明 |
-| --- | --- | --- |
-| POST | `/app/watch/progress` | 上报进度（建议每 10s 一次，切集时补一次） |
-| GET | `/app/watch/progress?dramaId=` | 某剧续看位置 |
-| GET | `/app/watch/recent` | 最近观看分页；`pageIndex` 默认 1，`pageSize` 默认 20、上限 100 |
-| DELETE | `/app/watch/progress/{dramaId}` | 删除某剧记录 |
-| DELETE | `/app/watch/progress` | 清空记录 |
-| POST | `/app/favorites/toggle` | 收藏/取消收藏，返回切换后状态 |
-| GET | `/app/favorites` | 收藏分页；`pageIndex` 默认 1，`pageSize` 默认 20、上限 100 |
-| DELETE | `/app/favorites/{dramaId}` | 取消收藏 |
-| POST | `/app/favorites/remove` | 批量取消收藏，请求体 `{ "dramaIds": ["12", "15"] }` |
+| 方法 | 路径 | 鉴权 | 说明 |
+| --- | --- | --- | --- |
+| POST | `/app/watch/progress` | 可选登录 | 上报进度；匿名按 `X-Device-Id`，建议每 10s 一次，切集时补一次 |
+| GET | `/app/watch/progress?dramaId=` | 可选登录 | 某剧续看位置，匿名按设备读取 |
+| GET | `/app/watch/recent` | 可选登录 | 最近观看分页；`pageIndex` 默认 1，`pageSize` 默认 20、上限 100 |
+| DELETE | `/app/watch/progress/{dramaId}` | 可选登录 | 删除当前账号或设备的某剧记录 |
+| DELETE | `/app/watch/progress` | 可选登录 | 清空当前账号或设备的记录 |
+| POST | `/app/favorites/toggle` | 可选登录 | 收藏/取消收藏，返回切换后状态；匿名按 `X-Device-Id` |
+| GET | `/app/favorites` | 可选登录 | 收藏分页；匿名按设备读取，`pageIndex` 默认 1，`pageSize` 默认 20、上限 100 |
+| DELETE | `/app/favorites/{dramaId}` | 可选登录 | 取消收藏；匿名按 `X-Device-Id` |
+| POST | `/app/favorites/remove` | 可选登录 | 批量取消收藏；匿名按 `X-Device-Id`，返回实际删除数量 |
 
 进度合并规则：同一集内只前进不后退；换集直接采纳新集；`finished` 只在接近片尾或客户端显式上报时置位。
 这样用户换设备不会看到进度倒退。
 
+收藏与观看数据的身份解析顺序统一为登录 `userId` → `X-Device-Id` → 请求参数或请求体
+`deviceId`，全部缺失时返回业务码 `200007`。匿名读取不按设备限流；上报、删除和清空等写操作
+沿用设备级限流。登录或注册成功后，同一事务会把设备收藏、观看进度和观看流水合并到账号：
+同一部剧的进度先比较集号，同集再比较播放位置，最后用更新时间兜底，只保留更靠前的一条；
+观看流水按剧集去重并保留更靠后的位置。`playCount` 只取最终保留记录，不重复累加。
+
+#### 批量取消收藏
+
+`POST /app/favorites/remove`
+
+```json
+{
+  "dramaIds": ["12", "15"],
+  "deviceId": "optional-device-id"
+}
+```
+
+| 字段 | 类型 | 必填 | 说明 |
+| --- | --- | --- | --- |
+| `dramaIds` | array<Long> | 是 | 待取消的短剧 ID，最多 200 条，服务端去重后删除 |
+| `deviceId` | string | 否 | 未登录且未携带 `X-Device-Id` 时的设备号兜底 |
+
+身份解析优先登录用户，其次 `X-Device-Id`，最后请求体 `deviceId`。登录用户按
+`user_id` 删除，匿名用户按 `device_id` 删除；匿名写操作沿用设备级限流。
+所有删除和剧级收藏数回退在单一事务内完成，其中任一步失败会整体回滚。
+
+响应 `data` 为实际删除的收藏关系数：
+
+```json
+{
+  "code": 0,
+  "message": "ok",
+  "data": 2
+}
+```
+
+空列表返回业务码 `400`；超过 200 条同样返回 `400`。
+
 #### 收藏分页
 
 `GET /app/favorites?pageIndex=1&pageSize=20`
@@ -356,7 +483,13 @@ app.register.max-per-device-per-day
       "dramaId": "12",
       "episodeId": "88",
       "dramaTitle": "替嫁新娘：总裁的掌心宠",
+      "titleLocales": {
+        "zh": "替嫁新娘：总裁的掌心宠",
+        "en": "The Stand-in Bride: The CEO's Beloved",
+        "id": "Pengantin Pengganti: Kesayangan Presiden Direktur"
+      },
       "dramaCover": "/files/drama_cover/12.jpg",
+      "dramaCoverLandscape": "/files/drama_cover/12-wide.jpg",
       "episodeNumber": 6,
       "totalEpisodes": 68,
       "viewCount": "1800",
@@ -377,8 +510,10 @@ app.register.max-per-device-per-day
 
 | 字段 | 类型 | 说明 |
 | --- | --- | --- |
-| `dramaTitle` | string / null | 短剧标题 |
-| `dramaCover` | string / null | 短剧封面 |
+| `dramaTitle` | string / null | 短剧中文标题，旧客户端回退用 |
+| `titleLocales` | object / null | 短剧标题语言表，key 为 `zh` / `en` / `id`。客户端按当前语言取，没有对应语言时回退 `zh` |
+| `dramaCover` | string / null | 短剧竖版封面 |
+| `dramaCoverLandscape` | string / null | 短剧横版封面，供继续观看横幅等横向位使用；为空时客户端回退 `dramaCover` |
 | `episodeNumber` | int / null | 当前续看集号 `ep_no` |
 | `totalEpisodes` | int / null | 短剧总集数 |
 | `viewCount` | Long（JSON 字符串）/ null | 短剧热度，取 `drama.view_count`。`playCount` 是用户自己的播放次数 |
@@ -408,13 +543,22 @@ app.register.max-per-device-per-day
 
 | 方法 | 路径 | 鉴权 | 说明 |
 | --- | --- | --- | --- |
-| POST | `/app/comments` | 登录 | 发表评论/回复：过敏感词后按策略发布或转待审 |
+| POST | `/app/comments` | 可选登录 | 发表评论/回复；匿名按 `X-Device-Id`，过敏感词后按策略发布或转待审 |
 | GET | `/app/comments?dramaId=&cursor=&size=` | 匿名 | 游标翻页；不传 `rootId` 返回顶层评论，传了返回该楼层回复 |
 | GET | `/app/comments/count?dramaId=&episodeId=` | 匿名 | 传 `episodeId` 返回该集评论数；仅传 `dramaId` 返回全剧兼容汇总 |
-| DELETE | `/app/comments/{id}` | 登录 | 删除自己的评论（逻辑置为 `deleted`） |
-| POST | `/app/likes/toggle` | 登录 | 点赞/取消点赞，`targetType` 支持 `DRAMA` / `EPISODE` / `COMMENT`；新客户端点赞按集 |
+| DELETE | `/app/comments/{id}` | 可选登录 | 删除自己的评论（匿名按设备）；逻辑置为 `deleted` |
+| POST | `/app/likes/toggle` | 可选登录 | 点赞/取消点赞，`targetType` 支持 `DRAMA` / `EPISODE` / `COMMENT`；匿名按 `X-Device-Id` |
 | POST | `/app/reports` | 登录 | 举报评论/用户/短剧；同一目标只保留一条待处理工单 |
 
+**非付费互动身份与合并**：点赞、收藏、评论的身份解析顺序为登录 `userId` →
+`X-Device-Id` → 请求体 `deviceId`。三者都没有时返回业务码 `200007`。匿名写入按设备号
+每分钟限流；评论同时做长度、空白、短时间重复内容和频率校验。登录或注册成功后，服务端
+在同一登录事务内把该设备未归属的点赞、收藏、评论、观看进度和观看流水迁移到账号；
+账号已有同内容时保留账号记录并删除设备重复记录，计数同步回退，不重复累加。
+
+匿名评论展示为「游客」，头像为空占位。解锁、金币/VIP 权益、锁定集正片票据不在本规则内，
+仍必须登录。
+
 **敏感词三档处置**：`BLOCK` 直接拒绝并返回原因、`REPLACE` 替换后放行、`REVIEW` 转人工待审。
 审核策略由 `fruitshorts.interaction.comment-audit-mode` 控制：
 `MACHINE_FIRST`（机审通过即发布，当前默认）或 `PRE_REVIEW`（全部先审后发，生产建议）。
@@ -518,6 +662,7 @@ B1-2 的退款/拒付复验依赖它。服务端凭据（`packageName` + service
 | `noticeEnabled` | `app.notice.enabled` | `true` | 公告入口开关 |
 | `coinUnlockEnabled` | `app.coin.unlock.enabled` | `true` | 金币解锁开关 |
 | `downloadEnabled` | `app.download.enabled` | `true` | 离线下载开关 |
+| `loginBackgroundUrl` | `app.login.background.url` | `""` | 登录页全屏海报背景；留空 App 用内置默认图。**建议尺寸 1170×2532**（iPhone 14 Pro Max 3× 整屏竖图），后台走 `/admin/media/upload/` 任意 bizType 上传后把返回的相对路径（`/files/login_bg/xxx.jpg`）写入即可 |
 
 **口径**：**只下发上述白名单键**（服务端硬编码白名单），后台配置里的其它键（可能含内部开关）
 **一律不下发**；库里缺键时用「契约默认值」兜底，**不返回 null 让客户端自己猜默认值**。
@@ -656,6 +801,16 @@ GET /app/notices?pageIndex=1&pageSize=20
 - 列表响应返回 `dramaTypes[]`、`categoryIds[]` 与按选中顺序映射的 `categoryNames[]`；
   分类名缺失时回退 `genre`。
 - 后台与 App 过滤均使用 `(',' || column || ',') LIKE '%,value,%'` 整词匹配。
+- 短剧另有单选标签 `tagId`。不传保持原值，传 `0` 清空。列表返回 `tagId`、`tagName`、`tagNameEn`、`tagNameId`。后台编辑不再提交内容类型。
+
+**标签**
+
+| 方法 | 路径 | 权限点 | 说明 |
+| --- | --- | --- | --- |
+| GET | `/admin/content-tags?enabledOnly=` | `drama:list` | 标签列表。`enabledOnly=true` 只返回启用项 |
+| POST | `/admin/content-tags` | `drama:create` | 新建。`locales` 勾选语言，中文必填，英文和印尼语可选 |
+| PUT | `/admin/content-tags/{id}` | `drama:update` | 编辑 |
+| DELETE | `/admin/content-tags/{id}` | `drama:delete` | 删除，并清空已选该标签的短剧 |
 
 **剧集**
 
@@ -740,15 +895,36 @@ GET /app/notices?pageIndex=1&pageSize=20
 
 | 方法 | 路径 | 权限点 | 说明 |
 | --- | --- | --- | --- |
-| GET | `/admin/app-users/page` | `app-user:list` | 检索：keyword（uid/昵称/手机号/邮箱）、status、countryCode、registerSource |
+| GET | `/admin/app-users/page` | `app-user:list` | 检索：keyword（uid/昵称/手机号/邮箱）、status、countryCode、registerSource、platform（ANDROID/IOS，按用户**最近一次**会话平台筛选） |
 | GET | `/admin/app-users/{id}` | `app-user:list` | 详情 |
 | GET | `/admin/app-users/{id}/ban-records` | `app-user:list` | 封禁与申诉记录 |
 | GET | `/admin/app-users/{id}/watch-history` | `app-user:list` | 观看流水明细（带剧名/集号，客服核对用） |
-| GET | `/admin/watch-history/page` | `watch-history:list` | 跨用户观看记录分页：keyword、userId、dramaTitle、dramaId、episodeId、source、finished、startTime、endTime |
+| GET | `/admin/watch-history/page` | `watch-history:list` | 跨用户观看记录分页：keyword、userId、dramaTitle、dramaId、episodeId、source、finished、startTime、endTime、platform（ANDROID/IOS，按**最近一次会话**） |
+| GET | `/admin/favorites/page` | `favorite:list` | 收藏只读分页，含游客；支持 platform 筛选（ANDROID/IOS，按**最近一次会话**） |
+| GET | `/admin/likes/page` | `like:list` | 点赞只读分页，含游客及多态目标；支持 platform 筛选（ANDROID/IOS，按**最近一次会话**） |
 | PUT | `/admin/app-users/{id}/status` | `app-user:update` | 改状态：normal/limited/banned |
 
 状态处置会**立即吊销该用户全部会话**并写入封禁记录，避免"封了还能用"。
 
+收藏和点赞分页参数：`pageIndex` 默认 1，`pageSize` 默认 10、最大 100；
+`keyword` 模糊匹配 uid/昵称，`userId`、`deviceId`、`dramaId` 精确匹配，
+`dramaTitle` 模糊匹配；`startTime/endTime` 按创建时间闭区间过滤，
+格式 `yyyy-MM-dd HH:mm:ss`。点赞另支持 `targetType`（DRAMA/EPISODE/COMMENT）、
+`targetId` 和 `episodeId` 精确过滤，短剧和剧集过滤会解析评论及剧集所属关系。
+按 `createdAt DESC, id DESC` 排序，用户/短剧预检索无结果返回 total=0、list=[]。
+
+点赞的三种目标语义：客户端点赞按钮作用于当前播放剧集，落库为 `targetType=EPISODE`；
+`DRAMA` 是早期按整部剧点赞的历史数据；`COMMENT` 为评论点赞。筛选行为：
+`dramaTitle` / `dramaId` 同时命中「该剧本身的点赞」与「该剧下各集的点赞」，
+`episodeId` 只命中「该集本身的点赞」与该集下的评论点赞，**不包含对短剧本身的点赞**；
+不传 `episodeId` 时不受此限制。
+
+收藏行字段：`id,userId,uid,nickname,deviceId,anonymous,dramaId,dramaTitle,dramaCover,
+dramaStatus,dramaPublished,createdAt`。点赞行字段：`id,userId,uid,nickname,deviceId,
+anonymous,targetType,targetId,dramaId,dramaTitle,dramaCover,episodeId,episodeNo,episodeTitle,
+commentSummary,createdAt`。游客的 userId 为空、anonymous 为 true；评论摘要最多 30 字。
+关联资料逻辑删除后展示字段为空，不排除原始互动记录。
+
 ### 2.4 下载管理（已实现）
 
 | 方法 | 路径 | 权限点 | 说明 |
@@ -827,6 +1003,7 @@ GET /app/notices?pageIndex=1&pageSize=20
 | --- | --- | --- | --- |
 | GET | `/admin/dashboard/overview` | `dashboard:view` | 总览：用户 / 内容 / 播放 / 收入 / 成本 |
 | GET | `/admin/dashboard/transcode` | `dashboard:view` | 转码队列积压与失败任务明细（含 `errorMsg` / `retryCount`） |
+| GET | `/admin/notifications/transcode` | `drama:list` | 转码通知：`running` / `success` / `failed` 角标，以及各状态最近 20 条（含 `dramaTitle`、`episodeNo`、`episodeTitle`） |
 
 **口径（与代码注释一致，前端 tooltip 可直接复用）**
 
@@ -834,6 +1011,8 @@ GET /app/notices?pageIndex=1&pageSize=20
 | --- | --- | --- |
 | 用户 | `total` / `newToday` / `new7d` | `app_user` 未删除总数；按 `created_at` 落在当天 / 近 7 天 |
 | 用户 | `active7d` | `last_login_at` 在近 7 天内。**不是 DAU**，日活需要逐日登录快照，当前无产出 |
+| 用户 | `androidActive7d` / `iosActive7d` | `app_user_device` 中 `status=active` 且 `last_seen_at` 在近 7 天的去重设备，平台分别为 `ANDROID` / `IOS` |
+| 用户 | `retention1d` / `retention7d` | 次日留存：昨日注册且今天仍登录的比例。7 日留存：8 至 14 天前注册、近 7 天仍登录的比例。队列为空返回 `null`，取值 0 到 1 |
 | 用户 | `banned` / `limited` / `deactivated` | 按 `status` 计数 |
 | 内容 | `drama*` | 短剧按 `status` 计数（`reviewing` 为待审、`published` 为已上线） |
 | 内容 | `episodeTotal` / `Published` / `WithMedia` | 剧集总数 / 已上线数 / `video_url` 非空数（均排除逻辑删除） |
@@ -950,8 +1129,9 @@ GET /app/notices?pageIndex=1&pageSize=20
 只接受 `bizType=EPISODE` 且状态为 `ready` / `uploaded` 的产物。
 
 **收费配置**：`previewSeconds` 落在 `drama_episode.preview_seconds`（0 = 不限制），
-与 `is_free` / `unlock_coin` 一起就是播放与下载付费判定读的字段，**改完立即生效**（实测：未登录请求付费集返回
-`{"accessType":"COIN_REQUIRED","unlockCoin":50,"previewSeconds":15}`；免费集直接返回签名播放地址）。
+与 `is_free` / `unlock_coin` 一起就是播放与下载付费判定读的字段，**改完立即生效**（实测：未登录请求锁定集直接
+返回 `UNAUTHORIZED`；已登录未解锁用户返回 `{"accessType":"COIN_REQUIRED","unlockCoin":50,"previewSeconds":15}`；
+免费集直接返回签名播放地址）。
 定价沿用「可编辑状态」口径：`draft` / `offline` 可改，已上线要改价需先申请下线（避免创作者悄悄改已上线内容的价格）；
 `dramaId` 以路径为准，body 里传别人的剧 id 无效，列表里带别人的 `episodeId` 会被忽略（只作用于自己剧的分集）。
 
@@ -1112,6 +1292,7 @@ GET /app/notices?pageIndex=1&pageSize=20
 | GET | `/admin/drama-classifications/{id}/dramas/candidates` | `drama:list` | 尚未关联到该分类的短剧（分页，供多选） |
 | POST | `/admin/drama-classifications/{id}/dramas` | `drama:update` | 批量关联短剧，返回实际新增数量 |
 | DELETE | `/admin/drama-classifications/{id}/dramas/{dramaId}` | `drama:update` | 从分类移出短剧（幂等） |
+| PUT | `/admin/drama-classifications/{id}/ranking-items` | `drama:update` | 原子保存推荐榜完整顺序，最多 50 部；空数组表示清空 |
 
 **列表响应**
 
@@ -1123,6 +1304,9 @@ GET /app/notices?pageIndex=1&pageSize=20
     {
       "id": "2112807182243336193",
       "name": "本周必看",
+      "code": "CLASSIFICATION_2112807182243336193",
+      "layoutType": "GRID",
+      "revision": "1",
       "sort": 1,
       "status": 1,
       "dramaCount": 12,
@@ -1138,12 +1322,20 @@ GET /app/notices?pageIndex=1&pageSize=20
 **新建 / 编辑请求体**
 
 ```json
-{ "name": "本周必看", "sort": 1, "status": 1 }
+{
+  "name": "推荐榜",
+  "code": "RECOMMEND_RANKING",
+  "layoutType": "RANKING",
+  "sort": 1,
+  "status": 1
+}
 ```
 
 | 字段 | 必填 | 说明 |
 | --- | --- | --- |
 | `name` | 是 | 去首尾空格后保存，全局唯一；`@NotBlank` 提示「请填写分类名称」 |
+| `code` | 否 | 稳定语义码，只允许大写字母、数字、下划线；不传时生成 `CLASSIFICATION_{id}` |
+| `layoutType` | 否 | `GRID` 普通分类 / `RANKING` 推荐榜；默认 `GRID` |
 | `sort` | 否 | 新建不传时取 `现有条数 + 1`；编辑不传（null）时保持原值 |
 | `status` | 否 | `1` 启用 / `0` 停用；新建默认 `1`，编辑不传保持原值 |
 
@@ -1157,6 +1349,11 @@ POST /admin/drama-classifications/2112807182243336193/dramas
 返回 `data` 为实际新增条数（整数）。已关联的、以及不存在的 `dramaId` 会被静默跳过，不报错；
 全部跳过时返回 `0`。`dramaIds` 为空数组 → `400 请选择短剧`。
 
+推荐榜应使用 `PUT /{id}/ranking-items` 一次提交完整有序 `dramaIds`。接口会去重、校验短剧存在，
+按数组顺序写入 `position=1..N` 并递增分类 `revision`；`dramaIds` 必须显式传数组，空数组表示清空。
+普通分类调用该接口返回 `200003`；推荐榜调用旧的 `POST /{id}/dramas` 或
+`DELETE /{id}/dramas/{dramaId}` 同样返回 `200003`，防止绕过版本与排序更新。
+
 **短剧列表项（`GET /{id}/dramas` 与 `/dramas/candidates` 共用）**
 
 ```json

docs/plans/2026-10-24-content-tag.md

@@ -0,0 +1,19 @@
+# 标签管理（替换短剧内容类型）
+
+## 决定
+
+不做「语言开关」总控。分类和剧单已经用 `name` / `nameEn` / `nameId` 三列。标签沿用同一套，避免两套国际化。语言总控要改短剧标题、简介、剧集标题，单独开一轮。
+
+## 本轮
+
+- 短剧编辑去掉「内容类型」。库里的 `drama_type` 先留着，推荐流的 `ANIME` / `LIVE` 筛选不受影响，后台不再改它。
+- 内容管理下新增「标签管理」。
+- 标签字段：中文名、英文名、印尼语名、排序、启用状态。三个名称都必填。
+- 短剧 `tag_id` 单选，可空。编辑页用下拉，只列出启用中的标签。
+- 已有短剧按原内容类型回填：`ANIME` → 漫剧，`LIVE` → 真人剧。
+
+## 接口
+
+- `GET/POST /admin/content-tags`，`PUT/DELETE /admin/content-tags/{id}`，权限沿用 `drama:list` / `create` / `update` / `delete`。
+- 短剧保存增加 `tagId`。不传则保持原值；传 `0` 表示清空。
+- 短剧列表返回 `tagId`、`tagName`、`tagNameEn`、`tagNameId`。

fruitshorts-admin-api/src/main/java/com/fruitshorts/admin/config/AdminJacksonTimeConfig.java

@@ -0,0 +1,28 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.admin.config;
+
+import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateTimeSerializer;
+import org.springframework.boot.autoconfigure.jackson.Jackson2ObjectMapperBuilderCustomizer;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+import java.time.format.DateTimeFormatter;
+
+/**
+ * 后台接口的时间格式统一成 `yyyy-MM-dd HH:mm:ss`。
+ *
+ * <p>application.yml 里的 `spring.jackson.date-format` 只作用于 java.util.Date，
+ * LocalDateTime 仍会输出 ISO 的 `2026-10-27T14:14:12.644`，后台表格里会露出一串带 T 的原文。
+ * 该配置只放在 admin-api，C 端保持 ISO，避免影响客户端解析。
+ */
+@Configuration
+public class AdminJacksonTimeConfig {
+
+    private static final DateTimeFormatter DATE_TIME = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss");
+
+    @Bean
+    public Jackson2ObjectMapperBuilderCustomizer adminLocalDateTimeFormat() {
+        return builder -> builder.serializers(new LocalDateTimeSerializer(DATE_TIME));
+    }
+}

fruitshorts-admin-api/src/main/java/com/fruitshorts/admin/controller/AppVersionAdminController.java

@@ -0,0 +1,98 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.admin.controller;
+
+import com.fruitshorts.common.pojo.PageResult;
+import com.fruitshorts.common.pojo.Result;
+import com.fruitshorts.framework.log.OperationLog;
+import com.fruitshorts.system.service.AppVersionService;
+import com.fruitshorts.system.vo.AppVersionQueryReqVO;
+import com.fruitshorts.system.vo.AppVersionRespVO;
+import com.fruitshorts.system.vo.AppVersionSaveReqVO;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import jakarta.validation.Valid;
+import jakarta.validation.constraints.NotEmpty;
+import jakarta.validation.constraints.Size;
+import lombok.RequiredArgsConstructor;
+import org.springframework.security.access.prepost.PreAuthorize;
+import org.springframework.validation.annotation.Validated;
+import org.springframework.web.bind.annotation.DeleteMapping;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.PutMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+/** 后台 - App 版本管理。 */
+@Tag(name = "后台-App 版本")
+@RestController
+@RequestMapping("/admin/app-versions")
+@RequiredArgsConstructor
+public class AppVersionAdminController {
+
+    private final AppVersionService appVersionService;
+
+    @Operation(summary = "版本分页查询")
+    @GetMapping("/page")
+    @PreAuthorize("@ss.hasPermission('app-version:list')")
+    public Result<PageResult<AppVersionRespVO>> page(@Validated AppVersionQueryReqVO req) {
+        return Result.ok(appVersionService.page(req));
+    }
+
+    @Operation(summary = "版本详情")
+    @GetMapping("/{id}")
+    @PreAuthorize("@ss.hasPermission('app-version:list')")
+    public Result<AppVersionRespVO> detail(@PathVariable Long id) {
+        return Result.ok(appVersionService.detail(id));
+    }
+
+    @Operation(summary = "新建版本（默认发布）")
+    @PostMapping
+    @PreAuthorize("@ss.hasPermission('app-version:create')")
+    @OperationLog(module = "版本管理", action = "新建版本")
+    public Result<Long> create(@Valid @RequestBody AppVersionSaveReqVO req) {
+        return Result.ok(appVersionService.create(req));
+    }
+
+    @Operation(summary = "批量新建版本（一次事务）")
+    @PostMapping("/batch")
+    @PreAuthorize("@ss.hasPermission('app-version:create')")
+    @OperationLog(module = "版本管理", action = "批量新建版本")
+    public Result<java.util.List<Long>> batchCreate(
+            @NotEmpty(message = "请至少传一条")
+            @Size(max = 16, message = "单次不超过 16 条")
+            @Valid @RequestBody java.util.List<@Valid AppVersionSaveReqVO> reqs) {
+        return Result.ok(appVersionService.batchCreate(reqs));
+    }
+
+    @Operation(summary = "编辑版本")
+    @PutMapping("/{id}")
+    @PreAuthorize("@ss.hasPermission('app-version:update')")
+    @OperationLog(module = "版本管理", action = "编辑版本")
+    public Result<Void> update(@PathVariable Long id, @Valid @RequestBody AppVersionSaveReqVO req) {
+        appVersionService.update(id, req);
+        return Result.ok();
+    }
+
+    @Operation(summary = "发布 / 下架")
+    @PutMapping("/{id}/status")
+    @PreAuthorize("@ss.hasPermission('app-version:update')")
+    @OperationLog(module = "版本管理", action = "版本上下架")
+    public Result<Void> updateStatus(@PathVariable Long id, @RequestParam Integer status) {
+        appVersionService.updateStatus(id, status);
+        return Result.ok();
+    }
+
+    @Operation(summary = "删除版本")
+    @DeleteMapping("/{id}")
+    @PreAuthorize("@ss.hasPermission('app-version:delete')")
+    @OperationLog(module = "版本管理", action = "删除版本")
+    public Result<Void> delete(@PathVariable Long id) {
+        appVersionService.delete(id);
+        return Result.ok();
+    }
+}

fruitshorts-admin-api/src/main/java/com/fruitshorts/admin/controller/AuthController.java

@@ -32,12 +32,13 @@ import java.util.List;
 public class AuthController {
 
     private final AuthService authService;
+    private final WebUtils webUtils;
 
     @Operation(summary = "管理端登录")
     @PostMapping("/login")
     @OperationLog(module = "认证", action = "登录")
     public Result<LoginRespVO> login(@Valid @RequestBody LoginReqVO req, HttpServletRequest request) {
-        return Result.ok(authService.login(req, WebUtils.getClientIp(request)));
+        return Result.ok(authService.login(req, webUtils.clientIp(request)));
     }
 
     /** 当前用户的菜单路由树，结构与前端 element-plus-admin 的动态路由一致。 */

fruitshorts-admin-api/src/main/java/com/fruitshorts/admin/controller/ContentTagController.java

@@ -0,0 +1,72 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.admin.controller;
+
+import com.fruitshorts.common.pojo.Result;
+import com.fruitshorts.content.service.ContentTagService;
+import com.fruitshorts.content.vo.ContentTagRespVO;
+import com.fruitshorts.content.vo.ContentTagSaveReqVO;
+import com.fruitshorts.framework.log.OperationLog;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import jakarta.validation.Valid;
+import lombok.RequiredArgsConstructor;
+import org.springframework.security.access.prepost.PreAuthorize;
+import org.springframework.web.bind.annotation.DeleteMapping;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.PutMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.List;
+
+/** 短剧标签管理。短剧编辑时单选其中一个启用标签。 */
+@Tag(name = "后台-标签")
+@RestController
+@RequestMapping("/admin/content-tags")
+@RequiredArgsConstructor
+public class ContentTagController {
+
+    private final ContentTagService contentTagService;
+
+    @Operation(summary = "标签列表")
+    @GetMapping
+    @PreAuthorize("@ss.hasPermission('drama:list')")
+    public Result<List<ContentTagRespVO>> list(
+            @RequestParam(required = false) Boolean enabledOnly) {
+        if (Boolean.TRUE.equals(enabledOnly)) {
+            return Result.ok(contentTagService.listEnabled());
+        }
+        return Result.ok(contentTagService.list());
+    }
+
+    @Operation(summary = "新建标签")
+    @PostMapping
+    @PreAuthorize("@ss.hasPermission('drama:create')")
+    @OperationLog(module = "内容管理", action = "新增标签")
+    public Result<Long> create(@Valid @RequestBody ContentTagSaveReqVO req) {
+        return Result.ok(contentTagService.create(req));
+    }
+
+    @Operation(summary = "编辑标签")
+    @PutMapping("/{id}")
+    @PreAuthorize("@ss.hasPermission('drama:update')")
+    @OperationLog(module = "内容管理", action = "编辑标签")
+    public Result<Void> update(@PathVariable Long id, @Valid @RequestBody ContentTagSaveReqVO req) {
+        contentTagService.update(id, req);
+        return Result.ok();
+    }
+
+    @Operation(summary = "删除标签")
+    @DeleteMapping("/{id}")
+    @PreAuthorize("@ss.hasPermission('drama:delete')")
+    @OperationLog(module = "内容管理", action = "删除标签")
+    public Result<Void> delete(@PathVariable Long id) {
+        contentTagService.delete(id);
+        return Result.ok();
+    }
+}

fruitshorts-admin-api/src/main/java/com/fruitshorts/admin/controller/DashboardAdminController.java

@@ -3,6 +3,8 @@
 package com.fruitshorts.admin.controller;
 
 import com.fruitshorts.admin.service.DashboardService;
+import com.fruitshorts.admin.vo.DashboardDistributionRespVO;
+import com.fruitshorts.admin.vo.DashboardTrendRespVO;
 import com.fruitshorts.admin.vo.TranscodeDashboardRespVO;
 import com.fruitshorts.common.pojo.Result;
 import io.swagger.v3.oas.annotations.Operation;
@@ -44,4 +46,20 @@ public class DashboardAdminController {
     public Result<TranscodeDashboardRespVO> transcode() {
         return Result.ok(dashboardService.transcode());
     }
+
+    /** 近 7 天每日趋势（用户注册 / 播放事件 / 转码任务）。 */
+    @Operation(summary = "大盘趋势（近 7 天每日数据，给折线图用）")
+    @GetMapping("/trend")
+    @PreAuthorize("@ss.hasPermission('dashboard:view')")
+    public Result<DashboardTrendRespVO> trend() {
+        return Result.ok(dashboardService.trend());
+    }
+
+    /** 分布：短剧状态 / 转码状态 / 片源覆盖 / 待处理审核。 */
+    @Operation(summary = "大盘分布（给饼图用）")
+    @GetMapping("/distribution")
+    @PreAuthorize("@ss.hasPermission('dashboard:view')")
+    public Result<DashboardDistributionRespVO> distribution() {
+        return Result.ok(dashboardService.distribution());
+    }
 }

fruitshorts-admin-api/src/main/java/com/fruitshorts/admin/controller/DramaClassificationController.java

@@ -9,6 +9,7 @@ import com.fruitshorts.content.vo.DramaBriefVO;
 import com.fruitshorts.content.vo.DramaClassificationRespVO;
 import com.fruitshorts.content.vo.DramaClassificationSaveReqVO;
 import com.fruitshorts.content.vo.DramaIdsReqVO;
+import com.fruitshorts.content.vo.DramaRankingItemsReqVO;
 import com.fruitshorts.framework.log.OperationLog;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
@@ -104,6 +105,16 @@ public class DramaClassificationController {
         return Result.ok(classificationService.bindDramas(id, req.getDramaIds()));
     }
 
+    @Operation(summary = "保存推荐榜完整内容与顺序")
+    @PutMapping("/{id}/ranking-items")
+    @PreAuthorize("@ss.hasPermission('drama:update')")
+    @OperationLog(module = "内容管理", action = "保存推荐榜顺序")
+    public Result<Void> saveRankingItems(@PathVariable Long id,
+                                         @Valid @RequestBody DramaRankingItemsReqVO req) {
+        classificationService.saveRankingItems(id, req.getDramaIds());
+        return Result.ok();
+    }
+
     @Operation(summary = "移除分类下的短剧")
     @DeleteMapping("/{id}/dramas/{dramaId}")
     @PreAuthorize("@ss.hasPermission('drama:update')")

fruitshorts-admin-api/src/main/java/com/fruitshorts/admin/controller/FavoriteAdminController.java

@@ -0,0 +1,34 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.admin.controller;
+
+import com.fruitshorts.admin.service.FavoriteAdminService;
+import com.fruitshorts.admin.vo.AdminFavoriteVO;
+import com.fruitshorts.admin.vo.FavoriteQueryReqVO;
+import com.fruitshorts.common.pojo.PageResult;
+import com.fruitshorts.common.pojo.Result;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import jakarta.validation.Valid;
+import lombok.RequiredArgsConstructor;
+import org.springframework.security.access.prepost.PreAuthorize;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+/** 后台收藏只读查询入口。 */
+@Tag(name = "后台-收藏列表")
+@RestController
+@RequestMapping("/admin/favorites")
+@RequiredArgsConstructor
+public class FavoriteAdminController {
+    private final FavoriteAdminService service;
+
+    /** 按用户、设备、内容和时间分页查询收藏。 */
+    @Operation(summary = "收藏列表分页查询")
+    @GetMapping("/page")
+    @PreAuthorize("@ss.hasPermission('favorite:list')")
+    public Result<PageResult<AdminFavoriteVO>> page(@Valid FavoriteQueryReqVO req) {
+        return Result.ok(service.page(req));
+    }
+}

fruitshorts-admin-api/src/main/java/com/fruitshorts/admin/controller/LikeAdminController.java

@@ -0,0 +1,34 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.admin.controller;
+
+import com.fruitshorts.admin.service.LikeAdminService;
+import com.fruitshorts.admin.vo.AdminLikeVO;
+import com.fruitshorts.admin.vo.LikeQueryReqVO;
+import com.fruitshorts.common.pojo.PageResult;
+import com.fruitshorts.common.pojo.Result;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import jakarta.validation.Valid;
+import lombok.RequiredArgsConstructor;
+import org.springframework.security.access.prepost.PreAuthorize;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+/** 后台点赞只读查询入口。 */
+@Tag(name = "后台-点赞列表")
+@RestController
+@RequestMapping("/admin/likes")
+@RequiredArgsConstructor
+public class LikeAdminController {
+    private final LikeAdminService service;
+
+    /** 按用户、设备、内容和时间分页查询点赞。 */
+    @Operation(summary = "点赞列表分页查询")
+    @GetMapping("/page")
+    @PreAuthorize("@ss.hasPermission('like:list')")
+    public Result<PageResult<AdminLikeVO>> page(@Valid LikeQueryReqVO req) {
+        return Result.ok(service.page(req));
+    }
+}

fruitshorts-admin-api/src/main/java/com/fruitshorts/admin/controller/MediaController.java

@@ -15,6 +15,8 @@ import com.fruitshorts.media.vo.UploadCompleteReqVO;
 import com.fruitshorts.media.vo.UploadInitReqVO;
 import com.fruitshorts.media.vo.UploadInitRespVO;
 import com.fruitshorts.media.vo.UploadProgressRespVO;
+import com.fruitshorts.admin.service.TranscodeBackfillAdminService;
+import com.fruitshorts.admin.vo.TranscodeBackfillRespVO;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import jakarta.validation.Valid;
@@ -41,6 +43,7 @@ public class MediaController {
 
     private final MediaService mediaService;
     private final MediaTranscodeProfileService profileService;
+    private final TranscodeBackfillAdminService backfillAdminService;
 
     @Operation(summary = "初始化分片上传")
     @PostMapping("/upload/init")
@@ -110,4 +113,14 @@ public class MediaController {
         ImpersonationGuard.rejectWrite();
         return Result.ok(profileService.save(profile));
     }
+
+    @Operation(summary = "手动补齐转码：扫描缺产物/帧图的分集并入队")
+    @PostMapping("/transcode/backfill")
+    @PreAuthorize("@ss.hasPermission('episode:upload')")
+    @OperationLog(module = "后台管理", action = "补齐转码")
+    public Result<TranscodeBackfillRespVO> backfill(
+            @RequestParam(value = "batchSize", required = false) Integer batchSize) {
+        ImpersonationGuard.rejectWrite();
+        return Result.ok(backfillAdminService.runOnce(batchSize));
+    }
 }

fruitshorts-admin-api/src/main/java/com/fruitshorts/admin/controller/TranscodeNoticeController.java

@@ -0,0 +1,33 @@
+// Author: fruit.com.cn
+// 后台转码通知接口。
+
+package com.fruitshorts.admin.controller;
+
+import com.fruitshorts.admin.service.TranscodeNoticeService;
+import com.fruitshorts.admin.vo.TranscodeNoticeRespVO;
+import com.fruitshorts.common.pojo.Result;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import lombok.RequiredArgsConstructor;
+import org.springframework.security.access.prepost.PreAuthorize;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+/** 后台转码通知。 */
+@Tag(name = "后台-转码通知")
+@RestController
+@RequestMapping("/admin/notifications")
+@RequiredArgsConstructor
+public class TranscodeNoticeController {
+
+    private final TranscodeNoticeService transcodeNoticeService;
+
+    /** 转码中、成功、失败的角标和最近任务，含短剧与集数。 */
+    @Operation(summary = "转码通知（角标与最近任务）")
+    @GetMapping("/transcode")
+    @PreAuthorize("@ss.hasPermission('drama:list')")
+    public Result<TranscodeNoticeRespVO> transcode() {
+        return Result.ok(transcodeNoticeService.notices());
+    }
+}

fruitshorts-admin-api/src/main/java/com/fruitshorts/admin/service/AppSessionSystemService.java

@@ -3,7 +3,9 @@
 package com.fruitshorts.admin.service;
 
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
+import com.fruitshorts.user.dal.entity.AppDeviceProfile;
 import com.fruitshorts.user.dal.entity.AppUserSession;
+import com.fruitshorts.user.dal.mapper.AppDeviceProfileMapper;
 import com.fruitshorts.user.dal.mapper.AppUserSessionMapper;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
@@ -13,16 +15,19 @@ import java.util.ArrayList;
 import java.util.Collection;
 import java.util.HashMap;
 import java.util.List;
+import java.util.Locale;
 import java.util.Map;
 
 /**
- * 按用户最近会话解析系统。同一设备优先，否则用仍有效的最近一次登录。
+ * 按设备画像解析系统，缺画像时回退到用户最近会话。
+ * 设备画像不依赖登录态，游客行为也能显示系统。
  */
 @Service
 @RequiredArgsConstructor
 public class AppSessionSystemService {
 
     private final AppUserSessionMapper sessionMapper;
+    private final AppDeviceProfileMapper profileMapper;
 
     /** 按用户分组，组内按最近活跃倒序。 */
     public Map<Long, List<AppUserSession>> groupByUser(Collection<Long> userIds) {
@@ -31,6 +36,9 @@ public class AppSessionSystemService {
             return grouped;
         }
         List<AppUserSession> sessions = sessionMapper.selectList(Wrappers.<AppUserSession>lambdaQuery()
+                .select(AppUserSession::getId, AppUserSession::getUserId, AppUserSession::getDeviceId,
+                        AppUserSession::getPlatform, AppUserSession::getOsVersion,
+                        AppUserSession::getRevokedAt, AppUserSession::getLastActiveAt)
                 .in(AppUserSession::getUserId, userIds)
                 .orderByDesc(AppUserSession::getLastActiveAt)
                 .orderByDesc(AppUserSession::getId));
@@ -40,6 +48,49 @@ public class AppSessionSystemService {
         return grouped;
     }
 
+    /** 按 device_id 批量取设备画像，未建档的设备不出现在结果里。 */
+    public Map<String, AppDeviceProfile> deviceProfiles(Collection<String> deviceIds) {
+        Map<String, AppDeviceProfile> result = new HashMap<>();
+        if (deviceIds == null || deviceIds.isEmpty()) {
+            return result;
+        }
+        List<String> keys = deviceIds.stream()
+                .filter(StringUtils::hasText).map(String::trim).distinct().toList();
+        if (keys.isEmpty()) {
+            return result;
+        }
+        for (AppDeviceProfile profile : profileMapper.selectList(
+                Wrappers.<AppDeviceProfile>lambdaQuery().in(AppDeviceProfile::getDeviceId, keys))) {
+            result.put(profile.getDeviceId(), profile);
+        }
+        return result;
+    }
+
+    /**
+     * 平台筛选的命中范围：设备平台直接给 device_id；登录用户的行为行不带 device_id，
+     * 只能按该用户登录会话的平台判定，两者取并集。
+     */
+    public record PlatformScope(List<String> deviceIds, List<Long> userIds) {
+        public boolean empty() {
+            return deviceIds.isEmpty() && userIds.isEmpty();
+        }
+    }
+
+    /** 按平台解析命中范围；未传平台返回 null 表示不限制。 */
+    public PlatformScope platformScope(String platform) {
+        if (!StringUtils.hasText(platform)) {
+            return null;
+        }
+        String value = platform.trim().toUpperCase(Locale.ROOT);
+        List<String> deviceIds = profileMapper.selectList(Wrappers.<AppDeviceProfile>lambdaQuery()
+                        .select(AppDeviceProfile::getDeviceId)
+                        .eq(AppDeviceProfile::getPlatform, value))
+                .stream().map(AppDeviceProfile::getDeviceId).toList();
+        // 只认「最近一次登录」的平台，与列表里展示的系统保持一致
+        List<Long> userIds = sessionMapper.selectUserIdsByLatestPlatform(value);
+        return new PlatformScope(deviceIds, userIds);
+    }
+
     /** 观看记录优先匹配同一设备，其次取未吊销会话。 */
     public AppUserSession match(List<AppUserSession> sessions, String deviceId) {
         if (sessions == null || sessions.isEmpty()) {

fruitshorts-admin-api/src/main/java/com/fruitshorts/admin/service/DashboardService.java

@@ -3,6 +3,8 @@
 package com.fruitshorts.admin.service;
 
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
+import com.fruitshorts.admin.vo.DashboardDistributionRespVO;
+import com.fruitshorts.admin.vo.DashboardTrendRespVO;
 import com.fruitshorts.admin.vo.TranscodeDashboardRespVO;
 import com.fruitshorts.commerce.dal.entity.CoinLedger;
 import com.fruitshorts.commerce.dal.entity.Entitlement;
@@ -44,6 +46,8 @@ import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.Map;
 
+import org.springframework.jdbc.core.JdbcTemplate;
+
 /**
  * 运营大盘（只读聚合）。
  *
@@ -54,7 +58,11 @@ import java.util.Map;
  * <ul>
  *   <li>用户：`total` = app_user 未删除总数；`newToday`/`new7d` = 按 created_at 落在当天 / 近 7 天；
  *       `active7d` = last_login_at 在近 7 天内（**不是 DAU**：真正的日活需要按天留存登录快照，
- *       当前没有逐日快照数据源，见 notes）；`banned`/`limited` = 按 status 计数。</li>
+ *       当前没有逐日快照数据源，见 notes）；`androidActive7d`/`iosActive7d` =
+ *       `app_user_device` 中状态为 active、近 7 天有心跳的去重设备数；
+ *       `retention1d` = 昨日注册用户中今天仍登录的比例，分母为 0 时返回 null；
+ *       `retention7d` = 8 至 14 天前注册的用户中，近 7 天仍登录的比例，分母为 0 时返回 null；
+ *       `banned`/`limited` = 按 status 计数。</li>
  *   <li>内容：短剧按 status 计数（`reviewing` 视为待审、`published` 视为已上线）；
  *       剧集总数与已上线数；`episodeWithMedia` = video_url 非空的剧集数。</li>
  *   <li>播放：`viewTotal`/`playTotal` = 短剧表上累计计数列的求和（累计口径，不限定时间范围）；
@@ -72,6 +80,9 @@ import java.util.Map;
 public class DashboardService {
 
     private static final int ACTIVE_WINDOW_DAYS = 7;
+    private static final int RETENTION_WINDOW_DAYS = 7;
+    private static final String PLATFORM_ANDROID = "ANDROID";
+    private static final String PLATFORM_IOS = "IOS";
 
     private final AppUserMapper appUserMapper;
     private final AppUserOtpMapper appUserOtpMapper;
@@ -86,6 +97,7 @@ public class DashboardService {
     private final CoinLedgerMapper coinLedgerMapper;
     private final EntitlementMapper entitlementMapper;
     private final TranscodeService transcodeService;
+    private final JdbcTemplate jdbcTemplate;
 
     public Map<String, Object> overview() {
         LocalDateTime now = LocalDateTime.now();
@@ -117,6 +129,58 @@ public class DashboardService {
         return data;
     }
 
+    /** 近 7 天每日趋势，给折线图用。 */
+    public DashboardTrendRespVO trend() {
+        int days = 7;
+        LocalDate today = LocalDate.now();
+        List<String> dates = new ArrayList<>(days);
+        List<Long> newUsers = new ArrayList<>(days);
+        List<Long> playEvents = new ArrayList<>(days);
+        List<Long> newTranscodes = new ArrayList<>(days);
+        List<Long> transcodeSuccess = new ArrayList<>(days);
+        for (int i = days - 1; i >= 0; i--) {
+            LocalDate d = today.minusDays(i);
+            dates.add(d.toString());
+            newUsers.add(countForDate("SELECT COUNT(*) FROM app_user WHERE deleted = 0 AND DATE(created_at) = ?", d));
+            playEvents.add(countForDate("SELECT COUNT(*) FROM watch_history WHERE DATE(watched_at) = ?", d));
+            newTranscodes.add(countForDate("SELECT COUNT(*) FROM transcode_task WHERE DATE(created_at) = ?", d));
+            transcodeSuccess.add(countForDate("SELECT COUNT(*) FROM transcode_task WHERE status = 'SUCCESS' AND DATE(created_at) = ?", d));
+        }
+        return new DashboardTrendRespVO(dates, newUsers, playEvents, newTranscodes, transcodeSuccess);
+    }
+
+    /** 各域状态分布，给饼图用。 */
+    public DashboardDistributionRespVO distribution() {
+        DashboardDistributionRespVO vo = new DashboardDistributionRespVO();
+        vo.setDramaStatus(groupBy("SELECT status, COUNT(*) FROM drama WHERE deleted = 0 GROUP BY status"));
+        vo.setTranscodeStatus(groupBy("SELECT status, COUNT(*) FROM transcode_task GROUP BY status"));
+        vo.setEpisodeMedia(groupBy("""
+            SELECT CASE WHEN video_url IS NOT NULL AND video_url <> '' THEN '有片源' ELSE '无片源' END AS bucket,
+                   COUNT(*) FROM drama_episode WHERE deleted = 0 GROUP BY bucket"""));
+        List<DashboardDistributionRespVO.Item> pending = new ArrayList<>();
+        pending.add(new DashboardDistributionRespVO.Item("评论待审", orZero(commentMapper.selectCount(
+                Wrappers.<ContentComment>lambdaQuery().eq(ContentComment::getStatus, "pending")))));
+        pending.add(new DashboardDistributionRespVO.Item("举报待处理", orZero(reportMapper.selectCount(
+                Wrappers.<ContentReport>lambdaQuery().eq(ContentReport::getStatus, "pending")))));
+        vo.setPendingModeration(pending);
+        return vo;
+    }
+
+    /** 按日期查计数，空结果返回 0。 */
+    private long countForDate(String sql, LocalDate date) {
+        Long count = jdbcTemplate.queryForObject(sql, Long.class, date);
+        return count == null ? 0L : count;
+    }
+
+    /** 两列 GROUP BY 查询返回 Map<key, count>。 */
+    private Map<String, Long> groupBy(String sql) {
+        Map<String, Long> result = new LinkedHashMap<>();
+        jdbcTemplate.query(sql, rs -> {
+            result.put(rs.getString(1), rs.getLong(2));
+        });
+        return result;
+    }
+
     private Map<String, Object> userMetrics(LocalDateTime todayStart, LocalDateTime sevenDaysAgo) {
         Map<String, Object> user = new LinkedHashMap<>();
         user.put("total", countUser(Wrappers.<AppUser>lambdaQuery()));
@@ -130,9 +194,47 @@ public class DashboardService {
         user.put("limited", countUser(Wrappers.<AppUser>lambdaQuery().eq(AppUser::getStatus, "limited")));
         user.put("deactivated", countUser(Wrappers.<AppUser>lambdaQuery()
                 .eq(AppUser::getStatus, "deactivated")));
+        putActiveDevices(user, sevenDaysAgo);
+        user.put("retention1d", retentionRate(todayStart.minusDays(1), todayStart, todayStart));
+        user.put("retention7d", retentionRate(
+                todayStart.minusDays(RETENTION_WINDOW_DAYS * 2L),
+                todayStart.minusDays(RETENTION_WINDOW_DAYS),
+                sevenDaysAgo));
         return user;
     }
 
+    /** 近 7 天仍活跃的安卓、iOS 设备，按设备号去重。 */
+    private void putActiveDevices(Map<String, Object> user, LocalDateTime since) {
+        Map<String, Long> counts = new LinkedHashMap<>();
+        jdbcTemplate.query("""
+                SELECT UPPER(platform), COUNT(DISTINCT device_id)
+                FROM app_user_device
+                WHERE deleted = 0 AND status = 'active' AND last_seen_at >= ?
+                GROUP BY UPPER(platform)
+                """, rs -> {
+            counts.put(rs.getString(1), rs.getLong(2));
+        }, since);
+        user.put("androidActive7d", counts.getOrDefault(PLATFORM_ANDROID, 0L));
+        user.put("iosActive7d", counts.getOrDefault(PLATFORM_IOS, 0L));
+    }
+
+    /** 队列留存率。注册队列为空时返回 null，避免把没有样本显示成 0%。 */
+    private Double retentionRate(LocalDateTime cohortStart, LocalDateTime cohortEnd, LocalDateTime returnedSince) {
+        Long cohort = jdbcTemplate.queryForObject("""
+                SELECT COUNT(*) FROM app_user
+                WHERE deleted = 0 AND created_at >= ? AND created_at < ?
+                """, Long.class, cohortStart, cohortEnd);
+        if (cohort == null || cohort == 0L) {
+            return null;
+        }
+        Long returned = jdbcTemplate.queryForObject("""
+                SELECT COUNT(*) FROM app_user
+                WHERE deleted = 0 AND created_at >= ? AND created_at < ? AND last_login_at >= ?
+                """, Long.class, cohortStart, cohortEnd, returnedSince);
+        long back = returned == null ? 0L : returned;
+        return Math.round(back * 1000.0 / cohort) / 1000.0;
+    }
+
     private Map<String, Object> contentMetrics() {
         Map<String, Object> content = new LinkedHashMap<>();
         content.put("dramaTotal", dramaMapper.selectCount(null));
@@ -227,6 +329,8 @@ public class DashboardService {
         List<String> notes = new ArrayList<>();
         notes.add("DAU 暂无数据源：需要按天留存登录快照（ops_daily_stat 已建表但当前无产出），"
                 + "现以 active7d（近 7 天登录过）近似");
+        notes.add("androidActive7d / iosActive7d 是近 7 天 last_seen_at 仍活跃的去重设备，不是安装量");
+        notes.add("retention1d 是昨日注册且今天仍登录的比例；retention7d 是 8 至 14 天前注册、近 7 天仍登录的比例；队列为空时为 null");
         notes.add("CDN 流量与带宽成本暂无数据源：需接入 CDN 账单或访问日志，cdnTrafficBytes 恒为 null");
         notes.add("收入金额在商店未接入前恒为 0：订单表无真实商店订单，金币解锁收入请参考 coinConsumed");
         notes.add("viewTotal/playTotal 是短剧表上的累计计数，与 playEvents7d 的流水口径不可相加");

fruitshorts-admin-api/src/main/java/com/fruitshorts/admin/service/EngagementAdminLookup.java

@@ -0,0 +1,147 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.admin.service;
+
+import com.baomidou.mybatisplus.core.toolkit.Wrappers;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.fruitshorts.admin.vo.EngagementQueryReqVO;
+import com.fruitshorts.common.exception.ErrorCode;
+import com.fruitshorts.common.exception.ServiceException;
+import com.fruitshorts.content.dal.entity.Drama;
+import com.fruitshorts.content.dal.mapper.DramaMapper;
+import com.fruitshorts.user.dal.entity.AppDeviceProfile;
+import com.fruitshorts.user.dal.entity.AppUser;
+import com.fruitshorts.user.dal.entity.AppUserSession;
+import com.fruitshorts.user.dal.mapper.AppDeviceProfileMapper;
+import com.fruitshorts.user.dal.mapper.AppUserMapper;
+import com.fruitshorts.user.dal.mapper.AppUserSessionMapper;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Component;
+import org.springframework.util.StringUtils;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Locale;
+import java.util.Map;
+import java.util.Objects;
+import java.util.function.Function;
+import java.util.stream.Collectors;
+
+/** 后台互动列表的分页、预检索及批量资料读取。 */
+@Component
+@RequiredArgsConstructor
+public class EngagementAdminLookup {
+    private static final int DEFAULT_PAGE_SIZE = 10;
+    private static final int MAX_PAGE_SIZE = 100;
+    /**
+     * 关键词预检索的 ID 上限：命中过多时 IN 列表会超出数据库参数上限，
+     * 也说明关键词过于宽泛，直接提示使用者补充条件而不是截断结果。
+     */
+    private static final int MAX_LOOKUP_SIZE = 2000;
+    private static final int LOOKUP_PROBE = MAX_LOOKUP_SIZE + 1;
+    private final AppUserMapper userMapper;
+    private final DramaMapper dramaMapper;
+    private final AppDeviceProfileMapper deviceProfileMapper;
+    private final AppUserSessionMapper sessionMapper;
+    private final AppSessionSystemService sessionSystem;
+
+    /** 规范化页码和页大小。 */
+    public <T> Page<T> page(EngagementQueryReqVO req) {
+        int index = req.getPageIndex() == null ? 1 : Math.max(1, req.getPageIndex());
+        int size = req.getPageSize() == null || req.getPageSize() < 1
+                ? DEFAULT_PAGE_SIZE : Math.min(MAX_PAGE_SIZE, req.getPageSize());
+        return new Page<>(index, size);
+    }
+
+    /** 按 uid 或昵称预检索，未传关键词时不限制用户。 */
+    public List<Long> userIds(String keyword) {
+        if (!StringUtils.hasText(keyword)) {
+            return null;
+        }
+        String value = keyword.trim();
+        List<Long> ids = userMapper.selectList(Wrappers.<AppUser>lambdaQuery().select(AppUser::getId)
+                .and(q -> q.like(AppUser::getUid, value).or().like(AppUser::getNickname, value))
+                .last("LIMIT " + LOOKUP_PROBE))
+                .stream().map(AppUser::getId).toList();
+        return ensureLookupSize(ids, "uid / 昵称");
+    }
+
+    /** 按剧名预检索，未传剧名时不限制短剧。 */
+    public List<Long> dramaIds(String title) {
+        if (!StringUtils.hasText(title)) {
+            return null;
+        }
+        List<Long> ids = dramaMapper.selectList(Wrappers.<Drama>lambdaQuery().select(Drama::getId)
+                .like(Drama::getTitle, title.trim())
+                .last("LIMIT " + LOOKUP_PROBE)).stream().map(Drama::getId).toList();
+        return ensureLookupSize(ids, "短剧名称");
+    }
+
+    /** 命中数量超限时给出可操作的提示，避免把整张表拉进 IN 条件。 */
+    private List<Long> ensureLookupSize(List<Long> ids, String field) {
+        if (ids.size() > MAX_LOOKUP_SIZE) {
+            throw new ServiceException(ErrorCode.BAD_REQUEST,
+                    field + "命中超过 " + MAX_LOOKUP_SIZE + " 条，请使用更精确的筛选条件");
+        }
+        return ids;
+    }
+
+    /** 区分无筛选和有筛选但无匹配。 */
+    public boolean noMatch(List<Long> ids) {
+        return ids != null && ids.isEmpty();
+    }
+
+    /** 按非空去重 ID 批量读取用户，避免游客触发空 IN。 */
+    public Map<Long, AppUser> users(Collection<Long> ids) {
+        List<Long> keys = keys(ids);
+        return keys.isEmpty() ? Map.of() : userMapper.selectBatchIds(keys).stream()
+                .collect(Collectors.toMap(AppUser::getId, Function.identity()));
+    }
+
+    /** 按非空去重 ID 批量读取短剧。 */
+    public Map<Long, Drama> dramas(Collection<Long> ids) {
+        List<Long> keys = keys(ids);
+        return keys.isEmpty() ? Map.of() : dramaMapper.selectBatchIds(keys).stream()
+                .collect(Collectors.toMap(Drama::getId, Function.identity()));
+    }
+
+    /** 按 device_id 批量读取设备画像；游客也有记录，没建档的不返回。 */
+    public Map<String, AppDeviceProfile> deviceProfiles(Collection<String> deviceIds) {
+        List<String> keys = deviceIds.stream().filter(StringUtils::hasText)
+                .map(String::trim).distinct().toList();
+        return keys.isEmpty() ? Map.of() : deviceProfileMapper.selectList(
+                        Wrappers.<AppDeviceProfile>lambdaQuery().in(AppDeviceProfile::getDeviceId, keys))
+                .stream().collect(Collectors.toMap(AppDeviceProfile::getDeviceId,
+                        Function.identity(), (first, second) -> first));
+    }
+
+    /**
+     * 每个用户取最近一次登录会话。
+     * 已登录用户的互动行 device_id 为空（写入时会清空），只能退回会话取系统。
+     */
+    public Map<Long, AppUserSession> latestSessions(Collection<Long> userIds) {
+        List<Long> keys = keys(userIds);
+        if (keys.isEmpty()) {
+            return Map.of();
+        }
+        Map<Long, AppUserSession> result = new HashMap<>();
+        for (AppUserSession session : sessionMapper.selectList(Wrappers.<AppUserSession>lambdaQuery()
+                .select(AppUserSession::getId, AppUserSession::getUserId,
+                        AppUserSession::getPlatform)
+                .in(AppUserSession::getUserId, keys)
+                .orderByDesc(AppUserSession::getLastActiveAt)
+                .orderByDesc(AppUserSession::getId))) {
+            result.putIfAbsent(session.getUserId(), session);
+        }
+        return result;
+    }
+
+    /** 按平台解析命中范围；未传平台返回 null 表示不限制。 */
+    public AppSessionSystemService.PlatformScope platformScope(String platform) {
+        return sessionSystem.platformScope(platform);
+    }
+
+    private List<Long> keys(Collection<Long> ids) {
+        return ids.stream().filter(Objects::nonNull).distinct().toList();
+    }
+}

fruitshorts-admin-api/src/main/java/com/fruitshorts/admin/service/FavoriteAdminService.java

@@ -0,0 +1,117 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.admin.service;
+
+import com.baomidou.mybatisplus.core.toolkit.Wrappers;
+import com.fruitshorts.admin.vo.AdminFavoriteVO;
+import com.fruitshorts.admin.vo.FavoriteQueryReqVO;
+import com.fruitshorts.common.pojo.PageResult;
+import com.fruitshorts.content.dal.entity.Drama;
+import com.fruitshorts.content.enums.ContentStatus;
+import com.fruitshorts.playback.dal.entity.UserFavorite;
+import com.fruitshorts.playback.dal.mapper.UserFavoriteMapper;
+import com.fruitshorts.user.dal.entity.AppDeviceProfile;
+import com.fruitshorts.user.dal.entity.AppUser;
+import com.fruitshorts.user.dal.entity.AppUserSession;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+import org.springframework.util.StringUtils;
+import java.util.List;
+import java.util.Map;
+
+/** 后台收藏只读分页及跨域资料装配。 */
+@Service
+@RequiredArgsConstructor
+public class FavoriteAdminService {
+    private final UserFavoriteMapper favoriteMapper;
+    private final EngagementAdminLookup lookup;
+
+    /** 分页查询收藏，预检索无匹配时直接返回空页。 */
+    public PageResult<AdminFavoriteVO> page(FavoriteQueryReqVO req) {
+        List<Long> userIds = lookup.userIds(req.getKeyword());
+        if (lookup.noMatch(userIds)) {
+            return PageResult.empty();
+        }
+        List<Long> dramaIds = lookup.dramaIds(req.getDramaTitle());
+        if (lookup.noMatch(dramaIds)) {
+            return PageResult.empty();
+        }
+        var scope = lookup.platformScope(req.getPlatform());
+        if (scope != null && scope.empty()) {
+            return PageResult.empty();
+        }
+        var query = Wrappers.<UserFavorite>lambdaQuery()
+                .eq(req.getUserId() != null, UserFavorite::getUserId, req.getUserId())
+                .in(userIds != null, UserFavorite::getUserId, userIds)
+                .eq(StringUtils.hasText(req.getDeviceId()), UserFavorite::getDeviceId, req.getDeviceId())
+                .eq(req.getDramaId() != null, UserFavorite::getDramaId, req.getDramaId())
+                .in(dramaIds != null, UserFavorite::getDramaId, dramaIds)
+                .ge(req.getStartTime() != null, UserFavorite::getCreatedAt, req.getStartTime())
+                .le(req.getEndTime() != null, UserFavorite::getCreatedAt, req.getEndTime());
+        // orderBy 必须最后追加，否则条件会被拼到 ORDER BY 后面
+        if (scope != null) {
+            query.and(inner -> {
+                if (!scope.deviceIds().isEmpty()) {
+                    inner.in(UserFavorite::getDeviceId, scope.deviceIds());
+                }
+                if (!scope.userIds().isEmpty()) {
+                    if (!scope.deviceIds().isEmpty()) {
+                        inner.or();
+                    }
+                    inner.in(UserFavorite::getUserId, scope.userIds());
+                }
+            });
+        }
+        query.orderByDesc(UserFavorite::getCreatedAt, UserFavorite::getId);
+        var result = favoriteMapper.selectPage(lookup.page(req), query);
+        return new PageResult<>(result.getTotal(), assemble(result.getRecords()));
+    }
+
+    private List<AdminFavoriteVO> assemble(List<UserFavorite> rows) {
+        if (rows.isEmpty()) {
+            return List.of();
+        }
+        Map<Long, AppUser> users = lookup.users(rows.stream().map(UserFavorite::getUserId).toList());
+        Map<Long, Drama> dramas = lookup.dramas(rows.stream().map(UserFavorite::getDramaId).toList());
+        Map<String, AppDeviceProfile> profiles =
+                lookup.deviceProfiles(rows.stream().map(UserFavorite::getDeviceId).toList());
+        Map<Long, AppUserSession> sessions =
+                lookup.latestSessions(rows.stream().map(UserFavorite::getUserId).toList());
+        return rows.stream().map(row -> toVo(row, row.getUserId() == null ? null : users.get(row.getUserId()),
+                        row.getDramaId() == null ? null : dramas.get(row.getDramaId()),
+                        row.getDeviceId() == null ? null : profiles.get(row.getDeviceId()),
+                        row.getUserId() == null ? null : sessions.get(row.getUserId())))
+                .toList();
+    }
+
+    private AdminFavoriteVO toVo(UserFavorite row, AppUser user, Drama drama,
+                                 AppDeviceProfile profile, AppUserSession session) {
+        AdminFavoriteVO vo = new AdminFavoriteVO();
+        vo.setId(row.getId());
+        vo.setUserId(row.getUserId());
+        vo.setDeviceId(row.getDeviceId());
+        vo.setAnonymous(row.getUserId() == null);
+        if (profile != null) {
+            vo.setPlatform(profile.getPlatform());
+        }
+        // 已登录用户的互动行不带 device_id，设备平台查不到时退回最近一次登录会话
+        if (!StringUtils.hasText(vo.getPlatform()) && session != null) {
+            vo.setPlatform(session.getPlatform());
+        }
+        vo.setDramaId(row.getDramaId());
+        vo.setCreatedAt(row.getCreatedAt());
+        if (user != null) {
+            vo.setUid(user.getUid());
+            vo.setNickname(user.getNickname());
+        }
+        if (drama != null) {
+            vo.setDramaTitle(drama.getTitle());
+            vo.setDramaCover(drama.getCoverUrl());
+            vo.setDramaStatus(drama.getStatus());
+            vo.setDramaPublished(ContentStatus.PUBLISHED.getCode().equals(drama.getStatus()));
+        }
+        // 短剧读不到（已删除或数据异常）时保持 dramaPublished 为 null，
+        // 与「未发布」区分开，前端只在明确 false 时才展示未发布标记。
+        return vo;
+    }
+}

fruitshorts-admin-api/src/main/java/com/fruitshorts/admin/service/LikeAdminService.java

@@ -0,0 +1,210 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.admin.service;
+
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.core.toolkit.Wrappers;
+import com.fruitshorts.admin.vo.AdminLikeVO;
+import com.fruitshorts.admin.vo.LikeQueryReqVO;
+import com.fruitshorts.common.pojo.PageResult;
+import com.fruitshorts.content.dal.entity.Drama;
+import com.fruitshorts.content.dal.entity.DramaEpisode;
+import com.fruitshorts.content.dal.mapper.DramaEpisodeMapper;
+import com.fruitshorts.interaction.dal.entity.ContentComment;
+import com.fruitshorts.interaction.dal.entity.ContentLike;
+import com.fruitshorts.interaction.dal.mapper.ContentCommentMapper;
+import com.fruitshorts.interaction.dal.mapper.ContentLikeMapper;
+import com.fruitshorts.user.dal.entity.AppDeviceProfile;
+import com.fruitshorts.user.dal.entity.AppUser;
+import com.fruitshorts.user.dal.entity.AppUserSession;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+import org.springframework.util.StringUtils;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.List;
+import java.util.Map;
+import java.util.Objects;
+import java.util.function.Function;
+import java.util.stream.Collectors;
+
+/** 后台点赞只读分页及多态目标批量装配。 */
+@Service
+@RequiredArgsConstructor
+public class LikeAdminService {
+    private static final String DRAMA = "DRAMA";
+    private static final String EPISODE = "EPISODE";
+    private static final String COMMENT = "COMMENT";
+    private static final int SUMMARY_LENGTH = 30;
+    /**
+     * 点赞目标是多态列（target_type + target_id），按短剧/剧集筛选必须跨表回溯，
+     * 无法用 LambdaQueryWrapper 表达，只能写原生片段。
+     * 维护约定：表名、逻辑删除列与 {@code drama_episode} / {@code content_comment}
+     * 实体上的 @TableName / @TableLogic 保持一致，改表结构时需要同步修改这里。
+     */
+    private static final String DRAMA_MATCH =
+            "(target_type = 'DRAMA' AND target_id = {0}) OR "
+            + "(target_type = 'EPISODE' AND EXISTS (SELECT 1 FROM drama_episode e "
+            + "WHERE e.id = target_id AND e.deleted = 0 AND e.drama_id = {0})) OR "
+            + "(target_type = 'COMMENT' AND EXISTS (SELECT 1 FROM content_comment c "
+            + "WHERE c.id = target_id AND c.deleted = 0 AND c.drama_id = {0}))";
+    private static final String EPISODE_MATCH =
+            "(target_type = 'EPISODE' AND target_id = {0}) OR "
+            + "(target_type = 'COMMENT' AND EXISTS (SELECT 1 FROM content_comment c "
+            + "WHERE c.id = target_id AND c.deleted = 0 AND c.episode_id = {0}))";
+
+    private final ContentLikeMapper likeMapper;
+    private final ContentCommentMapper commentMapper;
+    private final DramaEpisodeMapper episodeMapper;
+    private final EngagementAdminLookup lookup;
+
+    /** 分页查询点赞；短剧及剧集条件在分页之前作用于各类目标。 */
+    public PageResult<AdminLikeVO> page(LikeQueryReqVO req) {
+        List<Long> users = lookup.userIds(req.getKeyword());
+        if (lookup.noMatch(users)) {
+            return PageResult.empty();
+        }
+        List<Long> dramas = lookup.dramaIds(req.getDramaTitle());
+        if (lookup.noMatch(dramas)) {
+            return PageResult.empty();
+        }
+        var query = buildQuery(req, users);
+        var scope = lookup.platformScope(req.getPlatform());
+        if (scope != null && scope.empty()) {
+            return PageResult.empty();
+        }
+        if (scope != null) {
+            query.and(inner -> {
+                if (!scope.deviceIds().isEmpty()) {
+                    inner.in(ContentLike::getDeviceId, scope.deviceIds());
+                }
+                if (!scope.userIds().isEmpty()) {
+                    if (!scope.deviceIds().isEmpty()) {
+                        inner.or();
+                    }
+                    inner.in(ContentLike::getUserId, scope.userIds());
+                }
+            });
+        }
+        if (req.getDramaId() != null) {
+            query.and(q -> q.apply(DRAMA_MATCH, req.getDramaId()));
+        }
+        if (dramas != null) {
+            query.and(q -> {
+                for (Long id : dramas) {
+                    q.or().apply(DRAMA_MATCH, id);
+                }
+            });
+        }
+        if (req.getEpisodeId() != null) {
+            query.and(q -> q.apply(EPISODE_MATCH, req.getEpisodeId()));
+        }
+        // orderBy 必须最后追加，否则条件会被拼到 ORDER BY 后面
+        query.orderByDesc(ContentLike::getCreatedAt, ContentLike::getId);
+        var result = likeMapper.selectPage(lookup.page(req), query);
+        return new PageResult<>(result.getTotal(), assemble(result.getRecords()));
+    }
+
+    private LambdaQueryWrapper<ContentLike> buildQuery(LikeQueryReqVO req, List<Long> users) {
+        return Wrappers.<ContentLike>lambdaQuery()
+                .eq(req.getUserId() != null, ContentLike::getUserId, req.getUserId())
+                .in(users != null, ContentLike::getUserId, users)
+                .eq(StringUtils.hasText(req.getDeviceId()), ContentLike::getDeviceId, req.getDeviceId())
+                .eq(StringUtils.hasText(req.getTargetType()), ContentLike::getTargetType, req.getTargetType())
+                .eq(req.getTargetId() != null, ContentLike::getTargetId, req.getTargetId())
+                .ge(req.getStartTime() != null, ContentLike::getCreatedAt, req.getStartTime())
+                .le(req.getEndTime() != null, ContentLike::getCreatedAt, req.getEndTime());
+    }
+
+    private List<AdminLikeVO> assemble(List<ContentLike> rows) {
+        if (rows.isEmpty()) {
+            return List.of();
+        }
+        Map<Long, AppUser> users = lookup.users(rows.stream().map(ContentLike::getUserId).toList());
+        Map<Long, ContentComment> comments = comments(targetIds(rows, COMMENT));
+        List<Long> episodeIds = new ArrayList<>(targetIds(rows, EPISODE));
+        comments.values().stream().map(ContentComment::getEpisodeId).filter(Objects::nonNull)
+                .forEach(episodeIds::add);
+        Map<Long, DramaEpisode> episodes = episodes(episodeIds);
+        List<Long> dramaIds = new ArrayList<>(targetIds(rows, DRAMA));
+        comments.values().stream().map(ContentComment::getDramaId).filter(Objects::nonNull).forEach(dramaIds::add);
+        episodes.values().stream().map(DramaEpisode::getDramaId).filter(Objects::nonNull).forEach(dramaIds::add);
+        Map<Long, Drama> dramas = lookup.dramas(dramaIds);
+        Map<String, AppDeviceProfile> profiles =
+                lookup.deviceProfiles(rows.stream().map(ContentLike::getDeviceId).toList());
+        Map<Long, AppUserSession> sessions =
+                lookup.latestSessions(rows.stream().map(ContentLike::getUserId).toList());
+        return rows.stream()
+                .map(row -> toVo(row, users, comments, episodes, dramas, profiles, sessions))
+                .toList();
+    }
+
+    private List<Long> targetIds(List<ContentLike> rows, String type) {
+        return rows.stream().filter(row -> type.equals(row.getTargetType())).map(ContentLike::getTargetId)
+                .filter(Objects::nonNull).distinct().toList();
+    }
+
+    private Map<Long, ContentComment> comments(Collection<Long> ids) {
+        return ids.isEmpty() ? Map.of() : commentMapper.selectBatchIds(ids).stream()
+                .collect(Collectors.toMap(ContentComment::getId, Function.identity()));
+    }
+
+    private Map<Long, DramaEpisode> episodes(Collection<Long> ids) {
+        List<Long> keys = ids.stream().filter(Objects::nonNull).distinct().toList();
+        return keys.isEmpty() ? Map.of() : episodeMapper.selectBatchIds(keys).stream()
+                .collect(Collectors.toMap(DramaEpisode::getId, Function.identity()));
+    }
+
+    private AdminLikeVO toVo(ContentLike row, Map<Long, AppUser> users, Map<Long, ContentComment> comments,
+                             Map<Long, DramaEpisode> episodes, Map<Long, Drama> dramas,
+                             Map<String, AppDeviceProfile> profiles,
+                             Map<Long, AppUserSession> sessions) {
+        AdminLikeVO vo = new AdminLikeVO();
+        vo.setId(row.getId());
+        vo.setUserId(row.getUserId());
+        vo.setDeviceId(row.getDeviceId());
+        vo.setAnonymous(row.getUserId() == null);
+        AppDeviceProfile profile = row.getDeviceId() == null ? null : profiles.get(row.getDeviceId());
+        if (profile != null) {
+            vo.setPlatform(profile.getPlatform());
+        }
+        // 已登录用户的互动行不带 device_id，设备平台查不到时退回最近一次登录会话
+        if (!StringUtils.hasText(vo.getPlatform()) && row.getUserId() != null) {
+            AppUserSession session = sessions.get(row.getUserId());
+            if (session != null) {
+                vo.setPlatform(session.getPlatform());
+            }
+        }
+        vo.setTargetType(row.getTargetType());
+        vo.setTargetId(row.getTargetId());
+        vo.setCreatedAt(row.getCreatedAt());
+        AppUser user = row.getUserId() == null ? null : users.get(row.getUserId());
+        if (user != null) {
+            vo.setUid(user.getUid());
+            vo.setNickname(user.getNickname());
+        }
+        ContentComment comment = COMMENT.equals(row.getTargetType()) ? comments.get(row.getTargetId()) : null;
+        Long episodeId = EPISODE.equals(row.getTargetType()) ? row.getTargetId()
+                : comment == null ? null : comment.getEpisodeId();
+        DramaEpisode episode = episodeId == null ? null : episodes.get(episodeId);
+        Long dramaId = DRAMA.equals(row.getTargetType()) ? row.getTargetId()
+                : comment != null ? comment.getDramaId() : episode == null ? null : episode.getDramaId();
+        vo.setEpisodeId(episodeId);
+        vo.setDramaId(dramaId);
+        if (comment != null && comment.getContent() != null) {
+            String content = comment.getContent();
+            int count = content.codePointCount(0, content.length());
+            vo.setCommentSummary(content.substring(0, content.offsetByCodePoints(0, Math.min(count, SUMMARY_LENGTH))));
+        }
+        if (episode != null) {
+            vo.setEpisodeNo(episode.getEpNo());
+            vo.setEpisodeTitle(episode.getTitle());
+        }
+        Drama drama = dramaId == null ? null : dramas.get(dramaId);
+        if (drama != null) {
+            vo.setDramaTitle(drama.getTitle());
+            vo.setDramaCover(drama.getCoverUrl());
+        }
+        return vo;
+    }
+}

fruitshorts-admin-api/src/main/java/com/fruitshorts/admin/service/TranscodeBackfillAdminService.java

@@ -0,0 +1,112 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.admin.service;
+
+import com.fruitshorts.admin.vo.TranscodeBackfillRespVO;
+import com.fruitshorts.content.dal.entity.DramaEpisode;
+import com.fruitshorts.content.dal.mapper.DramaEpisodeMapper;
+import com.fruitshorts.media.config.MediaTranscodeProfile;
+import com.fruitshorts.media.dal.entity.MediaAsset;
+import com.fruitshorts.media.dal.entity.TranscodeTask;
+import com.fruitshorts.media.dal.mapper.MediaAssetMapper;
+import com.fruitshorts.media.service.MediaTranscodeOutputService;
+import com.fruitshorts.media.service.MediaTranscodeProfileService;
+import com.fruitshorts.media.service.TranscodeService;
+import com.fruitshorts.media.vo.TranscodeTriggerRespVO;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Service;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * 手动触发一轮转码补齐巡检：找出"有片源但缺少码率产物或缩略图"的分集并入队。
+ *
+ * <p>与 worker 的定时巡检（TranscodeBackfillScanner）共用同一条候选 SQL 与 trigger 语义；
+ * 区别在于手动触发允许重试最近一次 FAILED 的任务——运营点按钮就是要补齐，包括失败重跑。
+ */
+@Slf4j
+@Service
+@RequiredArgsConstructor
+public class TranscodeBackfillAdminService {
+
+    private static final int MIN_BATCH_SIZE = 1;
+    private static final int MAX_BATCH_SIZE = 100;
+    private static final int DEFAULT_BATCH_SIZE = 20;
+
+    private final DramaEpisodeMapper episodeMapper;
+    private final TranscodeService transcodeService;
+    private final MediaAssetMapper mediaAssetMapper;
+    private final MediaTranscodeOutputService outputService;
+    private final MediaTranscodeProfileService profileService;
+
+    /**
+     * 扫描一批缺产物的分集并入队。
+     *
+     * @param requestedBatchSize 单轮上限，超出范围时收敛到默认值
+     * @return 入队结果与明细
+     */
+    public TranscodeBackfillRespVO runOnce(Integer requestedBatchSize) {
+        int batchSize = normalizeBatchSize(requestedBatchSize);
+        List<DramaEpisode> candidates = episodeMapper.selectTranscodeBackfillCandidates(
+                0L, batchSize, framesRequired());
+        List<TranscodeBackfillRespVO.Item> items = new ArrayList<>();
+        if (candidates == null || candidates.isEmpty()) {
+            return new TranscodeBackfillRespVO(0, items);
+        }
+        for (DramaEpisode episode : candidates) {
+            triggerIfNeeded(episode, items);
+        }
+        log.info("后台手动补齐转码：候选 {} 个，实际入队 {} 个",
+                candidates.size(), items.size());
+        return new TranscodeBackfillRespVO(items.size(), items);
+    }
+
+    private void triggerIfNeeded(DramaEpisode episode,
+                                 List<TranscodeBackfillRespVO.Item> items) {
+        Long mediaAssetId = resolveMediaAssetId(episode);
+        if (mediaAssetId == null) {
+            log.warn("分集 {} 找不到对应媒资，跳过补齐转码", episode.getId());
+            return;
+        }
+        TranscodeTask latest = transcodeService.findLatestTaskByMediaAssetId(mediaAssetId);
+        if (latest != null && (TranscodeService.STATUS_QUEUED.equals(latest.getStatus())
+                || TranscodeService.STATUS_RUNNING.equals(latest.getStatus()))) {
+            return;
+        }
+        MediaAsset asset = mediaAssetMapper.selectById(mediaAssetId);
+        if (asset == null) {
+            log.warn("分集 {} 绑定的媒资 {} 不存在，跳过补齐转码",
+                    episode.getId(), mediaAssetId);
+            return;
+        }
+        TranscodeTriggerRespVO result = transcodeService.trigger(
+                mediaAssetId, asset.getSourceUrl(), episode.getDramaId(), episode.getId());
+        items.add(new TranscodeBackfillRespVO.Item(
+                String.valueOf(episode.getId()),
+                result == null ? "" : String.valueOf(result.getTaskId())));
+    }
+
+    /** 优先用分集已绑定的媒资，老数据没有绑定则按视频地址反查。 */
+    private Long resolveMediaAssetId(DramaEpisode episode) {
+        Long videoAssetId = episode.getVideoAssetId();
+        if (videoAssetId != null && videoAssetId > 0) {
+            return videoAssetId;
+        }
+        return outputService.resolveMediaAssetId(episode.getVideoUrl());
+    }
+
+    /** 关闭雪碧图时不会产出缩略图，此时只看码率产物，避免误判重复转码。 */
+    private boolean framesRequired() {
+        MediaTranscodeProfile profile = profileService.currentProfile();
+        return profile != null && profile.getSprite() != null && profile.getSprite().isEnabled();
+    }
+
+    private int normalizeBatchSize(Integer requestedBatchSize) {
+        if (requestedBatchSize == null || requestedBatchSize <= 0) {
+            return DEFAULT_BATCH_SIZE;
+        }
+        return Math.min(requestedBatchSize, MAX_BATCH_SIZE);
+    }
+}

fruitshorts-admin-api/src/main/java/com/fruitshorts/admin/service/TranscodeNoticeService.java

@@ -0,0 +1,84 @@
+// Author: fruit.com.cn
+// 转码通知：按状态计数，并带出短剧与集数。
+
+package com.fruitshorts.admin.service;
+
+import com.fruitshorts.admin.vo.TranscodeNoticeRespVO;
+import org.springframework.jdbc.core.JdbcTemplate;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+/**
+ * 转码通知。
+ * 转码中、成功、失败分别计数，列表带出短剧名和集数。
+ */
+@Service
+public class TranscodeNoticeService {
+
+    private static final int NOTICE_LIMIT = 20;
+    private static final String STATUS_RUNNING = "RUNNING";
+    private static final String STATUS_SUCCESS = "SUCCESS";
+    private static final String STATUS_FAILED = "FAILED";
+    private static final String UNKNOWN_DRAMA = "未关联短剧";
+
+    private final JdbcTemplate jdbcTemplate;
+
+    public TranscodeNoticeService(JdbcTemplate jdbcTemplate) {
+        this.jdbcTemplate = jdbcTemplate;
+    }
+
+    /** 角标数量和最近 20 条转码中、成功、失败任务。 */
+    public TranscodeNoticeRespVO notices() {
+        TranscodeNoticeRespVO data = new TranscodeNoticeRespVO();
+        fillCounts(data);
+        data.setRunningList(latest(STATUS_RUNNING));
+        data.setSuccessList(latest(STATUS_SUCCESS));
+        data.setFailedList(latest(STATUS_FAILED));
+        return data;
+    }
+
+    private void fillCounts(TranscodeNoticeRespVO data) {
+        jdbcTemplate.query("""
+                SELECT status, COUNT(*)
+                FROM transcode_task
+                WHERE deleted = 0 AND status IN (?, ?, ?)
+                GROUP BY status
+                """, rs -> {
+            long count = rs.getLong(2);
+            switch (rs.getString(1)) {
+                case STATUS_RUNNING -> data.setRunning(count);
+                case STATUS_SUCCESS -> data.setSuccess(count);
+                case STATUS_FAILED -> data.setFailed(count);
+                default -> {
+                }
+            }
+        }, STATUS_RUNNING, STATUS_SUCCESS, STATUS_FAILED);
+    }
+
+    private List<TranscodeNoticeRespVO.Item> latest(String status) {
+        return jdbcTemplate.query("""
+                SELECT t.id, t.status, t.progress, t.error_msg, t.updated_at,
+                       COALESCE(NULLIF(d.title, ''), NULLIF(d2.title, ''), ?) AS drama_title,
+                       e.ep_no, e.title
+                FROM transcode_task t
+                LEFT JOIN drama_episode e ON e.id = t.episode_id AND e.deleted = 0
+                LEFT JOIN drama d ON d.id = t.drama_id AND d.deleted = 0
+                LEFT JOIN drama d2 ON d2.id = e.drama_id AND d2.deleted = 0
+                WHERE t.deleted = 0 AND t.status = ?
+                ORDER BY t.updated_at DESC
+                LIMIT ?
+                """, (rs, row) -> {
+            TranscodeNoticeRespVO.Item item = new TranscodeNoticeRespVO.Item();
+            item.setId(rs.getLong("id"));
+            item.setStatus(rs.getString("status"));
+            item.setProgress(rs.getInt("progress"));
+            item.setErrorMsg(rs.getString("error_msg"));
+            item.setUpdatedAt(rs.getTimestamp("updated_at").toLocalDateTime());
+            item.setDramaTitle(rs.getString("drama_title"));
+            item.setEpisodeNo((Integer) rs.getObject("ep_no"));
+            item.setEpisodeTitle(rs.getString("title"));
+            return item;
+        }, UNKNOWN_DRAMA, status, NOTICE_LIMIT);
+    }
+}

fruitshorts-admin-api/src/main/java/com/fruitshorts/admin/service/WatchHistoryAdminService.java

@@ -8,6 +8,8 @@ import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.fruitshorts.admin.vo.AdminWatchHistoryVO;
 import com.fruitshorts.admin.vo.WatchHistoryQueryReqVO;
+import com.fruitshorts.common.exception.ErrorCode;
+import com.fruitshorts.common.exception.ServiceException;
 import com.fruitshorts.common.pojo.PageResult;
 import com.fruitshorts.content.dal.entity.Drama;
 import com.fruitshorts.content.dal.entity.DramaEpisode;
@@ -16,6 +18,7 @@ import com.fruitshorts.content.dal.mapper.DramaMapper;
 import com.fruitshorts.content.enums.ContentStatus;
 import com.fruitshorts.playback.dal.entity.WatchHistory;
 import com.fruitshorts.playback.dal.mapper.WatchHistoryMapper;
+import com.fruitshorts.user.dal.entity.AppDeviceProfile;
 import com.fruitshorts.user.dal.entity.AppUser;
 import com.fruitshorts.user.dal.entity.AppUserSession;
 import com.fruitshorts.user.dal.mapper.AppUserMapper;
@@ -27,6 +30,7 @@ import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.Objects;
 
 /**
  * 后台观看记录分页与跨域装配。
@@ -42,6 +46,8 @@ public class WatchHistoryAdminService {
     private static final int DEFAULT_PAGE_SIZE = 10;
     private static final int MAX_PAGE_SIZE = 100;
     private static final long FINISHED_TOLERANCE_MS = 1000L;
+    private static final int MAX_LOOKUP_SIZE = 2000;
+    private static final int LOOKUP_PROBE = MAX_LOOKUP_SIZE + 1;
 
     private final WatchHistoryMapper watchHistoryMapper;
     private final AppUserMapper appUserMapper;
@@ -65,14 +71,19 @@ public class WatchHistoryAdminService {
         if (matchedDramaIds != null && matchedDramaIds.isEmpty()) {
             return emptyPage();
         }
+        var scope = sessionSystem.platformScope(req.getPlatform());
+        if (scope != null && scope.empty()) {
+            return emptyPage();
+        }
         IPage<WatchHistory> result = watchHistoryMapper.selectPage(new Page<>(pageIndex, pageSize),
-                buildQuery(req, matchedUserIds, matchedDramaIds));
+                buildQuery(req, matchedUserIds, matchedDramaIds, scope));
         return new PageResult<>(result.getTotal(), toVoList(result.getRecords()));
     }
 
     private LambdaQueryWrapper<WatchHistory> buildQuery(WatchHistoryQueryReqVO req,
                                                         List<Long> matchedUserIds,
-                                                        List<Long> matchedDramaIds) {
+                                                        List<Long> matchedDramaIds,
+                                                        AppSessionSystemService.PlatformScope scope) {
         LambdaQueryWrapper<WatchHistory> wrapper = Wrappers.<WatchHistory>lambdaQuery()
                 .eq(req.getUserId() != null, WatchHistory::getUserId, req.getUserId())
                 .in(matchedUserIds != null, WatchHistory::getUserId, matchedUserIds)
@@ -82,6 +93,19 @@ public class WatchHistoryAdminService {
                 .eq(StringUtils.hasText(req.getSource()), WatchHistory::getSource, req.getSource())
                 .ge(req.getStartTime() != null, WatchHistory::getWatchedAt, req.getStartTime())
                 .le(req.getEndTime() != null, WatchHistory::getWatchedAt, req.getEndTime());
+        if (scope != null) {
+            wrapper.and(inner -> {
+                if (!scope.deviceIds().isEmpty()) {
+                    inner.in(WatchHistory::getDeviceId, scope.deviceIds());
+                }
+                if (!scope.userIds().isEmpty()) {
+                    if (!scope.deviceIds().isEmpty()) {
+                        inner.or();
+                    }
+                    inner.in(WatchHistory::getUserId, scope.userIds());
+                }
+            });
+        }
         applyFinished(wrapper, req.getFinished());
         return wrapper.orderByDesc(WatchHistory::getWatchedAt)
                 .orderByDesc(WatchHistory::getId);
@@ -100,24 +124,37 @@ public class WatchHistoryAdminService {
 
     private List<Long> searchUserIds(String keyword) {
         String value = keyword.trim();
-        return appUserMapper.selectList(Wrappers.<AppUser>lambdaQuery()
+        List<Long> ids = appUserMapper.selectList(Wrappers.<AppUser>lambdaQuery()
                         .select(AppUser::getId)
                         .and(query -> query.like(AppUser::getUid, value)
                                 .or()
-                                .like(AppUser::getNickname, value)))
+                                .like(AppUser::getNickname, value))
+                        .last("LIMIT " + LOOKUP_PROBE))
                 .stream()
                 .map(AppUser::getId)
                 .toList();
+        return ensureLookupSize(ids, "uid / 昵称");
     }
 
     private List<Long> searchDramaIds(String dramaTitle) {
         String value = dramaTitle.trim();
-        return dramaMapper.selectList(Wrappers.<Drama>lambdaQuery()
+        List<Long> ids = dramaMapper.selectList(Wrappers.<Drama>lambdaQuery()
                         .select(Drama::getId)
-                        .like(Drama::getTitle, value))
+                        .like(Drama::getTitle, value)
+                        .last("LIMIT " + LOOKUP_PROBE))
                 .stream()
                 .map(Drama::getId)
                 .toList();
+        return ensureLookupSize(ids, "短剧名称");
+    }
+
+    /** 关键词命中过多时直接提示收窄条件，避免把整张表塞进 IN。 */
+    private List<Long> ensureLookupSize(List<Long> ids, String field) {
+        if (ids.size() > MAX_LOOKUP_SIZE) {
+            throw new ServiceException(ErrorCode.BAD_REQUEST,
+                    field + "命中超过 " + MAX_LOOKUP_SIZE + " 条，请使用更精确的筛选条件");
+        }
+        return ids;
     }
 
     private List<AdminWatchHistoryVO> toVoList(List<WatchHistory> rows) {
@@ -129,19 +166,28 @@ public class WatchHistoryAdminService {
         Map<Long, DramaEpisode> episodes = loadEpisodes(rows);
         Map<Long, List<AppUserSession>> sessions = sessionSystem.groupByUser(
                 rows.stream().map(WatchHistory::getUserId).distinct().toList());
+        Map<String, AppDeviceProfile> profiles = sessionSystem.deviceProfiles(
+                rows.stream().map(WatchHistory::getDeviceId).toList());
         List<AdminWatchHistoryVO> list = new ArrayList<>(rows.size());
         for (WatchHistory row : rows) {
             list.add(toVo(row, users.get(row.getUserId()), dramas.get(row.getDramaId()),
                     episodes.get(row.getEpisodeId()),
-                    sessionSystem.match(sessions.get(row.getUserId()), row.getDeviceId())));
+                    sessionSystem.match(sessions.get(row.getUserId()), row.getDeviceId()),
+                    profiles.get(row.getDeviceId())));
         }
         return list;
     }
 
     private Map<Long, AppUser> loadUsers(List<WatchHistory> rows) {
         Map<Long, AppUser> result = new HashMap<>();
-        List<Long> ids = rows.stream().map(WatchHistory::getUserId).distinct().toList();
-        for (AppUser user : appUserMapper.selectBatchIds(ids)) {
+        List<Long> ids = rows.stream().map(WatchHistory::getUserId).filter(Objects::nonNull).distinct().toList();
+        if (ids.isEmpty()) {
+            return result;
+        }
+        // 列表只需要身份展示字段，避免把整行用户资料拉回来
+        for (AppUser user : appUserMapper.selectList(Wrappers.<AppUser>lambdaQuery()
+                .select(AppUser::getId, AppUser::getUid, AppUser::getNickname)
+                .in(AppUser::getId, ids))) {
             result.put(user.getId(), user);
         }
         return result;
@@ -149,8 +195,13 @@ public class WatchHistoryAdminService {
 
     private Map<Long, Drama> loadDramas(List<WatchHistory> rows) {
         Map<Long, Drama> result = new HashMap<>();
-        List<Long> ids = rows.stream().map(WatchHistory::getDramaId).distinct().toList();
-        for (Drama drama : dramaMapper.selectBatchIds(ids)) {
+        List<Long> ids = rows.stream().map(WatchHistory::getDramaId).filter(Objects::nonNull).distinct().toList();
+        if (ids.isEmpty()) {
+            return result;
+        }
+        for (Drama drama : dramaMapper.selectList(Wrappers.<Drama>lambdaQuery()
+                .select(Drama::getId, Drama::getTitle, Drama::getStatus)
+                .in(Drama::getId, ids))) {
             result.put(drama.getId(), drama);
         }
         return result;
@@ -158,15 +209,22 @@ public class WatchHistoryAdminService {
 
     private Map<Long, DramaEpisode> loadEpisodes(List<WatchHistory> rows) {
         Map<Long, DramaEpisode> result = new HashMap<>();
-        List<Long> ids = rows.stream().map(WatchHistory::getEpisodeId).distinct().toList();
-        for (DramaEpisode episode : dramaEpisodeMapper.selectBatchIds(ids)) {
+        List<Long> ids = rows.stream().map(WatchHistory::getEpisodeId).filter(Objects::nonNull).distinct().toList();
+        if (ids.isEmpty()) {
+            return result;
+        }
+        for (DramaEpisode episode : dramaEpisodeMapper.selectList(Wrappers.<DramaEpisode>lambdaQuery()
+                .select(DramaEpisode::getId, DramaEpisode::getDramaId,
+                        DramaEpisode::getEpNo, DramaEpisode::getTitle)
+                .in(DramaEpisode::getId, ids))) {
             result.put(episode.getId(), episode);
         }
         return result;
     }
 
     private AdminWatchHistoryVO toVo(WatchHistory row, AppUser user, Drama drama,
-                                     DramaEpisode episode, AppUserSession session) {
+                                     DramaEpisode episode, AppUserSession session,
+                                     AppDeviceProfile profile) {
         AdminWatchHistoryVO vo = new AdminWatchHistoryVO();
         vo.setId(row.getId());
         vo.setUserId(row.getUserId());
@@ -177,7 +235,10 @@ public class WatchHistoryAdminService {
         vo.setSource(row.getSource());
         vo.setDeviceId(row.getDeviceId());
         vo.setWatchedAt(row.getWatchedAt());
-        if (session != null) {
+        // 设备平台不依赖登录态，优先；没有记录（老数据）再回退到登录会话
+        if (profile != null && StringUtils.hasText(profile.getPlatform())) {
+            vo.setPlatform(profile.getPlatform());
+        } else if (session != null) {
             vo.setPlatform(session.getPlatform());
             vo.setOsVersion(session.getOsVersion());
         }

fruitshorts-admin-api/src/main/java/com/fruitshorts/admin/vo/AdminFavoriteVO.java

@@ -0,0 +1,26 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.admin.vo;
+
+import lombok.Data;
+import java.time.LocalDateTime;
+
+/** 后台收藏只读列表行，保留游客设备信息。 */
+@Data
+public class AdminFavoriteVO {
+    private Long id;
+    private Long userId;
+    private String uid;
+    private String nickname;
+    private String deviceId;
+    /** 客户端平台：ANDROID / IOS / WEB，来自设备平台记录，游客同样有值。 */
+    private String platform;
+    private Boolean anonymous;
+    private Long dramaId;
+    private String dramaTitle;
+    private String dramaCover;
+    private String dramaStatus;
+    /** true=已发布，false=未发布，null=短剧已不存在（不代表未发布）。 */
+    private Boolean dramaPublished;
+    private LocalDateTime createdAt;
+}

fruitshorts-admin-api/src/main/java/com/fruitshorts/admin/vo/AdminLikeVO.java

@@ -0,0 +1,29 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.admin.vo;
+
+import lombok.Data;
+import java.time.LocalDateTime;
+
+/** 后台点赞只读列表行，保留游客设备信息。 */
+@Data
+public class AdminLikeVO {
+    private Long id;
+    private Long userId;
+    private String uid;
+    private String nickname;
+    private String deviceId;
+    /** 客户端平台：ANDROID / IOS / WEB，来自设备平台记录，游客同样有值。 */
+    private String platform;
+    private Boolean anonymous;
+    private Long dramaId;
+    private String dramaTitle;
+    private String dramaCover;
+    private String targetType;
+    private Long targetId;
+    private Long episodeId;
+    private Integer episodeNo;
+    private String episodeTitle;
+    private String commentSummary;
+    private LocalDateTime createdAt;
+}

fruitshorts-admin-api/src/main/java/com/fruitshorts/admin/vo/DashboardDistributionRespVO.java

@@ -0,0 +1,39 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.admin.vo;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.util.List;
+import java.util.Map;
+
+/** 运营大盘分布（给饼图用）。 */
+@Data
+@NoArgsConstructor
+@AllArgsConstructor
+public class DashboardDistributionRespVO {
+
+    /** 短剧状态分布：key = 状态码，value = 数量；含 total 汇总。 */
+    private Map<String, Long> dramaStatus;
+
+    /** 转码任务状态分布。 */
+    private Map<String, Long> transcodeStatus;
+
+    /** 有片源 / 无片源剧集分布。 */
+    private Map<String, Long> episodeMedia;
+
+    /** 互动待处理：评论待审、举报待审。 */
+    private List<Item> pendingModeration;
+
+    @Data
+    @NoArgsConstructor
+    @AllArgsConstructor
+    public static class Item {
+
+        private String label;
+
+        private Long value;
+    }
+}

fruitshorts-admin-api/src/main/java/com/fruitshorts/admin/vo/DashboardTrendRespVO.java

@@ -0,0 +1,31 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.admin.vo;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.util.List;
+
+/** 运营大盘趋势（近 N 天每日数据，给折线图用）。 */
+@Data
+@NoArgsConstructor
+@AllArgsConstructor
+public class DashboardTrendRespVO {
+
+    /** 日期标签，格式 yyyy-MM-dd，从最早到最新。 */
+    private List<String> dates;
+
+    /** 每日新增用户数（与 dates 对齐）。 */
+    private List<Long> newUsers;
+
+    /** 每日播放事件数（watch_history 行数，与 dates 对齐）。 */
+    private List<Long> playEvents;
+
+    /** 每日新增转码任务数（transcode_task 行数，与 dates 对齐）。 */
+    private List<Long> newTranscodes;
+
+    /** 每日转码成功数（与 dates 对齐）。 */
+    private List<Long> transcodeSuccess;
+}

fruitshorts-admin-api/src/main/java/com/fruitshorts/admin/vo/EngagementQueryReqVO.java

@@ -0,0 +1,27 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.admin.vo;
+
+import lombok.Data;
+import org.springframework.format.annotation.DateTimeFormat;
+import java.time.LocalDateTime;
+
+/** 收藏与点赞列表的公共检索条件。 */
+@Data
+public class EngagementQueryReqVO {
+    private static final int DEFAULT_PAGE_SIZE = 10;
+    private static final String TIME_PATTERN = "yyyy-MM-dd HH:mm:ss";
+    private Integer pageIndex = 1;
+    private Integer pageSize = DEFAULT_PAGE_SIZE;
+    private String keyword;
+    private Long userId;
+    private String deviceId;
+    /** 客户端平台筛选：ANDROID / IOS / WEB，留空不限制。 */
+    private String platform;
+    private String dramaTitle;
+    private Long dramaId;
+    @DateTimeFormat(pattern = TIME_PATTERN)
+    private LocalDateTime startTime;
+    @DateTimeFormat(pattern = TIME_PATTERN)
+    private LocalDateTime endTime;
+}

fruitshorts-admin-api/src/main/java/com/fruitshorts/admin/vo/FavoriteQueryReqVO.java

@@ -0,0 +1,12 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.admin.vo;
+
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+
+/** 后台收藏分页检索条件。 */
+@Data
+@EqualsAndHashCode(callSuper = true)
+public class FavoriteQueryReqVO extends EngagementQueryReqVO {
+}

fruitshorts-admin-api/src/main/java/com/fruitshorts/admin/vo/LikeQueryReqVO.java

@@ -0,0 +1,17 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.admin.vo;
+
+import jakarta.validation.constraints.Pattern;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+
+/** 后台点赞分页检索条件。 */
+@Data
+@EqualsAndHashCode(callSuper = true)
+public class LikeQueryReqVO extends EngagementQueryReqVO {
+    @Pattern(regexp = "DRAMA|EPISODE|COMMENT", message = "目标类型必须为 DRAMA、EPISODE 或 COMMENT")
+    private String targetType;
+    private Long targetId;
+    private Long episodeId;
+}

fruitshorts-admin-api/src/main/java/com/fruitshorts/admin/vo/TranscodeBackfillRespVO.java

@@ -0,0 +1,32 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.admin.vo;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.util.List;
+
+/** 一轮转码补齐巡检的结果。 */
+@Data
+@NoArgsConstructor
+@AllArgsConstructor
+public class TranscodeBackfillRespVO {
+
+    /** 本轮实际补入队的分集数。 */
+    private int triggered;
+
+    /** 补入队的分集与任务明细。 */
+    private List<Item> items;
+
+    @Data
+    @NoArgsConstructor
+    @AllArgsConstructor
+    public static class Item {
+
+        private String episodeId;
+
+        private String taskId;
+    }
+}

fruitshorts-admin-api/src/main/java/com/fruitshorts/admin/vo/TranscodeNoticeRespVO.java

@@ -0,0 +1,35 @@
+// Author: fruit.com.cn
+// 转码通知响应：角标数量和最近任务。
+
+package com.fruitshorts.admin.vo;
+
+import lombok.Data;
+
+import java.time.LocalDateTime;
+import java.util.ArrayList;
+import java.util.List;
+
+/** 转码通知：角标数量和最近任务。 */
+@Data
+public class TranscodeNoticeRespVO {
+
+    private long running;
+    private long success;
+    private long failed;
+    private List<Item> runningList = new ArrayList<>();
+    private List<Item> successList = new ArrayList<>();
+    private List<Item> failedList = new ArrayList<>();
+
+    /** 一条转码通知，带短剧和集数。 */
+    @Data
+    public static class Item {
+        private Long id;
+        private String status;
+        private String dramaTitle;
+        private Integer episodeNo;
+        private String episodeTitle;
+        private Integer progress;
+        private String errorMsg;
+        private LocalDateTime updatedAt;
+    }
+}

fruitshorts-admin-api/src/main/java/com/fruitshorts/admin/vo/WatchHistoryQueryReqVO.java

@@ -20,6 +20,8 @@ public class WatchHistoryQueryReqVO {
     private String dramaTitle;
     private Long dramaId;
     private Long episodeId;
+    /** 客户端平台筛选：ANDROID / IOS / WEB，留空不限制。 */
+    private String platform;
     private String source;
     private Boolean finished;
 

fruitshorts-admin-api/src/main/resources/application.yml

@@ -14,6 +14,12 @@ spring:
     url: ${DB_URL:jdbc:postgresql://127.0.0.1:5432/fruitshorts}
     username: ${DB_USER:fruitshorts}
     password: ${DB_PASSWORD:fruitshorts}
+  data:
+    redis:
+      # 与 app-api 共用同一个 Redis 实例；容器内必须显式指定 host，
+      # 否则 Spring Boot 默认连 127.0.0.1（容器内即自身）导致健康检查报 DOWN。
+      host: ${REDIS_HOST:127.0.0.1}
+      port: ${REDIS_PORT:6379}
   jackson:
     date-format: yyyy-MM-dd HH:mm:ss
     time-zone: Asia/Shanghai
@@ -40,6 +46,11 @@ mybatis-plus:
       datacenter-id: 1
 
 fruitshorts:
+  web:
+    # 可信代理 CIDR 列表（逗号分隔）。默认空 = 永不解析 XFF，直接用 request.getRemoteAddr()。
+    # 配了反代（Nginx/K8s ingress）时填上其 IP 段，才会从 XFF 取最右侧可信一跳。
+    # 生产若开启了 Tomcat RemoteIpValve（prod profile 已配），保持空即可。
+    trusted-proxies: ${FRUITSHORTS_TRUSTED_PROXIES:}
   media:
     # 媒资目录：容器里指向挂载卷；本地默认 ./data/uploads
     root-dir: ${MEDIA_ROOT_DIR:./data/uploads}

fruitshorts-admin-api/src/test/java/com/fruitshorts/admin/controller/EngagementControllerContractTest.java

@@ -0,0 +1,45 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.admin.controller;
+
+import com.fruitshorts.admin.service.FavoriteAdminService;
+import com.fruitshorts.admin.service.LikeAdminService;
+import com.fruitshorts.admin.support.ControllerContractSupport;
+import com.fruitshorts.admin.vo.AdminFavoriteVO;
+import com.fruitshorts.common.pojo.PageResult;
+import org.junit.jupiter.api.Test;
+import java.util.List;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.*;
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.*;
+
+/** 收藏和点赞分页路由及响应契约。 */
+class EngagementControllerContractTest {
+    @Test
+    void should_return_guest_fields_for_favorites() throws Exception {
+        FavoriteAdminService service = mock(FavoriteAdminService.class);
+        AdminFavoriteVO guest = new AdminFavoriteVO();
+        guest.setId(1L);
+        guest.setDeviceId("guest");
+        guest.setAnonymous(true);
+        when(service.page(any())).thenReturn(new PageResult<>(1L, List.of(guest)));
+        ControllerContractSupport.mockMvcOf(new FavoriteAdminController(service))
+                .perform(get("/admin/favorites/page"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.data.total").value(1))
+                .andExpect(jsonPath("$.data.list[0].deviceId").value("guest"))
+                .andExpect(jsonPath("$.data.list[0].anonymous").value(true));
+    }
+
+    @Test
+    void should_return_empty_like_page() throws Exception {
+        LikeAdminService service = mock(LikeAdminService.class);
+        when(service.page(any())).thenReturn(PageResult.empty());
+        ControllerContractSupport.mockMvcOf(new LikeAdminController(service))
+                .perform(get("/admin/likes/page").param("targetType", "COMMENT"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.data.total").value(0))
+                .andExpect(jsonPath("$.data.list").isEmpty());
+    }
+}

fruitshorts-admin-api/src/test/java/com/fruitshorts/admin/controller/MediaTranscodeProfileContractTest.java

@@ -45,7 +45,9 @@ class MediaTranscodeProfileContractTest {
         objectMapper = new ObjectMapper();
         MediaTranscodeProfileService profileService = new MediaTranscodeProfileService(
                 configService, objectMapper, new TranscodeProperties());
-        MediaController controller = new MediaController(mock(MediaService.class), profileService);
+        MediaController controller = new MediaController(
+                mock(MediaService.class), profileService,
+                mock(com.fruitshorts.admin.service.TranscodeBackfillAdminService.class));
         mockMvc = ControllerContractSupport.mockMvcOf(controller);
         given(configService.get(eq(MediaTranscodeProfileService.CONFIG_KEY), anyString()))
                 .willReturn("");

fruitshorts-admin-api/src/test/java/com/fruitshorts/admin/controller/MediaTranscodeTriggerContractTest.java

@@ -2,6 +2,7 @@
 
 package com.fruitshorts.admin.controller;
 
+import com.fruitshorts.admin.service.TranscodeBackfillAdminService;
 import com.fruitshorts.admin.support.ControllerContractSupport;
 import com.fruitshorts.common.exception.ErrorCode;
 import com.fruitshorts.common.exception.ServiceException;
@@ -32,7 +33,8 @@ class MediaTranscodeTriggerContractTest {
     void setUp() {
         mediaService = mock(MediaService.class);
         MediaController controller = new MediaController(
-                mediaService, mock(MediaTranscodeProfileService.class));
+                mediaService, mock(MediaTranscodeProfileService.class),
+                mock(TranscodeBackfillAdminService.class));
         mockMvc = ControllerContractSupport.mockMvcOf(controller);
     }
 

fruitshorts-admin-api/src/test/java/com/fruitshorts/admin/controller/TranscodeNoticeContractTest.java

@@ -0,0 +1,53 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.admin.controller;
+
+import com.fruitshorts.admin.service.TranscodeNoticeService;
+import com.fruitshorts.admin.support.ControllerContractSupport;
+import com.fruitshorts.admin.vo.TranscodeNoticeRespVO;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.springframework.test.web.servlet.MockMvc;
+
+import java.util.List;
+
+import static org.mockito.BDDMockito.given;
+import static org.mockito.Mockito.mock;
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.jsonPath;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
+
+class TranscodeNoticeContractTest {
+
+    private TranscodeNoticeService transcodeNoticeService;
+    private MockMvc mockMvc;
+
+    @BeforeEach
+    void setUp() {
+        transcodeNoticeService = mock(TranscodeNoticeService.class);
+        mockMvc = ControllerContractSupport.mockMvcOf(new TranscodeNoticeController(transcodeNoticeService));
+    }
+
+    @Test
+    void should_return_drama_and_episode_when_transcode_notice_is_requested() throws Exception {
+        TranscodeNoticeRespVO data = new TranscodeNoticeRespVO();
+        data.setRunning(1L);
+        data.setSuccess(2L);
+        data.setFailed(3L);
+        TranscodeNoticeRespVO.Item item = new TranscodeNoticeRespVO.Item();
+        item.setDramaTitle("重生");
+        item.setEpisodeNo(4);
+        item.setEpisodeTitle("第4集");
+        data.setFailedList(List.of(item));
+        given(transcodeNoticeService.notices()).willReturn(data);
+
+        mockMvc.perform(get("/admin/notifications/transcode"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.data.running").value(1))
+                .andExpect(jsonPath("$.data.success").value(2))
+                .andExpect(jsonPath("$.data.failed").value(3))
+                .andExpect(jsonPath("$.data.failedList[0].dramaTitle").value("重生"))
+                .andExpect(jsonPath("$.data.failedList[0].episodeNo").value(4))
+                .andExpect(jsonPath("$.data.failedList[0].episodeTitle").value("第4集"));
+    }
+}

fruitshorts-admin-api/src/test/java/com/fruitshorts/admin/service/AppSessionSystemServiceTest.java

@@ -13,7 +13,7 @@ import static org.assertj.core.api.Assertions.assertThat;
 /** 观看记录匹配登录系统。 */
 class AppSessionSystemServiceTest {
 
-    private final AppSessionSystemService service = new AppSessionSystemService(null);
+    private final AppSessionSystemService service = new AppSessionSystemService(null, null);
 
     @Test
     void should_use_same_device_session_when_watch_history_has_device() {

fruitshorts-admin-api/src/test/java/com/fruitshorts/admin/service/EngagementAdminServiceTest.java

@@ -0,0 +1,105 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.admin.service;
+
+import com.baomidou.mybatisplus.core.MybatisConfiguration;
+import com.baomidou.mybatisplus.core.metadata.TableInfoHelper;
+import com.baomidou.mybatisplus.core.conditions.Wrapper;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.fruitshorts.admin.vo.FavoriteQueryReqVO;
+import com.fruitshorts.admin.vo.LikeQueryReqVO;
+import com.fruitshorts.content.dal.mapper.DramaEpisodeMapper;
+import com.fruitshorts.interaction.dal.entity.ContentLike;
+import com.fruitshorts.interaction.dal.mapper.ContentCommentMapper;
+import com.fruitshorts.interaction.dal.mapper.ContentLikeMapper;
+import com.fruitshorts.playback.dal.entity.UserFavorite;
+import com.fruitshorts.playback.dal.mapper.UserFavoriteMapper;
+import org.apache.ibatis.builder.MapperBuilderAssistant;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.Test;
+import java.util.List;
+import java.util.Map;
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.*;
+
+/** 收藏及点赞分页的游客、空结果和多态目标检验。 */
+class EngagementAdminServiceTest {
+    @BeforeAll
+    static void initMetadata() {
+        MybatisConfiguration config = new MybatisConfiguration();
+        MapperBuilderAssistant assistant = new MapperBuilderAssistant(config, "");
+        TableInfoHelper.initTableInfo(assistant, UserFavorite.class);
+        TableInfoHelper.initTableInfo(assistant, ContentLike.class);
+    }
+
+    @Test
+    void should_enable_logic_delete_for_both_interaction_entities() {
+        assertThat(TableInfoHelper.getTableInfo(UserFavorite.class).isWithLogicDelete()).isTrue();
+        assertThat(TableInfoHelper.getTableInfo(ContentLike.class).isWithLogicDelete()).isTrue();
+        assertThat(TableInfoHelper.getTableInfo(UserFavorite.class).getLogicDeleteSql(true, true))
+                .contains("deleted").contains("0");
+        assertThat(TableInfoHelper.getTableInfo(ContentLike.class).getLogicDeleteSql(true, true))
+                .contains("deleted").contains("0");
+    }
+
+    @Test
+    void should_return_empty_without_query_when_keyword_has_no_match() {
+        EngagementAdminLookup lookup = mock(EngagementAdminLookup.class);
+        UserFavoriteMapper mapper = mock(UserFavoriteMapper.class);
+        when(lookup.userIds("missing")).thenReturn(List.of());
+        when(lookup.noMatch(List.of())).thenReturn(true);
+        FavoriteQueryReqVO req = new FavoriteQueryReqVO();
+        req.setKeyword("missing");
+        var result = new FavoriteAdminService(mapper, lookup).page(req);
+        assertThat(result.getTotal()).isZero();
+        assertThat(result.getList()).isEmpty();
+        verifyNoInteractions(mapper);
+    }
+
+    @Test
+    void should_keep_drama_published_unknown_when_drama_missing() {
+        EngagementAdminLookup lookup = mock(EngagementAdminLookup.class);
+        UserFavoriteMapper mapper = mock(UserFavoriteMapper.class);
+        when(lookup.page(any())).thenReturn(new Page<>(1, 10));
+        UserFavorite row = new UserFavorite();
+        row.setId(1L);
+        row.setDeviceId("guest-device");
+        row.setDramaId(2L);
+        Page<UserFavorite> page = new Page<>(1, 10);
+        page.setTotal(1);
+        page.setRecords(List.of(row));
+        when(mapper.selectPage(any(Page.class), any(Wrapper.class))).thenReturn(page);
+        when(lookup.users(any())).thenReturn(Map.of());
+        when(lookup.dramas(any())).thenReturn(Map.of());
+        var result = new FavoriteAdminService(mapper, lookup).page(new FavoriteQueryReqVO());
+        assertThat(result.getList().get(0).getAnonymous()).isTrue();
+        assertThat(result.getList().get(0).getDeviceId()).isEqualTo("guest-device");
+        // 短剧已不存在时不能误报成「未发布」
+        assertThat(result.getList().get(0).getDramaPublished()).isNull();
+    }
+
+    @Test
+    void should_preserve_guest_drama_like_without_episode() {
+        EngagementAdminLookup lookup = mock(EngagementAdminLookup.class);
+        ContentLikeMapper mapper = mock(ContentLikeMapper.class);
+        when(lookup.page(any())).thenReturn(new Page<>(1, 10));
+        ContentLike row = new ContentLike();
+        row.setId(1L);
+        row.setTargetType("DRAMA");
+        row.setTargetId(2L);
+        row.setDeviceId("guest-device");
+        Page<ContentLike> page = new Page<>(1, 10);
+        page.setTotal(1);
+        page.setRecords(List.of(row));
+        when(mapper.selectPage(any(Page.class), any(Wrapper.class))).thenReturn(page);
+        when(lookup.users(any())).thenReturn(Map.of());
+        when(lookup.dramas(any())).thenReturn(Map.of());
+        var service = new LikeAdminService(mapper, mock(ContentCommentMapper.class),
+                mock(DramaEpisodeMapper.class), lookup);
+        var result = service.page(new LikeQueryReqVO());
+        assertThat(result.getList().get(0).getAnonymous()).isTrue();
+        assertThat(result.getList().get(0).getDramaId()).isEqualTo(2L);
+        assertThat(result.getList().get(0).getEpisodeId()).isNull();
+    }
+}

fruitshorts-admin-api/src/test/java/com/fruitshorts/admin/service/TranscodeNoticeServiceTest.java

@@ -0,0 +1,67 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.admin.service;
+
+import com.fruitshorts.admin.vo.TranscodeNoticeRespVO;
+import org.junit.jupiter.api.Test;
+import org.springframework.jdbc.core.JdbcTemplate;
+import org.springframework.jdbc.core.RowCallbackHandler;
+import org.springframework.jdbc.core.RowMapper;
+
+import java.sql.ResultSet;
+import java.sql.Timestamp;
+import java.time.LocalDateTime;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyString;
+import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Mockito.doAnswer;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
+
+class TranscodeNoticeServiceTest {
+
+    @Test
+    void should_attach_drama_and_episode_when_failed_tasks_are_loaded() throws Exception {
+        JdbcTemplate jdbc = mock(JdbcTemplate.class);
+        doAnswer(invocation -> {
+            assertTrue(invocation.getArgument(0, String.class).contains("?"));
+            return null;
+        }).when(jdbc).query(anyString(), any(RowCallbackHandler.class), eq("RUNNING"), eq("SUCCESS"), eq("FAILED"));
+        when(jdbc.query(anyString(), any(RowMapper.class), any(), anyString(), any()))
+                .thenAnswer(invocation -> {
+                    String sql = invocation.getArgument(0, String.class);
+                    String status = invocation.getArgument(3, String.class);
+                    if (!"FAILED".equals(status)) {
+                        return java.util.List.of();
+                    }
+                    assertTrue(sql.contains("drama_title"));
+                    assertTrue(sql.contains("?"));
+                    RowMapper<?> mapper = invocation.getArgument(1);
+                    ResultSet rs = failedRow();
+                    return java.util.List.of(mapper.mapRow(rs, 0));
+                });
+
+        TranscodeNoticeRespVO data = new TranscodeNoticeService(jdbc).notices();
+
+        assertEquals(1, data.getFailedList().size());
+        assertEquals("重生", data.getFailedList().get(0).getDramaTitle());
+        assertEquals(4, data.getFailedList().get(0).getEpisodeNo());
+        assertEquals("第4集", data.getFailedList().get(0).getEpisodeTitle());
+    }
+
+    private ResultSet failedRow() throws Exception {
+        ResultSet rs = mock(ResultSet.class);
+        when(rs.getLong("id")).thenReturn(9L);
+        when(rs.getString("status")).thenReturn("FAILED");
+        when(rs.getInt("progress")).thenReturn(0);
+        when(rs.getString("error_msg")).thenReturn("boom");
+        when(rs.getTimestamp("updated_at")).thenReturn(Timestamp.valueOf(LocalDateTime.of(2026, 10, 24, 12, 0)));
+        when(rs.getString("drama_title")).thenReturn("重生");
+        when(rs.getObject("ep_no")).thenReturn(4);
+        when(rs.getString("title")).thenReturn("第4集");
+        return rs;
+    }
+}

fruitshorts-admin-api/src/test/java/com/fruitshorts/admin/service/WatchHistoryAdminServiceTest.java

@@ -199,9 +199,10 @@ class WatchHistoryAdminServiceTest {
     }
 
     private void stubBatchData() {
-        given(appUserMapper.selectBatchIds(any())).willReturn(List.of(user(7L, "Alice")));
-        given(dramaMapper.selectBatchIds(any())).willReturn(List.of(drama(5L, "Signal")));
-        given(dramaEpisodeMapper.selectBatchIds(any())).willReturn(List.of(episode(11L)));
+        // 装配阶段按需列查询，而不是 selectBatchIds，桩法要跟着改
+        given(appUserMapper.selectList(any())).willReturn(List.of(user(7L, "Alice")));
+        given(dramaMapper.selectList(any())).willReturn(List.of(drama(5L, "Signal")));
+        given(dramaEpisodeMapper.selectList(any())).willReturn(List.of(episode(11L)));
     }
 
     @SuppressWarnings("unchecked")

fruitshorts-admin-api/src/test/java/com/fruitshorts/admin/support/ControllerContractSupport.java

@@ -30,7 +30,9 @@ public final class ControllerContractSupport {
     /** 组装一个只含指定控制器与全局异常处理的 MockMvc。 */
     @SuppressWarnings("unchecked")
     public static MockMvc mockMvcOf(Object controller) {
-        AccessDeniedRecorder recorder = new AccessDeniedRecorder(Mockito.mock(ObjectProvider.class));
+        AccessDeniedRecorder recorder = new AccessDeniedRecorder(
+                Mockito.mock(ObjectProvider.class),
+                Mockito.mock(ObjectProvider.class));
         return MockMvcBuilders.standaloneSetup(controller)
                 .setControllerAdvice(new GlobalExceptionHandler(recorder))
                 // 与 Spring Boot 的 Jackson 配置对齐：时间按 ISO 字符串输出而不是数组，

fruitshorts-app-api/src/main/java/com/fruitshorts/app/controller/AppAuthController.java

@@ -24,6 +24,7 @@ import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
+import org.springframework.util.StringUtils;
 
 /** 客户端账号：验证码、注册、登录、刷新、登出。 */
 @Tag(name = "客户端-账号")
@@ -34,13 +35,14 @@ public class AppAuthController {
 
     private final AppOtpService otpService;
     private final AppAuthService authService;
+    private final WebUtils webUtils;
 
     /** 发送验证码。频控在服务端，客户端不需要自己限流。 */
     @Operation(summary = "发送验证码（频控在服务端）")
     @RateLimit(limit = 20, windowSeconds = 60, key = "otp")
     @PostMapping("/otp")
     public Result<Void> sendOtp(@Valid @RequestBody OtpSendReqVO req, HttpServletRequest request) {
-        otpService.send(req, WebUtils.getClientIp(request));
+        otpService.send(req, webUtils.clientIp(request));
         return Result.ok();
     }
 
@@ -48,7 +50,8 @@ public class AppAuthController {
     @PostMapping("/register")
     public Result<TokenRespVO> register(@Valid @RequestBody RegisterReqVO req,
                                         HttpServletRequest request) {
-        return Result.ok(authService.register(req, WebUtils.getClientIp(request)));
+        applyHeaderDeviceId(req, request);
+        return Result.ok(authService.register(req, webUtils.clientIp(request)));
     }
 
     @Operation(summary = "登录（验证码或密码）")
@@ -56,13 +59,19 @@ public class AppAuthController {
     @PostMapping("/login")
     public Result<TokenRespVO> login(@Valid @RequestBody LoginReqVO req,
                                      HttpServletRequest request) {
-        return Result.ok(authService.login(req, WebUtils.getClientIp(request)));
+        applyHeaderDeviceId(req, request);
+        return Result.ok(authService.login(req, webUtils.clientIp(request)));
     }
 
     @Operation(summary = "Google 登录（未配置 clientId 时返回明确错误）")
     @PostMapping("/google")
-    public Result<TokenRespVO> google(@Valid @RequestBody GoogleLoginReqVO req) {
-        return Result.ok(authService.googleLogin(req.getIdToken()));
+    public Result<TokenRespVO> google(@Valid @RequestBody GoogleLoginReqVO req,
+                                      HttpServletRequest request) {
+        String headerDeviceId = request.getHeader("X-Device-Id");
+        String deviceId = StringUtils.hasText(headerDeviceId)
+                ? headerDeviceId : req.getDeviceId();
+        return Result.ok(authService.googleLogin(req.getIdToken(), deviceId,
+                webUtils.clientIp(request)));
     }
 
     @Operation(summary = "刷新令牌（旧 refresh token 立即失效）")
@@ -78,4 +87,16 @@ public class AppAuthController {
         authService.logout(SecurityUtils.getUserIdOrNull(), req == null ? new LogoutReqVO() : req);
         return Result.ok();
     }
+
+    private void applyHeaderDeviceId(RegisterReqVO req, HttpServletRequest request) {
+        if (!StringUtils.hasText(req.getDeviceId())) {
+            req.setDeviceId(request.getHeader("X-Device-Id"));
+        }
+    }
+
+    private void applyHeaderDeviceId(LoginReqVO req, HttpServletRequest request) {
+        if (!StringUtils.hasText(req.getDeviceId())) {
+            req.setDeviceId(request.getHeader("X-Device-Id"));
+        }
+    }
 }

fruitshorts-app-api/src/main/java/com/fruitshorts/app/controller/AppCatalogController.java

@@ -3,16 +3,24 @@
 package com.fruitshorts.app.controller;
 
 import com.fruitshorts.app.service.AppCatalogService;
+import com.fruitshorts.app.service.AppRankingService;
 import com.fruitshorts.app.vo.AppCategoryVO;
+import com.fruitshorts.app.vo.AppDramaPageReqVO;
 import com.fruitshorts.app.vo.AppFeedVO;
 import com.fruitshorts.app.vo.AppDramaCardVO;
+import com.fruitshorts.app.vo.AppPlaylistDetailVO;
+import com.fruitshorts.app.vo.AppRankingVO;
 import com.fruitshorts.common.pojo.CursorResult;
+import com.fruitshorts.common.pojo.PageResult;
 import com.fruitshorts.common.pojo.Result;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import lombok.RequiredArgsConstructor;
 import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
 
@@ -27,7 +35,11 @@ import java.util.List;
 @RequiredArgsConstructor
 public class AppCatalogController {
 
+    private static final int DRAMA_PAGE_INDEX = 1;
+    private static final int DRAMA_PAGE_SIZE = 20;
+
     private final AppCatalogService appCatalogService;
+    private final AppRankingService appRankingService;
 
     @Operation(summary = "首页聚合：轮播 + 分区，一次请求渲染整页")
     @GetMapping("/home/feed")
@@ -56,4 +68,62 @@ public class AppCatalogController {
     public Result<List<AppCategoryVO>> categories() {
         return Result.ok(appCatalogService.categories());
     }
+
+    @Operation(summary = "分类频道：按分类 ID 分页查短剧卡片")
+    @GetMapping("/categories/{id}/dramas")
+    public Result<PageResult<AppDramaCardVO>> categoryDramas(
+            @PathVariable Long id,
+            @RequestParam(defaultValue = "1") int pageIndex,
+            @RequestParam(defaultValue = "20") int pageSize) {
+        return Result.ok(appCatalogService.categoryDramas(id, pageIndex, pageSize));
+    }
+
+    @Operation(summary = "推荐榜：按后台配置顺序返回榜单快照")
+    @GetMapping("/categories/{id}/ranking")
+    public Result<AppRankingVO> categoryRanking(@PathVariable Long id) {
+        return Result.ok(appRankingService.ranking(id));
+    }
+
+    @Operation(summary = "已启用类型")
+    @GetMapping("/drama-categories")
+    public Result<List<AppCategoryVO>> dramaCategories() {
+        return Result.ok(appCatalogService.dramaCategories());
+    }
+
+    @Operation(summary = "已启用标签")
+    @GetMapping("/tags")
+    public Result<List<AppCategoryVO>> tags() {
+        return Result.ok(appCatalogService.tags());
+    }
+
+    /**
+     * 全部短剧分页。类型、分类、标签放在请求体，避免长 id 进入查询串。
+     * 同一组多选为或，不同组同时传入为且。
+     */
+    @Operation(summary = "全部短剧：类型、分类、标签多选，分页")
+    @PostMapping("/dramas/page")
+    public Result<PageResult<AppDramaCardVO>> dramas(@RequestBody(required = false) AppDramaPageReqVO req) {
+        AppDramaPageReqVO body = req == null ? new AppDramaPageReqVO() : req;
+        int pageIndex = body.getPageIndex() == null ? DRAMA_PAGE_INDEX : body.getPageIndex();
+        int pageSize = body.getPageSize() == null ? DRAMA_PAGE_SIZE : body.getPageSize();
+        return Result.ok(appCatalogService.libraryDramas(
+                body.getCategoryIds(), body.getClassificationIds(), body.getTagIds(), pageIndex, pageSize));
+    }
+
+    @Operation(summary = "剧单列表：已启用剧单及其已上线短剧卡片，分页")
+    @GetMapping("/playlists")
+    public Result<PageResult<AppPlaylistDetailVO>> playlists(
+            @RequestParam(defaultValue = "1") int pageIndex,
+            @RequestParam(defaultValue = "10") int pageSize) {
+        return Result.ok(appCatalogService.playlists(pageIndex, pageSize));
+    }
+
+    @Operation(summary = "剧单详情：剧单基本信息 + 该页已上线短剧卡片")
+    @GetMapping("/playlists/{id}")
+    public Result<AppPlaylistDetailVO> playlistDetail(
+            @PathVariable Long id,
+            @RequestParam(defaultValue = "1") int pageIndex,
+            @RequestParam(defaultValue = "20") int pageSize) {
+        return Result.ok(appCatalogService.playlistDetail(id, pageIndex, pageSize));
+    }
 }

fruitshorts-app-api/src/main/java/com/fruitshorts/app/controller/AppCommentController.java

@@ -6,6 +6,9 @@ import com.fruitshorts.common.pojo.CursorResult;
 import com.fruitshorts.content.dal.entity.DramaEpisode;
 import com.fruitshorts.content.service.EpisodeService;
 import com.fruitshorts.common.pojo.Result;
+import com.fruitshorts.common.interaction.InteractionIdentity;
+import com.fruitshorts.framework.interaction.InteractionIdentityResolver;
+import com.fruitshorts.app.service.AnonymousInteractionRateLimiter;
 import com.fruitshorts.framework.security.SecurityUtils;
 import com.fruitshorts.framework.web.WebUtils;
 import com.fruitshorts.interaction.service.CommentService;
@@ -33,7 +36,7 @@ import java.util.List;
  *
  * <p>列表走游标翻页：`cursor` 传上一页最后一条的 id，返回 `nextCursor` 与 `hasMore`。
  * 不传 `rootId` 时返回顶层评论，传了则返回该楼层的回复。
- * 列表允许匿名浏览；发布与删除需要登录。
+ * 列表允许匿名浏览；发布与删除支持登录用户或设备身份。
  */
 @Tag(name = "客户端-评论")
 @RestController
@@ -43,13 +46,21 @@ public class AppCommentController {
 
     private final CommentService commentService;
     private final EpisodeService episodeService;
+    private final InteractionIdentityResolver identityResolver;
+    private final AnonymousInteractionRateLimiter anonymousRateLimiter;
+    private final WebUtils webUtils;
 
     @Operation(summary = "发布评论")
     @PostMapping
     public Result<CommentRespVO> publish(@Valid @RequestBody CommentPublishReqVO req,
                                          HttpServletRequest request) {
-        return Result.ok(commentService.publish(SecurityUtils.getAppUserId(), req,
-                WebUtils.getClientIp(request), request.getHeader("X-Device-Id")));
+        InteractionIdentity identity = identityResolver.resolve(
+                SecurityUtils.getUserIdOrNull(),
+                request.getHeader("X-Device-Id"),
+                req.getDeviceId());
+        anonymousRateLimiter.check(identity, "comment");
+        return Result.ok(commentService.publish(
+                identity, req, webUtils.clientIp(request)));
     }
 
     @Operation(summary = "评论列表（游标翻页，可匿名浏览）")
@@ -58,14 +69,18 @@ public class AppCommentController {
                                                     @RequestParam(required = false) Long episodeId,
                                                     @RequestParam(required = false) Long rootId,
                                                     @RequestParam(required = false) Long cursor,
-                                                    @RequestParam(required = false) Integer size) {
+                                                    @RequestParam(required = false) Integer size,
+                                                    HttpServletRequest request) {
         CommentQueryReqVO query = new CommentQueryReqVO();
         query.setDramaId(dramaId);
         query.setEpisodeId(episodeId);
         query.setRootId(rootId);
         query.setCursor(cursor);
         query.setSize(size);
-        return Result.ok(commentService.page(SecurityUtils.getUserIdOrNull(), query));
+        return Result.ok(commentService.page(
+                SecurityUtils.getUserIdOrNull(),
+                request.getHeader("X-Device-Id"),
+                query));
     }
 
     @Operation(summary = "评论总数：传 episodeId 按集统计，仅 dramaId 时全剧统计（可匿名访问）")
@@ -85,8 +100,13 @@ public class AppCommentController {
 
     @Operation(summary = "删除自己的评论")
     @DeleteMapping("/{id}")
-    public Result<Void> delete(@PathVariable Long id) {
-        commentService.delete(SecurityUtils.getAppUserId(), id);
+    public Result<Void> delete(@PathVariable Long id, HttpServletRequest request) {
+        InteractionIdentity identity = identityResolver.resolve(
+                SecurityUtils.getUserIdOrNull(),
+                request.getHeader("X-Device-Id"),
+                "");
+        anonymousRateLimiter.check(identity, "comment");
+        commentService.delete(identity, id);
         return Result.ok();
     }
 }

fruitshorts-app-api/src/main/java/com/fruitshorts/app/controller/AppDramaController.java

@@ -3,7 +3,9 @@
 package com.fruitshorts.app.controller;
 
 import com.fruitshorts.app.service.AppCatalogService;
+import com.fruitshorts.app.service.AppEpisodeStatsService;
 import com.fruitshorts.app.vo.AppDramaDetailVO;
+import com.fruitshorts.app.vo.AppEpisodeStatsVO;
 import com.fruitshorts.common.pojo.Result;
 import com.fruitshorts.content.dal.entity.DramaEpisode;
 import com.fruitshorts.content.service.EpisodeService;
@@ -34,6 +36,8 @@ public class AppDramaController {
     private final PlaybackService playbackService;
     private final EpisodeService episodeService;
     private final CommentService commentService;
+    private final AppEpisodeStatsService appEpisodeStatsService;
+    private final WebUtils webUtils;
 
     /** 详情：包含剧集列表，客户端进详情页一次请求即可渲染 */
     @Operation(summary = "短剧详情（含剧集列表，进详情页一次请求即可渲染）")
@@ -53,10 +57,21 @@ public class AppDramaController {
                 SecurityUtils.getUserIdOrNull(),
                 id,
                 request.getHeader("X-Device-Id"),
-                WebUtils.getClientIp(request));
+                webUtils.clientIp(request));
         DramaEpisode episode = episodeService.getExisting(id);
         vo.setLikeCount(episode.getLikeCount() == null ? 0L : episode.getLikeCount());
         vo.setCommentCount(commentService.countByEpisodes(List.of(id)).getOrDefault(id, 0L));
         return Result.ok(vo);
     }
+
+    /** 轻量计数快照：只读互动状态，不签发播放地址、不写票据缓存。 */
+    @Operation(summary = "播放页轻量计数与当前用户互动状态")
+    @GetMapping("/episodes/{id}/stats")
+    public Result<AppEpisodeStatsVO> stats(
+            @PathVariable Long id, HttpServletRequest request) {
+        return Result.ok(appEpisodeStatsService.get(
+                id,
+                SecurityUtils.getUserIdOrNull(),
+                request.getHeader("X-Device-Id")));
+    }
 }

fruitshorts-app-api/src/main/java/com/fruitshorts/app/controller/AppEventController.java

@@ -25,11 +25,12 @@ import org.springframework.web.bind.annotation.RestController;
 public class AppEventController {
 
     private final AppEventService eventService;
+    private final WebUtils webUtils;
 
     @Operation(summary = "埋点事件批量上报")
     @PostMapping("/events")
     public Result<Void> report(@Valid @RequestBody AppEventReqVO req, HttpServletRequest request) {
-        eventService.save(req, SecurityUtils.getUserIdOrNull(), WebUtils.getClientIp(request));
+        eventService.save(req, SecurityUtils.getUserIdOrNull(), webUtils.clientIp(request));
         return Result.ok();
     }
 }

fruitshorts-app-api/src/main/java/com/fruitshorts/app/controller/AppFavoriteController.java

@@ -6,6 +6,9 @@ import com.fruitshorts.app.service.AppCatalogService;
 import com.fruitshorts.app.vo.AppDramaCardVO;
 import com.fruitshorts.common.pojo.PageResult;
 import com.fruitshorts.common.pojo.Result;
+import com.fruitshorts.common.interaction.InteractionIdentity;
+import com.fruitshorts.framework.interaction.InteractionIdentityResolver;
+import com.fruitshorts.app.service.AnonymousInteractionRateLimiter;
 import com.fruitshorts.content.dal.entity.Drama;
 import com.fruitshorts.framework.security.SecurityUtils;
 import com.fruitshorts.playback.service.FavoriteService;
@@ -14,6 +17,7 @@ import com.fruitshorts.playback.vo.FavoriteToggleReqVO;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import jakarta.validation.Valid;
+import jakarta.servlet.http.HttpServletRequest;
 import lombok.RequiredArgsConstructor;
 import org.springframework.web.bind.annotation.DeleteMapping;
 import org.springframework.web.bind.annotation.GetMapping;
@@ -33,12 +37,21 @@ public class AppFavoriteController {
 
     private final FavoriteService favoriteService;
     private final AppCatalogService appCatalogService;
+    private final InteractionIdentityResolver identityResolver;
+    private final AnonymousInteractionRateLimiter anonymousRateLimiter;
 
     /** 切换收藏，返回切换后的状态：true 为已收藏。 */
     @Operation(summary = "切换收藏（返回切换后的状态）")
     @PostMapping("/toggle")
-    public Result<Boolean> toggle(@Valid @RequestBody FavoriteToggleReqVO req) {
-        return Result.ok(favoriteService.toggle(SecurityUtils.getAppUserId(), req.getDramaId()));
+    public Result<Boolean> toggle(
+            @Valid @RequestBody FavoriteToggleReqVO req,
+            HttpServletRequest request) {
+        InteractionIdentity identity = identityResolver.resolve(
+                SecurityUtils.getUserIdOrNull(),
+                request.getHeader("X-Device-Id"),
+                req.getDeviceId());
+        anonymousRateLimiter.check(identity, "favorite");
+        return Result.ok(favoriteService.toggle(identity, req.getDramaId()));
     }
 
     /** 收藏列表，卡片结构与首页一致。 */
@@ -46,17 +59,46 @@ public class AppFavoriteController {
     @GetMapping
     public Result<PageResult<AppDramaCardVO>> list(
             @RequestParam(defaultValue = "1") int pageIndex,
-            @RequestParam(defaultValue = "20") int pageSize) {
+            @RequestParam(defaultValue = "20") int pageSize,
+            @RequestParam(required = false) String deviceId,
+            HttpServletRequest request) {
+        InteractionIdentity identity = identityResolver.resolve(
+                SecurityUtils.getUserIdOrNull(),
+                request.getHeader("X-Device-Id"),
+                deviceId);
         PageResult<Drama> page = favoriteService.page(
-                SecurityUtils.getAppUserId(), pageIndex, pageSize);
+                identity, pageIndex, pageSize);
         return Result.ok(new PageResult<>(
                 page.getTotal(), appCatalogService.toCards(page.getList())));
     }
 
     @Operation(summary = "取消收藏")
     @DeleteMapping("/{dramaId}")
-    public Result<Void> remove(@PathVariable Long dramaId) {
-        favoriteService.remove(SecurityUtils.getAppUserId(), dramaId);
+    public Result<Void> remove(@PathVariable Long dramaId, HttpServletRequest request) {
+        InteractionIdentity identity = identityResolver.resolve(
+                SecurityUtils.getUserIdOrNull(),
+                request.getHeader("X-Device-Id"),
+                "");
+        anonymousRateLimiter.check(identity, "favorite");
+        if (identity.authenticated()) {
+            favoriteService.remove(identity.userId(), dramaId);
+        } else {
+            favoriteService.removeDevice(identity.deviceId(), dramaId);
+        }
         return Result.ok();
     }
+
+    /** 批量取消收藏，返回实际删除的关系数。 */
+    @Operation(summary = "批量取消收藏")
+    @PostMapping("/remove")
+    public Result<Integer> removeBatch(
+            @Valid @RequestBody FavoriteRemoveReqVO req,
+            HttpServletRequest request) {
+        InteractionIdentity identity = identityResolver.resolve(
+                SecurityUtils.getUserIdOrNull(),
+                request.getHeader("X-Device-Id"),
+                req.getDeviceId());
+        anonymousRateLimiter.check(identity, "favorite");
+        return Result.ok(favoriteService.removeBatch(identity, req.getDramaIds()));
+    }
 }

fruitshorts-app-api/src/main/java/com/fruitshorts/app/controller/AppInteractionController.java

@@ -3,7 +3,10 @@
 package com.fruitshorts.app.controller;
 
 import com.fruitshorts.common.pojo.Result;
+import com.fruitshorts.common.interaction.InteractionIdentity;
+import com.fruitshorts.framework.interaction.InteractionIdentityResolver;
 import com.fruitshorts.framework.security.SecurityUtils;
+import com.fruitshorts.app.service.AnonymousInteractionRateLimiter;
 import com.fruitshorts.interaction.service.LikeService;
 import com.fruitshorts.interaction.service.ReportService;
 import com.fruitshorts.interaction.vo.LikeToggleReqVO;
@@ -12,6 +15,7 @@ import com.fruitshorts.interaction.vo.ReportCreateReqVO;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import jakarta.validation.Valid;
+import jakarta.servlet.http.HttpServletRequest;
 import lombok.RequiredArgsConstructor;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestBody;
@@ -27,12 +31,21 @@ public class AppInteractionController {
 
     private final LikeService likeService;
     private final ReportService reportService;
+    private final InteractionIdentityResolver identityResolver;
+    private final AnonymousInteractionRateLimiter anonymousRateLimiter;
 
     /** 点赞/取消点赞，返回切换后的状态与最新计数。 */
     @Operation(summary = "点赞 / 取消点赞")
     @PostMapping("/likes/toggle")
-    public Result<LikeToggleRespVO> toggleLike(@Valid @RequestBody LikeToggleReqVO req) {
-        return Result.ok(likeService.toggle(SecurityUtils.getAppUserId(), req));
+    public Result<LikeToggleRespVO> toggleLike(
+            @Valid @RequestBody LikeToggleReqVO req,
+            HttpServletRequest request) {
+        InteractionIdentity identity = identityResolver.resolve(
+                SecurityUtils.getUserIdOrNull(),
+                request.getHeader("X-Device-Id"),
+                req.getDeviceId());
+        anonymousRateLimiter.check(identity, "like");
+        return Result.ok(likeService.toggle(identity, req));
     }
 
     /** 提交举报：同一用户对同一目标只保留一条待处理工单。 */

fruitshorts-app-api/src/main/java/com/fruitshorts/app/controller/AppWatchController.java

@@ -4,6 +4,9 @@ package com.fruitshorts.app.controller;
 
 import com.fruitshorts.common.pojo.PageResult;
 import com.fruitshorts.common.pojo.Result;
+import com.fruitshorts.common.interaction.InteractionIdentity;
+import com.fruitshorts.app.service.AnonymousInteractionRateLimiter;
+import com.fruitshorts.framework.interaction.InteractionIdentityResolver;
 import com.fruitshorts.framework.security.SecurityUtils;
 import com.fruitshorts.playback.service.WatchProgressService;
 import com.fruitshorts.playback.vo.ProgressRespVO;
@@ -11,6 +14,7 @@ import com.fruitshorts.playback.vo.ProgressSaveReqVO;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import jakarta.validation.Valid;
+import jakarta.servlet.http.HttpServletRequest;
 import lombok.RequiredArgsConstructor;
 import org.springframework.web.bind.annotation.DeleteMapping;
 import org.springframework.web.bind.annotation.GetMapping;
@@ -29,19 +33,34 @@ import org.springframework.web.bind.annotation.RestController;
 public class AppWatchController {
 
     private final WatchProgressService progressService;
+    private final InteractionIdentityResolver identityResolver;
+    private final AnonymousInteractionRateLimiter anonymousRateLimiter;
 
     /** 上报进度：客户端每 10 秒一次，切集时立即上报一次。 */
     @Operation(summary = "上报观看进度（客户端每 10 秒一次）")
     @PostMapping("/progress")
-    public Result<ProgressRespVO> save(@Valid @RequestBody ProgressSaveReqVO req) {
-        return Result.ok(progressService.save(SecurityUtils.getAppUserId(), req));
+    public Result<ProgressRespVO> save(@Valid @RequestBody ProgressSaveReqVO req,
+                                       HttpServletRequest request) {
+        InteractionIdentity identity = identityResolver.resolve(
+                SecurityUtils.getUserIdOrNull(),
+                request.getHeader("X-Device-Id"),
+                req.getDeviceId());
+        anonymousRateLimiter.check(identity, "watch");
+        return Result.ok(progressService.save(identity, req));
     }
 
     /** 某部剧的续看位置，进详情页时用它决定"续看第 N 集"。 */
     @Operation(summary = "某部剧的续看位置")
     @GetMapping("/progress")
-    public Result<ProgressRespVO> ofDrama(@RequestParam Long dramaId) {
-        return Result.ok(progressService.ofDrama(SecurityUtils.getAppUserId(), dramaId));
+    public Result<ProgressRespVO> ofDrama(
+            @RequestParam Long dramaId,
+            @RequestParam(required = false) String deviceId,
+            HttpServletRequest request) {
+        InteractionIdentity identity = identityResolver.resolve(
+                SecurityUtils.getUserIdOrNull(),
+                request.getHeader("X-Device-Id"),
+                deviceId);
+        return Result.ok(progressService.ofDrama(identity, dramaId));
     }
 
     /** 最近观看分页，契约与 /app/favorites 一致：pageIndex/pageSize。 */
@@ -49,22 +68,43 @@ public class AppWatchController {
     @GetMapping("/recent")
     public Result<PageResult<ProgressRespVO>> recent(
             @RequestParam(defaultValue = "1") int pageIndex,
-            @RequestParam(defaultValue = "20") int pageSize) {
+            @RequestParam(defaultValue = "20") int pageSize,
+            @RequestParam(required = false) String deviceId,
+            HttpServletRequest request) {
+        InteractionIdentity identity = identityResolver.resolve(
+                SecurityUtils.getUserIdOrNull(),
+                request.getHeader("X-Device-Id"),
+                deviceId);
         return Result.ok(progressService.recentPage(
-                SecurityUtils.getAppUserId(), pageIndex, pageSize));
+                identity, pageIndex, pageSize));
     }
 
     @Operation(summary = "删除某部剧的观看记录")
     @DeleteMapping("/progress/{dramaId}")
-    public Result<Void> remove(@PathVariable Long dramaId) {
-        progressService.remove(SecurityUtils.getAppUserId(), dramaId);
+    public Result<Void> remove(
+            @PathVariable Long dramaId,
+            @RequestParam(required = false) String deviceId,
+            HttpServletRequest request) {
+        InteractionIdentity identity = identityResolver.resolve(
+                SecurityUtils.getUserIdOrNull(),
+                request.getHeader("X-Device-Id"),
+                deviceId);
+        anonymousRateLimiter.check(identity, "watch");
+        progressService.remove(identity, dramaId);
         return Result.ok();
     }
 
     @Operation(summary = "清空观看记录")
     @DeleteMapping("/progress")
-    public Result<Void> clear() {
-        progressService.clear(SecurityUtils.getAppUserId());
+    public Result<Void> clear(
+            @RequestParam(required = false) String deviceId,
+            HttpServletRequest request) {
+        InteractionIdentity identity = identityResolver.resolve(
+                SecurityUtils.getUserIdOrNull(),
+                request.getHeader("X-Device-Id"),
+                deviceId);
+        anonymousRateLimiter.check(identity, "watch");
+        progressService.clear(identity);
         return Result.ok();
     }
 }

fruitshorts-app-api/src/main/java/com/fruitshorts/app/service/AnonymousInteractionRateLimiter.java

@@ -0,0 +1,36 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.app.service;
+
+import com.fruitshorts.common.exception.ErrorCode;
+import com.fruitshorts.common.exception.ServiceException;
+import com.fruitshorts.common.interaction.InteractionIdentity;
+import com.fruitshorts.framework.redis.RedisService;
+import lombok.RequiredArgsConstructor;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Component;
+
+import java.time.Duration;
+
+/** 未登录非付费互动的设备级固定窗口限流。 */
+@Component
+@RequiredArgsConstructor
+public class AnonymousInteractionRateLimiter {
+
+    private final RedisService redisService;
+
+    @Value("${fruitshorts.interaction.anonymous-write-per-minute:30}")
+    private int writesPerMinute = 30;
+
+    public void check(InteractionIdentity identity, String action) {
+        if (identity.authenticated()) {
+            return;
+        }
+        long count = redisService.increment(
+                "app:anonymous-interaction:" + action + ":" + identity.deviceId(),
+                Duration.ofMinutes(1));
+        if (count > writesPerMinute) {
+            throw new ServiceException(ErrorCode.TOO_MANY_REQUESTS, "操作过于频繁，请稍后再试");
+        }
+    }
+}

fruitshorts-app-api/src/main/java/com/fruitshorts/app/service/AppCatalogService.java

@@ -8,14 +8,21 @@ import com.fruitshorts.app.vo.AppDramaCardVO;
 import com.fruitshorts.app.vo.AppDramaDetailVO;
 import com.fruitshorts.app.vo.AppEpisodeVO;
 import com.fruitshorts.app.vo.AppFeedVO;
+import com.fruitshorts.app.vo.AppPlaylistDetailVO;
 import com.fruitshorts.app.vo.AppSectionVO;
 import com.fruitshorts.common.pojo.CursorResult;
+import com.fruitshorts.common.pojo.PageResult;
 import com.fruitshorts.content.dal.entity.ContentBanner;
+import com.fruitshorts.content.dal.entity.ContentTag;
 import com.fruitshorts.content.dal.entity.Drama;
 import com.fruitshorts.content.dal.entity.DramaEpisode;
 import com.fruitshorts.content.enums.BannerPosition;
 import com.fruitshorts.content.service.BannerService;
+import com.fruitshorts.content.service.ContentLocaleTexts;
+import com.fruitshorts.content.service.ContentTagService;
 import com.fruitshorts.content.service.DramaCategoryService;
+import com.fruitshorts.content.service.DramaClassificationService;
+import com.fruitshorts.content.service.DramaPlaylistCategoryService;
 import com.fruitshorts.content.service.DramaService;
 import com.fruitshorts.content.service.EpisodeService;
 import com.fruitshorts.interaction.service.CommentService;
@@ -44,38 +51,117 @@ public class AppCatalogService {
     private static final int MAX_CATEGORY_SECTIONS = 4;
     private static final int DEFAULT_FEED_SIZE = 20;
     private static final int MAX_FEED_SIZE = 50;
+    private static final int DEFAULT_PLAYLIST_PAGE_SIZE = 10;
+    private static final int MAX_PLAYLIST_PAGE_SIZE = 20;
+    private static final int DEFAULT_PLAYLIST_DRAMA_PAGE_SIZE = 20;
+    private static final int MAX_PLAYLIST_DRAMA_PAGE_SIZE = 50;
+    private static final int PLAYLIST_DRAMA_PREVIEW_SIZE = 10;
 
     private final DramaService dramaService;
     private final EpisodeService episodeService;
     private final BannerService bannerService;
     private final DramaCategoryService dramaCategoryService;
+    private final ContentTagService contentTagService;
+    private final DramaClassificationService dramaClassificationService;
+    private final DramaPlaylistCategoryService dramaPlaylistCategoryService;
     private final PlaybackSigner playbackSigner;
     private final CommentService commentService;
     private final ThumbnailUrlResolver thumbnailUrlResolver;
 
     public AppFeedVO homeFeed() {
-        Map<Long, String> categoryNames = categoryNameMap();
+        Map<Long, Map<String, String>> categoryLocales = categoryLocaleMap();
         List<AppSectionVO> sections = new ArrayList<>();
         addIfNotEmpty(sections, "hot", "热门推荐",
-                dramaService.listPublishedHot(HOME_SECTION_SIZE), categoryNames);
+                dramaService.listPublishedHot(HOME_SECTION_SIZE), categoryLocales);
         addIfNotEmpty(sections, "new", "新剧上线",
-                dramaService.listPublishedLatest(HOME_SECTION_SIZE), categoryNames);
-        sections.addAll(categorySections(HOME_SECTION_SIZE, categoryNames));
+                dramaService.listPublishedLatest(HOME_SECTION_SIZE), categoryLocales);
+        sections.addAll(categorySections(HOME_SECTION_SIZE, categoryLocales));
         return new AppFeedVO(banners(BannerPosition.HOME_TOP.name()), sections);
     }
 
     public AppFeedVO discoverFeed() {
         return new AppFeedVO(banners(BannerPosition.DISCOVER.name()),
-                categorySections(DISCOVER_SECTION_SIZE, categoryNameMap()));
+                categorySections(DISCOVER_SECTION_SIZE, categoryLocaleMap()));
     }
 
+    /** 分类频道：运营自定义的精选/新剧/榜单等（drama_classification）。 */
     public List<AppCategoryVO> categories() {
-        return dramaCategoryService.listBasic().stream()
-                .filter(category -> category.getStatus() == null || category.getStatus() == 1)
-                .map(category -> new AppCategoryVO(category.getId(), category.getName()))
+        return dramaClassificationService.listEnabled().stream()
+                .map(c -> {
+                    Map<String, String> locales = ContentLocaleTexts.read(
+                            c.getNameLocales(), c.getName(), c.getNameEn(), c.getNameId());
+                    AppCategoryVO vo = new AppCategoryVO(c.getId(), ContentLocaleTexts.value(locales, ContentLocaleTexts.ZH));
+                    vo.setLocales(locales);
+                    vo.setCode(c.getCode());
+                    vo.setLayoutType(c.getLayoutType() == null
+                            ? DramaClassificationService.LAYOUT_GRID
+                            : c.getLayoutType());
+                    vo.setRevision(c.getRevision() == null ? 1L : c.getRevision());
+                    return vo;
+                })
                 .toList();
     }
 
+    /** 已启用类型，名称只放 locales。 */
+    public List<AppCategoryVO> dramaCategories() {
+        return dramaCategoryService.list().stream()
+                .filter(item -> item.getStatus() != null && item.getStatus() == 1)
+                .map(item -> option(item.getId(), item.getName(), item.getLocales()))
+                .toList();
+    }
+
+    /** 已启用标签，名称只放 locales。 */
+    public List<AppCategoryVO> tags() {
+        return contentTagService.listEnabled().stream()
+                .map(item -> option(item.getId(), item.getName(), item.getLocales()))
+                .toList();
+    }
+
+    /** 全部短剧分页。同一行多选是或，不同类型之间是且。 */
+    public PageResult<AppDramaCardVO> libraryDramas(List<Long> categoryIds, List<Long> classificationIds,
+                                                     List<Long> tagIds, int pageIndex, int pageSize) {
+        PageResult<Drama> page = dramaService.pagePublishedLibrary(
+                categoryIds, classificationIds, tagIds, pageIndex, pageSize);
+        return new PageResult<>(page.getTotal(), toCards(page.getList()));
+    }
+
+    private AppCategoryVO option(Long id, String name, Map<String, String> locales) {
+        AppCategoryVO vo = new AppCategoryVO(id, name);
+        if (locales != null && !locales.isEmpty()) {
+            vo.setLocales(locales);
+        }
+        return vo;
+    }
+
+    /** 分类频道：按分类分页查已上线短剧卡片（通过分类关联表过滤）。 */
+    public PageResult<AppDramaCardVO> categoryDramas(Long classificationId,
+                                                      int pageIndex, int pageSize) {
+        dramaClassificationService.getEnabledById(classificationId); // 校验存在/启用
+        List<Long> allIds = dramaClassificationService.listDramaIdsByClassification(classificationId);
+        if (allIds.isEmpty()) {
+            return PageResult.empty();
+        }
+        // 只取已上线的，再按关联表原始顺序排
+        Map<Long, Integer> orderMap = new HashMap<>();
+        for (int i = 0; i < allIds.size(); i++) orderMap.put(allIds.get(i), i);
+        List<Drama> published = dramaService.listPublishedByIds(allIds);
+        List<Drama> ordered = published.stream()
+                .sorted((a, b) -> Integer.compare(
+                        orderMap.getOrDefault(a.getId(), Integer.MAX_VALUE),
+                        orderMap.getOrDefault(b.getId(), Integer.MAX_VALUE)))
+                .toList();
+        int safeIndex = Math.max(1, pageIndex);
+        int safeSize = Math.max(1, Math.min(pageSize, 50));
+        long total = ordered.size();
+        int fromIndex = (safeIndex - 1) * safeSize;
+        if (fromIndex >= ordered.size()) {
+            return new PageResult<>(total, List.of());
+        }
+        int toIndex = Math.min(fromIndex + safeSize, ordered.size());
+        List<Drama> pageRows = ordered.subList(fromIndex, toIndex);
+        return new PageResult<>(total, cards(pageRows, categoryLocaleMap()));
+    }
+
     public CursorResult<AppDramaCardVO> feed(
             String types, Long categoryId, Long cursor, Integer size) {
         int pageSize = size == null ? DEFAULT_FEED_SIZE : Math.max(1, Math.min(size, MAX_FEED_SIZE));
@@ -93,7 +179,7 @@ public class AppCatalogService {
         boolean hasMore = rows.size() > pageSize;
         List<Drama> pageRows = hasMore ? rows.subList(0, pageSize) : rows;
         Long nextCursor = hasMore ? pageRows.get(pageRows.size() - 1).getId() : null;
-        return new CursorResult<>(cards(pageRows, categoryNameMap()), nextCursor, hasMore);
+        return new CursorResult<>(cards(pageRows, categoryLocaleMap()), nextCursor, hasMore);
     }
 
     /**
@@ -104,7 +190,7 @@ public class AppCatalogService {
         if (dramas == null || dramas.isEmpty()) {
             return List.of();
         }
-        return cards(dramas, categoryNameMap());
+        return cards(dramas, categoryLocaleMap());
     }
 
     public AppDramaDetailVO dramaDetail(Long dramaId) {
@@ -114,15 +200,19 @@ public class AppCatalogService {
                 episodes.stream().map(DramaEpisode::getId).sorted().toList());
         Map<Long, String> thumbnailUrls = thumbnailUrlResolver.resolveAll(
                 episodes.stream().map(DramaEpisode::getId).sorted().toList());
-        String categoryName = categoryNameMap().getOrDefault(drama.getCategoryId(), "");
+        List<Map<String, String>> types = dramaCategoryService.localesForDrama(drama, categoryLocaleMap());
 
         AppDramaDetailVO detail = new AppDramaDetailVO();
         detail.setId(drama.getId());
-        detail.setTitle(drama.getTitle());
-        detail.setSynopsis(drama.getSynopsis());
+        Map<String, String> titles = ContentLocaleTexts.read(drama.getTitleLocales(), drama.getTitle(), null, null);
+        Map<String, String> synopses = ContentLocaleTexts.read(
+                drama.getSynopsisLocales(), drama.getSynopsis(), null, null);
+        detail.setTitleLocales(titles);
+        detail.setSynopsisLocales(synopses);
         detail.setCover(drama.getCoverUrl());
-        detail.setGenre(drama.getGenre());
-        detail.setCategory(categoryName);
+        detail.setCoverLandscape(drama.getHorizontalCoverUrl());
+        detail.setTypes(types);
+        fillDetailTag(detail, drama);
         detail.setTotalEpisodes(drama.getTotalEpisodes());
         detail.setFreeEpisodes(drama.getFreeEpisodes());
         detail.setUnlockCoin(drama.getUnlockCoin());
@@ -137,11 +227,72 @@ public class AppCatalogService {
         return detail;
     }
 
+    /** C 端剧单列表：按页返回已启用剧单，每条只含该页剧单的已上线短剧。 */
+    public PageResult<AppPlaylistDetailVO> playlists(int pageIndex, int pageSize) {
+        var all = dramaPlaylistCategoryService.listEnabled();
+        int safeIndex = Math.max(1, pageIndex);
+        int safeSize = pageSize <= 0
+                ? DEFAULT_PLAYLIST_PAGE_SIZE
+                : Math.min(pageSize, MAX_PLAYLIST_PAGE_SIZE);
+        int fromIndex = (safeIndex - 1) * safeSize;
+        if (fromIndex >= all.size()) {
+            return new PageResult<>(all.size(), List.of());
+        }
+        int toIndex = Math.min(fromIndex + safeSize, all.size());
+        List<AppPlaylistDetailVO> page = new ArrayList<>();
+        for (var category : all.subList(fromIndex, toIndex)) {
+            page.add(playlistDetail(category.getId(), 1, PLAYLIST_DRAMA_PREVIEW_SIZE));
+        }
+        return new PageResult<>(all.size(), page);
+    }
+
+    /** C 端剧单详情：剧单基本信息 + 该页已上线短剧卡片。 */
+    public AppPlaylistDetailVO playlistDetail(Long playlistId, int pageIndex, int pageSize) {
+        var category = dramaPlaylistCategoryService.getEnabledById(playlistId);
+        List<Long> allIds = dramaPlaylistCategoryService.listDramaIdsByCategory(playlistId);
+        List<Drama> published = dramaService.listPublishedByIds(allIds);
+        // 保留关联表原始顺序：按 allIds 位置重新排序
+        Map<Long, Integer> orderMap = new HashMap<>();
+        for (int i = 0; i < allIds.size(); i++) {
+            orderMap.put(allIds.get(i), i);
+        }
+        List<Drama> ordered = published.stream()
+                .sorted((a, b) -> {
+                    Integer ia = orderMap.getOrDefault(a.getId(), Integer.MAX_VALUE);
+                    Integer ib = orderMap.getOrDefault(b.getId(), Integer.MAX_VALUE);
+                    return Integer.compare(ia, ib);
+                })
+                .toList();
+
+        int safeIndex = Math.max(1, pageIndex);
+        int safeSize = pageSize <= 0
+                ? DEFAULT_PLAYLIST_DRAMA_PAGE_SIZE
+                : Math.min(pageSize, MAX_PLAYLIST_DRAMA_PAGE_SIZE);
+        int from = (safeIndex - 1) * safeSize;
+        List<Drama> pageRows = from >= ordered.size()
+                ? List.of()
+                : ordered.subList(from, Math.min(from + safeSize, ordered.size()));
+        Map<String, String> locales = ContentLocaleTexts.read(
+                category.getNameLocales(), category.getName(), category.getNameEn(), category.getNameId());
+        Map<String, String> descriptions = ContentLocaleTexts.read(
+                category.getDescriptionLocales(), category.getDescription(),
+                category.getDescriptionEn(), category.getDescriptionId());
+        AppPlaylistDetailVO vo = new AppPlaylistDetailVO();
+        vo.setId(category.getId());
+        vo.setLocales(locales);
+        vo.setDescriptionLocales(descriptions);
+        vo.setDramaCount(ordered.size());
+        vo.setPageIndex(safeIndex);
+        vo.setPageSize(safeSize);
+        vo.setList(cards(pageRows, categoryLocaleMap()));
+        return vo;
+    }
+
     private List<AppBannerVO> banners(String position) {
         return bannerService.listActive(position).stream().map(this::toBanner).toList();
     }
 
-    private List<AppSectionVO> categorySections(int size, Map<Long, String> categoryNames) {
+    private List<AppSectionVO> categorySections(int size, Map<Long, Map<String, String>> categoryLocales) {
         List<AppSectionVO> sections = new ArrayList<>();
         for (DramaCategoryRespVO category : dramaCategoryService.listBasic()) {
             if (sections.size() >= MAX_CATEGORY_SECTIONS) {
@@ -151,17 +302,17 @@ public class AppCatalogService {
             if (!dramas.isEmpty()) {
                 sections.add(new AppSectionVO(
                         "category-" + category.getId(),
-                        category.getName(),
-                        cards(dramas, categoryNames)));
+                        category.getLocales(),
+                        cards(dramas, categoryLocales)));
             }
         }
         return sections;
     }
 
     private void addIfNotEmpty(List<AppSectionVO> sections, String code, String title,
-                               List<Drama> dramas, Map<Long, String> categoryNames) {
+                               List<Drama> dramas, Map<Long, Map<String, String>> categoryLocales) {
         if (!dramas.isEmpty()) {
-            sections.add(new AppSectionVO(code, title, cards(dramas, categoryNames)));
+            sections.add(new AppSectionVO(code, title, cards(dramas, categoryLocales)));
         }
     }
 
@@ -175,30 +326,37 @@ public class AppCatalogService {
     }
 
     /** 整屏卡片共用一次剧集查询，取每部剧的首个可播免费集作为预览。 */
-    private List<AppDramaCardVO> cards(List<Drama> dramas, Map<Long, String> categoryNames) {
+    private List<AppDramaCardVO> cards(List<Drama> dramas, Map<Long, Map<String, String>> categoryLocales) {
         List<Long> ids = dramas.stream().map(Drama::getId).toList();
         Map<Long, DramaEpisode> previews = episodeService.firstPlayableByDramas(ids);
         Map<Long, Long> commentCounts = commentService.countByEpisodes(
                 previews.values().stream().map(DramaEpisode::getId).sorted().toList());
         Map<Long, String> thumbnailUrls = thumbnailUrlResolver.resolveAll(
                 previews.values().stream().map(DramaEpisode::getId).sorted().toList());
+        Map<Long, ContentTag> tags = loadTags(dramas);
         return dramas.stream()
                 .map(drama -> toCard(
-                        drama, categoryNames, previews.get(drama.getId()), commentCounts,
+                        drama, categoryLocales, tags, previews.get(drama.getId()), commentCounts,
                         thumbnailUrls))
                 .toList();
     }
 
-    private AppDramaCardVO toCard(Drama drama, Map<Long, String> categoryNames,
+    private AppDramaCardVO toCard(Drama drama, Map<Long, Map<String, String>> categoryLocales,
+                                  Map<Long, ContentTag> tags,
                                   DramaEpisode preview, Map<Long, Long> commentCounts,
                                   Map<Long, String> thumbnailUrls) {
+        List<Map<String, String>> types = dramaCategoryService.localesForDrama(drama, categoryLocales);
         AppDramaCardVO card = new AppDramaCardVO();
         card.setId(drama.getId());
-        card.setTitle(drama.getTitle());
+        Map<String, String> titles = ContentLocaleTexts.read(drama.getTitleLocales(), drama.getTitle(), null, null);
+        Map<String, String> synopses = ContentLocaleTexts.read(
+                drama.getSynopsisLocales(), drama.getSynopsis(), null, null);
+        card.setTitleLocales(titles);
         card.setCover(drama.getCoverUrl());
-        card.setSynopsis(shortSynopsis(drama.getSynopsis()));
-        card.setGenre(drama.getGenre());
-        card.setCategory(categoryNames.getOrDefault(drama.getCategoryId(), ""));
+        card.setCoverLandscape(drama.getHorizontalCoverUrl());
+        card.setSynopsisLocales(synopses);
+        card.setTypes(types);
+        fillTag(card, drama, tags);
         card.setTotalEpisodes(drama.getTotalEpisodes());
         card.setIsHot(drama.getIsHot() != null && drama.getIsHot() == 1);
         card.setViewCount(drama.getViewCount());
@@ -245,17 +403,56 @@ public class AppCatalogService {
         return episode.getVideoUrl() == null ? "" : episode.getVideoUrl();
     }
 
-    private Map<Long, String> categoryNameMap() {
-        Map<Long, String> names = new HashMap<>();
-        dramaCategoryService.listBasic().forEach(category -> names.put(category.getId(), category.getName()));
-        return names;
+    private Map<Long, ContentTag> loadTags(List<Drama> dramas) {
+        List<Long> ids = dramas.stream()
+                .map(Drama::getTagId)
+                .filter(id -> id != null && id > 0L)
+                .distinct()
+                .toList();
+        Map<Long, ContentTag> tags = contentTagService.findByIds(ids);
+        return tags == null ? Map.of() : tags;
     }
 
-    /** 卡片只带一句简介，避免列表响应体过大 */
-    private String shortSynopsis(String synopsis) {
-        if (synopsis == null) {
+    private void fillTag(AppDramaCardVO card, Drama drama, Map<Long, ContentTag> tags) {
+        ContentTag tag = tagOf(drama, tags);
+        Map<String, String> locales = tagLocales(tag);
+        card.setTagLocales(locales);
+        card.setTagCode(tagCode(tag));
+        card.setTagColor(tag == null ? "" : tag.getBgColor());
+    }
+
+    private void fillDetailTag(AppDramaDetailVO detail, Drama drama) {
+        ContentTag tag = tagOf(drama, loadTags(List.of(drama)));
+        Map<String, String> locales = tagLocales(tag);
+        detail.setTagLocales(locales);
+        detail.setTagCode(tagCode(tag));
+        detail.setTagColor(tag == null ? "" : tag.getBgColor());
+    }
+
+    /** 语义码直接下发，客户端据此判断板块；未配置时给空串，由客户端按文案兜底。 */
+    private String tagCode(ContentTag tag) {
+        if (tag == null || tag.getCode() == null) {
             return "";
         }
-        return synopsis.length() <= 60 ? synopsis : synopsis.substring(0, 60);
+        return tag.getCode().trim();
     }
+
+    private ContentTag tagOf(Drama drama, Map<Long, ContentTag> tags) {
+        if (drama.getTagId() == null || drama.getTagId() <= 0L) {
+            return null;
+        }
+        return tags.get(drama.getTagId());
+    }
+
+    private Map<String, String> tagLocales(ContentTag tag) {
+        if (tag == null) {
+            return Map.of();
+        }
+        return ContentLocaleTexts.read(tag.getNameLocales(), tag.getName(), tag.getNameEn(), tag.getNameId());
+    }
+
+    private Map<Long, Map<String, String>> categoryLocaleMap() {
+        return dramaCategoryService.localeMap();
+    }
+
 }

fruitshorts-app-api/src/main/java/com/fruitshorts/app/service/AppConfigService.java

@@ -35,6 +35,7 @@ public class AppConfigService {
         KEYS.put("noticeEnabled", new KeySpec("app.notice.enabled", "true"));
         KEYS.put("coinUnlockEnabled", new KeySpec("app.coin.unlock.enabled", "true"));
         KEYS.put("downloadEnabled", new KeySpec("app.download.enabled", "true"));
+        KEYS.put("loginBackgroundUrl", new KeySpec("app.login.background.url", ""));
     }
 
     private final SysConfigMapper sysConfigMapper;

fruitshorts-app-api/src/main/java/com/fruitshorts/app/service/AppEpisodeStatsService.java

@@ -0,0 +1,92 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.app.service;
+
+import com.fruitshorts.app.vo.AppEpisodeStatsVO;
+import com.fruitshorts.common.exception.ErrorCode;
+import com.fruitshorts.common.exception.ServiceException;
+import com.fruitshorts.content.dal.entity.Drama;
+import com.fruitshorts.content.dal.entity.DramaEpisode;
+import com.fruitshorts.content.service.DramaService;
+import com.fruitshorts.content.service.EpisodeService;
+import com.fruitshorts.interaction.service.CommentService;
+import com.fruitshorts.interaction.service.LikeService;
+import com.fruitshorts.playback.service.FavoriteService;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+/** 播放页只读计数快照；固定维度批量查询，不签发播放地址或票据。 */
+@Service
+@RequiredArgsConstructor
+public class AppEpisodeStatsService {
+
+    private final EpisodeService episodeService;
+    private final DramaService dramaService;
+    private final CommentService commentService;
+    private final LikeService likeService;
+    private final FavoriteService favoriteService;
+
+    public AppEpisodeStatsVO get(Long episodeId, Long userId, String deviceId) {
+        Map<Long, AppEpisodeStatsVO> stats = batch(List.of(episodeId), userId, deviceId);
+        AppEpisodeStatsVO result = stats.get(episodeId);
+        if (result == null) {
+            throw new ServiceException(ErrorCode.DATA_NOT_FOUND, "剧集不存在或未上线");
+        }
+        return result;
+    }
+
+    public AppEpisodeStatsVO get(Long episodeId, Long userId) {
+        return get(episodeId, userId, "");
+    }
+
+    /** 每类数据只查一次，供后续多集统计复用。 */
+    public Map<Long, AppEpisodeStatsVO> batch(Collection<Long> episodeIds, Long userId) {
+        return batch(episodeIds, userId, "");
+    }
+
+    public Map<Long, AppEpisodeStatsVO> batch(
+            Collection<Long> episodeIds, Long userId, String deviceId) {
+        if (episodeIds == null || episodeIds.isEmpty()) {
+            return Map.of();
+        }
+        List<DramaEpisode> episodes = episodeService.listPublishedByIds(episodeIds);
+        if (episodes.isEmpty()) {
+            return Map.of();
+        }
+        List<Long> normalizedIds = episodes.stream().map(DramaEpisode::getId).toList();
+        List<Long> dramaIds = episodes.stream().map(DramaEpisode::getDramaId).distinct().toList();
+        Map<Long, Long> commentCounts = commentService.countByEpisodes(normalizedIds);
+        Map<Long, Drama> dramas = new HashMap<>();
+        for (Drama drama : dramaService.listPublishedByIds(dramaIds)) {
+            dramas.put(drama.getId(), drama);
+        }
+        Set<Long> likedIds = likeService.likedTargetIds(
+                userId, deviceId, LikeService.TYPE_EPISODE, normalizedIds);
+        Set<Long> favoriteDramaIds = favoriteService.favoriteDramaIds(
+                userId, deviceId, dramaIds);
+
+        Map<Long, AppEpisodeStatsVO> result = new HashMap<>();
+        for (DramaEpisode episode : episodes) {
+            Drama drama = dramas.get(episode.getDramaId());
+            if (drama == null) {
+                continue;
+            }
+            AppEpisodeStatsVO vo = new AppEpisodeStatsVO();
+            vo.setEpisodeId(episode.getId());
+            vo.setDramaId(episode.getDramaId());
+            vo.setLikeCount(episode.getLikeCount() == null ? 0L : episode.getLikeCount());
+            vo.setCommentCount(commentCounts.getOrDefault(episode.getId(), 0L));
+            vo.setFavoriteCount(drama.getFavoriteCount() == null ? 0L : drama.getFavoriteCount());
+            vo.setLiked(likedIds.contains(episode.getId()));
+            vo.setFavorited(favoriteDramaIds.contains(episode.getDramaId()));
+            result.put(episode.getId(), vo);
+        }
+        return result;
+    }
+}

fruitshorts-app-api/src/main/java/com/fruitshorts/app/service/AppRankingService.java

@@ -0,0 +1,79 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.app.service;
+
+import com.fruitshorts.app.vo.AppDramaCardVO;
+import com.fruitshorts.app.vo.AppRankingEntryVO;
+import com.fruitshorts.app.vo.AppRankingVO;
+import com.fruitshorts.common.exception.ErrorCode;
+import com.fruitshorts.common.exception.ServiceException;
+import com.fruitshorts.content.dal.entity.Drama;
+import com.fruitshorts.content.service.ContentLocaleTexts;
+import com.fruitshorts.content.service.DramaClassificationService;
+import com.fruitshorts.content.service.DramaService;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+/** C 端推荐榜快照组装。 */
+@Service
+@RequiredArgsConstructor
+public class AppRankingService {
+
+    private static final int MAX_RANKING_ITEMS = 50;
+
+    private final DramaClassificationService classificationService;
+    private final DramaService dramaService;
+    private final AppCatalogService catalogService;
+
+    /** 过滤未上线短剧后保持后台位置，排名连续补齐。 */
+    public AppRankingVO ranking(Long classificationId) {
+        var classification = classificationService.getEnabledById(classificationId);
+        if (!DramaClassificationService.LAYOUT_RANKING.equals(classification.getLayoutType())) {
+            throw new ServiceException(ErrorCode.OPERATION_NOT_ALLOWED, "该分类不是推荐榜");
+        }
+        List<Long> ids = classificationService.listDramaIdsByClassification(classificationId);
+        List<Drama> ordered = orderedPublished(ids).stream().limit(MAX_RANKING_ITEMS).toList();
+        List<AppDramaCardVO> cards = catalogService.toCards(ordered);
+        List<AppRankingEntryVO> entries = entries(cards);
+        Map<String, String> locales = ContentLocaleTexts.read(
+                classification.getNameLocales(), classification.getName(),
+                classification.getNameEn(), classification.getNameId());
+        AppRankingVO ranking = new AppRankingVO();
+        ranking.setId(classification.getId());
+        ranking.setCode(classification.getCode());
+        ranking.setLocales(locales);
+        ranking.setRevision(classification.getRevision() == null ? 1L : classification.getRevision());
+        ranking.setGeneratedAt(classification.getUpdatedAt());
+        ranking.setTotal(entries.size());
+        ranking.setList(entries);
+        return ranking;
+    }
+
+    private List<AppRankingEntryVO> entries(List<AppDramaCardVO> cards) {
+        List<AppRankingEntryVO> entries = new ArrayList<>();
+        for (int index = 0; index < cards.size(); index++) {
+            entries.add(new AppRankingEntryVO(index + 1, cards.get(index)));
+        }
+        return entries;
+    }
+
+    private List<Drama> orderedPublished(List<Long> ids) {
+        if (ids.isEmpty()) {
+            return List.of();
+        }
+        Map<Long, Integer> positions = new HashMap<>();
+        for (int index = 0; index < ids.size(); index++) {
+            positions.put(ids.get(index), index);
+        }
+        return dramaService.listPublishedByIds(ids).stream()
+                .sorted((left, right) -> Integer.compare(
+                        positions.getOrDefault(left.getId(), Integer.MAX_VALUE),
+                        positions.getOrDefault(right.getId(), Integer.MAX_VALUE)))
+                .toList();
+    }
+}

fruitshorts-app-api/src/main/java/com/fruitshorts/app/service/InteractionAccountMergeListener.java

@@ -0,0 +1,24 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.app.service;
+
+import com.fruitshorts.user.event.AppInteractionMergeRequested;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Component;
+import org.springframework.transaction.event.TransactionPhase;
+import org.springframework.transaction.event.TransactionalEventListener;
+
+/** 在登录事务提交前执行合并，任一步失败都会整体回滚登录。 */
+@Component
+@RequiredArgsConstructor
+public class InteractionAccountMergeListener {
+
+    private final InteractionAccountMergeService mergeService;
+
+    @TransactionalEventListener(
+            phase = TransactionPhase.BEFORE_COMMIT,
+            fallbackExecution = false)
+    public void onMergeRequested(AppInteractionMergeRequested event) {
+        mergeService.merge(event.userId(), event.deviceId());
+    }
+}

fruitshorts-app-api/src/main/java/com/fruitshorts/app/service/InteractionAccountMergeService.java

@@ -0,0 +1,54 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.app.service;
+
+import com.fruitshorts.interaction.service.CommentService;
+import com.fruitshorts.interaction.service.LikeService;
+import com.fruitshorts.playback.service.FavoriteService;
+import com.fruitshorts.playback.service.WatchProgressService;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+/** 登录后的设备互动归并；三项迁移共享一个数据库事务。 */
+@Slf4j
+@Service
+@RequiredArgsConstructor
+public class InteractionAccountMergeService {
+
+    private final LikeService likeService;
+    private final FavoriteService favoriteService;
+    private final CommentService commentService;
+    private final WatchProgressService watchProgressService;
+
+    @Transactional(rollbackFor = Exception.class)
+    public void merge(Long userId, String deviceId) {
+        LikeService.MergeResult likes = likeService.mergeDeviceIntoUser(userId, deviceId);
+        FavoriteService.MergeResult favorites =
+                favoriteService.mergeDeviceIntoUser(userId, deviceId);
+        CommentService.MergeResult comments =
+                commentService.mergeDeviceIntoUser(userId, deviceId);
+        WatchProgressService.MergeResult watch =
+                watchProgressService.mergeDeviceIntoUser(userId, deviceId);
+        log.info(
+                "interaction-merge userId={} deviceId={} "
+                        + "likeMigrated={} likeDuplicates={} "
+                        + "favoriteMigrated={} favoriteDuplicates={} "
+                        + "commentMigrated={} commentDuplicates={} "
+                        + "watchProgressMigrated={} watchProgressIgnored={} "
+                        + "watchHistoryMigrated={} watchHistoryIgnored={}",
+                userId,
+                deviceId,
+                likes.migrated(),
+                likes.duplicates(),
+                favorites.migrated(),
+                favorites.duplicates(),
+                comments.migrated(),
+                comments.duplicates(),
+                watch.progressMigrated(),
+                watch.progressIgnored(),
+                watch.historyMigrated(),
+                watch.historyIgnored());
+    }
+}

fruitshorts-app-api/src/main/java/com/fruitshorts/app/vo/AppCategoryVO.java

@@ -2,13 +2,24 @@
 
 package com.fruitshorts.app.vo;
 
-import lombok.AllArgsConstructor;
 import lombok.Data;
 
+import java.util.Map;
+
+/** 首页分类。名称只放在 locales。 */
 @Data
-@AllArgsConstructor
 public class AppCategoryVO {
 
     private Long id;
-    private String name;
+    private String code;
+    private String layoutType;
+    private Long revision;
+    private Map<String, String> locales;
+
+    public AppCategoryVO(Long id, String name) {
+        this.id = id;
+        this.layoutType = "GRID";
+        this.revision = 1L;
+        this.locales = name == null || name.isBlank() ? Map.of() : Map.of("zh", name);
+    }
 }

fruitshorts-app-api/src/main/java/com/fruitshorts/app/vo/AppDramaCardVO.java

@@ -5,20 +5,30 @@ package com.fruitshorts.app.vo;
 import io.swagger.v3.oas.annotations.media.Schema;
 import lombok.Data;
 
+import java.util.List;
+import java.util.Map;
+
 /** 列表卡片，用于首页/发现页/分类分区 */
 @Data
 public class AppDramaCardVO {
 
     private Long id;
-    private String title;
+    private Map<String, String> titleLocales;
     private String cover;
-    private String synopsis;
-    private String genre;
-    private String category;
+    /** 横版封面（16:9），横幅等横向位优先用它；空串表示未上传，客户端回退竖版。 */
+    private String coverLandscape;
+    private Map<String, String> synopsisLocales;
+    /** 短剧选中的全部类型，每项是一份语言表。 */
+    private List<Map<String, String>> types;
+    /** 标签语言表，key 为 zh / en / id。 */
+    private Map<String, String> tagLocales;
+    /** 标签语义码，如 NEW_ARRIVAL；客户端按码判断板块，文案仅用于展示。 */
+    private String tagCode;
+    /** 标签角标背景色，#RRGGBB。 */
+    private String tagColor;
     private Integer totalEpisodes;
     private Boolean isHot;
     private Long viewCount;
-    /** 短剧累计点赞数：drama.like_count */
     private Long likeCount;
     /** 短剧累计收藏数：drama.favorite_count */
     private Long favoriteCount;

fruitshorts-app-api/src/main/java/com/fruitshorts/app/vo/AppDramaDetailVO.java

@@ -5,16 +5,22 @@ package com.fruitshorts.app.vo;
 import lombok.Data;
 
 import java.util.List;
+import java.util.Map;
 
 @Data
 public class AppDramaDetailVO {
 
     private Long id;
-    private String title;
-    private String synopsis;
+    private Map<String, String> titleLocales;
+    private Map<String, String> synopsisLocales;
     private String cover;
-    private String genre;
-    private String category;
+    /** 横版封面（16:9）；空串表示未上传。 */
+    private String coverLandscape;
+    private List<Map<String, String>> types;
+    private Map<String, String> tagLocales;
+    /** 标签语义码，如 NEW_ARRIVAL；空表示未配置。 */
+    private String tagCode;
+    private String tagColor;
     private Integer totalEpisodes;
     private Integer freeEpisodes;
     private Integer unlockCoin;

fruitshorts-app-api/src/main/java/com/fruitshorts/app/vo/AppDramaPageReqVO.java

@@ -0,0 +1,21 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.app.vo;
+
+import lombok.Data;
+
+import java.util.List;
+
+/** 全部短剧分页筛选。多选 id 放在请求体里，避免查询串过长。 */
+@Data
+public class AppDramaPageReqVO {
+
+    private Integer pageIndex;
+    private Integer pageSize;
+    /** 类型 id，多选为或。 */
+    private List<Long> categoryIds;
+    /** 分类 id，多选为或。 */
+    private List<Long> classificationIds;
+    /** 标签 id，多选为或。 */
+    private List<Long> tagIds;
+}

fruitshorts-app-api/src/main/java/com/fruitshorts/app/vo/AppEpisodeStatsVO.java

@@ -0,0 +1,18 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.app.vo;
+
+import lombok.Data;
+
+/** 播放页轻量计数快照，不触发票据签发。 */
+@Data
+public class AppEpisodeStatsVO {
+
+    private Long episodeId;
+    private Long dramaId;
+    private Long likeCount;
+    private Long commentCount;
+    private Long favoriteCount;
+    private Boolean liked;
+    private Boolean favorited;
+}

fruitshorts-app-api/src/main/java/com/fruitshorts/app/vo/AppPlaylistDetailVO.java

@@ -0,0 +1,24 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.app.vo;
+
+import lombok.Data;
+
+import java.util.List;
+import java.util.Map;
+
+/** C 端剧单详情：基本信息 + 该剧单下已上线的短剧卡片。 */
+@Data
+public class AppPlaylistDetailVO {
+
+    private Long id;
+    private Map<String, String> locales;
+    private Map<String, String> descriptionLocales;
+    /** 该剧单下已上线短剧的实际条数（被下架/下线的不计入） */
+    private Integer dramaCount;
+    /** 当前短剧页码，从 1 开始 */
+    private Integer pageIndex;
+    /** 当前短剧页大小 */
+    private Integer pageSize;
+    private List<AppDramaCardVO> list;
+}

fruitshorts-app-api/src/main/java/com/fruitshorts/app/vo/AppRankingEntryVO.java

@@ -0,0 +1,15 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.app.vo;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+
+/** 推荐榜单项，排名由服务端确定。 */
+@Data
+@AllArgsConstructor
+public class AppRankingEntryVO {
+
+    private Integer rank;
+    private AppDramaCardVO drama;
+}

fruitshorts-app-api/src/main/java/com/fruitshorts/app/vo/AppRankingVO.java

@@ -0,0 +1,22 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.app.vo;
+
+import lombok.Data;
+
+import java.time.LocalDateTime;
+import java.util.List;
+import java.util.Map;
+
+/** 推荐榜快照。 */
+@Data
+public class AppRankingVO {
+
+    private Long id;
+    private String code;
+    private Map<String, String> locales;
+    private Long revision;
+    private LocalDateTime generatedAt;
+    private Integer total;
+    private List<AppRankingEntryVO> list;
+}

fruitshorts-app-api/src/main/java/com/fruitshorts/app/vo/AppSectionVO.java

@@ -2,18 +2,28 @@
 
 package com.fruitshorts.app.vo;
 
-import lombok.AllArgsConstructor;
+import com.fruitshorts.content.service.ContentLocaleTexts;
 import lombok.Data;
 
 import java.util.List;
+import java.util.Map;
 
 /** 首页/发现页的一个横滑分区 */
 @Data
-@AllArgsConstructor
 public class AppSectionVO {
 
     /** 分区标识：hot / new / category-{id}，客户端可据此做埋点与样式 */
     private String code;
-    private String title;
+    private Map<String, String> titleLocales;
     private List<AppDramaCardVO> dramas;
+
+    public AppSectionVO(String code, String title, List<AppDramaCardVO> dramas) {
+        this(code, Map.of(ContentLocaleTexts.ZH, title == null ? "" : title), dramas);
+    }
+
+    public AppSectionVO(String code, Map<String, String> titleLocales, List<AppDramaCardVO> dramas) {
+        this.code = code;
+        this.titleLocales = titleLocales;
+        this.dramas = dramas;
+    }
 }

fruitshorts-app-api/src/main/java/com/fruitshorts/app/vo/GoogleLoginReqVO.java

@@ -11,4 +11,7 @@ public class GoogleLoginReqVO {
 
     @NotBlank(message = "缺少 Google idToken")
     private String idToken;
+
+    /** 旧客户端未统一发送请求头时，仍可用于合并设备互动。 */
+    private String deviceId;
 }

fruitshorts-app-api/src/main/java/com/fruitshorts/app/web/DeviceProfileFilter.java

@@ -0,0 +1,66 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.app.web;
+
+import com.fruitshorts.user.service.DeviceProfileService;
+import jakarta.servlet.FilterChain;
+import jakarta.servlet.ServletException;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Component;
+import org.springframework.util.StringUtils;
+import org.springframework.web.filter.OncePerRequestFilter;
+
+import java.io.IOException;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+
+/**
+ * 收集客户端上报的平台（iOS / Android）。
+ *
+ * <p>客户端在请求头带 `X-Client-Platform`，这里按 device_id 建档，
+ * 后台列表据此区分两端；游客请求同样入库，这是与旧会话方案的关键差异。
+ * 同一设备 60 秒内只写一次，避免每个请求都打库。
+ */
+@Slf4j
+@Component
+@RequiredArgsConstructor
+public class DeviceProfileFilter extends OncePerRequestFilter {
+
+    private static final long THROTTLE_MS = 60_000L;
+    private static final int MAX_TRACKED_DEVICES = 20_000;
+
+    private final DeviceProfileService deviceProfileService;
+    private final Map<String, Long> lastWriteAt = new ConcurrentHashMap<>();
+
+    @Override
+    protected void doFilterInternal(HttpServletRequest request, HttpServletResponse response,
+                                    FilterChain filterChain) throws ServletException, IOException {
+        try {
+            collect(request);
+        } catch (RuntimeException ex) {
+            // 画像只服务于后台展示，任何异常都不能影响业务请求
+            log.warn("device-profile collect failed reason={}", ex.getMessage());
+        }
+        filterChain.doFilter(request, response);
+    }
+
+    private void collect(HttpServletRequest request) {
+        String deviceId = request.getHeader("X-Device-Id");
+        if (!StringUtils.hasText(deviceId)) {
+            return;
+        }
+        long now = System.currentTimeMillis();
+        Long last = lastWriteAt.get(deviceId);
+        if (last != null && now - last < THROTTLE_MS) {
+            return;
+        }
+        if (lastWriteAt.size() > MAX_TRACKED_DEVICES) {
+            lastWriteAt.clear();
+        }
+        lastWriteAt.put(deviceId, now);
+        deviceProfileService.touch(deviceId, request.getHeader("X-Client-Platform"));
+    }
+}

fruitshorts-app-api/src/main/resources/application-prod.yml

@@ -23,6 +23,13 @@ fruitshorts:
   cors:
     # 生产只允许显式配置的来源；没配就等于空，浏览器侧会被拦住（比"*"安全）
     allowed-origins: ${CORS_ALLOWED_ORIGINS:}
+  watch-progress:
+    # 观看进度写缓冲：POST 先写 Redis 立即返回，后台任务批量合并进 watch_progress。
+    # 消化能力 = batch-size / interval ≈ 5000 条/秒，覆盖 30 万 DAU 峰值 ~3700 条/秒上报。
+    # 关掉（false）即回退同步写库，接口契约不变。
+    buffer: true
+    flush-interval-ms: 2000
+    flush-batch-size: 10000
 
 springdoc:
   # 生产只留机器可读契约，关掉 UI（doc.html 不对外开放）

fruitshorts-app-api/src/main/resources/application.yml

@@ -11,13 +11,22 @@ spring:
   datasource:
     driver-class-name: org.postgresql.Driver
     # 地址必须外置：不同环境（本机 / 测试 / 生产）连的库不一样，
-    # 生产请用 DB_URL 注入（prod profile 会校验它非空）
-    url: ${DB_URL:jdbc:postgresql://127.0.0.1:5432/fruitshorts}
+    # 生产请用 DB_URL 注入（prod profile 会校验它非空）。
+    # reWriteBatchedInserts：pgjdbc 把批内多条 INSERT 重写成多值 INSERT，
+    # 观看进度缓冲落库依赖它才能跑满批量吞吐。
+    url: ${DB_URL:jdbc:postgresql://127.0.0.1:5432/fruitshorts?reWriteBatchedInserts=true}
     username: ${DB_USER:fruitshorts}
     password: ${DB_PASSWORD:fruitshorts}
   jackson:
     date-format: yyyy-MM-dd HH:mm:ss
     time-zone: Asia/Shanghai
+  task:
+    scheduling:
+      # 默认调度池只有 1 条线程：观看进度落库（每 2s）会和其他定时任务互相排队，
+      # 落库一旦拖慢就会连带推迟对时延敏感的任务，必须给池子多几条线程。
+      pool:
+        size: 4
+      thread-name-prefix: fruitshorts-sched-
   data:
     redis:
       host: ${REDIS_HOST:127.0.0.1}
@@ -47,6 +56,11 @@ springdoc:
     path: /v3/api-docs
 
 fruitshorts:
+  web:
+    # 可信代理 CIDR 列表（逗号分隔）。默认空 = 永不解析 XFF，直接用 request.getRemoteAddr()。
+    # 配了反代（Nginx/K8s ingress）时填上其 IP 段，才会从 XFF 取最右侧可信一跳。
+    # 生产若开启了 Tomcat RemoteIpValve（prod profile 已配），保持空即可。
+    trusted-proxies: ${FRUITSHORTS_TRUSTED_PROXIES:}
   auth:
     # 仅作 sys_config 缺失/非法时的兜底；运行时优先读取后台「系统配置」
     register-max-per-ip-per-day: ${REGISTER_MAX_PER_IP_PER_DAY:5}

fruitshorts-app-api/src/test/java/com/fruitshorts/app/controller/AppAuthControllerContractTest.java

@@ -4,6 +4,7 @@ package com.fruitshorts.app.controller;
 import com.fruitshorts.app.support.ControllerContractSupport;
 import com.fruitshorts.common.exception.ErrorCode;
 import com.fruitshorts.common.exception.ServiceException;
+import com.fruitshorts.framework.web.WebUtils;
 import com.fruitshorts.user.service.AppAuthService;
 import com.fruitshorts.user.service.AppOtpService;
 import com.fruitshorts.user.vo.TokenRespVO;
@@ -32,13 +33,15 @@ class AppAuthControllerContractTest {
 
     private AppOtpService otpService;
     private AppAuthService authService;
+    private WebUtils webUtils;
     private MockMvc mockMvc;
 
     @BeforeEach
     void setUp() {
         otpService = mock(AppOtpService.class);
         authService = mock(AppAuthService.class);
-        mockMvc = ControllerContractSupport.mockMvcOf(new AppAuthController(otpService, authService));
+        webUtils = mock(WebUtils.class);
+        mockMvc = ControllerContractSupport.mockMvcOf(new AppAuthController(otpService, authService, webUtils));
     }
 
     @Test

fruitshorts-app-api/src/test/java/com/fruitshorts/app/controller/AppCatalogControllerContractTest.java

@@ -2,6 +2,8 @@
 package com.fruitshorts.app.controller;
 
 import com.fruitshorts.app.service.AppCatalogService;
+import com.fruitshorts.app.service.AppEpisodeStatsService;
+import com.fruitshorts.app.service.AppRankingService;
 import com.fruitshorts.app.support.ControllerContractSupport;
 import com.fruitshorts.app.vo.AppBannerVO;
 import com.fruitshorts.app.vo.AppCategoryVO;
@@ -9,6 +11,8 @@ import com.fruitshorts.app.vo.AppDramaCardVO;
 import com.fruitshorts.app.vo.AppDramaDetailVO;
 import com.fruitshorts.app.vo.AppFeedVO;
 import com.fruitshorts.app.vo.AppSectionVO;
+import com.fruitshorts.app.vo.AppRankingEntryVO;
+import com.fruitshorts.app.vo.AppRankingVO;
 import com.fruitshorts.common.pojo.CursorResult;
 import com.fruitshorts.content.service.EpisodeService;
 import com.fruitshorts.common.exception.ErrorCode;
@@ -17,15 +21,18 @@ import com.fruitshorts.playback.service.PlaybackService;
 import com.fruitshorts.interaction.service.CommentService;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
+import org.springframework.http.MediaType;
 import org.springframework.test.web.servlet.MockMvc;
 
 import java.util.List;
+import java.util.Map;
 
 import static org.hamcrest.Matchers.nullValue;
 import static org.mockito.BDDMockito.given;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.verify;
 import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.post;
 import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.jsonPath;
 import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
 
@@ -37,16 +44,21 @@ import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.
 class AppCatalogControllerContractTest {
 
     private AppCatalogService catalogService;
+    private AppRankingService rankingService;
     private MockMvc catalogMvc;
     private MockMvc dramaMvc;
 
     @BeforeEach
     void setUp() {
         catalogService = mock(AppCatalogService.class);
-        catalogMvc = ControllerContractSupport.mockMvcOf(new AppCatalogController(catalogService));
+        rankingService = mock(AppRankingService.class);
+        catalogMvc = ControllerContractSupport.mockMvcOf(
+                new AppCatalogController(catalogService, rankingService));
         dramaMvc = ControllerContractSupport.mockMvcOf(
                 new AppDramaController(catalogService, mock(PlaybackService.class),
-                        mock(EpisodeService.class), mock(CommentService.class)));
+                        mock(EpisodeService.class), mock(CommentService.class),
+                        mock(AppEpisodeStatsService.class),
+                        mock(com.fruitshorts.framework.web.WebUtils.class)));
     }
 
     @Test
@@ -58,7 +70,7 @@ class AppCatalogControllerContractTest {
         banner.setLinkValue("12");
         AppDramaCardVO card = new AppDramaCardVO();
         card.setId(12L);
-        card.setTitle("命运的相遇");
+        card.setTitleLocales(Map.of("zh", "命运的相遇"));
         card.setViewCount(12400L);
         card.setLikeCount(3200L);
         card.setFavoriteCount(1800L);
@@ -94,7 +106,7 @@ class AppCatalogControllerContractTest {
     void should_return_typed_cursor_feed() throws Exception {
         AppDramaCardVO card = new AppDramaCardVO();
         card.setId(12L);
-        card.setTitle("漫剧卡片");
+        card.setTitleLocales(Map.of("zh", "漫剧卡片"));
         card.setDramaType("ANIME");
         given(catalogService.feed("ANIME", 7L, null, 20))
                 .willReturn(new CursorResult<>(List.of(card), 12L, true));
@@ -116,20 +128,49 @@ class AppCatalogControllerContractTest {
     @Test
     void should_return_category_list_when_categories_are_requested() throws Exception {
         AppCategoryVO category = new AppCategoryVO(3L, "都市");
+        category.setCode("RECOMMEND_RANKING");
+        category.setLayoutType("RANKING");
+        category.setRevision(7L);
         given(catalogService.categories()).willReturn(List.of(category));
 
         catalogMvc.perform(get("/app/categories"))
                 .andExpect(status().isOk())
                 .andExpect(jsonPath("$.code").value(0))
                 .andExpect(jsonPath("$.data[0].id").value(3))
-                .andExpect(jsonPath("$.data[0].name").value("都市"));
+                .andExpect(jsonPath("$.data[0].code").value("RECOMMEND_RANKING"))
+                .andExpect(jsonPath("$.data[0].layoutType").value("RANKING"))
+                .andExpect(jsonPath("$.data[0].revision").value("7"))
+                .andExpect(jsonPath("$.data[0].locales.zh").value("都市"));
+    }
+
+    @Test
+    void should_return_server_rank_when_ranking_is_requested() throws Exception {
+        AppDramaCardVO card = new AppDramaCardVO();
+        card.setId(12L);
+        card.setTitleLocales(Map.of("zh", "榜首短剧"));
+        AppRankingVO ranking = new AppRankingVO();
+        ranking.setId(3L);
+        ranking.setCode("RECOMMEND_RANKING");
+        ranking.setRevision(8L);
+        ranking.setTotal(1);
+        ranking.setList(List.of(new AppRankingEntryVO(1, card)));
+        given(rankingService.ranking(3L)).willReturn(ranking);
+
+        catalogMvc.perform(get("/app/categories/3/ranking"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(0))
+                .andExpect(jsonPath("$.data.revision").value("8"))
+                .andExpect(jsonPath("$.data.list[0].rank").value(1))
+                .andExpect(jsonPath("$.data.list[0].drama.id").value("12"));
+
+        verify(rankingService).ranking(3L);
     }
 
     @Test
     void should_bind_path_variable_when_drama_detail_is_requested() throws Exception {
         AppDramaDetailVO detail = new AppDramaDetailVO();
         detail.setId(42L);
-        detail.setTitle("命运的相遇");
+        detail.setTitleLocales(Map.of("zh", "命运的相遇"));
         detail.setViewCount(12400L);
         detail.setLikeCount(3200L);
         detail.setFavoriteCount(1800L);
@@ -142,7 +183,7 @@ class AppCatalogControllerContractTest {
                 .andExpect(jsonPath("$.code").value(0))
                 .andExpect(jsonPath("$.data.id").value("42"))
                 .andExpect(jsonPath("$.data.id").isString())
-                .andExpect(jsonPath("$.data.title").value("命运的相遇"))
+                .andExpect(jsonPath("$.data.titleLocales.zh").value("命运的相遇"))
                 .andExpect(jsonPath("$.data.viewCount").value("12400"))
                 .andExpect(jsonPath("$.data.likeCount").value("3200"))
                 .andExpect(jsonPath("$.data.favoriteCount").value("1800"))
@@ -161,4 +202,23 @@ class AppCatalogControllerContractTest {
                 .andExpect(jsonPath("$.code").value(ErrorCode.DATA_NOT_FOUND.getCode()))
                 .andExpect(jsonPath("$.data").value(nullValue()));
     }
+
+    @Test
+    void should_bind_filter_ids_from_body_when_drama_page_is_posted() throws Exception {
+        AppDramaCardVO card = new AppDramaCardVO();
+        card.setId(9L);
+        card.setTitleLocales(Map.of("zh", "重生"));
+        given(catalogService.libraryDramas(List.of(2L), List.of(3L), List.of(4L), 1, 20))
+                .willReturn(new com.fruitshorts.common.pojo.PageResult<>(1L, List.of(card)));
+
+        catalogMvc.perform(post("/app/dramas/page")
+                        .contentType(MediaType.APPLICATION_JSON)
+                        .content("{\"pageIndex\":1,\"pageSize\":20,"
+                                + "\"categoryIds\":[\"2\"],\"classificationIds\":[\"3\"],\"tagIds\":[\"4\"]}"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(0))
+                .andExpect(jsonPath("$.data.total").value("1"))
+                .andExpect(jsonPath("$.data.list[0].titleLocales.zh").value("重生"));
+        verify(catalogService).libraryDramas(List.of(2L), List.of(3L), List.of(4L), 1, 20);
+    }
 }

fruitshorts-app-api/src/test/java/com/fruitshorts/app/controller/AppCommentControllerContractTest.java

@@ -6,6 +6,8 @@ import com.fruitshorts.app.support.ControllerContractSupport;
 import com.fruitshorts.content.dal.entity.DramaEpisode;
 import com.fruitshorts.content.service.EpisodeService;
 import com.fruitshorts.interaction.service.CommentService;
+import com.fruitshorts.framework.interaction.InteractionIdentityResolver;
+import com.fruitshorts.app.service.AnonymousInteractionRateLimiter;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 import org.springframework.test.web.servlet.MockMvc;
@@ -32,7 +34,12 @@ class AppCommentControllerContractTest {
         commentService = mock(CommentService.class);
         episodeService = mock(EpisodeService.class);
         mockMvc = ControllerContractSupport.mockMvcOf(
-                new AppCommentController(commentService, episodeService));
+                new AppCommentController(
+                        commentService,
+                        episodeService,
+                        mock(InteractionIdentityResolver.class),
+                        mock(AnonymousInteractionRateLimiter.class),
+                        mock(com.fruitshorts.framework.web.WebUtils.class)));
     }
 
     @Test

fruitshorts-app-api/src/test/java/com/fruitshorts/app/controller/AppCommentCountAnonymousSecurityTest.java

@@ -3,9 +3,21 @@
 package com.fruitshorts.app.controller;
 
 import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fruitshorts.app.service.AppEpisodeStatsService;
 import com.fruitshorts.app.service.AppCatalogService;
+import com.fruitshorts.app.vo.AppEpisodeStatsVO;
+import com.fruitshorts.common.exception.ErrorCode;
 import com.fruitshorts.common.pojo.CursorResult;
+import com.fruitshorts.common.pojo.PageResult;
+import com.fruitshorts.common.interaction.InteractionIdentity;
+import com.fruitshorts.interaction.service.LikeService;
+import com.fruitshorts.playback.service.FavoriteService;
+import com.fruitshorts.playback.service.PlaybackService;
+import com.fruitshorts.playback.service.WatchProgressService;
+import com.fruitshorts.playback.vo.ProgressRespVO;
 import com.fruitshorts.content.service.EpisodeService;
+import com.fruitshorts.framework.interaction.InteractionIdentityResolver;
+import com.fruitshorts.app.service.AnonymousInteractionRateLimiter;
 import com.fruitshorts.framework.log.AccessDeniedRecorder;
 import com.fruitshorts.framework.security.JwtAuthenticationFilter;
 import com.fruitshorts.framework.security.JwtTokenProvider;
@@ -34,8 +46,12 @@ import org.springframework.web.servlet.config.annotation.EnableWebMvc;
 import java.util.List;
 
 import static org.mockito.BDDMockito.given;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyList;
 import static org.mockito.Mockito.mock;
 import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.post;
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.delete;
 import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.jsonPath;
 import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
 
@@ -52,12 +68,39 @@ class AppCommentCountAnonymousSecurityTest {
     private CommentService commentService;
     @Autowired
     private AppCatalogService catalogService;
+    @Autowired
+    private AppEpisodeStatsService episodeStatsService;
+    @Autowired
+    private FavoriteService favoriteService;
+    @Autowired
+    private WatchProgressService watchProgressService;
 
     @BeforeEach
     void setUp() {
         given(commentService.countByDrama(7L)).willReturn(9L);
         given(catalogService.feed("ANIME", null, null, 20))
                 .willReturn(new CursorResult<>(List.of(), null, false));
+        AppEpisodeStatsVO stats = new AppEpisodeStatsVO();
+        stats.setEpisodeId(11L);
+        stats.setDramaId(7L);
+        stats.setLikeCount(12L);
+        stats.setCommentCount(3L);
+        stats.setFavoriteCount(8L);
+        stats.setLiked(true);
+        stats.setFavorited(false);
+        given(episodeStatsService.get(11L, null, "device-a")).willReturn(stats);
+        given(favoriteService.page(any(InteractionIdentity.class), any(Integer.class), any(Integer.class)))
+                .willReturn(new PageResult<>(0L, List.of()));
+        given(favoriteService.removeBatch(any(InteractionIdentity.class), anyList()))
+                .willReturn(1);
+        given(catalogService.toCards(List.of())).willReturn(List.of());
+        given(watchProgressService.recentPage(
+                any(InteractionIdentity.class), any(Integer.class), any(Integer.class)))
+                .willReturn(new PageResult<>(0L, List.of()));
+        given(watchProgressService.ofDrama(any(InteractionIdentity.class), any(Long.class)))
+                .willReturn(null);
+        given(watchProgressService.save(any(InteractionIdentity.class), any()))
+                .willReturn(new ProgressRespVO());
     }
 
     @Test
@@ -78,6 +121,93 @@ class AppCommentCountAnonymousSecurityTest {
                 .andExpect(jsonPath("$.data.list").isArray());
     }
 
+    @Test
+    void should_allow_anonymous_non_paid_interactions_through_security_chain() throws Exception {
+        mockMvc.perform(post("/app/likes/toggle")
+                        .header("X-Device-Id", "device-a")
+                        .contentType("application/json")
+                        .content("{\"targetType\":\"EPISODE\",\"targetId\":\"11\"}"))
+                .andExpect(status().isOk());
+        mockMvc.perform(post("/app/favorites/toggle")
+                        .header("X-Device-Id", "device-a")
+                        .contentType("application/json")
+                        .content("{\"dramaId\":\"7\"}"))
+                .andExpect(status().isOk());
+        mockMvc.perform(post("/app/comments")
+                        .header("X-Device-Id", "device-a")
+                        .contentType("application/json")
+                        .content("{\"dramaId\":\"7\",\"content\":\"hello\"}"))
+                .andExpect(status().isOk());
+    }
+
+    @Test
+    void should_allow_anonymous_episode_stats_through_security_chain() throws Exception {
+        mockMvc.perform(get("/app/episodes/11/stats")
+                        .header("X-Device-Id", "device-a"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(0))
+                .andExpect(jsonPath("$.data.episodeId").value(11))
+                .andExpect(jsonPath("$.data.liked").value(true))
+                .andExpect(jsonPath("$.data.favoriteCount").value(8));
+    }
+
+    @Test
+    void should_allow_anonymous_library_and_watch_operations() throws Exception {
+        mockMvc.perform(get("/app/favorites").header("X-Device-Id", "device-a"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(0));
+        mockMvc.perform(get("/app/watch/recent").header("X-Device-Id", "device-a"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(0));
+        mockMvc.perform(get("/app/watch/progress")
+                        .header("X-Device-Id", "device-a")
+                        .param("dramaId", "7"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(0));
+        mockMvc.perform(post("/app/watch/progress")
+                        .header("X-Device-Id", "device-a")
+                        .contentType("application/json")
+                        .content("{\"episodeId\":11,\"positionMs\":1000}"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(0));
+        mockMvc.perform(delete("/app/watch/progress/7")
+                        .header("X-Device-Id", "device-a"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(0));
+        mockMvc.perform(delete("/app/watch/progress")
+                        .header("X-Device-Id", "device-a"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(0));
+    }
+
+    @Test
+    void should_allow_anonymous_favorite_batch_removal_through_security_chain()
+            throws Exception {
+        mockMvc.perform(post("/app/favorites/remove")
+                        .header("X-Device-Id", "device-a")
+                        .contentType("application/json")
+                        .content("{\"dramaIds\":[\"7\"]}"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(0))
+                .andExpect(jsonPath("$.data").value(1));
+    }
+
+    @Test
+    void should_keep_paid_and_entitlement_operations_login_required() throws Exception {
+        mockMvc.perform(post("/app/episodes/11/unlock"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(ErrorCode.UNAUTHORIZED.getCode()));
+        mockMvc.perform(get("/app/wallet"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(ErrorCode.UNAUTHORIZED.getCode()));
+        mockMvc.perform(post("/app/orders"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(ErrorCode.UNAUTHORIZED.getCode()));
+        mockMvc.perform(get("/app/orders"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(ErrorCode.UNAUTHORIZED.getCode()));
+    }
+
     @Configuration
     @EnableWebMvc
     @EnableWebSecurity
@@ -90,8 +220,105 @@ class AppCommentCountAnonymousSecurityTest {
         }
 
         @Bean
-        AppCommentController appCommentController(CommentService commentService) {
-            return new AppCommentController(commentService, mock(EpisodeService.class));
+        EpisodeService episodeService() {
+            return mock(EpisodeService.class);
+        }
+
+        @Bean
+        AppCommentController appCommentController(
+                CommentService commentService,
+                EpisodeService episodeService,
+                InteractionIdentityResolver identityResolver,
+                AnonymousInteractionRateLimiter rateLimiter) {
+            return new AppCommentController(
+                    commentService,
+                    episodeService,
+                    identityResolver,
+                    rateLimiter,
+                    mock(com.fruitshorts.framework.web.WebUtils.class));
+        }
+
+        @Bean
+        LikeService likeService() {
+            return mock(LikeService.class);
+        }
+
+        @Bean
+        FavoriteService favoriteService() {
+            return mock(FavoriteService.class);
+        }
+
+        @Bean
+        WatchProgressService watchProgressService() {
+            return mock(WatchProgressService.class);
+        }
+
+        @Bean
+        AppInteractionController appInteractionController(
+                LikeService likeService,
+                InteractionIdentityResolver identityResolver,
+                AnonymousInteractionRateLimiter rateLimiter) {
+            return new AppInteractionController(
+                    likeService,
+                    mock(com.fruitshorts.interaction.service.ReportService.class),
+                    identityResolver,
+                    rateLimiter);
+        }
+
+        @Bean
+        AppFavoriteController appFavoriteController(
+                FavoriteService favoriteService,
+                InteractionIdentityResolver identityResolver,
+                AnonymousInteractionRateLimiter rateLimiter) {
+            return new AppFavoriteController(
+                    favoriteService,
+                    mock(AppCatalogService.class),
+                    identityResolver,
+                    rateLimiter);
+        }
+
+        @Bean
+        AppWatchController appWatchController(
+                WatchProgressService watchProgressService,
+                InteractionIdentityResolver identityResolver,
+                AnonymousInteractionRateLimiter rateLimiter) {
+            return new AppWatchController(
+                    watchProgressService,
+                    identityResolver,
+                    rateLimiter);
+        }
+
+        @Bean
+        AppEpisodeStatsService appEpisodeStatsService() {
+            return mock(AppEpisodeStatsService.class);
+        }
+
+        @Bean
+        AppDramaController appDramaController(
+                AppCatalogService appCatalogService,
+                EpisodeService episodeService,
+                CommentService commentService,
+                AppEpisodeStatsService appEpisodeStatsService) {
+            return new AppDramaController(
+                    appCatalogService,
+                    mock(PlaybackService.class),
+                    episodeService,
+                    commentService,
+                    appEpisodeStatsService,
+                    mock(com.fruitshorts.framework.web.WebUtils.class));
+        }
+
+        @Bean
+        InteractionIdentityResolver identityResolver() {
+            return new InteractionIdentityResolver();
+        }
+
+        @Bean
+        AnonymousInteractionRateLimiter anonymousInteractionRateLimiter() {
+            AnonymousInteractionRateLimiter limiter =
+                    mock(AnonymousInteractionRateLimiter.class);
+            Mockito.doNothing().when(limiter).check(Mockito.any(), Mockito.anyString());
+            return limiter;
         }
 
         @Bean
@@ -101,7 +328,9 @@ class AppCommentCountAnonymousSecurityTest {
 
         @Bean
         AppCatalogController appCatalogController(AppCatalogService appCatalogService) {
-            return new AppCatalogController(appCatalogService);
+            return new AppCatalogController(
+                    appCatalogService,
+                    mock(com.fruitshorts.app.service.AppRankingService.class));
         }
 
         @Bean
@@ -115,7 +344,7 @@ class AppCommentCountAnonymousSecurityTest {
         RestAuthEntryPoint restAuthEntryPoint(ObjectMapper objectMapper) {
             return new RestAuthEntryPoint(
                     objectMapper,
-                    new AccessDeniedRecorder(mock(ObjectProvider.class)));
+                    new AccessDeniedRecorder(mock(ObjectProvider.class), mock(ObjectProvider.class)));
         }
 
         @Bean
@@ -132,4 +361,5 @@ class AppCommentCountAnonymousSecurityTest {
                     .build();
         }
     }
+
 }

fruitshorts-app-api/src/test/java/com/fruitshorts/app/controller/AppCreatorAndConfigContractTest.java

@@ -90,6 +90,7 @@ class AppCreatorAndConfigContractTest {
         whitelist.put("noticeEnabled", true);
         whitelist.put("coinUnlockEnabled", true);
         whitelist.put("downloadEnabled", true);
+        whitelist.put("loginBackgroundUrl", "");
         given(appConfigService.appConfig()).willReturn(whitelist);
 
         String body = configMvc.perform(get("/app/config"))
@@ -97,6 +98,7 @@ class AppCreatorAndConfigContractTest {
                 .andExpect(jsonPath("$.code").value(0))
                 .andExpect(jsonPath("$.data.agreementVersion").value("2026-10-01"))
                 .andExpect(jsonPath("$.data.forceUpdate").value(false))
+                .andExpect(jsonPath("$.data.loginBackgroundUrl").value(""))
                 .andReturn().getResponse().getContentAsString(java.nio.charset.StandardCharsets.UTF_8);
 
         // 没登录也能拿到（匿名）

fruitshorts-app-api/src/test/java/com/fruitshorts/app/controller/AppLibraryPagingContractTest.java

@@ -6,8 +6,11 @@ import com.fruitshorts.app.service.AppCatalogService;
 import com.fruitshorts.app.support.ControllerContractSupport;
 import com.fruitshorts.app.vo.AppDramaCardVO;
 import com.fruitshorts.common.pojo.PageResult;
+import com.fruitshorts.common.interaction.InteractionIdentity;
 import com.fruitshorts.content.dal.entity.Drama;
 import com.fruitshorts.framework.security.LoginUser;
+import com.fruitshorts.framework.interaction.InteractionIdentityResolver;
+import com.fruitshorts.app.service.AnonymousInteractionRateLimiter;
 import com.fruitshorts.playback.service.FavoriteService;
 import com.fruitshorts.playback.service.WatchProgressService;
 import com.fruitshorts.playback.vo.ProgressRespVO;
@@ -19,12 +22,16 @@ import org.springframework.security.core.context.SecurityContextHolder;
 import org.springframework.test.web.servlet.MockMvc;
 
 import java.time.LocalDateTime;
+import java.util.Collections;
 import java.util.List;
 
 import static org.mockito.BDDMockito.given;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.eq;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.verify;
 import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.post;
 import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.jsonPath;
 import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
 
@@ -44,10 +51,17 @@ class AppLibraryPagingContractTest {
         favoriteService = mock(FavoriteService.class);
         catalogService = mock(AppCatalogService.class);
         progressService = mock(WatchProgressService.class);
+        InteractionIdentityResolver identityResolver = new InteractionIdentityResolver();
+        AnonymousInteractionRateLimiter rateLimiter =
+                mock(AnonymousInteractionRateLimiter.class);
         favoriteMvc = ControllerContractSupport.mockMvcOf(
-                new AppFavoriteController(favoriteService, catalogService));
+                new AppFavoriteController(
+                        favoriteService,
+                        catalogService,
+                        identityResolver,
+                        rateLimiter));
         watchMvc = ControllerContractSupport.mockMvcOf(
-                new AppWatchController(progressService));
+                new AppWatchController(progressService, identityResolver, rateLimiter));
         SecurityContextHolder.getContext().setAuthentication(
                 new UsernamePasswordAuthenticationToken(
                         new LoginUser(USER_ID, "app-user", "APP_USER", List.of()),
@@ -66,9 +80,9 @@ class AppLibraryPagingContractTest {
         Drama first = drama(101L, "收藏一");
         Drama second = drama(102L, "收藏二");
         Drama third = drama(103L, "收藏三");
-        given(favoriteService.page(USER_ID, 1, 20))
+        given(favoriteService.page(any(InteractionIdentity.class), eq(1), eq(20)))
                 .willReturn(new PageResult<>(21L, List.of(first, second)));
-        given(favoriteService.page(USER_ID, 2, 20))
+        given(favoriteService.page(any(InteractionIdentity.class), eq(2), eq(20)))
                 .willReturn(new PageResult<>(21L, List.of(third)));
         given(catalogService.toCards(List.of(first, second)))
                 .willReturn(List.of(card(101L), card(102L)));
@@ -89,8 +103,8 @@ class AppLibraryPagingContractTest {
                 .andExpect(jsonPath("$.data.list.length()").value(1))
                 .andExpect(jsonPath("$.data.list[0].id").value("103"));
 
-        verify(favoriteService).page(USER_ID, 1, 20);
-        verify(favoriteService).page(USER_ID, 2, 20);
+        verify(favoriteService).page(any(InteractionIdentity.class), eq(1), eq(20));
+        verify(favoriteService).page(any(InteractionIdentity.class), eq(2), eq(20));
     }
 
     @Test
@@ -98,9 +112,9 @@ class AppLibraryPagingContractTest {
         ProgressRespVO first = progress(12L, 88L, 6, "剧名一", 68);
         ProgressRespVO second = progress(13L, 99L, 2, "剧名二", 20);
         ProgressRespVO third = progress(14L, 100L, 1, "剧名三", 16);
-        given(progressService.recentPage(USER_ID, 1, 20))
+        given(progressService.recentPage(any(InteractionIdentity.class), eq(1), eq(20)))
                 .willReturn(new PageResult<>(23L, List.of(first, second)));
-        given(progressService.recentPage(USER_ID, 2, 20))
+        given(progressService.recentPage(any(InteractionIdentity.class), eq(2), eq(20)))
                 .willReturn(new PageResult<>(23L, List.of(third)));
 
         watchMvc.perform(get("/app/watch/recent"))
@@ -120,14 +134,51 @@ class AppLibraryPagingContractTest {
                 .andExpect(jsonPath("$.data.list[0].dramaId").value("14"))
                 .andExpect(jsonPath("$.data.list[0].dramaTitle").value("剧名三"));
 
-        verify(progressService).recentPage(USER_ID, 1, 20);
-        verify(progressService).recentPage(USER_ID, 2, 20);
+        verify(progressService).recentPage(any(InteractionIdentity.class), eq(1), eq(20));
+        verify(progressService).recentPage(any(InteractionIdentity.class), eq(2), eq(20));
+    }
+
+    @Test
+    void should_remove_favorite_batch_for_signed_in_user() throws Exception {
+        given(favoriteService.removeBatch(any(InteractionIdentity.class), eq(List.of(7L, 8L))))
+                .willReturn(2);
+
+        favoriteMvc.perform(post("/app/favorites/remove")
+                        .contentType("application/json")
+                        .content("{\"dramaIds\":[\"7\",\"8\"]}"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(0))
+                .andExpect(jsonPath("$.data").value(2));
+
+        verify(favoriteService).removeBatch(any(InteractionIdentity.class), eq(List.of(7L, 8L)));
+    }
+
+    @Test
+    void should_reject_empty_favorite_batch() throws Exception {
+        favoriteMvc.perform(post("/app/favorites/remove")
+                        .contentType("application/json")
+                        .content("{\"dramaIds\":[]}"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(400))
+                .andExpect(jsonPath("$.message").value("dramaIds 不能为空"));
+    }
+
+    @Test
+    void should_reject_favorite_batch_over_limit() throws Exception {
+        String dramaIds = String.join(",", Collections.nCopies(201, "\"7\""));
+
+        favoriteMvc.perform(post("/app/favorites/remove")
+                        .contentType("application/json")
+                        .content("{\"dramaIds\":[" + dramaIds + "]}"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(400))
+                .andExpect(jsonPath("$.message").value("dramaIds 最多 200 条"));
     }
 
     @Test
     void should_keep_total_and_return_empty_list_when_watch_page_is_out_of_range()
             throws Exception {
-        given(progressService.recentPage(USER_ID, 9, 20))
+        given(progressService.recentPage(any(InteractionIdentity.class), eq(9), eq(20)))
                 .willReturn(new PageResult<>(23L, List.of()));
 
         watchMvc.perform(get("/app/watch/recent").param("pageIndex", "9"))
@@ -140,7 +191,7 @@ class AppLibraryPagingContractTest {
     @Test
     void should_ignore_removed_limit_and_still_return_page_result() throws Exception {
         // limit 已从契约移除：即使客户端误传，也应走分页并返回 PageResult。
-        given(progressService.recentPage(USER_ID, 1, 20))
+        given(progressService.recentPage(any(InteractionIdentity.class), eq(1), eq(20)))
                 .willReturn(new PageResult<>(3L, List.of(progress(12L, 88L, 6, "剧名一", 68))));
 
         watchMvc.perform(get("/app/watch/recent").param("limit", "5"))
@@ -150,7 +201,7 @@ class AppLibraryPagingContractTest {
                 .andExpect(jsonPath("$.data.list.length()").value(1))
                 .andExpect(jsonPath("$.data.list[0].dramaTitle").value("剧名一"));
 
-        verify(progressService).recentPage(USER_ID, 1, 20);
+        verify(progressService).recentPage(any(InteractionIdentity.class), eq(1), eq(20));
     }
 
     private Drama drama(Long id, String title) {

fruitshorts-app-api/src/test/java/com/fruitshorts/app/controller/AppPlaybackContractTest.java

@@ -2,6 +2,8 @@
 package com.fruitshorts.app.controller;
 
 import com.fruitshorts.app.service.AppCatalogService;
+import com.fruitshorts.app.service.AppEpisodeStatsService;
+import com.fruitshorts.app.vo.AppEpisodeStatsVO;
 import com.fruitshorts.app.support.ControllerContractSupport;
 import com.fruitshorts.content.dal.entity.DramaEpisode;
 import com.fruitshorts.content.service.EpisodeService;
@@ -37,6 +39,7 @@ class AppPlaybackContractTest {
     private PlaybackService playbackService;
     private EpisodeService episodeService;
     private CommentService commentService;
+    private AppEpisodeStatsService episodeStatsService;
     private MockMvc mockMvc;
 
     @BeforeEach
@@ -44,13 +47,15 @@ class AppPlaybackContractTest {
         playbackService = mock(PlaybackService.class);
         episodeService = mock(EpisodeService.class);
         commentService = mock(CommentService.class);
+        episodeStatsService = mock(AppEpisodeStatsService.class);
         DramaEpisode episode = new DramaEpisode();
         episode.setLikeCount(88L);
         given(episodeService.getExisting(any())).willReturn(episode);
         given(commentService.countByEpisodes(any())).willReturn(Map.of());
         mockMvc = ControllerContractSupport.mockMvcOf(
                 new AppDramaController(mock(AppCatalogService.class), playbackService,
-                        episodeService, commentService));
+                        episodeService, commentService, episodeStatsService,
+                        mock(com.fruitshorts.framework.web.WebUtils.class)));
     }
 
     @Test
@@ -102,6 +107,32 @@ class AppPlaybackContractTest {
         verify(playbackService).play(isNull(), eq(13L), eq("device-9"), any());
     }
 
+    @Test
+    void should_return_episode_stats_without_play_ticket() throws Exception {
+        AppEpisodeStatsVO stats = new AppEpisodeStatsVO();
+        stats.setEpisodeId(11L);
+        stats.setDramaId(7L);
+        stats.setLikeCount(88L);
+        stats.setCommentCount(8L);
+        stats.setFavoriteCount(1800L);
+        stats.setLiked(true);
+        stats.setFavorited(false);
+        given(episodeStatsService.get(11L, null, null)).willReturn(stats);
+
+        mockMvc.perform(get("/app/episodes/11/stats"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.data.episodeId").value("11"))
+                .andExpect(jsonPath("$.data.dramaId").value("7"))
+                .andExpect(jsonPath("$.data.likeCount").value("88"))
+                .andExpect(jsonPath("$.data.commentCount").value("8"))
+                .andExpect(jsonPath("$.data.favoriteCount").value("1800"))
+                .andExpect(jsonPath("$.data.liked").value(true))
+                .andExpect(jsonPath("$.data.favorited").value(false));
+
+        verify(episodeStatsService).get(11L, null, null);
+        verify(playbackService, org.mockito.Mockito.never()).play(any(), any(), any(), any());
+    }
+
     private PlayRespVO ticket(Long episodeId, boolean accessible, String accessType,
                               String playUrl, String thumbnailsUrl) {
         PlayRespVO vo = new PlayRespVO();

fruitshorts-app-api/src/test/java/com/fruitshorts/app/service/AnonymousInteractionRateLimiterTest.java

@@ -0,0 +1,48 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.app.service;
+
+import com.fruitshorts.common.exception.ErrorCode;
+import com.fruitshorts.common.exception.ServiceException;
+import com.fruitshorts.common.interaction.InteractionIdentity;
+import com.fruitshorts.framework.redis.RedisService;
+import org.junit.jupiter.api.Test;
+import org.springframework.test.util.ReflectionTestUtils;
+
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyString;
+import static org.mockito.BDDMockito.given;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.verify;
+
+class AnonymousInteractionRateLimiterTest {
+
+    @Test
+    void should_reject_anonymous_device_after_per_minute_limit() {
+        RedisService redisService = mock(RedisService.class);
+        given(redisService.increment(anyString(), any())).willReturn(31L);
+        AnonymousInteractionRateLimiter limiter =
+                new AnonymousInteractionRateLimiter(redisService);
+        ReflectionTestUtils.setField(limiter, "writesPerMinute", 30);
+
+        assertThatThrownBy(() -> limiter.check(
+                new InteractionIdentity(null, "device-a"),
+                "like"))
+                .isInstanceOfSatisfying(ServiceException.class, error ->
+                        org.assertj.core.api.Assertions.assertThat(error.getCode())
+                                .isEqualTo(ErrorCode.TOO_MANY_REQUESTS.getCode()));
+    }
+
+    @Test
+    void should_not_rate_limit_authenticated_user() {
+        RedisService redisService = mock(RedisService.class);
+        AnonymousInteractionRateLimiter limiter =
+                new AnonymousInteractionRateLimiter(redisService);
+
+        limiter.check(new InteractionIdentity(9L, ""), "comment");
+
+        verify(redisService, never()).increment(anyString(), any());
+    }
+}

fruitshorts-app-api/src/test/java/com/fruitshorts/app/service/AppAuthServiceTest.java

@@ -16,18 +16,22 @@ import com.fruitshorts.user.dal.mapper.AppUserMapper;
 import com.fruitshorts.user.dal.mapper.AppUserOtpMapper;
 import com.fruitshorts.user.dal.mapper.AppUserSessionMapper;
 import com.fruitshorts.user.enums.AppUserStatus;
+import com.fruitshorts.user.event.AppInteractionMergeRequested;
 import com.fruitshorts.user.service.AppAuthService;
 import com.fruitshorts.user.service.AppOtpService;
 import com.fruitshorts.user.service.CredentialHasher;
 import com.fruitshorts.user.service.GoogleIdTokenVerifier;
 import com.fruitshorts.user.service.GoogleUser;
+import com.fruitshorts.user.service.IpRegionService;
 import com.fruitshorts.user.service.OtpSender;
 import com.fruitshorts.user.vo.LoginReqVO;
 import com.fruitshorts.user.vo.RegisterReqVO;
 import com.fruitshorts.user.vo.TokenRespVO;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
+import org.mockito.ArgumentCaptor;
 import org.springframework.security.crypto.password.PasswordEncoder;
+import org.springframework.context.ApplicationEventPublisher;
 import org.springframework.test.util.ReflectionTestUtils;
 
 import java.time.Duration;
@@ -63,6 +67,8 @@ class AppAuthServiceTest {
     private PasswordEncoder passwordEncoder;
     private ConfigService configService;
     private GoogleIdTokenVerifier googleVerifier;
+    private ApplicationEventPublisher eventPublisher;
+    private IpRegionService ipRegionService;
     private AppAuthService authService;
 
     @BeforeEach
@@ -78,11 +84,15 @@ class AppAuthServiceTest {
         passwordEncoder = mock(PasswordEncoder.class);
         configService = mock(ConfigService.class);
         googleVerifier = mock(GoogleIdTokenVerifier.class);
+        eventPublisher = mock(ApplicationEventPublisher.class);
+        ipRegionService = mock(IpRegionService.class);
         given(configService.get(anyString(), anyString()))
                 .willAnswer(invocation -> invocation.getArgument(1));
+        // 单测里默认解析不出国家，走客户端区域 / 印尼兜底
+        given(ipRegionService.resolveCountry(any())).willReturn("");
         authService = new AppAuthService(userMapper, credentialMapper, sessionMapper, consentMapper,
                 deviceMapper, otpService, hasher, tokenProvider, passwordEncoder, configService,
-                googleVerifier);
+                googleVerifier, eventPublisher, ipRegionService);
     }
 
     @Test
@@ -98,6 +108,9 @@ class AppAuthServiceTest {
         // 免码注册不等于"已验证"：邮箱可达性没验证过，所以先记 0，等日后点验证链接再置 1
         assertThat(saved.get().getVerified()).isZero();
         verify(otpService, never()).consume(anyString(), anyString(), anyString(), any());
+        AppInteractionMergeRequested event = capturedMergeEvent();
+        assertThat(event.userId()).isEqualTo(1001L);
+        assertThat(event.deviceId()).isEqualTo("device-9");
     }
 
     @Test
@@ -251,6 +264,44 @@ class AppAuthServiceTest {
         assertThat(resp.getAccessToken()).isEqualTo("access-1");
         assertThat(resp.getUser().getUid()).isEqualTo("UAB12CD");
         verify(sessionMapper).insert(any(AppUserSession.class));
+        AppInteractionMergeRequested event = capturedMergeEvent();
+        assertThat(event.userId()).isEqualTo(1001L);
+        assertThat(event.deviceId()).isEqualTo("device-9");
+    }
+
+    @Test
+    void should_sync_country_from_ip_on_login() {
+        stubLogin(credential("bcrypt-hash"), user(AppUserStatus.NORMAL));
+        given(passwordEncoder.matches("abcd1234", "bcrypt-hash")).willReturn(true);
+        given(ipRegionService.resolveCountry(any())).willReturn("TH");
+
+        authService.login(emailLogin("abcd1234"), "49.237.8.1");
+
+        ArgumentCaptor<AppUser> captor = ArgumentCaptor.forClass(AppUser.class);
+        verify(userMapper).updateById(captor.capture());
+        AppUser saved = captor.getValue();
+        assertThat(saved.getCountryCode()).isEqualTo("TH");
+        assertThat(saved.getRegionCode()).isEqualTo("TH");
+        assertThat(saved.getLanguage()).isEqualTo("en-US");
+        assertThat(saved.getTimezone()).isEqualTo("Asia/Bangkok");
+        assertThat(saved.getCurrency()).isEqualTo("THB");
+    }
+
+    @Test
+    void should_keep_user_customized_language_when_syncing_country() {
+        AppUser user = user(AppUserStatus.NORMAL);
+        user.setLanguage("zh-CN");
+        stubLogin(credential("bcrypt-hash"), user);
+        given(passwordEncoder.matches("abcd1234", "bcrypt-hash")).willReturn(true);
+        given(ipRegionService.resolveCountry(any())).willReturn("TH");
+
+        authService.login(emailLogin("abcd1234"), "49.237.8.1");
+
+        ArgumentCaptor<AppUser> captor = ArgumentCaptor.forClass(AppUser.class);
+        verify(userMapper).updateById(captor.capture());
+        assertThat(captor.getValue().getCountryCode()).isEqualTo("TH");
+        // 用户自己改过的语言不被 IP 覆盖
+        assertThat(captor.getValue().getLanguage()).isEqualTo("zh-CN");
     }
 
     @Test
@@ -307,11 +358,14 @@ class AppAuthServiceTest {
         });
         given(userMapper.selectById(any())).willAnswer(invocation -> inserted.get());
 
-        TokenRespVO resp = authService.googleLogin("google-id-token");
+        TokenRespVO resp = authService.googleLogin("google-id-token", "device-9", "203.0.113.9");
 
         assertThat(resp.getAccessToken()).isEqualTo("access-1");
         assertThat(resp.isNewUser()).isTrue();
         verify(sessionMapper).insert(any(AppUserSession.class));
+        AppInteractionMergeRequested event = capturedMergeEvent();
+        assertThat(event.userId()).isEqualTo(1001L);
+        assertThat(event.deviceId()).isEqualTo("device-9");
     }
 
     @Test
@@ -319,7 +373,7 @@ class AppAuthServiceTest {
         given(googleVerifier.verify(anyString()))
                 .willReturn(new GoogleUser("sub-1", "", "Alice", ""));
 
-        assertThatThrownBy(() -> authService.googleLogin("google-id-token"))
+        assertThatThrownBy(() -> authService.googleLogin("google-id-token", "device-9", "203.0.113.9"))
                 .isInstanceOf(ServiceException.class)
                 .hasMessage("Google 账号未返回邮箱，无法登录");
     }
@@ -353,6 +407,13 @@ class AppAuthServiceTest {
         return saved;
     }
 
+    private AppInteractionMergeRequested capturedMergeEvent() {
+        ArgumentCaptor<AppInteractionMergeRequested> event =
+                ArgumentCaptor.forClass(AppInteractionMergeRequested.class);
+        verify(eventPublisher).publishEvent(event.capture());
+        return event.getValue();
+    }
+
     private void stubLogin(AppUserCredential credential, AppUser user) {
         given(credentialMapper.selectOne(any())).willReturn(credential);
         given(userMapper.selectById(any())).willReturn(user);
@@ -371,7 +432,7 @@ class AppAuthServiceTest {
         AppOtpService realOtpService = new AppOtpService(otpMapper, mock(OtpSender.class), otpHasher);
         return new AppAuthService(userMapper, credentialMapper, sessionMapper, consentMapper,
                 deviceMapper, realOtpService, hasher, tokenProvider, passwordEncoder, configService,
-                googleVerifier);
+                googleVerifier, eventPublisher, ipRegionService);
     }
 
     private void setRegisterLimits(int perIp, int perDevice) {

fruitshorts-app-api/src/test/java/com/fruitshorts/app/service/AppCatalogServiceTest.java

@@ -7,7 +7,10 @@ import com.fruitshorts.common.pojo.CursorResult;
 import com.fruitshorts.content.dal.entity.Drama;
 import com.fruitshorts.content.dal.entity.DramaEpisode;
 import com.fruitshorts.content.service.BannerService;
+import com.fruitshorts.content.service.ContentTagService;
 import com.fruitshorts.content.service.DramaCategoryService;
+import com.fruitshorts.content.service.DramaClassificationService;
+import com.fruitshorts.content.service.DramaPlaylistCategoryService;
 import com.fruitshorts.content.service.DramaService;
 import com.fruitshorts.content.service.EpisodeService;
 import com.fruitshorts.interaction.service.CommentService;
@@ -45,12 +48,15 @@ class AppCatalogServiceTest {
         episodeService = mock(EpisodeService.class);
         BannerService bannerService = mock(BannerService.class);
         dramaCategoryService = mock(DramaCategoryService.class);
+        DramaClassificationService dramaClassificationService = mock(DramaClassificationService.class);
+        DramaPlaylistCategoryService dramaPlaylistCategoryService = mock(DramaPlaylistCategoryService.class);
         PlaybackSigner playbackSigner = mock(PlaybackSigner.class);
         thumbnailUrlResolver = mock(ThumbnailUrlResolver.class);
         given(thumbnailUrlResolver.resolveAll(any())).willReturn(Map.of());
         commentService = mock(CommentService.class);
         catalogService = new AppCatalogService(dramaService, episodeService, bannerService,
-                dramaCategoryService, playbackSigner, commentService, thumbnailUrlResolver);
+                dramaCategoryService, mock(ContentTagService.class), dramaClassificationService, dramaPlaylistCategoryService,
+                playbackSigner, commentService, thumbnailUrlResolver);
     }
 
     @Test
@@ -124,6 +130,25 @@ class AppCatalogServiceTest {
         verify(commentService, never()).countByDrama(any());
     }
 
+    @Test
+    void should_keep_full_synopsis_on_card_when_text_exceeds_card_length() {
+        String longSynopsis = "一纸婚约，开启了甜蜜又心动的同居生活。"
+                + "真相只有一个，而她亲手揭开迷雾。一场意外替嫁，让她成为冷面总裁的契约新娘。";
+        Drama drama = new Drama();
+        drama.setId(1L);
+        drama.setTitle("第一部");
+        drama.setSynopsis(longSynopsis);
+        given(episodeService.firstPlayableByDramas(List.of(1L))).willReturn(Map.of());
+        given(dramaCategoryService.listBasic()).willReturn(List.of());
+        given(commentService.countByEpisodes(List.of())).willReturn(Map.of());
+
+        List<AppDramaCardVO> cards = catalogService.toCards(List.of(drama));
+
+        assertThat(cards).hasSize(1);
+        assertThat(cards.get(0).getSynopsisLocales())
+                .containsEntry("zh", longSynopsis);
+    }
+
     @Test
     void should_filter_feed_by_drama_type_and_expose_it_on_card() {
         Drama anime = drama(1L, "ANIME");

fruitshorts-app-api/src/test/java/com/fruitshorts/app/service/AppEpisodeStatsServiceTest.java

@@ -0,0 +1,67 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.app.service;
+
+import com.fruitshorts.app.vo.AppEpisodeStatsVO;
+import com.fruitshorts.content.dal.entity.Drama;
+import com.fruitshorts.content.dal.entity.DramaEpisode;
+import com.fruitshorts.content.service.DramaService;
+import com.fruitshorts.content.service.EpisodeService;
+import com.fruitshorts.interaction.service.CommentService;
+import com.fruitshorts.interaction.service.LikeService;
+import com.fruitshorts.playback.service.FavoriteService;
+import org.junit.jupiter.api.Test;
+
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.mockito.BDDMockito.given;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.verify;
+
+class AppEpisodeStatsServiceTest {
+
+    @Test
+    void should_batch_single_episode_stats_without_ticket_side_effects() {
+        EpisodeService episodeService = mock(EpisodeService.class);
+        DramaService dramaService = mock(DramaService.class);
+        CommentService commentService = mock(CommentService.class);
+        LikeService likeService = mock(LikeService.class);
+        FavoriteService favoriteService = mock(FavoriteService.class);
+
+        DramaEpisode episode = new DramaEpisode();
+        episode.setId(11L);
+        episode.setDramaId(7L);
+        episode.setLikeCount(88L);
+        Drama drama = new Drama();
+        drama.setId(7L);
+        drama.setFavoriteCount(1800L);
+        given(episodeService.listPublishedByIds(List.of(11L))).willReturn(List.of(episode));
+        given(dramaService.listPublishedByIds(List.of(7L))).willReturn(List.of(drama));
+        given(commentService.countByEpisodes(List.of(11L))).willReturn(Map.of(11L, 8L));
+        given(likeService.likedTargetIds(
+                100L, "device-1", LikeService.TYPE_EPISODE, List.of(11L)))
+                .willReturn(Set.of(11L));
+        given(favoriteService.favoriteDramaIds(100L, "device-1", List.of(7L)))
+                .willReturn(Set.of());
+
+        AppEpisodeStatsService service = new AppEpisodeStatsService(
+                episodeService, dramaService, commentService, likeService, favoriteService);
+        AppEpisodeStatsVO result = service.get(11L, 100L, "device-1");
+
+        assertThat(result.getEpisodeId()).isEqualTo(11L);
+        assertThat(result.getDramaId()).isEqualTo(7L);
+        assertThat(result.getLikeCount()).isEqualTo(88L);
+        assertThat(result.getCommentCount()).isEqualTo(8L);
+        assertThat(result.getFavoriteCount()).isEqualTo(1800L);
+        assertThat(result.getLiked()).isTrue();
+        assertThat(result.getFavorited()).isFalse();
+        verify(episodeService).listPublishedByIds(List.of(11L));
+        verify(commentService).countByEpisodes(List.of(11L));
+        verify(likeService).likedTargetIds(
+                100L, "device-1", LikeService.TYPE_EPISODE, List.of(11L));
+        verify(favoriteService).favoriteDramaIds(100L, "device-1", List.of(7L));
+    }
+}

fruitshorts-app-api/src/test/java/com/fruitshorts/app/service/AppRankingServiceTest.java

@@ -0,0 +1,75 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.app.service;
+
+import com.fruitshorts.app.vo.AppDramaCardVO;
+import com.fruitshorts.app.vo.AppRankingVO;
+import com.fruitshorts.content.dal.entity.Drama;
+import com.fruitshorts.content.dal.entity.DramaClassification;
+import com.fruitshorts.content.service.DramaClassificationService;
+import com.fruitshorts.content.service.DramaService;
+import org.junit.jupiter.api.Test;
+
+import java.util.List;
+import java.util.Map;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.mockito.BDDMockito.given;
+import static org.mockito.Mockito.mock;
+
+/** 推荐榜快照顺序与排名测试。 */
+class AppRankingServiceTest {
+
+    @Test
+    void should_preserve_server_order_and_compact_rank_when_offline_items_are_filtered() {
+        DramaClassificationService classificationService = mock(DramaClassificationService.class);
+        DramaService dramaService = mock(DramaService.class);
+        AppCatalogService catalogService = mock(AppCatalogService.class);
+        AppRankingService service = new AppRankingService(
+                classificationService, dramaService, catalogService);
+        DramaClassification classification = rankingClassification();
+        Drama second = drama(22L);
+        Drama first = drama(11L);
+        given(classificationService.getEnabledById(3L)).willReturn(classification);
+        given(classificationService.listDramaIdsByClassification(3L))
+                .willReturn(List.of(11L, 99L, 22L));
+        given(dramaService.listPublishedByIds(List.of(11L, 99L, 22L)))
+                .willReturn(List.of(second, first));
+        AppDramaCardVO firstCard = card(11L);
+        AppDramaCardVO secondCard = card(22L);
+        given(catalogService.toCards(List.of(first, second)))
+                .willReturn(List.of(firstCard, secondCard));
+
+        AppRankingVO result = service.ranking(3L);
+
+        assertThat(result.getRevision()).isEqualTo(7L);
+        assertThat(result.getList()).extracting(item -> item.getDrama().getId())
+                .containsExactly(11L, 22L);
+        assertThat(result.getList()).extracting(item -> item.getRank())
+                .containsExactly(1, 2);
+    }
+
+    private DramaClassification rankingClassification() {
+        DramaClassification classification = new DramaClassification();
+        classification.setId(3L);
+        classification.setCode("RECOMMEND_RANKING");
+        classification.setName("推荐榜");
+        classification.setNameLocales("{\"zh\":\"推荐榜\"}");
+        classification.setLayoutType(DramaClassificationService.LAYOUT_RANKING);
+        classification.setRevision(7L);
+        return classification;
+    }
+
+    private Drama drama(Long id) {
+        Drama drama = new Drama();
+        drama.setId(id);
+        return drama;
+    }
+
+    private AppDramaCardVO card(Long id) {
+        AppDramaCardVO card = new AppDramaCardVO();
+        card.setId(id);
+        card.setTitleLocales(Map.of("zh", "短剧" + id));
+        return card;
+    }
+}

fruitshorts-app-api/src/test/java/com/fruitshorts/app/service/CountryProfileTest.java

@@ -0,0 +1,42 @@
+// Author: fruit.com.cn
+package com.fruitshorts.app.service;
+
+import com.fruitshorts.user.enums.CountryProfile;
+import org.junit.jupiter.api.Test;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/** 国家解析与映射：IP 库文本 → ISO-2，再据此选语言/时区/币种。 */
+class CountryProfileTest {
+
+    @Test
+    void should_map_ip_region_text_to_iso_code() {
+        assertThat(CountryProfile.fromIpRegion("中国|0|广东省|深圳市|电信")).isEqualTo("CN");
+        assertThat(CountryProfile.fromIpRegion("中国|0|台湾省|0|中华电信")).isEqualTo("TW");
+        assertThat(CountryProfile.fromIpRegion("中国|0|香港|0|0")).isEqualTo("HK");
+        assertThat(CountryProfile.fromIpRegion("中国|0|澳门|0|澳门电讯")).isEqualTo("MO");
+        assertThat(CountryProfile.fromIpRegion("美国|0|0|0|Level3")).isEqualTo("US");
+        assertThat(CountryProfile.fromIpRegion("印度尼西亚|0|大雅加达|雅加达|0")).isEqualTo("ID");
+    }
+
+    @Test
+    void should_return_empty_for_private_ip_and_unknown_country() {
+        assertThat(CountryProfile.fromIpRegion("0|0|0|内网IP|内网IP")).isEmpty();
+        assertThat(CountryProfile.fromIpRegion("")).isEmpty();
+        // 未收录的国家交给上层回退到客户端区域
+        assertThat(CountryProfile.fromIpRegion("津巴布韦|0|0|0|0")).isEmpty();
+    }
+
+    @Test
+    void should_normalize_client_region_and_fallback_to_default() {
+        assertThat(CountryProfile.normalizeClientCode(" id ")).isEqualTo("ID");
+        assertThat(CountryProfile.normalizeClientCode("us")).isEqualTo("US");
+        assertThat(CountryProfile.normalizeClientCode("XX")).isEmpty();
+        assertThat(CountryProfile.normalizeClientCode("")).isEmpty();
+
+        assertThat(CountryProfile.of("US").currency()).isEqualTo("USD");
+        assertThat(CountryProfile.of("US").language()).isEqualTo("en-US");
+        assertThat(CountryProfile.of("").code()).isEqualTo("ID");
+        assertThat(CountryProfile.of("").currency()).isEqualTo("IDR");
+    }
+}

fruitshorts-app-api/src/test/java/com/fruitshorts/app/service/DramaServiceFavoriteCountTest.java

@@ -43,6 +43,8 @@ class DramaServiceFavoriteCountTest {
                 mock(DramaEpisodeMapper.class),
                 mock(DramaReviewRecordMapper.class),
                 mock(DramaCategoryService.class),
+                mock(com.fruitshorts.content.dal.mapper.ContentTagMapper.class),
+                mock(com.fruitshorts.content.service.ContentTagService.class),
                 mock(EpisodePriceSync.class));
         given(dramaMapper.update(isNull(), any())).willReturn(1);
         ArgumentCaptor<Wrapper<Drama>> captor = ArgumentCaptor.forClass(Wrapper.class);

fruitshorts-app-api/src/test/java/com/fruitshorts/app/service/DramaServiceFeedTest.java

@@ -47,6 +47,8 @@ class DramaServiceFeedTest {
                 mock(DramaEpisodeMapper.class),
                 mock(DramaReviewRecordMapper.class),
                 mock(DramaCategoryService.class),
+                mock(com.fruitshorts.content.dal.mapper.ContentTagMapper.class),
+                mock(com.fruitshorts.content.service.ContentTagService.class),
                 mock(EpisodePriceSync.class));
     }
 

fruitshorts-app-api/src/test/java/com/fruitshorts/app/service/DramaServiceK88Test.java

@@ -48,6 +48,8 @@ class DramaServiceK88Test {
                 mock(DramaEpisodeMapper.class),
                 mock(DramaReviewRecordMapper.class),
                 mock(DramaCategoryService.class),
+                mock(com.fruitshorts.content.dal.mapper.ContentTagMapper.class),
+                mock(com.fruitshorts.content.service.ContentTagService.class),
                 mock(EpisodePriceSync.class));
     }
 

fruitshorts-app-api/src/test/java/com/fruitshorts/app/service/DramaServiceMultiTagTest.java

@@ -56,6 +56,8 @@ class DramaServiceMultiTagTest {
                 mock(DramaEpisodeMapper.class),
                 mock(DramaReviewRecordMapper.class),
                 categoryService,
+                mock(com.fruitshorts.content.dal.mapper.ContentTagMapper.class),
+                mock(com.fruitshorts.content.service.ContentTagService.class),
                 mock(EpisodePriceSync.class));
     }
 

fruitshorts-app-api/src/test/java/com/fruitshorts/app/service/InteractionAccountMergeServiceTest.java

@@ -0,0 +1,41 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.app.service;
+
+import com.fruitshorts.interaction.service.CommentService;
+import com.fruitshorts.interaction.service.LikeService;
+import com.fruitshorts.playback.service.FavoriteService;
+import com.fruitshorts.playback.service.WatchProgressService;
+import org.junit.jupiter.api.Test;
+
+import static org.mockito.BDDMockito.given;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.verify;
+
+class InteractionAccountMergeServiceTest {
+
+    @Test
+    void should_merge_all_device_interactions_and_watch_data() {
+        LikeService likeService = mock(LikeService.class);
+        FavoriteService favoriteService = mock(FavoriteService.class);
+        CommentService commentService = mock(CommentService.class);
+        WatchProgressService watchService = mock(WatchProgressService.class);
+        given(likeService.mergeDeviceIntoUser(9L, "device-a"))
+                .willReturn(new LikeService.MergeResult(1, 0));
+        given(favoriteService.mergeDeviceIntoUser(9L, "device-a"))
+                .willReturn(new FavoriteService.MergeResult(1, 0));
+        given(commentService.mergeDeviceIntoUser(9L, "device-a"))
+                .willReturn(new CommentService.MergeResult(1, 0));
+        given(watchService.mergeDeviceIntoUser(9L, "device-a"))
+                .willReturn(new WatchProgressService.MergeResult(2, 1, 3, 2));
+        InteractionAccountMergeService service = new InteractionAccountMergeService(
+                likeService, favoriteService, commentService, watchService);
+
+        service.merge(9L, "device-a");
+
+        verify(likeService).mergeDeviceIntoUser(9L, "device-a");
+        verify(favoriteService).mergeDeviceIntoUser(9L, "device-a");
+        verify(commentService).mergeDeviceIntoUser(9L, "device-a");
+        verify(watchService).mergeDeviceIntoUser(9L, "device-a");
+    }
+}

fruitshorts-app-api/src/test/java/com/fruitshorts/app/service/IpRegionServiceTest.java

@@ -0,0 +1,49 @@
+// Author: fruit.com.cn
+package com.fruitshorts.app.service;
+
+import com.fruitshorts.user.service.IpRegionService;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * IpRegionService 集成测试：真实 xdb 文件 + 真实 resolve。
+ *
+ * <p>xdb 在 fruitshorts-module-user 的 resources/ip2region/ip2region.xdb 下（11MB），
+ * 打包后会进 app-api 的 classpath。这个测试验证 Service 层调 ip2region 库的行为——
+ * 合法公网 IP → ISO-2 国家码，内网/保留地址/空 → 空串。
+ */
+class IpRegionServiceTest {
+
+    private IpRegionService service;
+
+    @BeforeEach
+    void setUp() {
+        service = new IpRegionService();
+    }
+
+    @Test
+    void should_resolve_known_public_ips() {
+        assertThat(service.resolveCountry("8.8.8.8")).isEqualTo("US");
+        assertThat(service.resolveCountry("114.114.114.114")).isEqualTo("CN");
+    }
+
+    @Test
+    void should_return_empty_for_private_loopback_and_reserved() {
+        assertThat(service.resolveCountry("127.0.0.1")).isEmpty();
+        assertThat(service.resolveCountry("0.0.0.0")).isEmpty();
+        assertThat(service.resolveCountry("10.0.0.1")).isEmpty();
+        assertThat(service.resolveCountry("192.168.1.1")).isEmpty();
+        assertThat(service.resolveCountry("172.16.0.1")).isEmpty();
+        assertThat(service.resolveCountry("169.254.1.1")).isEmpty();
+    }
+
+    @Test
+    void should_return_empty_for_invalid_inputs() {
+        assertThat(service.resolveCountry("")).isEmpty();
+        assertThat(service.resolveCountry(null)).isEmpty();
+        assertThat(service.resolveCountry("not-an-ip")).isEmpty();
+        assertThat(service.resolveCountry("999.999.999.999")).isEmpty();
+    }
+}

fruitshorts-app-api/src/test/java/com/fruitshorts/app/service/PlaybackServiceTest.java

@@ -1,6 +1,8 @@
 // Author: fruit.com.cn
 package com.fruitshorts.app.service;
 
+import com.fruitshorts.common.exception.ErrorCode;
+import com.fruitshorts.common.exception.ServiceException;
 import com.fruitshorts.content.dal.entity.Drama;
 import com.fruitshorts.content.dal.entity.DramaEpisode;
 import com.fruitshorts.content.service.DramaService;
@@ -20,6 +22,7 @@ import org.junit.jupiter.api.Test;
 import java.util.List;
 
 import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.ArgumentMatchers.anyLong;
 import static org.mockito.ArgumentMatchers.anyString;
@@ -112,6 +115,30 @@ class PlaybackServiceTest {
         verify(ticketMapper, never()).insert(any(PlaybackTicket.class));
     }
 
+    @Test
+    void should_reject_locked_episode_ticket_for_anonymous_device() {
+        given(episodeService.getPublished(12L)).willReturn(episode(12L, 0, 60, "/files/episode/2.mp4"));
+
+        assertThatThrownBy(() ->
+                playbackService.play(null, 12L, "device-9", "203.0.113.8"))
+                .isInstanceOf(ServiceException.class)
+                .extracting(error -> ((ServiceException) error).getCode())
+                .isEqualTo(ErrorCode.UNAUTHORIZED.getCode());
+        verify(signer, never()).sign(anyString());
+    }
+
+    @Test
+    void should_reject_locked_episode_ticket_before_no_media_for_anonymous_device() {
+        given(episodeService.getPublished(17L)).willReturn(episode(17L, 0, 60, ""));
+
+        assertThatThrownBy(() ->
+                playbackService.play(null, 17L, "device-9", "203.0.113.8"))
+                .isInstanceOf(ServiceException.class)
+                .extracting(error -> ((ServiceException) error).getCode())
+                .isEqualTo(ErrorCode.UNAUTHORIZED.getCode());
+        verify(signer, never()).sign(anyString());
+    }
+
     @Test
     void should_return_entitled_access_when_entitlement_port_confirms_unlock() {
         given(episodeService.getPublished(13L)).willReturn(episode(13L, 0, 60, "/files/episode/3.mp4"));

fruitshorts-app-api/src/test/java/com/fruitshorts/app/support/ControllerContractSupport.java

@@ -2,6 +2,7 @@
 package com.fruitshorts.app.support;
 
 import com.fruitshorts.framework.log.AccessDeniedRecorder;
+import com.fruitshorts.framework.web.WebUtils;
 import com.fruitshorts.framework.web.JacksonLongToStringConfig;
 import com.fruitshorts.framework.web.GlobalExceptionHandler;
 import com.fasterxml.jackson.databind.SerializationFeature;
@@ -30,7 +31,9 @@ public final class ControllerContractSupport {
     /** 组装一个只含指定控制器与全局异常处理的 MockMvc。 */
     @SuppressWarnings("unchecked")
     public static MockMvc mockMvcOf(Object controller) {
-        AccessDeniedRecorder recorder = new AccessDeniedRecorder(Mockito.mock(ObjectProvider.class));
+        AccessDeniedRecorder recorder = new AccessDeniedRecorder(
+                Mockito.mock(ObjectProvider.class),
+                Mockito.mock(ObjectProvider.class));
         return MockMvcBuilders.standaloneSetup(controller)
                 .setControllerAdvice(new GlobalExceptionHandler(recorder))
                 // 与 Spring Boot 的 Jackson 配置对齐：时间按 ISO 字符串输出而不是数组，

fruitshorts-app-api/src/test/java/com/fruitshorts/interaction/service/AnonymousCommentServiceTest.java

@@ -0,0 +1,133 @@
+// Author: fruit.com.cn
+
+package com.fruitshorts.interaction.service;
+
+import com.baomidou.mybatisplus.core.MybatisConfiguration;
+import com.baomidou.mybatisplus.core.metadata.TableInfoHelper;
+import com.fruitshorts.common.interaction.InteractionIdentity;
+import com.fruitshorts.content.service.DramaService;
+import com.fruitshorts.content.service.EpisodeService;
+import com.fruitshorts.interaction.config.InteractionProperties;
+import com.fruitshorts.interaction.dal.entity.ContentComment;
+import com.fruitshorts.interaction.dal.mapper.ContentAuditRecordMapper;
+import com.fruitshorts.interaction.dal.mapper.ContentCommentMapper;
+import com.fruitshorts.interaction.dal.mapper.ContentLikeMapper;
+import com.fruitshorts.interaction.vo.CommentPublishReqVO;
+import com.fruitshorts.interaction.vo.CommentRespVO;
+import com.fruitshorts.user.dal.mapper.AppUserMapper;
+import org.apache.ibatis.builder.MapperBuilderAssistant;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.mockito.ArgumentCaptor;
+
+import java.util.List;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.BDDMockito.given;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.verify;
+
+class AnonymousCommentServiceTest {
+
+    private ContentCommentMapper commentMapper;
+    private SensitiveWordService sensitiveWordService;
+    private CommentService commentService;
+
+    @BeforeAll
+    static void initTableInfo() {
+        TableInfoHelper.initTableInfo(
+                new MapperBuilderAssistant(new MybatisConfiguration(), ""),
+                ContentComment.class);
+    }
+
+    @BeforeEach
+    void setUp() {
+        commentMapper = mock(ContentCommentMapper.class);
+        sensitiveWordService = mock(SensitiveWordService.class);
+        AuditRecorder auditRecorder = mock(AuditRecorder.class);
+        commentService = new CommentService(
+                commentMapper,
+                mock(ContentLikeMapper.class),
+                mock(ContentAuditRecordMapper.class),
+                mock(AppUserMapper.class),
+                mock(DramaService.class),
+                mock(EpisodeService.class),
+                sensitiveWordService,
+                auditRecorder,
+                new InteractionProperties());
+    }
+
+    @Test
+    void should_publish_anonymous_comment_with_guest_name_and_device_owner() {
+        given(commentMapper.selectCount(any())).willReturn(0L);
+        given(commentMapper.insert(any(ContentComment.class))).willReturn(1);
+        given(sensitiveWordService.check("hello")).willReturn(
+                SensitiveWordCheck.pass("hello"));
+
+        CommentRespVO result = commentService.publish(
+                new InteractionIdentity(null, "device-a"),
+                request("hello"),
+                "127.0.0.1");
+
+        ArgumentCaptor<ContentComment> captor =
+                ArgumentCaptor.forClass(ContentComment.class);
+        verify(commentMapper).insert(captor.capture());
+        assertThat(captor.getValue().getUserId()).isNull();
+        assertThat(captor.getValue().getDeviceId()).isEqualTo("device-a");
+        assertThat(result.getNickname()).isEqualTo("游客");
+        assertThat(result.getMine()).isTrue();
+    }
+
+    @Test
+    void should_reject_duplicate_anonymous_content_within_one_minute() {
+        given(commentMapper.selectCount(any())).willReturn(0L, 1L);
+        given(sensitiveWordService.check("hello")).willReturn(
+                SensitiveWordCheck.pass("hello"));
+
+        assertThatThrownBy(() -> commentService.publish(
+                new InteractionIdentity(null, "device-a"),
+                request("hello"),
+                "127.0.0.1"))
+                .hasMessageContaining("重复");
+    }
+
+    @Test
+    void should_merge_device_comments_and_remove_duplicate() {
+        ContentComment duplicate = comment(1L, "same");
+        ContentComment unique = comment(2L, "new");
+        given(commentMapper.selectList(any())).willReturn(List.of(duplicate, unique));
+        given(commentMapper.selectOne(any())).willReturn(comment(3L, "same"), null);
+        given(commentMapper.physicalDeleteById(1L)).willReturn(1);
+
+        CommentService.MergeResult result =
+                commentService.mergeDeviceIntoUser(9L, "device-a");
+
+        assertThat(result.migrated()).isEqualTo(1);
+        assertThat(result.duplicates()).isEqualTo(1);
+        verify(commentMapper).physicalDeleteById(1L);
+        verify(commentMapper).updateById(unique);
+        assertThat(unique.getUserId()).isEqualTo(9L);
+    }
+
+    private CommentPublishReqVO request(String content) {
+        CommentPublishReqVO req = new CommentPublishReqVO();
+        req.setDramaId(7L);
+        req.setContent(content);
+        return req;
+    }
+
+    private ContentComment comment(Long id, String content) {
+        ContentComment comment = new ContentComment();
+        comment.setId(id);
+        comment.setDramaId(7L);
+        comment.setEpisodeId(0L);
+        comment.setParentId(0L);
+        comment.setContent(content);
+        comment.setStatus(CommentService.STATUS_PUBLISHED);
+        comment.setDeviceId("device-a");
+        return comment;
+    }
+}

fruitshorts-app-api/src/test/java/com/fruitshorts/interaction/service/LikeServiceEpisodeTest.java

@@ -6,6 +6,7 @@ import com.baomidou.mybatisplus.core.MybatisConfiguration;
 import com.baomidou.mybatisplus.core.metadata.TableInfoHelper;
 import com.fruitshorts.common.exception.ErrorCode;
 import com.fruitshorts.common.exception.ServiceException;
+import com.fruitshorts.common.interaction.InteractionIdentity;
 import com.fruitshorts.content.dal.entity.Drama;
 import com.fruitshorts.content.dal.entity.DramaEpisode;
 import com.fruitshorts.content.service.DramaService;
@@ -19,6 +20,9 @@ import org.apache.ibatis.builder.MapperBuilderAssistant;
 import org.junit.jupiter.api.BeforeAll;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
+import org.mockito.ArgumentCaptor;
+
+import java.util.List;
 
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatThrownBy;
@@ -95,6 +99,44 @@ class LikeServiceEpisodeTest {
         verify(likeMapper, never()).insert(any(ContentLike.class));
     }
 
+    @Test
+    void should_store_anonymous_episode_like_by_device() {
+        DramaEpisode published = episode(1L);
+        given(episodeService.getPublished(11L)).willReturn(published);
+        given(dramaService.getPublished(5L)).willReturn(new Drama());
+        given(likeMapper.selectOne(any())).willReturn(null);
+        given(episodeService.getExisting(11L)).willReturn(published);
+
+        likeService.toggle(new InteractionIdentity(null, "device-a"), request(11L));
+
+        ArgumentCaptor<ContentLike> captor = ArgumentCaptor.forClass(ContentLike.class);
+        verify(likeMapper).insert(captor.capture());
+        assertThat(captor.getValue().getUserId()).isNull();
+        assertThat(captor.getValue().getDeviceId()).isEqualTo("device-a");
+    }
+
+    @Test
+    void should_merge_device_likes_and_decrement_duplicate_count_once() {
+        DramaEpisode published = episode(2L);
+        ContentLike duplicate = like(1L, LikeService.TYPE_EPISODE, 11L);
+        ContentLike unique = like(2L, LikeService.TYPE_EPISODE, 12L);
+        given(likeMapper.selectList(any())).willReturn(List.of(duplicate, unique));
+        given(likeMapper.selectOne(any())).willReturn(
+                like(3L, LikeService.TYPE_EPISODE, 11L),
+                null);
+        given(likeMapper.physicalDeleteById(1L)).willReturn(1);
+        given(episodeService.getExisting(11L)).willReturn(published);
+        given(episodeService.getExisting(12L)).willReturn(published);
+
+        LikeService.MergeResult result = likeService.mergeDeviceIntoUser(9L, "device-a");
+
+        assertThat(result.migrated()).isEqualTo(1);
+        assertThat(result.duplicates()).isEqualTo(1);
+        verify(episodeService).adjustLikeCount(11L, -1);
+        verify(likeMapper).updateById(unique);
+        assertThat(unique.getUserId()).isEqualTo(9L);
+    }
+
     private DramaEpisode episode(Long likeCount) {
         DramaEpisode episode = new DramaEpisode();
         episode.setId(11L);
@@ -109,4 +151,12 @@ class LikeServiceEpisodeTest {
         req.setTargetId(episodeId);
         return req;
     }
+
+    private ContentLike like(Long id, String type, Long targetId) {
+        ContentLike like = new ContentLike();
+        like.setId(id);
+        like.setTargetType(type);
+        like.setTargetId(targetId);
+        return like;
+    }
 }

fruitshorts-app-api/src/test/java/com/fruitshorts/playback/service/FavoriteServiceTest.java

@@ -7,6 +7,7 @@ import com.baomidou.mybatisplus.core.MybatisConfiguration;
 import com.baomidou.mybatisplus.core.metadata.TableInfoHelper;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.fruitshorts.common.pojo.PageResult;
+import com.fruitshorts.common.interaction.InteractionIdentity;
 import com.fruitshorts.content.dal.entity.Drama;
 import com.fruitshorts.content.service.DramaService;
 import com.fruitshorts.playback.dal.entity.UserFavorite;
@@ -58,6 +59,38 @@ class FavoriteServiceTest {
         verify(dramaService).adjustFavoriteCount(7L, 1);
     }
 
+    @Test
+    void should_store_anonymous_favorite_by_device() {
+        given(favoriteMapper.selectOne(any())).willReturn(null);
+        given(favoriteMapper.insert(any(UserFavorite.class))).willReturn(1);
+
+        favoriteService.toggle(new InteractionIdentity(null, "device-a"), 7L);
+
+        ArgumentCaptor<UserFavorite> captor = ArgumentCaptor.forClass(UserFavorite.class);
+        verify(favoriteMapper).insert(captor.capture());
+        assertThat(captor.getValue().getUserId()).isNull();
+        assertThat(captor.getValue().getDeviceId()).isEqualTo("device-a");
+        verify(dramaService).adjustFavoriteCount(7L, 1);
+    }
+
+    @Test
+    void should_merge_device_favorites_and_decrement_duplicate_count_once() {
+        UserFavorite duplicate = favorite(7L);
+        UserFavorite unique = favorite(8L);
+        given(favoriteMapper.selectList(any())).willReturn(List.of(duplicate, unique));
+        given(favoriteMapper.selectOne(any())).willReturn(favorite(9L), null);
+        given(favoriteMapper.physicalDeleteById(duplicate.getId())).willReturn(1);
+
+        FavoriteService.MergeResult result =
+                favoriteService.mergeDeviceIntoUser(1L, "device-a");
+
+        assertThat(result.migrated()).isEqualTo(1);
+        assertThat(result.duplicates()).isEqualTo(1);
+        verify(dramaService).adjustFavoriteCount(7L, -1);
+        verify(favoriteMapper).updateById(unique);
+        assertThat(unique.getUserId()).isEqualTo(1L);
+    }
+
     @Test
     void should_decrement_favorite_count_when_toggle_removes_relation() {
         given(favoriteMapper.selectOne(any())).willReturn(new UserFavorite());
@@ -87,13 +120,28 @@ class FavoriteServiceTest {
         given(favoriteMapper.physicalDelete(1L, 8L)).willReturn(0);
         given(favoriteMapper.physicalDelete(1L, 9L)).willReturn(1);
 
-        favoriteService.removeBatch(1L, Arrays.asList(7L, 8L, 9L, null));
+        int deleted =
+                favoriteService.removeBatch(1L, Arrays.asList(7L, 8L, 9L, 7L, null));
 
+        assertThat(deleted).isEqualTo(2);
         verify(dramaService).adjustFavoriteCount(7L, -1);
         verify(dramaService, never()).adjustFavoriteCount(8L, -1);
         verify(dramaService).adjustFavoriteCount(9L, -1);
     }
 
+    @Test
+    void should_remove_anonymous_batch_by_device_and_return_deleted_count() {
+        given(favoriteMapper.physicalDeleteDevice("device-a", 7L)).willReturn(1);
+        given(favoriteMapper.physicalDeleteDevice("device-a", 8L)).willReturn(1);
+
+        int deleted = favoriteService.removeBatch(
+                new InteractionIdentity(null, "device-a"), List.of(7L, 8L));
+
+        assertThat(deleted).isEqualTo(2);
+        verify(dramaService).adjustFavoriteCount(7L, -1);
+        verify(dramaService).adjustFavoriteCount(8L, -1);
+    }
+
     @Test
     void should_use_database_page_and_keep_favorite_order_when_listing() {
         UserFavorite first = favorite(51L);
@@ -124,6 +172,24 @@ class FavoriteServiceTest {
         verify(dramaService).listPublishedByIds(List.of(51L, 52L));
     }
 
+    @Test
+    void should_page_anonymous_favorites_by_device() {
+        Page<UserFavorite> databasePage = new Page<>(1, 20, 0);
+        databasePage.setRecords(List.of());
+        given(favoriteMapper.selectPage(any(Page.class), any())).willReturn(databasePage);
+
+        favoriteService.page(
+                new InteractionIdentity(null, "device-a"), 1, 20);
+
+        @SuppressWarnings("unchecked")
+        ArgumentCaptor<Wrapper<UserFavorite>> wrapperCaptor =
+                ArgumentCaptor.forClass(Wrapper.class);
+        verify(favoriteMapper).selectPage(any(Page.class), wrapperCaptor.capture());
+        assertThat(wrapperCaptor.getValue().getSqlSegment())
+                .contains("user_id IS NULL")
+                .contains("device_id");
+    }
+
     private UserFavorite favorite(Long dramaId) {
         UserFavorite favorite = new UserFavorite();
         favorite.setDramaId(dramaId);

fruitshorts-app-api/src/test/java/com/fruitshorts/playback/service/WatchProgressServiceTest.java

@@ -7,27 +7,41 @@ import com.baomidou.mybatisplus.core.MybatisConfiguration;
 import com.baomidou.mybatisplus.core.metadata.TableInfoHelper;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.fruitshorts.common.pojo.PageResult;
+import com.fruitshorts.common.interaction.InteractionIdentity;
 import com.fruitshorts.content.dal.entity.Drama;
 import com.fruitshorts.content.dal.entity.DramaEpisode;
 import com.fruitshorts.content.service.DramaService;
 import com.fruitshorts.content.service.EpisodeService;
 import com.fruitshorts.playback.dal.entity.WatchProgress;
+import com.fruitshorts.playback.dal.entity.WatchHistory;
 import com.fruitshorts.playback.dal.mapper.WatchHistoryMapper;
 import com.fruitshorts.playback.dal.mapper.WatchProgressMapper;
 import com.fruitshorts.playback.vo.ProgressRespVO;
 import com.fruitshorts.playback.vo.ProgressSaveReqVO;
 import org.apache.ibatis.builder.MapperBuilderAssistant;
+import org.apache.ibatis.annotations.Select;
+import org.apache.ibatis.session.ExecutorType;
+import org.apache.ibatis.session.SqlSession;
+import org.apache.ibatis.session.SqlSessionFactory;
 import org.junit.jupiter.api.BeforeAll;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 import org.mockito.ArgumentCaptor;
+import org.mockito.InOrder;
+import org.springframework.beans.factory.ObjectProvider;
+import org.springframework.transaction.PlatformTransactionManager;
+import org.springframework.transaction.support.TransactionTemplate;
 
 import java.time.LocalDateTime;
+import java.lang.reflect.Method;
 import java.util.List;
+import java.util.Map;
 
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.eq;
 import static org.mockito.BDDMockito.given;
+import static org.mockito.Mockito.inOrder;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.never;
 import static org.mockito.Mockito.times;
@@ -43,6 +57,7 @@ class WatchProgressServiceTest {
     }
 
     private WatchProgressMapper progressMapper;
+    private WatchHistoryMapper historyMapper;
     private DramaService dramaService;
     private EpisodeService episodeService;
     private WatchProgressService progressService;
@@ -50,13 +65,21 @@ class WatchProgressServiceTest {
     @BeforeEach
     void setUp() {
         progressMapper = mock(WatchProgressMapper.class);
+        historyMapper = mock(WatchHistoryMapper.class);
         dramaService = mock(DramaService.class);
         episodeService = mock(EpisodeService.class);
+        // 测试统一走缓冲关闭（同步写库）路径：getIfAvailable 返回 null
+        @SuppressWarnings("unchecked")
+        ObjectProvider<WatchProgressBuffer> bufferProvider = mock(ObjectProvider.class);
+        given(bufferProvider.getIfAvailable()).willReturn(null);
         progressService = new WatchProgressService(
                 progressMapper,
-                mock(WatchHistoryMapper.class),
+                historyMapper,
                 dramaService,
-                episodeService);
+                episodeService,
+                bufferProvider,
+                mock(SqlSessionFactory.class),
+                new TransactionTemplate(mock(PlatformTransactionManager.class)));
     }
 
     @Test
@@ -120,7 +143,7 @@ class WatchProgressServiceTest {
         hidden.setId(9L);
         hidden.setUserId(7L);
         hidden.setDeleted(1);
-        given(progressMapper.selectAny(7L, 5L)).willReturn(hidden);
+        given(progressMapper.selectAnyForIdentity(7L, "", 5L)).willReturn(hidden);
         given(progressMapper.selectById(9L)).willReturn(hidden);
         ProgressSaveReqVO req = new ProgressSaveReqVO();
         req.setEpisodeId(88L);
@@ -134,6 +157,302 @@ class WatchProgressServiceTest {
         assertThat(hidden.getDeleted()).isZero();
     }
 
+    @Test
+    void should_save_and_read_anonymous_progress_by_device() {
+        DramaEpisode episode = episode(88L, 1);
+        episode.setDramaId(5L);
+        given(episodeService.getPublished(88L)).willReturn(episode);
+        given(dramaService.getPublished(5L)).willReturn(drama(5L, "剧名", 10));
+        given(progressMapper.selectAnyForIdentity(null, "device-a", 5L))
+                .willReturn(null);
+        given(progressMapper.insert(any(WatchProgress.class))).willAnswer(invocation -> {
+            WatchProgress saved = invocation.getArgument(0);
+            saved.setId(99L);
+            return 1;
+        });
+        given(progressMapper.selectById(99L)).willAnswer(invocation -> {
+            WatchProgress saved = new WatchProgress();
+            saved.setId(99L);
+            saved.setDramaId(5L);
+            saved.setEpisodeId(88L);
+            saved.setPositionMs(12_000L);
+            saved.setDurationMs(60_000L);
+            saved.setPlayCount(1);
+            saved.setDeviceId("device-a");
+            return saved;
+        });
+        ProgressSaveReqVO req = new ProgressSaveReqVO();
+        req.setEpisodeId(88L);
+        req.setPositionMs(12_000L);
+        req.setDurationMs(60_000L);
+
+        progressService.save(new InteractionIdentity(null, "device-a"), req);
+
+        ArgumentCaptor<WatchProgress> progressCaptor =
+                ArgumentCaptor.forClass(WatchProgress.class);
+        verify(progressMapper).insert(progressCaptor.capture());
+        assertThat(progressCaptor.getValue().getUserId()).isNull();
+        assertThat(progressCaptor.getValue().getDeviceId()).isEqualTo("device-a");
+        ArgumentCaptor<WatchHistory> historyCaptor =
+                ArgumentCaptor.forClass(WatchHistory.class);
+        verify(historyMapper).insert(historyCaptor.capture());
+        assertThat(historyCaptor.getValue().getUserId()).isNull();
+        assertThat(historyCaptor.getValue().getDeviceId()).isEqualTo("device-a");
+
+        WatchProgress saved = progressCaptor.getValue();
+        saved.setUpdatedAt(LocalDateTime.of(2026, 10, 27, 9, 0));
+        Page<WatchProgress> databasePage = new Page<>(1, 20, 1);
+        databasePage.setRecords(List.of(saved));
+        given(progressMapper.selectPage(any(Page.class), any())).willReturn(databasePage);
+        given(dramaService.listByIds(List.of(5L)))
+                .willReturn(List.of(drama(5L, "匿名观看", 10)));
+        given(episodeService.listByIds(List.of(88L)))
+                .willReturn(List.of(episode));
+
+        PageResult<ProgressRespVO> recent = progressService.recentPage(
+                new InteractionIdentity(null, "device-a"), 1, 20);
+
+        assertThat(recent.getList()).hasSize(1);
+        assertThat(recent.getList().get(0).getEpisodeId()).isEqualTo(88L);
+    }
+
+    @Test
+    void should_read_anonymous_progress_by_device() {
+        WatchProgress progress = progress(5L, 88L);
+        progress.setUserId(null);
+        progress.setDeviceId("device-a");
+        given(progressMapper.selectOne(any())).willReturn(progress);
+
+        ProgressRespVO result = progressService.ofDrama(
+                new InteractionIdentity(null, "device-a"), 5L);
+
+        assertThat(result.getEpisodeId()).isEqualTo(88L);
+        @SuppressWarnings("unchecked")
+        ArgumentCaptor<Wrapper<WatchProgress>> wrapperCaptor =
+                ArgumentCaptor.forClass(Wrapper.class);
+        verify(progressMapper).selectOne(wrapperCaptor.capture());
+        assertThat(wrapperCaptor.getValue().getSqlSegment())
+                .contains("user_id IS NULL")
+                .contains("device_id");
+    }
+
+    @Test
+    void should_read_logged_user_progress() {
+        WatchProgress progress = progress(5L, 88L);
+        progress.setUserId(9L);
+        given(progressMapper.selectOne(any())).willReturn(progress);
+
+        ProgressRespVO result = progressService.ofDrama(
+                new InteractionIdentity(9L, ""), 5L);
+
+        assertThat(result.getEpisodeId()).isEqualTo(88L);
+        @SuppressWarnings("unchecked")
+        ArgumentCaptor<Wrapper<WatchProgress>> wrapperCaptor =
+                ArgumentCaptor.forClass(Wrapper.class);
+        verify(progressMapper).selectOne(wrapperCaptor.capture());
+        assertThat(wrapperCaptor.getValue().getSqlSegment())
+                .contains("user_id")
+                .doesNotContain("user_id IS NULL");
+    }
+
+    @Test
+    void should_declare_jdbc_type_for_nullable_identity_sql() throws Exception {
+        Method method = WatchProgressMapper.class.getMethod(
+                "selectAnyForIdentity", Long.class, String.class, Long.class);
+        Select select = method.getAnnotation(Select.class);
+        String sql = String.join("\n", select.value());
+
+        assertThat(sql)
+                .contains("#{userId,jdbcType=BIGINT} IS NOT NULL")
+                .contains("#{userId,jdbcType=BIGINT} IS NULL")
+                .doesNotContain("#{userId} ");
+    }
+
+    @Test
+    void should_merge_watch_data_and_keep_more_advanced_progress() {
+        DramaEpisode episode = episode(88L, 2);
+        episode.setDramaId(5L);
+        given(episodeService.listByIds(List.of(88L))).willReturn(List.of(episode));
+
+        WatchProgress deviceProgress = progress(5L, 88L);
+        deviceProgress.setId(1L);
+        deviceProgress.setPositionMs(90_000L);
+        deviceProgress.setPlayCount(3);
+        given(progressMapper.selectList(any())).willReturn(List.of(deviceProgress));
+        WatchProgress accountProgress = progress(5L, 88L);
+        accountProgress.setId(2L);
+        accountProgress.setUserId(9L);
+        accountProgress.setPositionMs(60_000L);
+        accountProgress.setPlayCount(2);
+        given(progressMapper.selectAnyForIdentity(9L, "", 5L))
+                .willReturn(accountProgress);
+
+        WatchHistory deviceHistory = history(5L, 88L, 90_000L);
+        deviceHistory.setId(3L);
+        given(historyMapper.selectList(any())).willReturn(List.of(deviceHistory));
+        WatchHistory accountHistory = history(5L, 88L, 60_000L);
+        accountHistory.setId(4L);
+        accountHistory.setUserId(9L);
+        given(historyMapper.selectOne(any())).willReturn(accountHistory);
+
+        WatchProgressService.MergeResult result =
+                progressService.mergeDeviceIntoUser(9L, "device-a");
+
+        assertThat(result.progressMigrated()).isEqualTo(1);
+        assertThat(result.progressIgnored()).isZero();
+        assertThat(result.historyMigrated()).isEqualTo(1);
+        assertThat(result.historyIgnored()).isZero();
+        assertThat(accountProgress.getPositionMs()).isEqualTo(90_000L);
+        assertThat(accountProgress.getPlayCount()).isEqualTo(3);
+        verify(progressMapper).updateAny(accountProgress);
+        verify(progressMapper).deleteById(1L);
+        verify(historyMapper).updateById(accountHistory);
+        verify(historyMapper).deleteById(3L);
+    }
+
+    @Test
+    void should_ignore_device_progress_when_account_progress_is_ahead() {
+        DramaEpisode episode = episode(88L, 2);
+        episode.setDramaId(5L);
+        given(episodeService.listByIds(List.of(88L))).willReturn(List.of(episode));
+
+        WatchProgress deviceProgress = progress(5L, 88L);
+        deviceProgress.setId(1L);
+        deviceProgress.setPositionMs(50_000L);
+        given(progressMapper.selectList(any())).willReturn(List.of(deviceProgress));
+        WatchProgress accountProgress = progress(5L, 88L);
+        accountProgress.setId(2L);
+        accountProgress.setUserId(9L);
+        accountProgress.setPositionMs(70_000L);
+        given(progressMapper.selectAnyForIdentity(9L, "", 5L))
+                .willReturn(accountProgress);
+
+        WatchProgressService.MergeResult result =
+                progressService.mergeDeviceIntoUser(9L, "device-a");
+
+        assertThat(result.progressMigrated()).isZero();
+        assertThat(result.progressIgnored()).isEqualTo(1);
+        verify(progressMapper, never()).updateAny(any(WatchProgress.class));
+        verify(progressMapper).deleteById(1L);
+    }
+
+    @Test
+    void should_delete_buffer_state_when_removing_or_clearing_history() {
+        WatchProgressBuffer buffer = mock(WatchProgressBuffer.class);
+        WatchProgressService service = serviceWithBuffer(buffer);
+
+        service.remove(new InteractionIdentity(9L, ""), 5L);
+        service.clear(new InteractionIdentity(9L, ""));
+
+        verify(buffer).remove(any(InteractionIdentity.class), eq(5L));
+        verify(buffer).clear(any(InteractionIdentity.class));
+        verify(progressMapper, times(2)).delete(any());
+    }
+
+    @Test
+    void should_not_bring_back_deleted_drama_from_buffer_in_recent_page() {
+        WatchProgressBuffer buffer = mock(WatchProgressBuffer.class);
+        WatchProgressService service = serviceWithBuffer(buffer);
+        Page<WatchProgress> emptyPage = new Page<>(1, 20, 0);
+        emptyPage.setRecords(List.of());
+        given(progressMapper.selectPage(any(Page.class), any())).willReturn(emptyPage);
+        given(buffer.getAll(any(InteractionIdentity.class))).willReturn(Map.of(
+                5L, new WatchProgressBuffer.BufferedProgress(
+                        5L, 88L, 1_000L, 2_000L, false, "feed", "", 1_700_000_000_000L)));
+        // 库里该剧只剩逻辑删除行：缓冲状态不得再把它读回列表
+        WatchProgress hidden = progress(5L, 88L);
+        hidden.setDeleted(1);
+        given(progressMapper.selectAnyForIdentityIn(9L, "", List.of(5L)))
+                .willReturn(List.of(hidden));
+
+        PageResult<ProgressRespVO> result =
+                service.recentPage(new InteractionIdentity(9L, ""), 1, 20);
+
+        assertThat(result.getList()).isEmpty();
+        assertThat(result.getTotal()).isZero();
+    }
+
+    @Test
+    void should_drop_buffered_refs_whose_state_is_gone_instead_of_requeue() {
+        WatchProgressBuffer buffer = mock(WatchProgressBuffer.class);
+        WatchProgressService service = serviceWithBuffer(buffer);
+        given(buffer.drain(10)).willReturn(
+                List.of(new WatchProgressBuffer.IdentityRef("u:9", 9L, "", 5L)));
+        given(buffer.getAllBatch(List.of("u:9"))).willReturn(Map.of());
+
+        int flushed = service.flushBuffered(10);
+
+        // 状态已消失（用户删除/清空历史或 TTL 过期）：必须丢弃，退回队列会变成永不消失的僵尸条目
+        assertThat(flushed).isZero();
+        verify(buffer, never()).requeue(any());
+        verify(progressMapper, never()).selectBatchForPairs(any());
+    }
+
+    @Test
+    void should_flush_device_buffer_before_merging_and_clear_it_after() {
+        WatchProgressBuffer buffer = mock(WatchProgressBuffer.class);
+        given(buffer.getAll(any(InteractionIdentity.class))).willReturn(Map.of());
+        WatchProgressService service = serviceWithBuffer(buffer);
+        given(progressMapper.selectList(any())).willReturn(List.of());
+        given(historyMapper.selectList(any())).willReturn(List.of());
+
+        service.mergeDeviceIntoUser(9L, "device-a");
+
+        // 合并前先把缓冲落库，合并完再清掉设备侧缓冲
+        InOrder order = inOrder(buffer);
+        order.verify(buffer).getAll(any(InteractionIdentity.class));
+        order.verify(buffer).clear(any(InteractionIdentity.class));
+    }
+
+    @Test
+    void should_drop_late_buffered_ref_when_row_is_already_deleted() {
+        WatchProgressBuffer buffer = mock(WatchProgressBuffer.class);
+        SqlSessionFactory sessionFactory = mock(SqlSessionFactory.class);
+        SqlSession session = mock(SqlSession.class);
+        WatchProgressMapper batchProgress = mock(WatchProgressMapper.class);
+        WatchHistoryMapper batchHistory = mock(WatchHistoryMapper.class);
+        given(sessionFactory.openSession(ExecutorType.BATCH, false)).willReturn(session);
+        given(session.getMapper(WatchProgressMapper.class)).willReturn(batchProgress);
+        given(session.getMapper(WatchHistoryMapper.class)).willReturn(batchHistory);
+        WatchProgressService service = serviceWithBuffer(buffer, sessionFactory);
+
+        given(buffer.drain(10)).willReturn(
+                List.of(new WatchProgressBuffer.IdentityRef("u:9", 9L, "", 5L)));
+        given(buffer.getAllBatch(List.of("u:9"))).willReturn(Map.of("u:9", Map.of(
+                5L, new WatchProgressBuffer.BufferedProgress(
+                        5L, 88L, 1_000L, 2_000L, false, "feed", "", 1_700_000_000_000L))));
+        // 库里是逻辑删除行，且删除时刻晚于该条缓冲的上报时刻
+        WatchProgress hidden = progress(5L, 88L);
+        hidden.setUserId(9L);
+        hidden.setDeleted(1);
+        hidden.setUpdatedAt(LocalDateTime.of(2026, 10, 28, 12, 0));
+        given(progressMapper.selectBatchForPairs(any())).willReturn(List.of(hidden));
+
+        service.flushBuffered(10);
+
+        verify(batchProgress, never()).updateRowAny(any());
+        verify(batchHistory, never()).insert(any(WatchHistory.class));
+    }
+
+    private WatchProgressService serviceWithBuffer(WatchProgressBuffer buffer) {
+        return serviceWithBuffer(buffer, mock(SqlSessionFactory.class));
+    }
+
+    private WatchProgressService serviceWithBuffer(
+            WatchProgressBuffer buffer, SqlSessionFactory sessionFactory) {
+        @SuppressWarnings("unchecked")
+        ObjectProvider<WatchProgressBuffer> provider = mock(ObjectProvider.class);
+        given(provider.getIfAvailable()).willReturn(buffer);
+        return new WatchProgressService(
+                progressMapper,
+                historyMapper,
+                dramaService,
+                episodeService,
+                provider,
+                sessionFactory,
+                new TransactionTemplate(mock(PlatformTransactionManager.class)));
+    }
+
     private Drama drama(Long id, String title, int totalEpisodes) {
         Drama drama = new Drama();
         drama.setId(id);
@@ -149,4 +468,15 @@ class WatchProgressServiceTest {
         episode.setEpNo(epNo);
         return episode;
     }
+
+    private WatchHistory history(Long dramaId, Long episodeId, long positionMs) {
+        WatchHistory history = new WatchHistory();
+        history.setDramaId(dramaId);
+        history.setEpisodeId(episodeId);
+        history.setPositionMs(positionMs);
+        history.setDurationMs(120_000L);
+        history.setDeviceId("device-a");
+        history.setWatchedAt(LocalDateTime.of(2026, 10, 27, 9, 0));
+        return history;
+    }
 }