feat: phase1 UI prep — 设备ID系统传递 + 国家本地化展示 + 继续观看直进播放页

设备标识: Android SSAID/ iOS IDFV 原生通道 → Dart DeviceIdProvider
国家解析: 注册/登录从后端 IP → 国家/语言/时区/币种 自动落库
账号资料: 全部本地化展示 (account_display.dart)
我的页: 继续观看卡片点击直接进播放页

android/app/src/main/kotlin/com/stormg/lumadrama/MainActivity.kt

@@ -4,6 +4,7 @@ package com.stormg.lumadrama
 
 import android.content.Intent
 import android.app.PictureInPictureParams
+import android.content.Context
 import android.content.res.Configuration
 import android.graphics.Bitmap
 import android.media.MediaMetadataRetriever
@@ -12,6 +13,8 @@ import android.os.Build
 import android.os.Bundle
 import android.os.Handler
 import android.os.Looper
+import android.provider.Settings
+import android.telephony.TelephonyManager
 import android.util.Rational
 import android.content.pm.PackageManager
 import android.view.WindowManager
@@ -21,6 +24,7 @@ import io.flutter.embedding.android.FlutterActivity
 import io.flutter.embedding.engine.FlutterEngine
 import io.flutter.plugin.common.MethodChannel
 import java.io.ByteArrayOutputStream
+import java.util.Locale
 import java.util.concurrent.ExecutorService
 import java.util.concurrent.Executors
 import java.util.concurrent.atomic.AtomicBoolean
@@ -36,6 +40,9 @@ class MainActivity : FlutterActivity() {
     private var imeInset = 0
 
     override fun onCreate(savedInstanceState: Bundle?) {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
+            splashScreen.setOnExitAnimationListener { screen -> screen.remove() }
+        }
         super.onCreate(savedInstanceState)
         window.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON)
     }
@@ -62,6 +69,23 @@ class MainActivity : FlutterActivity() {
                 result.success(false)
             }
         }
+        // 设备标识：SSAID 免权限，卸载重装不变，避免客户端自己生成的 id 每次重装都变
+        MethodChannel(flutterEngine.dartExecutor.binaryMessenger, "com.stormg.lumadrama/device")
+            .setMethodCallHandler { call, result ->
+                when (call.method) {
+                    "ssaid" -> {
+                        val value = try {
+                            Settings.Secure.getString(contentResolver, Settings.Secure.ANDROID_ID)
+                        } catch (_: Exception) {
+                            null
+                        }
+                        result.success(value)
+                    }
+                    // 设备区域：注册时作为服务端 IP 解析失败后的兜底
+                    "region" -> result.success(currentRegion())
+                    else -> result.notImplemented()
+                }
+            }
         MethodChannel(flutterEngine.dartExecutor.binaryMessenger, "com.stormg.lumadrama/share")
             .setMethodCallHandler { call, result ->
                 if (call.method != "shareText") {
@@ -153,6 +177,28 @@ class MainActivity : FlutterActivity() {
             ?.bottom
             ?: 0
 
+    /** 网络运营商国家优先，其次 SIM 卡，最后系统语言；都拿不到返回空串。 */
+    private fun currentRegion(): String {
+        return try {
+            val telephony = getSystemService(Context.TELEPHONY_SERVICE) as? TelephonyManager
+            val localeCountry = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
+                resources.configuration.locales.get(0).country
+            } else {
+                @Suppress("DEPRECATION")
+                resources.configuration.locale.country
+            }
+            val candidates = listOfNotNull(
+                telephony?.networkCountryIso,
+                telephony?.simCountryIso,
+                localeCountry
+            )
+            candidates.firstOrNull { it.isNotBlank() }?.uppercase(Locale.ROOT) ?: ""
+        } catch (_: Exception) {
+            // 个别 ROM 读运营商信息会抛 SecurityException，别让注册流程卡住
+            ""
+        }
+    }
+
     private fun emitImeInset(value: Int) {
         if (value == imeInset) return
         imeInset = value

android/app/src/main/res/drawable-night-v21/launch_background.xml

@@ -1,4 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!-- Author: fruit.com.cn -->
 <layer-list xmlns:android="http://schemas.android.com/apk/res/android">
     <item android:drawable="@color/splash_background" />
+    <item>
+        <bitmap
+            android:gravity="center"
+            android:src="@drawable/splash_screen" />
+    </item>
 </layer-list>

android/app/src/main/res/drawable-night/launch_background.xml

@@ -1,4 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!-- Author: fruit.com.cn -->
 <layer-list xmlns:android="http://schemas.android.com/apk/res/android">
     <item android:drawable="@color/splash_background" />
+    <item>
+        <bitmap
+            android:gravity="center"
+            android:src="@drawable/splash_screen" />
+    </item>
 </layer-list>

android/app/src/main/res/drawable-v21/launch_background.xml

@@ -1,9 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!-- Author: fruit.com.cn -->
 <layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:drawable="@color/splash_background" />
     <item>
-        <bitmap android:gravity="fill" android:src="@drawable/background"/>
-    </item>
-    <item>
-        <bitmap android:gravity="center" android:src="@drawable/splash"/>
+        <bitmap
+            android:gravity="center"
+            android:src="@drawable/splash_screen" />
     </item>
 </layer-list>

android/app/src/main/res/drawable-v31/launch_background.xml

@@ -1,6 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- Author: fruit.com.cn -->
-
 <layer-list xmlns:android="http://schemas.android.com/apk/res/android">
     <item android:drawable="@color/splash_background" />
+    <item>
+        <bitmap
+            android:gravity="center"
+            android:src="@drawable/splash_screen" />
+    </item>
 </layer-list>

android/app/src/main/res/drawable/launch_background.xml

@@ -1,9 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!-- Author: fruit.com.cn -->
 <layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:drawable="@color/splash_background" />
     <item>
-        <bitmap android:gravity="fill" android:src="@drawable/background"/>
-    </item>
-    <item>
-        <bitmap android:gravity="center" android:src="@drawable/splash"/>
+        <bitmap
+            android:gravity="center"
+            android:src="@drawable/splash_screen" />
     </item>
 </layer-list>

android/app/src/main/res/values-night-v31/styles.xml

@@ -8,7 +8,8 @@
         <item name="android:windowDrawsSystemBarBackgrounds">false</item>
         <item name="android:windowLayoutInDisplayCutoutMode">shortEdges</item>
         <item name="android:windowSplashScreenBackground">#000000</item>
-        <item name="android:windowSplashScreenAnimatedIcon">@drawable/android12splash</item>
+        <item name="android:windowSplashScreenAnimatedIcon">@drawable/splash_brand</item>
+        <item name="android:windowSplashScreenAnimationDuration">0</item>
     </style>
     <style name="NormalTheme" parent="@android:style/Theme.Black.NoTitleBar">
         <item name="android:windowBackground">@color/splash_background</item>

android/app/src/main/res/values-v31/styles.xml

@@ -8,7 +8,8 @@
         <item name="android:windowDrawsSystemBarBackgrounds">false</item>
         <item name="android:windowLayoutInDisplayCutoutMode">shortEdges</item>
         <item name="android:windowSplashScreenBackground">#000000</item>
-        <item name="android:windowSplashScreenAnimatedIcon">@drawable/android12splash</item>
+        <item name="android:windowSplashScreenAnimatedIcon">@drawable/splash_brand</item>
+        <item name="android:windowSplashScreenAnimationDuration">0</item>
     </style>
     <style name="NormalTheme" parent="@android:style/Theme.Light.NoTitleBar">
         <item name="android:windowBackground">@color/splash_background</item>

ios/Runner.xcodeproj/project.pbxproj

@@ -11,6 +11,7 @@
 		331C808B294A63AB00263BE5 /* RunnerTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 331C807B294A618700263BE5 /* RunnerTests.swift */; };
 		3B3967161E833CAA004F5970 /* AppFrameworkInfo.plist in Resources */ = {isa = PBXBuildFile; fileRef = 3B3967151E833CAA004F5970 /* AppFrameworkInfo.plist */; };
 		74858FAF1ED2DC5600515810 /* AppDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = 74858FAE1ED2DC5600515810 /* AppDelegate.swift */; };
+		8C4E1A022F9A4B1000C636F3 /* WirelessDataPrompt.swift in Sources */ = {isa = PBXBuildFile; fileRef = 8C4E1A012F9A4B1000C636F3 /* WirelessDataPrompt.swift */; };
 		7884E8682EC3CC0700C636F2 /* SceneDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = 7884E8672EC3CC0400C636F2 /* SceneDelegate.swift */; };
 		78A318202AECB46A00862997 /* FlutterGeneratedPluginSwiftPackage in Frameworks */ = {isa = PBXBuildFile; productRef = 78A3181F2AECB46A00862997 /* FlutterGeneratedPluginSwiftPackage */; };
 		97C146FC1CF9000F007C117D /* Main.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 97C146FA1CF9000F007C117D /* Main.storyboard */; };
@@ -49,6 +50,7 @@
 		3B3967151E833CAA004F5970 /* AppFrameworkInfo.plist */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.plist.xml; name = AppFrameworkInfo.plist; path = Flutter/AppFrameworkInfo.plist; sourceTree = "<group>"; };
 		74858FAD1ED2DC5600515810 /* Runner-Bridging-Header.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "Runner-Bridging-Header.h"; sourceTree = "<group>"; };
 		74858FAE1ED2DC5600515810 /* AppDelegate.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = AppDelegate.swift; sourceTree = "<group>"; };
+		8C4E1A012F9A4B1000C636F3 /* WirelessDataPrompt.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = WirelessDataPrompt.swift; sourceTree = "<group>"; };
 		7884E8672EC3CC0400C636F2 /* SceneDelegate.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SceneDelegate.swift; sourceTree = "<group>"; };
 		78E0A7A72DC9AD7400C4905E /* FlutterGeneratedPluginSwiftPackage */ = {isa = PBXFileReference; lastKnownFileType = wrapper; name = FlutterGeneratedPluginSwiftPackage; path = Flutter/ephemeral/Packages/FlutterGeneratedPluginSwiftPackage; sourceTree = "<group>"; };
 		7AFA3C8E1D35360C0083082E /* Release.xcconfig */ = {isa = PBXFileReference; lastKnownFileType = text.xcconfig; name = Release.xcconfig; path = Flutter/Release.xcconfig; sourceTree = "<group>"; };
@@ -122,6 +124,7 @@
 				1498D2321E8E86230040F4C2 /* GeneratedPluginRegistrant.h */,
 				1498D2331E8E89220040F4C2 /* GeneratedPluginRegistrant.m */,
 				74858FAE1ED2DC5600515810 /* AppDelegate.swift */,
+				8C4E1A012F9A4B1000C636F3 /* WirelessDataPrompt.swift */,
 				7884E8672EC3CC0400C636F2 /* SceneDelegate.swift */,
 				74858FAD1ED2DC5600515810 /* Runner-Bridging-Header.h */,
 			);
@@ -282,6 +285,7 @@
 			buildActionMask = 2147483647;
 			files = (
 				74858FAF1ED2DC5600515810 /* AppDelegate.swift in Sources */,
+				8C4E1A022F9A4B1000C636F3 /* WirelessDataPrompt.swift in Sources */,
 				1498D2341E8E89220040F4C2 /* GeneratedPluginRegistrant.m in Sources */,
 				7884E8682EC3CC0700C636F2 /* SceneDelegate.swift in Sources */,
 			);

ios/Runner/AppDelegate.swift

@@ -2,6 +2,8 @@ import Flutter
 import UIKit
 import AVFoundation
 
+private let thumbnailHTTPHeaderFieldsKey = "AVURLAssetHTTPHeaderFieldsKey"
+
 private final class ThumbnailResponseGate {
   private let lock = NSLock()
   private var completed = false
@@ -29,12 +31,13 @@ final class RunnerFlutterViewController: FlutterViewController {
 
   override func viewDidLoad() {
     super.viewDidLoad()
-    view.backgroundColor = UIColor(red: 16.0 / 255.0, green: 12.0 / 255.0, blue: 10.0 / 255.0, alpha: 1)
+    view.backgroundColor = .black
   }
 }
 
 @main
 @objc class AppDelegate: FlutterAppDelegate, FlutterImplicitEngineDelegate {
+  private let wirelessDataPrompt = WirelessDataPrompt()
   private let thumbnailQueue = DispatchQueue(
     label: "com.stormg.lumadrama.thumbnail",
     qos: .userInitiated
@@ -48,8 +51,19 @@ final class RunnerFlutterViewController: FlutterViewController {
     return super.application(application, didFinishLaunchingWithOptions: launchOptions)
   }
 
+  override func applicationDidBecomeActive(_ application: UIApplication) {
+    super.applicationDidBecomeActive(application)
+    requestWirelessDataPrompt()
+  }
+
+  func requestWirelessDataPrompt() {
+    wirelessDataPrompt.requestSystemPrompt()
+  }
+
   func didInitializeImplicitFlutterEngine(_ engineBridge: FlutterImplicitEngineBridge) {
     GeneratedPluginRegistrant.register(with: engineBridge.pluginRegistry)
+    registerWirelessDataChannel(engineBridge)
+    registerDeviceIdChannel(engineBridge)
     let channel = FlutterMethodChannel(
       name: "com.stormg.lumadrama/share",
       binaryMessenger: engineBridge.applicationRegistrar.messenger()
@@ -104,7 +118,7 @@ final class RunnerFlutterViewController: FlutterViewController {
 
       let options: [String: Any]? = headers.isEmpty
         ? nil
-        : [AVURLAssetHTTPHeaderFieldsKey: headers]
+        : [thumbnailHTTPHeaderFieldsKey: headers]
       let asset = AVURLAsset(url: assetUrl, options: options)
       let generator = AVAssetImageGenerator(asset: asset)
       generator.appliesPreferredTrackTransform = true
@@ -130,4 +144,45 @@ final class RunnerFlutterViewController: FlutterViewController {
       }
     }
   }
+
+  /// 设备标识：IDFV 免权限，卸载本 App 不变，避免客户端自生成的 id 每次重装都变。
+  /// 同通道顺带提供设备区域（ISO-2），注册时作为服务端 IP 解析失败后的兜底。
+  private func registerDeviceIdChannel(_ engineBridge: FlutterImplicitEngineBridge) {
+    let channel = FlutterMethodChannel(
+      name: "com.stormg.lumadrama/device",
+      binaryMessenger: engineBridge.applicationRegistrar.messenger()
+    )
+    channel.setMethodCallHandler { call, result in
+      switch call.method {
+      case "idfv":
+        result(UIDevice.current.identifierForVendor?.uuidString)
+      case "region":
+        if #available(iOS 16.0, *) {
+          result(Locale.current.region?.identifier)
+        } else {
+          result(Locale.current.regionCode)
+        }
+      default:
+        result(FlutterMethodNotImplemented)
+      }
+    }
+  }
+
+  private func registerWirelessDataChannel(_ engineBridge: FlutterImplicitEngineBridge) {
+    let channel = FlutterMethodChannel(
+      name: WirelessDataPrompt.channelName,
+      binaryMessenger: engineBridge.applicationRegistrar.messenger()
+    )
+    channel.setMethodCallHandler { [weak self] call, result in
+      guard call.method == WirelessDataPrompt.awaitDecisionMethod else {
+        result(FlutterMethodNotImplemented)
+        return
+      }
+      guard let self else {
+        result(nil)
+        return
+      }
+      self.wirelessDataPrompt.awaitDecision(result)
+    }
+  }
 }

ios/Runner/Base.lproj/LaunchScreen.storyboard

@@ -16,18 +16,13 @@
                     <view key="view" contentMode="scaleToFill" id="Ze5-6b-2t3">
                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
                         <subviews>
-                            <imageView clipsSubviews="YES" userInteractionEnabled="NO" contentMode="scaleToFill" image="LaunchBackground" translatesAutoresizingMaskIntoConstraints="NO" id="tWc-Dq-wcI"/>
-                            <imageView opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" image="LaunchImage" translatesAutoresizingMaskIntoConstraints="NO" id="YRO-k0-Ey4"></imageView>
+                            <imageView clipsSubviews="YES" userInteractionEnabled="NO" contentMode="scaleAspectFit" image="LaunchImage" translatesAutoresizingMaskIntoConstraints="NO" id="YRO-k0-Ey4"/>
                         </subviews>
-                        <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                        <color key="backgroundColor" red="0" green="0" blue="0" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
                         <constraints>
                             <constraint firstItem="YRO-k0-Ey4" firstAttribute="leading" secondItem="Ze5-6b-2t3" secondAttribute="leading" id="3T2-ad-Qdv"/>
-                            <constraint firstItem="tWc-Dq-wcI" firstAttribute="bottom" secondItem="Ze5-6b-2t3" secondAttribute="bottom" id="RPx-PI-7Xg"/>
-                            <constraint firstItem="tWc-Dq-wcI" firstAttribute="top" secondItem="Ze5-6b-2t3" secondAttribute="top" id="SdS-ul-q2q"/>
-                            <constraint firstAttribute="trailing" secondItem="tWc-Dq-wcI" secondAttribute="trailing" id="Swv-Gf-Rwn"/>
                             <constraint firstAttribute="trailing" secondItem="YRO-k0-Ey4" secondAttribute="trailing" id="TQA-XW-tRk"/>
                             <constraint firstItem="YRO-k0-Ey4" firstAttribute="bottom" secondItem="Ze5-6b-2t3" secondAttribute="bottom" id="duK-uY-Gun"/>
-                            <constraint firstItem="tWc-Dq-wcI" firstAttribute="leading" secondItem="Ze5-6b-2t3" secondAttribute="leading" id="kV7-tw-vXt"/>
                             <constraint firstItem="YRO-k0-Ey4" firstAttribute="top" secondItem="Ze5-6b-2t3" secondAttribute="top" id="xPn-NY-SIU"/>
                         </constraints>
                     </view>
@@ -38,7 +33,6 @@
         </scene>
     </scenes>
     <resources>
-        <image name="LaunchImage" width="1400" height="1400"/>
-        <image name="LaunchBackground" width="1" height="1"/>
+        <image name="LaunchImage" width="390" height="844"/>
     </resources>
 </document>

ios/Runner/Info.plist

@@ -48,7 +48,7 @@
 					<key>NSIncludesSubdomains</key>
 					<true/>
 				</dict>
-				<key>192.168.31.187</key>
+				<key>192.168.31.243</key>
 				<dict>
 					<key>NSExceptionAllowsInsecureHTTPLoads</key>
 					<true/>

ios/Runner/SceneDelegate.swift

@@ -1,6 +1,11 @@
+// Author: fruit.com.cn
+
 import Flutter
 import UIKit
 
 class SceneDelegate: FlutterSceneDelegate {
-
+  override func sceneDidBecomeActive(_ scene: UIScene) {
+    super.sceneDidBecomeActive(scene)
+    (UIApplication.shared.delegate as? AppDelegate)?.requestWirelessDataPrompt()
+  }
 }

ios/Runner/WirelessDataPrompt.swift

@@ -0,0 +1,68 @@
+// Author: fruit.com.cn
+
+import CoreTelephony
+import Flutter
+import Foundation
+
+/// 监听系统无线数据选择，并用 URLSession 唤起系统选择框。
+final class WirelessDataPrompt {
+  static let channelName = "com.stormg.lumadrama/wireless-data"
+  static let awaitDecisionMethod = "awaitDecision"
+
+  /// 系统选择框由 URLSession 触发，Dart 的 Socket 请求不会弹出。
+  private static let promptURL = URL(string: "https://captive.apple.com/hotspot-detect.html")
+
+  private let cellularData = CTCellularData()
+  private let lock = NSLock()
+  private var pending: [FlutterResult] = []
+  private var decided = false
+  private var didRequestPrompt = false
+
+  init() {
+    cellularData.cellularDataRestrictionDidUpdateNotifier = { [weak self] state in
+      DispatchQueue.main.async {
+        self?.completeIfDecided(state)
+      }
+    }
+  }
+
+  /// 应用进入前台后请求一次，促使系统弹出无线数据选择。
+  func requestSystemPrompt() {
+    guard !didRequestPrompt, let promptURL = Self.promptURL else {
+      return
+    }
+    didRequestPrompt = true
+    _ = cellularData.restrictedState
+    URLSession.shared.dataTask(with: promptURL) { _, _, _ in }.resume()
+  }
+
+  /// 未允许前先挂起；用户允许无线数据后再放行。
+  func awaitDecision(_ result: @escaping FlutterResult) {
+    lock.lock()
+    if decided {
+      lock.unlock()
+      DispatchQueue.main.async {
+        result(nil)
+      }
+      return
+    }
+    pending.append(result)
+    lock.unlock()
+  }
+
+  private func completeIfDecided(_ state: CTCellularDataRestrictedState) {
+    if state != .notRestricted {
+      return
+    }
+    lock.lock()
+    if decided {
+      lock.unlock()
+      return
+    }
+    decided = true
+    let waiters = pending
+    pending.removeAll()
+    lock.unlock()
+    waiters.forEach { $0(nil) }
+  }
+}

lib/app.dart

@@ -14,6 +14,7 @@ import 'core/data/remote/catalog_api.dart';
 import 'core/data/remote/category_api.dart';
 import 'core/data/remote/comment_api.dart';
 import 'core/data/remote/commerce_api.dart';
+import 'core/data/remote/device_profile.dart';
 import 'core/data/remote/download_api.dart';
 import 'core/data/remote/interaction_api.dart';
 import 'core/data/remote/library_api.dart';
@@ -30,6 +31,7 @@ import 'core/data/repositories/favorite_repository.dart';
 import 'core/data/repositories/interaction_repository.dart';
 import 'core/data/repositories/notice_repository.dart';
 import 'core/data/repositories/playback_repository.dart';
+import 'core/data/repositories/playlist_repository.dart';
 import 'core/data/repositories/search_repository.dart';
 import 'core/data/repositories/store_repository.dart';
 import 'core/data/repositories/watch_history_repository.dart';
@@ -41,6 +43,7 @@ import 'core/data/services/download_controller.dart';
 import 'core/data/services/favorite_controller.dart';
 import 'core/data/services/interaction_controller.dart';
 import 'core/data/services/locale_controller.dart';
+import 'core/data/services/playlist_controller.dart';
 import 'core/data/services/event_tracker.dart';
 import 'core/data/services/playback_position_cache.dart';
 import 'core/data/services/playback_session.dart';
@@ -83,6 +86,7 @@ class LumaDramaApp extends StatefulWidget {
     this.commerceRepository,
     this.storeRepository,
     this.searchRepository,
+    this.playlistRepository,
     this.haptics = const FlutterHaptics(),
   });
 
@@ -103,6 +107,7 @@ class LumaDramaApp extends StatefulWidget {
   final CommerceRepository? commerceRepository;
   final StoreRepository? storeRepository;
   final SearchRepository? searchRepository;
+  final PlaylistRepository? playlistRepository;
   final Haptics haptics;
 
   @override
@@ -113,12 +118,13 @@ class _LumaDramaAppState extends State<LumaDramaApp> {
   late final AuthSessionStore _sessionStore = AuthSessionStore();
 
   /// 全 App 共用一个 ApiClient：这样目录、账号、后续的互动/进度请求
-  /// 都自动带 `Authorization` 与 `X-Device-Id`，401 的刷新重试也只有一处实现。
+  /// 都自动带 `Authorization`、`X-Device-Id` 与平台头，401 的刷新重试也只有一处实现。
   late final ApiClient _apiClient = ApiClient(
     accessTokenReader: () => _auth.accessToken,
     tokenRefresher: () => _auth.refresh(),
     onUnauthorized: () => _auth.clear(),
     deviceIdReader: _sessionStore.deviceId,
+    platformReader: clientPlatform,
   );
 
   late final AuthController _auth = AuthController(
@@ -126,8 +132,10 @@ class _LumaDramaAppState extends State<LumaDramaApp> {
     _sessionStore,
   );
 
+  late final CatalogApi _catalogApi = CatalogApi(_apiClient);
+
   late final CatalogRepository _catalogRepository =
-      widget.catalogRepository ?? HttpCatalogRepository(CatalogApi(_apiClient));
+      widget.catalogRepository ?? HttpCatalogRepository(_catalogApi);
 
   late final CategoryRepository _categoryRepository =
       widget.categoryRepository ??
@@ -135,17 +143,11 @@ class _LumaDramaAppState extends State<LumaDramaApp> {
 
   late final WatchHistoryRepository _watchHistory =
       widget.watchHistoryRepository ??
-      HttpWatchHistoryRepository(
-        WatchApi(_apiClient),
-        isSignedIn: () => _auth.isSignedIn,
-      );
+      HttpWatchHistoryRepository(WatchApi(_apiClient));
 
   late final FavoriteRepository _favorites =
       widget.favoriteRepository ??
-      HttpFavoriteRepository(
-        LibraryApi(_apiClient),
-        isSignedIn: () => _auth.isSignedIn,
-      );
+      HttpFavoriteRepository(LibraryApi(_apiClient));
 
   late final PlaybackRepository _playback =
       widget.playbackRepository ??
@@ -177,6 +179,13 @@ class _LumaDramaAppState extends State<LumaDramaApp> {
   late final SearchRepository _searchRepository =
       widget.searchRepository ?? HttpSearchRepository(CatalogApi(_apiClient));
 
+  /// 测试注入了目录仓库时不打剧单接口，剧单页继续用本地分区。
+  late final PlaylistRepository? _playlistRepository =
+      widget.playlistRepository ??
+      (widget.catalogRepository == null
+          ? HttpPlaylistRepository(CatalogApi(_apiClient))
+          : null);
+
   late final StoreRepository _storeRepository =
       widget.storeRepository ?? HttpStoreRepository(CommerceApi(_apiClient));
 
@@ -206,7 +215,7 @@ class _LumaDramaAppState extends State<LumaDramaApp> {
     unawaited(_localeController.load());
     // 登录/登出时同步收藏状态：收藏属于账号，不能跨账号串联
     _auth.addListener(_onAuthChanged);
-    if (_auth.isSignedIn) unawaited(_favoriteController.load());
+    unawaited(_favoriteController.load());
     if (_auth.isSignedIn) unawaited(_walletController.load());
     unawaited(_downloadController.restore());
   }
@@ -222,6 +231,7 @@ class _LumaDramaAppState extends State<LumaDramaApp> {
       unawaited(_walletController.load());
     } else {
       _favoriteController.clear();
+      unawaited(_favoriteController.load());
       _downloadController.reset();
       _walletController.reset();
     }
@@ -239,14 +249,26 @@ class _LumaDramaAppState extends State<LumaDramaApp> {
     super.dispose();
   }
 
+  CategoryController _createCategories() {
+    final controller = CategoryController(_categoryRepository);
+    if (widget.catalogRepository == null) {
+      controller.dramaPageLoader = CategoryApi(_apiClient).dramas;
+    }
+    controller.load();
+    return controller;
+  }
+
   @override
   Widget build(BuildContext context) {
+    final playlists = _playlistRepository;
     return MultiProvider(
       providers: [
         Provider(create: (_) => PlaybackCoordinator()),
         Provider<EventTracker>(create: (_) => EventTracker(_apiClient)),
         Provider<PlayerFactory>(create: (_) => widget.playerFactory),
         Provider<CatalogRepository>.value(value: _catalogRepository),
+        if (widget.catalogRepository == null)
+          Provider<CatalogApi>.value(value: _catalogApi),
         Provider<PlaybackRepository>.value(value: _playback),
         Provider<PlaybackPositionCache>.value(value: _playbackPositionCache),
         Provider<WatchHistoryRepository>.value(value: _watchHistory),
@@ -260,11 +282,15 @@ class _LumaDramaAppState extends State<LumaDramaApp> {
         Provider<SearchRepository>.value(value: _searchRepository),
         Provider<Haptics>.value(value: widget.haptics),
         ChangeNotifierProvider(
-          create: (_) => CatalogController(_catalogRepository)..load(),
-        ),
-        ChangeNotifierProvider(
-          create: (_) => CategoryController(_categoryRepository)..load(),
+          create: (_) {
+            final catalog = CatalogController(_catalogRepository);
+            if (widget.catalogRepository != null) catalog.load();
+            return catalog;
+          },
         ),
+        ChangeNotifierProvider(create: (_) => _createCategories()),
+        if (playlists != null)
+          ChangeNotifierProvider(create: (_) => PlaylistController(playlists)),
         ChangeNotifierProvider.value(value: _favoriteController),
         ChangeNotifierProvider.value(value: _downloadController),
         ChangeNotifierProvider.value(value: _walletController),

lib/core/config/app_config.dart

@@ -14,7 +14,7 @@ class AppConfig {
   /// 开发调试默认服务地址，当前指向本机局域网 IP。
   ///
   /// 换网络时只改这一行，地址不要带结尾斜杠。
-  static const String devHostBaseUrl = 'http://192.168.31.187:8081';
+  static const String devHostBaseUrl = 'http://192.168.31.243:8081';
 
   /// 本机后端地址：通过 `adb reverse tcp:8081 tcp:8081` 映射到开发机，
   /// 探测可达时 App 直连本机服务；不可达时回落到公网地址。

lib/core/data/models/content_category.dart

@@ -1,17 +1,30 @@
 // Author: fruit.com.cn
 
+import 'locale_text.dart';
+
 /// 服务端内容分类。id 按契约保持字符串，避免雪花 ID 精度丢失。
 class ContentCategory {
-  const ContentCategory({required this.id, required this.name});
+  const ContentCategory({
+    required this.id,
+    required this.name,
+    this.locales = const {},
+  });
 
   final String id;
+
+  /// 中文名称，与 locales 里的 zh 相同。
   final String name;
+  final Map<String, String> locales;
 
   /// 解析 `GET /app/categories` 的单项。
   factory ContentCategory.fromJson(Map<String, dynamic> json) {
-    return ContentCategory(
-      id: (json['id'] ?? '').toString(),
-      name: json['name'] as String? ?? '',
-    );
+    final locales = localeMap(json['locales']);
+    final name = json['name'] as String? ?? locales['zh'] ?? '';
+    return ContentCategory(id: (json['id'] ?? '').toString(), name: name, locales: locales);
+  }
+
+  /// 按界面语言取名称。缺对应语言时回落到中文。
+  String localizedName(String languageCode) {
+    return localizedText(languageCode, name, locales);
   }
 }

lib/core/data/models/drama.dart

@@ -1,6 +1,9 @@
 // Author: fruit.com.cn
 
+import 'dart:ui';
+
 import 'json_numbers.dart';
+import 'locale_text.dart';
 
 /// 短剧与剧集，字段与后端 `/app/**` 的下发结构对应。
 ///
@@ -18,6 +21,7 @@ class Episode {
     this.likeCount,
     this.commentCount,
     this.thumbnailsUrl,
+    this.posterUrl,
   });
 
   final String id;
@@ -34,12 +38,14 @@ class Episode {
   final int? likeCount;
   final int? commentCount;
   final String? thumbnailsUrl;
+  final String? posterUrl;
 
   Episode withVideoUrl(
     String url, {
     int? likeCount,
     int? commentCount,
     String? thumbnailsUrl,
+    String? posterUrl,
   }) => Episode(
     id: id,
     number: number,
@@ -51,6 +57,21 @@ class Episode {
     likeCount: likeCount ?? this.likeCount,
     commentCount: commentCount ?? this.commentCount,
     thumbnailsUrl: thumbnailsUrl ?? this.thumbnailsUrl,
+    posterUrl: posterUrl ?? this.posterUrl,
+  );
+
+  Episode withStats({int? likeCount, int? commentCount}) => Episode(
+    id: id,
+    number: number,
+    title: title,
+    isFree: isFree,
+    videoUrl: videoUrl,
+    durationSec: durationSec,
+    locked: locked,
+    likeCount: likeCount ?? this.likeCount,
+    commentCount: commentCount ?? this.commentCount,
+    thumbnailsUrl: thumbnailsUrl,
+    posterUrl: posterUrl,
   );
 
   factory Episode.fromJson(Map<String, dynamic> json) {
@@ -65,6 +86,7 @@ class Episode {
       likeCount: _optionalInt(json['likeCount']),
       commentCount: _optionalInt(json['commentCount']),
       thumbnailsUrl: _optionalString(json['thumbnailsUrl']),
+      posterUrl: _optionalString(json['posterUrl']),
     );
   }
 }
@@ -76,7 +98,14 @@ class Drama {
     required this.synopsis,
     required this.posterUrl,
     this.episodes = const [],
+    this.titleLocales = const {},
+    this.synopsisLocales = const {},
+    this.tag = '',
+    this.tagLocales = const {},
+    this.tagColor = '',
     this.category = '',
+    this.categoryLocales = const {},
+    this.types = const [],
     this.genre = '',
     this.totalEpisodes = 0,
     this.freeEpisodes = 0,
@@ -94,9 +123,16 @@ class Drama {
   final String id;
   final String title;
   final String synopsis;
+  final Map<String, String> titleLocales;
+  final Map<String, String> synopsisLocales;
+  final String tag;
+  final Map<String, String> tagLocales;
+  final String tagColor;
   final String posterUrl;
   final List<Episode> episodes;
   final String category;
+  final Map<String, String> categoryLocales;
+  final List<Map<String, String>> types;
   final String genre;
   final int totalEpisodes;
   final int freeEpisodes;
@@ -127,19 +163,26 @@ class Drama {
   /// 列表卡片：带一集可播预览（首页直接起播），完整剧集进详情再取。
   factory Drama.fromCardJson(Map<String, dynamic> json) {
     final preview = json['preview'];
+    final text = _DramaText.fromJson(json);
     return Drama(
       id: (json['id'] ?? '').toString(),
-      title: json['title'] as String? ?? '',
-      synopsis: json['synopsis'] as String? ?? '',
+      title: text.title,
+      synopsis: text.synopsis,
+      titleLocales: text.titleLocales,
+      synopsisLocales: text.synopsisLocales,
+      tag: text.tag,
+      tagLocales: text.tagLocales,
+      tagColor: json['tagColor'] as String? ?? '',
       posterUrl: json['cover'] as String? ?? '',
       episodes: preview is Map<String, dynamic>
           ? [Episode.fromJson(preview)]
           : const [],
-      category: json['category'] as String? ?? '',
-      genre: json['genre'] as String? ?? '',
+      category: text.category,
+      categoryLocales: text.categoryLocales,
+      types: text.types,
+      genre: text.genre,
       totalEpisodes: (json['totalEpisodes'] as num?)?.toInt() ?? 0,
       isHot: json['isHot'] == true,
-      // viewCount 后端是 Long，按字符串下发（见 json_numbers.dart）
       viewCount: jsonToInt(json['viewCount']),
       likeCount: _optionalInt(json['likeCount']),
       favoriteCount: _optionalInt(json['favoriteCount']),
@@ -152,13 +195,21 @@ class Drama {
 
   /// 详情：带剧集列表。
   factory Drama.fromDetailJson(Map<String, dynamic> json) {
+    final text = _DramaText.fromJson(json);
     return Drama(
       id: (json['id'] ?? '').toString(),
-      title: json['title'] as String? ?? '',
-      synopsis: json['synopsis'] as String? ?? '',
+      title: text.title,
+      synopsis: text.synopsis,
+      titleLocales: text.titleLocales,
+      synopsisLocales: text.synopsisLocales,
+      tag: text.tag,
+      tagLocales: text.tagLocales,
+      tagColor: json['tagColor'] as String? ?? '',
       posterUrl: json['cover'] as String? ?? '',
-      category: json['category'] as String? ?? '',
-      genre: json['genre'] as String? ?? '',
+      category: text.category,
+      categoryLocales: text.categoryLocales,
+      types: text.types,
+      genre: text.genre,
       totalEpisodes: (json['totalEpisodes'] as num?)?.toInt() ?? 0,
       freeEpisodes: (json['freeEpisodes'] as num?)?.toInt() ?? 0,
       isHot: json['isHot'] == true,
@@ -176,6 +227,37 @@ class Drama {
           .toList(),
     );
   }
+
+  String localizedTitle(String languageCode) {
+    return localizedText(languageCode, title, titleLocales);
+  }
+
+  String localizedSynopsis(String languageCode) {
+    return localizedText(languageCode, synopsis, synopsisLocales);
+  }
+
+  String localizedTag(String languageCode) {
+    return localizedText(languageCode, tag, tagLocales);
+  }
+
+  /// 标签角标背景色。接口没给合法色值时用 fallback。
+  Color tagRibbonColor(Color fallback) {
+    final parsed = _colorFromHex(tagColor);
+    return parsed ?? fallback;
+  }
+
+  /// 按当前语言取类型名称。接口没带语言表时返回空，调用方继续用中文 genre。
+  List<String> localizedTypeLabels(String languageCode) {
+    final labels = <String>[];
+    for (final item in types) {
+      final label = localizedText(languageCode, item['zh'] ?? '', item);
+      if (label.isNotEmpty && !labels.contains(label)) labels.add(label);
+    }
+    if (labels.isNotEmpty) return labels;
+    final primary = localizedText(languageCode, '', categoryLocales);
+    if (primary.isNotEmpty) return [primary];
+    return const [];
+  }
 }
 
 int? _optionalInt(dynamic value) => value == null ? null : jsonToInt(value);
@@ -184,3 +266,81 @@ String? _optionalString(dynamic value) {
   final text = value is String ? value.trim() : '';
   return text.isEmpty ? null : text;
 }
+
+Color? _colorFromHex(String raw) {
+  final text = raw.trim();
+  if (text.length != 7 || !text.startsWith('#')) return null;
+  final value = int.tryParse(text.substring(1), radix: 16);
+  if (value == null) return null;
+  return Color(0xFF000000 | value);
+}
+
+List<Map<String, String>> _typeLocales(Object? raw) {
+  if (raw is! List) return const [];
+  return raw.whereType<Map>().map(localeMap).toList(growable: false);
+}
+
+/// 从语言表还原中文展示字段。列表接口不再单独下发 title / synopsis / tag。
+class _DramaText {
+  const _DramaText({
+    required this.title,
+    required this.synopsis,
+    required this.titleLocales,
+    required this.synopsisLocales,
+    required this.tag,
+    required this.tagLocales,
+    required this.category,
+    required this.categoryLocales,
+    required this.types,
+    required this.genre,
+  });
+
+  final String title;
+  final String synopsis;
+  final Map<String, String> titleLocales;
+  final Map<String, String> synopsisLocales;
+  final String tag;
+  final Map<String, String> tagLocales;
+  final String category;
+  final Map<String, String> categoryLocales;
+  final List<Map<String, String>> types;
+  final String genre;
+
+  factory _DramaText.fromJson(Map<String, dynamic> json) {
+    final titleLocales = localeMap(json['titleLocales']);
+    final synopsisLocales = localeMap(json['synopsisLocales']);
+    final tagLocales = localeMap(json['tagLocales']);
+    final categoryLocales = localeMap(json['categoryLocales']);
+    final types = _typeLocales(json['types']);
+    final category = _firstText(categoryLocales, json['category'], types);
+    return _DramaText(
+      title: _firstText(titleLocales, json['title']),
+      synopsis: _firstText(synopsisLocales, json['synopsis'] ?? json['description']),
+      titleLocales: titleLocales,
+      synopsisLocales: synopsisLocales,
+      tag: _firstText(tagLocales, json['tag']),
+      tagLocales: tagLocales,
+      category: category,
+      categoryLocales: categoryLocales,
+      types: types,
+      genre: _genreText(types, json['genre']),
+    );
+  }
+}
+
+String _firstText(Map<String, String> locales, Object? fallback, [List<Map<String, String>>? types]) {
+  final chinese = locales['zh'] ?? '';
+  if (chinese.isNotEmpty) return chinese;
+  if (types != null && types.isNotEmpty) {
+    final label = types.first['zh'] ?? '';
+    if (label.isNotEmpty) return label;
+  }
+  return fallback is String ? fallback : '';
+}
+
+String _genreText(List<Map<String, String>> types, Object? fallback) {
+  final names = types.map((item) => item['zh'] ?? '').where((value) => value.isNotEmpty);
+  final joined = names.join(' / ');
+  if (joined.isNotEmpty) return joined;
+  return fallback is String ? fallback : '';
+}

lib/core/data/models/episode_stats.dart

@@ -0,0 +1,55 @@
+// Author: fruit.com.cn
+
+import 'json_numbers.dart';
+
+/// 播放页轻量互动计数快照，不包含播放地址或票据信息。
+class EpisodeStats {
+  const EpisodeStats({
+    required this.episodeId,
+    required this.dramaId,
+    required this.likeCount,
+    required this.commentCount,
+    required this.favoriteCount,
+    required this.liked,
+    required this.favorited,
+  });
+
+  final String episodeId;
+  final String dramaId;
+  final int likeCount;
+  final int commentCount;
+  final int favoriteCount;
+  final bool liked;
+  final bool favorited;
+
+  EpisodeStats copyWith({
+    String? dramaId,
+    int? likeCount,
+    int? commentCount,
+    int? favoriteCount,
+    bool? liked,
+    bool? favorited,
+  }) {
+    return EpisodeStats(
+      episodeId: episodeId,
+      dramaId: dramaId ?? this.dramaId,
+      likeCount: likeCount ?? this.likeCount,
+      commentCount: commentCount ?? this.commentCount,
+      favoriteCount: favoriteCount ?? this.favoriteCount,
+      liked: liked ?? this.liked,
+      favorited: favorited ?? this.favorited,
+    );
+  }
+
+  factory EpisodeStats.fromJson(Map<String, dynamic> json) {
+    return EpisodeStats(
+      episodeId: jsonToId(json['episodeId']),
+      dramaId: jsonToId(json['dramaId']),
+      likeCount: jsonToInt(json['likeCount']),
+      commentCount: jsonToInt(json['commentCount']),
+      favoriteCount: jsonToInt(json['favoriteCount']),
+      liked: json['liked'] == true,
+      favorited: json['favorited'] == true,
+    );
+  }
+}

lib/core/data/models/home_feed.dart

@@ -48,7 +48,7 @@ class FeedSection {
   factory FeedSection.fromJson(Map<String, dynamic> json) {
     return FeedSection(
       code: json['code'] as String? ?? '',
-      title: json['title'] as String? ?? '',
+      title: _sectionTitle(json),
       dramas: (json['dramas'] as List? ?? const [])
           .whereType<Map<String, dynamic>>()
           .map(Drama.fromCardJson)
@@ -84,3 +84,12 @@ class FeedBanner {
     );
   }
 }
+
+String _sectionTitle(Map<String, dynamic> json) {
+  final locales = json['titleLocales'];
+  if (locales is Map) {
+    final chinese = locales['zh']?.toString() ?? '';
+    if (chinese.isNotEmpty) return chinese;
+  }
+  return json['title'] as String? ?? '';
+}

lib/core/data/models/interaction.dart

@@ -58,14 +58,16 @@ class LikeToggleResult {
 
 /// 控制器统一返回结果；失败消息可直接展示后端 `message`。
 class OperationResult<T> {
-  const OperationResult._(this.data, this.errorMessage);
+  const OperationResult._(this.data, this.errorMessage, this.errorCode);
 
-  const OperationResult.success([T? data]) : this._(data, null);
+  const OperationResult.success([T? data]) : this._(data, null, null);
 
-  const OperationResult.failure(this.errorMessage) : data = null;
+  const OperationResult.failure(this.errorMessage, {this.errorCode})
+    : data = null;
 
   final T? data;
   final String? errorMessage;
+  final int? errorCode;
 
   bool get isSuccess => errorMessage == null;
 }

lib/core/data/models/locale_text.dart

@@ -0,0 +1,16 @@
+// Author: fruit.com.cn
+
+/// 把接口里的语言表解析成字符串映射。
+Map<String, String> localeMap(Object? raw) {
+  if (raw is! Map) return const {};
+  return raw.map((key, value) => MapEntry('$key', value?.toString() ?? ''));
+}
+
+/// 按当前语言取文案。没有对应语言时用中文，中文也没有时用 fallback。
+String localizedText(String languageCode, String fallback, Map<String, String> locales) {
+  final selected = locales[languageCode] ?? '';
+  if (selected.isNotEmpty) return selected;
+  final chinese = locales['zh'] ?? '';
+  if (chinese.isNotEmpty) return chinese;
+  return fallback;
+}

lib/core/data/models/play_ticket.dart

@@ -14,7 +14,9 @@ class PlayTicket {
     this.unlockCoin = 0,
     this.previewSeconds = 0,
     this.qualities = const [],
+    this.tracks = const [],
     this.thumbnailsUrl,
+    this.posterUrl,
     this.likeCount,
     this.commentCount,
   });
@@ -39,9 +41,13 @@ class PlayTicket {
   /// 试看秒数：仅 `COIN_REQUIRED` 时有意义（付费解锁在 B2 做）。
   final int previewSeconds;
 
-  /// 后端下发的清晰度档位（如 AUTO / 720P / 1080P），HLS 由播放器自动切换。
+  /// 后端下发的清晰度档位（如 AUTO / 720p / 1080p）。
   final List<String> qualities;
+
+  /// 各档签名地址。AUTO 是主列表，点选其它档位时换成对应地址。
+  final List<PlayQualityTrack> tracks;
   final String? thumbnailsUrl;
+  final String? posterUrl;
   final int? likeCount;
   final int? commentCount;
 
@@ -64,7 +70,9 @@ class PlayTicket {
           .whereType<String>()
           .where((quality) => quality.isNotEmpty)
           .toList(),
+      tracks: _tracks(json['tracks'], json['playUrl'] as String? ?? ''),
       thumbnailsUrl: _optionalString(json['thumbnailsUrl']),
+      posterUrl: _optionalString(json['posterUrl']),
       likeCount: json['likeCount'] == null
           ? null
           : jsonToInt(json['likeCount']),
@@ -75,6 +83,67 @@ class PlayTicket {
   }
 }
 
+List<PlayQualityTrack> _tracks(dynamic raw, String playUrl) {
+  final tracks = <PlayQualityTrack>[];
+  if (raw is List) {
+    for (final item in raw) {
+      if (item is! Map) continue;
+      final quality = item['quality'] as String? ?? '';
+      final url = item['playUrl'] as String? ?? '';
+      if (quality.isEmpty || url.isEmpty) continue;
+      tracks.add(PlayQualityTrack(quality: quality, playUrl: url));
+    }
+  }
+  if (tracks.isEmpty && playUrl.isNotEmpty) {
+    tracks.add(PlayQualityTrack(quality: 'AUTO', playUrl: playUrl));
+  }
+  return tracks;
+}
+
+/// 按票据里的分轨地址取播放地址；没有分轨时，从主列表路径推出同目录的单档地址。
+String? qualityPlayUrl({
+  required String quality,
+  required List<PlayQualityTrack> tracks,
+  required String currentUrl,
+}) {
+  final wanted = quality.toUpperCase();
+  for (final track in tracks) {
+    if (track.quality.toUpperCase() == wanted && track.playUrl.isNotEmpty) {
+      return track.playUrl;
+    }
+  }
+  return siblingRenditionUrl(currentUrl, wanted);
+}
+
+/// `.../master.m3u8` 与 `.../720p/index.m3u8` 互相换算，查询参数原样保留。
+String? siblingRenditionUrl(String currentUrl, String quality) {
+  final uri = Uri.tryParse(currentUrl);
+  if (uri == null || uri.path.isEmpty) return null;
+  final path = uri.path;
+  const masterSuffix = '/master.m3u8';
+  String? root;
+  if (path.endsWith(masterSuffix)) {
+    root = path.substring(0, path.length - masterSuffix.length);
+  } else {
+    final match = RegExp(r'/(\d+p)/index\.m3u8$').firstMatch(path);
+    if (match == null) return null;
+    root = path.substring(0, match.start);
+  }
+  final next = quality.toUpperCase() == 'AUTO'
+      ? '$root$masterSuffix'
+      : '$root/${quality.toLowerCase()}/index.m3u8';
+  if (next == path) return currentUrl;
+  return uri.replace(path: next).toString();
+}
+
+/// 一档清晰度的签名播放地址。
+class PlayQualityTrack {
+  const PlayQualityTrack({required this.quality, required this.playUrl});
+
+  final String quality;
+  final String playUrl;
+}
+
 String? _optionalString(dynamic value) {
   final text = value is String ? value.trim() : '';
   return text.isEmpty ? null : text;

lib/core/data/models/playlist_detail.dart

@@ -0,0 +1,68 @@
+// Author: fruit.com.cn
+
+import 'drama.dart';
+import 'locale_text.dart';
+
+/// C 端剧单：`GET /app/playlists` 与 `GET /app/playlists/{id}` 的同一结构。
+class PlaylistDetail {
+  const PlaylistDetail({
+    required this.id,
+    required this.name,
+    required this.description,
+    this.locales = const {},
+    this.descriptionLocales = const {},
+    required this.dramaCount,
+    required this.dramas,
+    this.pageIndex = 1,
+    this.pageSize = 0,
+  });
+
+  final String id;
+
+  /// 中文名称，与 locales 里的 zh 相同。
+  final String name;
+  final Map<String, String> locales;
+
+  /// 中文描述，与 descriptionLocales 里的 zh 相同。
+  final String description;
+  final Map<String, String> descriptionLocales;
+  final int dramaCount;
+  final int pageIndex;
+  final int pageSize;
+  final List<Drama> dramas;
+
+  factory PlaylistDetail.fromJson(Map<String, dynamic> json) {
+    final dramas = _dramasOf(json['list']);
+    final locales = localeMap(json['locales']);
+    final descriptions = localeMap(json['descriptionLocales']);
+    return PlaylistDetail(
+      id: (json['id'] ?? '').toString(),
+      name: json['name'] as String? ?? locales['zh'] ?? '',
+      locales: locales,
+      description: json['description'] as String? ?? descriptions['zh'] ?? '',
+      descriptionLocales: descriptions,
+      dramaCount: (json['dramaCount'] as num?)?.toInt() ?? dramas.length,
+      pageIndex: (json['pageIndex'] as num?)?.toInt() ?? 1,
+      pageSize: (json['pageSize'] as num?)?.toInt() ?? dramas.length,
+      dramas: dramas,
+    );
+  }
+
+  /// 按界面语言取名称。缺对应语言时回落到中文。
+  String localizedName(String languageCode) {
+    return localizedText(languageCode, name, locales);
+  }
+
+  /// 按界面语言取描述。缺对应语言时回落到中文。
+  String localizedDescription(String languageCode) {
+    return localizedText(languageCode, description, descriptionLocales);
+  }
+}
+
+List<Drama> _dramasOf(Object? rows) {
+  if (rows is! List) return const [];
+  return rows
+      .whereType<Map>()
+      .map((item) => Drama.fromCardJson(Map<String, dynamic>.from(item)))
+      .toList(growable: false);
+}

lib/core/data/models/watch_progress.dart

@@ -1,6 +1,7 @@
 // Author: fruit.com.cn
 
 import 'json_numbers.dart';
+import 'locale_text.dart';
 
 /// 服务端续看记录：`GET /app/watch/progress?dramaId=` 与 `/app/watch/recent` 的下发结构。
 ///
@@ -13,17 +14,20 @@ class WatchProgress {
     required this.position,
     required this.duration,
     this.dramaTitle,
+    this.titleLocales = const {},
     this.dramaCover,
     this.episodeNumber,
     this.totalEpisodes,
     this.finished = false,
     this.playCount = 0,
+    this.viewCount,
     this.updatedAt,
   });
 
   final String dramaId;
   final String episodeId;
   final String? dramaTitle;
+  final Map<String, String> titleLocales;
   final String? dramaCover;
   final int? episodeNumber;
   final int? totalEpisodes;
@@ -31,6 +35,9 @@ class WatchProgress {
   final Duration duration;
   final bool finished;
   final int playCount;
+
+  /// 短剧热度。历史列表没下发时为空，不能拿用户自己的 playCount 冒充。
+  final int? viewCount;
   final DateTime? updatedAt;
 
   bool get hasPosition => position > Duration.zero;
@@ -41,11 +48,17 @@ class WatchProgress {
     return (position.inMilliseconds / duration.inMilliseconds).clamp(0.0, 1.0);
   }
 
+  /// 按当前语言取剧名。没有对应语言时回退中文，再回退 dramaTitle。
+  String localizedTitle(String languageCode) {
+    return localizedText(languageCode, dramaTitle ?? '', titleLocales);
+  }
+
   factory WatchProgress.fromJson(Map<String, dynamic> json) {
     return WatchProgress(
       dramaId: (json['dramaId'] ?? '').toString(),
       episodeId: (json['episodeId'] ?? '').toString(),
       dramaTitle: json['dramaTitle']?.toString(),
+      titleLocales: localeMap(json['titleLocales']),
       dramaCover: json['dramaCover']?.toString(),
       episodeNumber: json['episodeNumber'] == null
           ? null
@@ -57,6 +70,9 @@ class WatchProgress {
       duration: Duration(milliseconds: jsonToInt(json['durationMs'])),
       finished: json['finished'] == true,
       playCount: jsonToInt(json['playCount']),
+      viewCount: json['viewCount'] == null
+          ? null
+          : jsonToInt(json['viewCount']),
       updatedAt: DateTime.tryParse(json['updatedAt'] as String? ?? ''),
     );
   }
@@ -65,6 +81,7 @@ class WatchProgress {
     'dramaId': dramaId,
     'episodeId': episodeId,
     if (dramaTitle != null) 'dramaTitle': dramaTitle,
+    if (titleLocales.isNotEmpty) 'titleLocales': titleLocales,
     if (dramaCover != null) 'dramaCover': dramaCover,
     if (episodeNumber != null) 'episodeNumber': episodeNumber,
     if (totalEpisodes != null) 'totalEpisodes': totalEpisodes,
@@ -72,6 +89,7 @@ class WatchProgress {
     'durationMs': duration.inMilliseconds,
     'finished': finished,
     'playCount': playCount,
+    if (viewCount != null) 'viewCount': viewCount,
     if (updatedAt != null) 'updatedAt': updatedAt!.toIso8601String(),
   };
 }

lib/core/data/models/watch_record.dart

@@ -31,9 +31,13 @@ class WatchRecord {
   }
 
   /// 服务端分页标题优先，详情标题作为回退。
-  String get displayTitle {
-    final pageTitle = progress.dramaTitle?.trim() ?? '';
-    return pageTitle.isNotEmpty ? pageTitle : drama?.title.trim() ?? '';
+  String get displayTitle => localizedDisplayTitle('zh');
+
+  /// 按当前语言取标题。分页语言表优先，详情语言表作为回退。
+  String localizedDisplayTitle(String languageCode) {
+    final pageTitle = progress.localizedTitle(languageCode).trim();
+    if (pageTitle.isNotEmpty) return pageTitle;
+    return drama?.localizedTitle(languageCode).trim() ?? '';
   }
 
   /// 服务端分页封面优先，详情封面作为回退。

lib/core/data/remote/api_client.dart

@@ -24,6 +24,7 @@ class ApiClient {
     this.tokenRefresher,
     this.onUnauthorized,
     this.deviceIdReader,
+    this.platformReader,
   }) : _fixedBaseUrl = baseUrl {
     _dio = Dio(
       BaseOptions(
@@ -40,6 +41,7 @@ class ApiClient {
       AuthHeaderInterceptor(
         accessTokenReader: accessTokenReader,
         deviceIdReader: deviceIdReader,
+        platformReader: platformReader,
       ),
       const EnvelopeInterceptor(),
       NetworkLogInterceptor(),
@@ -67,6 +69,9 @@ class ApiClient {
   /// 设备号（`X-Device-Id`）：注册风控、后续下载绑定都要用
   final Future<String> Function()? deviceIdReader;
 
+  /// 客户端平台（`X-Client-Platform`）：后台区分 iOS / Android
+  final String Function()? platformReader;
+
   Future<Object?> get(String path, {Map<String, String>? query}) {
     return _request('GET', path, query: query);
   }
@@ -148,7 +153,8 @@ class ApiClient {
             skipAuthRetry: skipAuthRetry,
           );
         }
-        onUnauthorized?.call();
+        final token = accessTokenReader?.call();
+        if (token == null || token.isEmpty) onUnauthorized?.call();
         throw ApiException(401, cause.message ?? '登录已过期');
       }
       if (cause is ApiException) {

lib/core/data/remote/api_interceptors.dart

@@ -32,7 +32,11 @@ class TokenExpiredException implements Exception {
 ///
 /// 每个请求都重新取一次令牌，所以刷新成功后重发的那次会自动带上新令牌。
 class AuthHeaderInterceptor extends Interceptor {
-  AuthHeaderInterceptor({this.accessTokenReader, this.deviceIdReader});
+  AuthHeaderInterceptor({
+    this.accessTokenReader,
+    this.deviceIdReader,
+    this.platformReader,
+  });
 
   /// 当前 access token；未登录返回 null 或空串。
   final String? Function()? accessTokenReader;
@@ -40,6 +44,9 @@ class AuthHeaderInterceptor extends Interceptor {
   /// 设备号（`X-Device-Id`）：注册风控、下载绑定都用它。
   final Future<String> Function()? deviceIdReader;
 
+  /// 客户端平台（`X-Client-Platform`）：后台区分 iOS / Android，匿名请求同样要带。
+  final String Function()? platformReader;
+
   @override
   Future<void> onRequest(
     RequestOptions options,
@@ -54,6 +61,10 @@ class AuthHeaderInterceptor extends Interceptor {
     if (deviceId != null && deviceId.isNotEmpty) {
       options.headers['X-Device-Id'] = deviceId;
     }
+    final platform = platformReader?.call() ?? '';
+    if (platform.isNotEmpty) {
+      options.headers['X-Client-Platform'] = platform;
+    }
     handler.next(options);
   }
 }

lib/core/data/remote/auth_api.dart

@@ -33,6 +33,7 @@ class AuthApi {
     required String code,
     required String deviceId,
     String platform = '',
+    String osVersion = '',
     String appVersion = '',
   }) async {
     final data = await _client.post(
@@ -43,6 +44,7 @@ class AuthApi {
         'code': code,
         'deviceId': deviceId,
         'platform': platform,
+        'osVersion': osVersion,
         'appVersion': appVersion,
       },
     );
@@ -54,7 +56,9 @@ class AuthApi {
     required String target,
     required String code,
     required String deviceId,
+    String countryCode = '',
     String platform = '',
+    String osVersion = '',
     String appVersion = '',
   }) async {
     final data = await _client.post(
@@ -63,8 +67,10 @@ class AuthApi {
         'targetType': 'PHONE',
         'target': target,
         'code': code,
+        'countryCode': countryCode,
         'deviceId': deviceId,
         'platform': platform,
+        'osVersion': osVersion,
         'appVersion': appVersion,
       },
     );
@@ -75,7 +81,9 @@ class AuthApi {
     required String email,
     required String password,
     required String deviceId,
+    String countryCode = '',
     String platform = '',
+    String osVersion = '',
     String appVersion = '',
   }) async {
     final data = await _client.post(
@@ -84,9 +92,10 @@ class AuthApi {
         'targetType': 'EMAIL',
         'target': email,
         'password': password,
-        'countryCode': 'ID',
+        'countryCode': countryCode,
         'deviceId': deviceId,
         'platform': platform,
+        'osVersion': osVersion,
         'appVersion': appVersion,
       },
     );
@@ -98,6 +107,7 @@ class AuthApi {
     required String password,
     required String deviceId,
     String platform = '',
+    String osVersion = '',
     String appVersion = '',
   }) async {
     final data = await _client.post(
@@ -108,17 +118,25 @@ class AuthApi {
         'password': password,
         'deviceId': deviceId,
         'platform': platform,
+        'osVersion': osVersion,
         'appVersion': appVersion,
       },
     );
     return AuthSession.fromJson((data as Map).cast<String, dynamic>());
   }
 
-  Future<AuthSession> refresh(String refreshToken) async {
+  Future<AuthSession> refresh(
+    String refreshToken, {
+    String platform = '',
+    String osVersion = '',
+  }) async {
     final data = await _client.post(
       '/app/auth/refresh',
-      body: {'refreshToken': refreshToken},
-      // 刷新请求本身不带旧令牌重试，失败就是失败
+      body: {
+        'refreshToken': refreshToken,
+        'platform': platform,
+        'osVersion': osVersion,
+      },
       skipAuthRetry: true,
     );
     return AuthSession.fromJson((data as Map).cast<String, dynamic>());

lib/core/data/remote/catalog_api.dart

@@ -1,6 +1,9 @@
+import '../models/content_category.dart';
 import '../models/drama.dart';
 import '../models/feed_page.dart';
 import '../models/home_feed.dart';
+import '../models/page_result.dart';
+import '../models/playlist_detail.dart';
 import '../models/search_result.dart';
 import 'api_client.dart';
 
@@ -58,12 +61,95 @@ class CatalogApi {
     return SearchResult.fromJson(_asMap(data));
   }
 
+  static const int playlistPageSize = 10;
+  static const int playlistDramaPageSize = 20;
+
+  /// 已启用剧单，分页返回，每条带已上线短剧卡片。
+  Future<PageResult<PlaylistDetail>> playlists({
+    int pageIndex = 1,
+    int pageSize = playlistPageSize,
+  }) async {
+    final data = await _client.get(
+      '/app/playlists',
+      query: {
+        'pageIndex': '$pageIndex',
+        'pageSize': '$pageSize',
+      },
+    );
+    return PageResult.parse(data, PlaylistDetail.fromJson);
+  }
+
+  /// 单个剧单详情。短剧按 pageIndex、pageSize 翻页。
+  Future<PlaylistDetail> playlist(
+    String id, {
+    int pageIndex = 1,
+    int pageSize = playlistDramaPageSize,
+  }) async {
+    return PlaylistDetail.fromJson(
+      _asMap(
+        await _client.get(
+          '/app/playlists/$id',
+          query: {
+            'pageIndex': '$pageIndex',
+            'pageSize': '$pageSize',
+          },
+        ),
+      ),
+    );
+  }
+
+  /// 已启用首页分类，名称在 locales。
+  Future<List<ContentCategory>> classifications() async {
+    return _categories(await _client.get('/app/categories'));
+  }
+
+  /// 已启用类型，名称在 locales。
+  Future<List<ContentCategory>> dramaCategories() async {
+    return _categories(await _client.get('/app/drama-categories'));
+  }
+
+  /// 已启用标签，名称在 locales。
+  Future<List<ContentCategory>> tags() async {
+    return _categories(await _client.get('/app/tags'));
+  }
+
+  static const int libraryPageSize = 20;
+
+  /// 全部短剧。同一组 id 多选为或，组与组之间为且。
+  Future<PageResult<Drama>> libraryDramas({
+    List<String> categoryIds = const [],
+    List<String> classificationIds = const [],
+    List<String> tagIds = const [],
+    int pageIndex = 1,
+    int pageSize = libraryPageSize,
+  }) async {
+    final data = await _client.post(
+      '/app/dramas/page',
+      body: {
+        'pageIndex': pageIndex,
+        'pageSize': pageSize,
+        'categoryIds': categoryIds,
+        'classificationIds': classificationIds,
+        'tagIds': tagIds,
+      },
+    );
+    return PageResult.parse(data, Drama.fromCardJson);
+  }
+
   Future<Drama> dramaDetail(String dramaId) async {
     return Drama.fromDetailJson(
       _asMap(await _client.get('/app/dramas/$dramaId')),
     );
   }
 
+  List<ContentCategory> _categories(Object? data) {
+    if (data is! List) return const [];
+    return [
+      for (final item in data)
+        if (item is Map<String, dynamic>) ContentCategory.fromJson(item),
+    ];
+  }
+
   Map<String, dynamic> _asMap(Object? data) {
     if (data is Map<String, dynamic>) return data;
     throw const ApiException(-1, '返回数据格式异常');

lib/core/data/remote/category_api.dart

@@ -1,12 +1,16 @@
 // Author: fruit.com.cn
 
 import '../models/content_category.dart';
+import '../models/drama.dart';
+import '../models/page_result.dart';
 import 'api_client.dart';
 
 /// 内容分类接口，对应契约 `GET /app/categories`。
 class CategoryApi {
   const CategoryApi(this._client);
 
+  static const int dramaPageSize = 20;
+
   final ApiClient _client;
 
   /// 拉取已启用分类，id 全程按字符串解析。
@@ -18,4 +22,20 @@ class CategoryApi {
         if (item is Map<String, dynamic>) ContentCategory.fromJson(item),
     ];
   }
+
+  /// 分类下已上线短剧，pageIndex 从 1 开始。
+  Future<PageResult<Drama>> dramas(
+    String categoryId, {
+    int pageIndex = 1,
+    int pageSize = dramaPageSize,
+  }) async {
+    final data = await _client.get(
+      '/app/categories/$categoryId/dramas',
+      query: {
+        'pageIndex': '$pageIndex',
+        'pageSize': '$pageSize',
+      },
+    );
+    return PageResult.parse(data, Drama.fromCardJson);
+  }
 }

lib/core/data/remote/device_profile.dart

@@ -0,0 +1,15 @@
+// Author: fruit.com.cn
+
+import 'dart:io' show Platform;
+
+import 'package:flutter/foundation.dart';
+
+/// 客户端平台，后台只用来区分 iOS / Android。
+///
+/// 系统版本、机型一律不上报：后台列表需要的只是「这台设备是安卓还是苹果」。
+String clientPlatform() {
+  if (kIsWeb) return 'WEB';
+  if (Platform.isAndroid) return 'ANDROID';
+  if (Platform.isIOS) return 'IOS';
+  return '';
+}

lib/core/data/remote/library_api.dart

@@ -36,4 +36,9 @@ class LibraryApi {
   Future<void> removeFavorite(String dramaId) async {
     await _client.delete('/app/favorites/$dramaId');
   }
+
+  /// 一次取消多部短剧，请求体为 dramaIds 数组。
+  Future<void> removeFavorites(List<String> dramaIds) async {
+    await _client.post('/app/favorites/remove', body: {'dramaIds': dramaIds});
+  }
 }

lib/core/data/remote/playback_api.dart

@@ -1,5 +1,6 @@
 // Author: fruit.com.cn
 
+import '../models/episode_stats.dart';
 import '../models/play_ticket.dart';
 import 'api_client.dart';
 
@@ -17,4 +18,11 @@ class PlaybackApi {
     if (data is Map<String, dynamic>) return PlayTicket.fromJson(data);
     throw const ApiException(-1, '返回数据格式异常');
   }
+
+  /// 轻量刷新互动计数：不签发地址，也不占用播放票据缓存。
+  Future<EpisodeStats> episodeStats(String episodeId) async {
+    final data = await _client.get('/app/episodes/$episodeId/stats');
+    if (data is Map<String, dynamic>) return EpisodeStats.fromJson(data);
+    throw const ApiException(-1, '返回数据格式异常');
+  }
 }

lib/core/data/remote/watch_api.dart

@@ -4,7 +4,7 @@ import '../models/page_result.dart';
 import '../models/watch_progress.dart';
 import 'api_client.dart';
 
-/// 观看进度接口：`/app/watch/*`（契约 §1.5）。全部需要登录态。
+/// 观看进度接口：`/app/watch/*`（契约 §1.5）。支持账号或设备身份。
 class WatchApi {
   const WatchApi(this._client);
 

lib/core/data/repositories/favorite_repository.dart

@@ -13,29 +13,30 @@ abstract interface class FavoriteRepository {
   Future<PageResult<Drama>> page({int pageIndex = 1, int pageSize = 20});
 
   Future<void> remove(String dramaId);
+
+  /// 一次取消多部短剧。
+  Future<void> removeMany(List<String> dramaIds);
 }
 
 class HttpFavoriteRepository implements FavoriteRepository {
-  const HttpFavoriteRepository(this._api, {this.isSignedIn});
+  const HttpFavoriteRepository(this._api);
 
   final LibraryApi _api;
 
-  /// 未登录时不请求：收藏属于账号，匿名浏览时列表按空处理（点收藏按钮会先引导登录）。
-  final bool Function()? isSignedIn;
-
-  bool get _signedIn => isSignedIn?.call() ?? true;
-
   @override
   Future<bool> toggle(String dramaId) => _api.toggleFavorite(dramaId);
 
   @override
   Future<PageResult<Drama>> page({int pageIndex = 1, int pageSize = 20}) async {
-    if (!_signedIn) return const PageResult();
     return _api.favorites(pageIndex: pageIndex, pageSize: pageSize);
   }
 
   @override
   Future<void> remove(String dramaId) => _api.removeFavorite(dramaId);
+
+  @override
+  Future<void> removeMany(List<String> dramaIds) =>
+      _api.removeFavorites(dramaIds);
 }
 
 /// 内存实现：单测与 widget 测试注入用。
@@ -51,6 +52,7 @@ class InMemoryFavoriteRepository implements FavoriteRepository {
   bool failRemove = false;
   int toggleCalls = 0;
   int pageCalls = 0;
+  int removeManyCalls = 0;
 
   @override
   Future<bool> toggle(String dramaId) async {
@@ -80,4 +82,11 @@ class InMemoryFavoriteRepository implements FavoriteRepository {
     if (failRemove) throw StateError('favorite unavailable');
     _saved.remove(dramaId);
   }
+
+  @override
+  Future<void> removeMany(List<String> dramaIds) async {
+    removeManyCalls += 1;
+    if (failRemove) throw StateError('favorite unavailable');
+    _saved.removeAll(dramaIds);
+  }
 }

lib/core/data/repositories/playback_repository.dart

@@ -1,5 +1,6 @@
 // Author: fruit.com.cn
 
+import '../models/episode_stats.dart';
 import '../models/play_ticket.dart';
 import '../remote/playback_api.dart';
 
@@ -10,6 +11,9 @@ import '../remote/playback_api.dart';
 abstract interface class PlaybackRepository {
   Future<PlayTicket> ticketFor(String episodeId, {bool forceRefresh = false});
 
+  /// 读取互动计数快照；与 [ticketFor] 分离，避免为了刷新计数重新签发地址。
+  Future<EpisodeStats> episodeStats(String episodeId);
+
   /// 当前缓存的票据是否还在有效期内（用于"回前台发现过期就重新取"）。
   bool isFresh(String episodeId);
 }
@@ -42,6 +46,10 @@ class HttpPlaybackRepository implements PlaybackRepository {
     return ticket;
   }
 
+  @override
+  Future<EpisodeStats> episodeStats(String episodeId) =>
+      _api.episodeStats(episodeId);
+
   @override
   bool isFresh(String episodeId) {
     final cached = _cache[episodeId];
@@ -65,11 +73,22 @@ class _CachedTicket {
 
 /// 测试与离线场景用：按集返回固定票据，并记录被请求过几次。
 class FakePlaybackRepository implements PlaybackRepository {
-  FakePlaybackRepository({this.ticket, this.error, this.fresh = true});
+  FakePlaybackRepository({
+    this.ticket,
+    this.error,
+    this.fresh = true,
+    this.stats,
+    this.statsError,
+    Map<String, EpisodeStats>? statsByEpisode,
+  }) : statsByEpisode = statsByEpisode ?? {};
 
   PlayTicket? ticket;
   Object? error;
+  EpisodeStats? stats;
+  Object? statsError;
+  final Map<String, EpisodeStats> statsByEpisode;
   final List<String> requests = [];
+  final List<String> statsRequests = [];
   final List<bool> forced = [];
 
   /// 模拟"票据是否还有效"：置 false 可验证回前台会重新取。
@@ -95,4 +114,13 @@ class FakePlaybackRepository implements PlaybackRepository {
           qualities: const ['AUTO', '720P', '1080P'],
         );
   }
+
+  @override
+  Future<EpisodeStats> episodeStats(String episodeId) async {
+    statsRequests.add(episodeId);
+    if (statsError != null) throw statsError!;
+    final value = statsByEpisode[episodeId] ?? stats;
+    if (value != null) return value;
+    throw StateError('episode stats not configured for $episodeId');
+  }
 }

lib/core/data/repositories/playlist_repository.dart

@@ -0,0 +1,38 @@
+// Author: fruit.com.cn
+
+import '../models/page_result.dart';
+import '../models/playlist_detail.dart';
+import '../remote/catalog_api.dart';
+
+/// 剧单来源：列表分页拉取，详情用于打开单条时刷新。
+abstract interface class PlaylistRepository {
+  Future<PageResult<PlaylistDetail>> fetchPlaylists({
+    int pageIndex = 1,
+    int pageSize = CatalogApi.playlistPageSize,
+  });
+
+  Future<PlaylistDetail> fetchPlaylist(
+    String id, {
+    int pageIndex = 1,
+    int pageSize = CatalogApi.playlistDramaPageSize,
+  });
+}
+
+class HttpPlaylistRepository implements PlaylistRepository {
+  HttpPlaylistRepository(this._api);
+
+  final CatalogApi _api;
+
+  @override
+  Future<PageResult<PlaylistDetail>> fetchPlaylists({
+    int pageIndex = 1,
+    int pageSize = CatalogApi.playlistPageSize,
+  }) => _api.playlists(pageIndex: pageIndex, pageSize: pageSize);
+
+  @override
+  Future<PlaylistDetail> fetchPlaylist(
+    String id, {
+    int pageIndex = 1,
+    int pageSize = CatalogApi.playlistDramaPageSize,
+  }) => _api.playlist(id, pageIndex: pageIndex, pageSize: pageSize);
+}

lib/core/data/repositories/watch_history_repository.dart

@@ -35,18 +35,12 @@ abstract interface class WatchHistoryRepository {
 }
 
 class HttpWatchHistoryRepository implements WatchHistoryRepository {
-  const HttpWatchHistoryRepository(this._api, {this.isSignedIn});
+  const HttpWatchHistoryRepository(this._api);
 
   final WatchApi _api;
 
-  /// 未登录时这些接口必然 401：直接短路成"没有记录"，让浏览/试看保持匿名可用。
-  final bool Function()? isSignedIn;
-
-  bool get _signedIn => isSignedIn?.call() ?? true;
-
   @override
   Future<WatchProgress?> progressFor(String dramaId) async {
-    if (!_signedIn) return null;
     return _api.progressOfDrama(dramaId);
   }
 
@@ -57,7 +51,6 @@ class HttpWatchHistoryRepository implements WatchHistoryRepository {
     Duration? duration,
     bool finished = false,
   }) async {
-    if (!_signedIn) return null;
     return _api.saveProgress(
       episodeId: episodeId,
       position: position,
@@ -71,19 +64,16 @@ class HttpWatchHistoryRepository implements WatchHistoryRepository {
     int pageIndex = 1,
     int pageSize = 20,
   }) async {
-    if (!_signedIn) return const PageResult();
     return _api.recent(pageIndex: pageIndex, pageSize: pageSize);
   }
 
   @override
   Future<void> remove(String dramaId) async {
-    if (!_signedIn) return;
     await _api.removeProgress(dramaId);
   }
 
   @override
   Future<void> clear() async {
-    if (!_signedIn) return;
     await _api.clearProgress();
   }
 }

lib/core/data/services/all_dramas_controller.dart

@@ -0,0 +1,173 @@
+// Author: fruit.com.cn
+// 全部短剧筛选与分页：拉取分类、类型、标签，并按页加载短剧。
+
+import '../models/content_category.dart';
+import '../models/drama.dart';
+import '../models/page_result.dart';
+import '../remote/catalog_api.dart';
+
+/// 全部短剧筛选与分页所需的远端能力。
+abstract interface class AllDramasRemote {
+  /// 已启用分类。
+  Future<List<ContentCategory>> classifications();
+
+  /// 已启用类型。
+  Future<List<ContentCategory>> categories();
+
+  /// 已启用标签。
+  Future<List<ContentCategory>> tags();
+
+  /// 按当前筛选取一页短剧。
+  Future<PageResult<Drama>> dramas({
+    required List<String> categoryIds,
+    required List<String> classificationIds,
+    required List<String> tagIds,
+    required int pageIndex,
+  });
+}
+
+/// 用现有目录接口实现全部短剧远端能力。
+class CatalogAllDramasRemote implements AllDramasRemote {
+  /// 绑定目录接口。
+  const CatalogAllDramasRemote(this._api);
+
+  final CatalogApi _api;
+
+  @override
+  Future<List<ContentCategory>> classifications() => _api.classifications();
+
+  @override
+  Future<List<ContentCategory>> categories() => _api.dramaCategories();
+
+  @override
+  Future<List<ContentCategory>> tags() => _api.tags();
+
+  @override
+  Future<PageResult<Drama>> dramas({
+    required List<String> categoryIds,
+    required List<String> classificationIds,
+    required List<String> tagIds,
+    required int pageIndex,
+  }) {
+    return _api.libraryDramas(
+      categoryIds: categoryIds,
+      classificationIds: classificationIds,
+      tagIds: tagIds,
+      pageIndex: pageIndex,
+    );
+  }
+}
+
+/// 全部短剧：筛选项来自类型、分类、标签，列表按页加载。
+class AllDramasController {
+  AllDramasController({
+    AllDramasRemote? api,
+    this.classifications = const [],
+    this.categories = const [],
+    this.tags = const [],
+    this.dramas = const [],
+  }) : _api = api; // ignore: prefer_initializing_formals
+
+  final AllDramasRemote? _api;
+  List<ContentCategory> classifications;
+  List<ContentCategory> categories;
+  List<ContentCategory> tags;
+  final Set<String> selectedClassifications = {};
+  final Set<String> selectedCategories = {};
+  final Set<String> selectedTags = {};
+  List<Drama> dramas;
+  bool loading = false;
+  bool loadingMore = false;
+  bool hasMore = false;
+  String? error;
+  int _page = 1;
+  int _total = 0;
+
+  bool get usesRemote => _api != null;
+
+  /// 预览用：筛选项和列表都已在本地，不请求接口。
+  factory AllDramasController.preview({
+    List<ContentCategory> classifications = const [],
+    List<ContentCategory> categories = const [],
+    List<ContentCategory> tags = const [],
+    List<Drama> dramas = const [],
+  }) {
+    return AllDramasController(
+      classifications: classifications,
+      categories: categories,
+      tags: tags,
+      dramas: dramas,
+    );
+  }
+
+  /// 从第一页重新拉取筛选项和短剧。没有接口时直接返回。
+  Future<void> refresh() async {
+    if (_api == null) return;
+    loading = true;
+    error = null;
+    _page = 1;
+    try {
+      final filters = await Future.wait([
+        _api.classifications(),
+        _api.categories(),
+        _api.tags(),
+      ]);
+      classifications = filters[0];
+      categories = filters[1];
+      tags = filters[2];
+      final page = await _loadPage(1);
+      dramas = page;
+      hasMore = dramas.length < _total;
+    } catch (caught) {
+      error = '$caught';
+    } finally {
+      loading = false;
+    }
+  }
+
+  /// 追加下一页。没有更多、正在加载或没有接口时直接返回。
+  Future<void> loadMore() async {
+    if (_api == null || loading || loadingMore || !hasMore) return;
+    loadingMore = true;
+    error = null;
+    try {
+      final next = await _loadPage(_page + 1);
+      _page += 1;
+      dramas = [...dramas, ...next];
+      hasMore = dramas.length < _total;
+    } catch (caught) {
+      error = '$caught';
+    } finally {
+      loadingMore = false;
+    }
+  }
+
+  /// 切换一个分类。传入空字符串表示清空这一组。
+  void toggleClassification(String id) =>
+      _toggle(selectedClassifications, id);
+
+  /// 切换一个类型。传入空字符串表示清空这一组。
+  void toggleCategory(String id) => _toggle(selectedCategories, id);
+
+  /// 切换一个标签。传入空字符串表示清空这一组。
+  void toggleTag(String id) => _toggle(selectedTags, id);
+
+  void _toggle(Set<String> selected, String id) {
+    if (id.isEmpty) {
+      selected.clear();
+      return;
+    }
+    if (!selected.add(id)) selected.remove(id);
+  }
+
+  Future<List<Drama>> _loadPage(int pageIndex) async {
+    final page = await _api!.dramas(
+      categoryIds: selectedCategories.toList(growable: false),
+      classificationIds: selectedClassifications.toList(growable: false),
+      tagIds: selectedTags.toList(growable: false),
+      pageIndex: pageIndex,
+    );
+    _total = page.total;
+    return page.list;
+  }
+}

lib/core/data/services/auth_controller.dart

@@ -1,3 +1,5 @@
+import 'dart:io' show Platform;
+
 import 'package:flutter/foundation.dart';
 
 import '../models/auth_session.dart';
@@ -9,7 +11,7 @@ import 'auth_session_store.dart';
 ///
 /// 职责：本地会话的读写（[AuthSessionStore]）、注册/登录/登出、令牌刷新；
 /// 也是 [ApiClient] 的 `accessTokenReader` / `tokenRefresher` / `onUnauthorized` 实现方 ——
-/// 401 → 刷新 → 重试失败就清会话，UI 通过 [isSignedIn] 自动回到未登录态。
+/// 401 → 刷新 → 重试。令牌被拒绝才清会话，服务中断时保持登录。
 class AuthController extends ChangeNotifier {
   AuthController(this._api, this._store);
 
@@ -19,6 +21,10 @@ class AuthController extends ChangeNotifier {
   AuthSession? _session;
   String _deviceId = '';
   bool _loaded = false;
+  Future<bool>? _refreshing;
+
+  /// 登录已过期、账号停用才清本地会话。服务不可达不能当成退出登录。
+  static const Set<int> _rejectedSessionCodes = {401, 100001};
 
   bool get isLoaded => _loaded;
   bool get isSignedIn => _session != null;
@@ -42,7 +48,9 @@ class AuthController extends ChangeNotifier {
       email: email,
       password: password,
       deviceId: await _store.deviceId(),
+      countryCode: await _store.deviceRegion(),
       platform: _platform,
+      osVersion: _osVersion,
     );
     await _apply(session);
   }
@@ -53,14 +61,12 @@ class AuthController extends ChangeNotifier {
       password: password,
       deviceId: await _store.deviceId(),
       platform: _platform,
+      osVersion: _osVersion,
     );
     await _apply(session);
   }
 
-  Future<void> sendOtp({
-    required String target,
-    String scene = 'LOGIN',
-  }) async {
+  Future<void> sendOtp({required String target, String scene = 'LOGIN'}) async {
     await _api.sendOtp(
       target: target,
       scene: scene,
@@ -77,6 +83,7 @@ class AuthController extends ChangeNotifier {
       code: code,
       deviceId: await _store.deviceId(),
       platform: _platform,
+      osVersion: _osVersion,
     );
     await _apply(session);
   }
@@ -89,11 +96,19 @@ class AuthController extends ChangeNotifier {
       target: target,
       code: code,
       deviceId: await _store.deviceId(),
+      countryCode: await _store.deviceRegion(),
       platform: _platform,
+      osVersion: _osVersion,
     );
     await _apply(session);
   }
 
+  Future<void> clear() async {
+    _session = null;
+    await _store.clear();
+    notifyListeners();
+  }
+
   Future<void> signOut() async {
     final refreshToken = _session?.refreshToken ?? '';
     _session = null;
@@ -107,29 +122,43 @@ class AuthController extends ChangeNotifier {
     }
   }
 
-  /// 供 [ApiClient] 调用：刷新令牌并落盘。失败时清本地会话。
-  Future<bool> refresh() async {
+  /// 供 [ApiClient] 调用：刷新令牌并落盘。
+  ///
+  /// 同一时刻只刷新一次，避免重启期间并发 401 把新令牌轮换掉。
+  /// 网络失败或 5xx 保留本地会话；只有令牌被拒绝才退出登录。
+  Future<bool> refresh() {
+    final current = _refreshing;
+    if (current != null) return current;
+    final run = _refreshSingle();
+    _refreshing = run;
+    return run.whenComplete(() {
+      if (identical(_refreshing, run)) _refreshing = null;
+    });
+  }
+
+  Future<bool> _refreshSingle() async {
     final refreshToken = _session?.refreshToken ?? '';
     if (refreshToken.isEmpty) {
       await clear();
       return false;
     }
     try {
-      await _apply(await _api.refresh(refreshToken));
+      await _apply(
+        await _api.refresh(
+          refreshToken,
+          platform: _platform,
+          osVersion: _osVersion,
+        ),
+      );
       return true;
+    } on ApiException catch (error) {
+      if (_rejectedSessionCodes.contains(error.code)) await clear();
+      return false;
     } catch (_) {
-      await clear();
       return false;
     }
   }
 
-  Future<void> clear() async {
-    if (_session == null) return;
-    _session = null;
-    await _store.clear();
-    notifyListeners();
-  }
-
   /// 资料保存成功后同步登录态摘要，保留当前令牌。
   Future<void> applyProfile(AuthUser user) async {
     final current = _session;
@@ -154,4 +183,9 @@ class AuthController extends ChangeNotifier {
     if (kIsWeb) return 'WEB';
     return defaultTargetPlatform == TargetPlatform.iOS ? 'IOS' : 'ANDROID';
   }
+
+  String get _osVersion {
+    if (kIsWeb) return '';
+    return Platform.operatingSystemVersion;
+  }
 }

lib/core/data/services/auth_session_store.dart

@@ -4,6 +4,7 @@ import 'dart:math';
 import 'package:shared_preferences/shared_preferences.dart';
 
 import '../models/auth_session.dart';
+import 'device_id_provider.dart';
 
 /// 令牌与设备号的本地持久化。
 ///
@@ -11,13 +12,17 @@ import '../models/auth_session.dart';
 /// `SharedPreferences.getInstance()` 在新版本里已标注弃用，两套混用还会让
 /// widget 测试只 mock 到其中一套。
 ///
-/// 设备号是后端注册风控与后续"下载设备绑定"的依据，所以**首次生成后就固定下来**；
-/// 不引 UUID 库（保持极简依赖），用「时间戳 + 随机数」拼一个够用的 id。
+/// 设备号优先取系统标识（Android SSAID / iOS IDFV），这样卸载重装后还是同一台设备；
+/// 系统标识不可用时才回退到本地生成并持久化的 UUID，保证任何环境都能跑。
 class AuthSessionStore {
-  AuthSessionStore({SharedPreferencesAsync? preferences})
-    : _preferences = preferences ?? SharedPreferencesAsync();
+  AuthSessionStore({
+    SharedPreferencesAsync? preferences,
+    DeviceIdProvider? deviceIdProvider,
+  }) : _preferences = preferences ?? SharedPreferencesAsync(),
+       _deviceIdProvider = deviceIdProvider ?? DeviceIdProvider();
 
   final SharedPreferencesAsync _preferences;
+  final DeviceIdProvider _deviceIdProvider;
 
   static const _kAccessToken = 'auth.accessToken';
   static const _kRefreshToken = 'auth.refreshToken';
@@ -25,21 +30,46 @@ class AuthSessionStore {
   static const _kDeviceId = 'device.id';
 
   String? _cachedDeviceId;
+  String? _cachedRegion;
 
   Future<String> deviceId() async {
     if (_cachedDeviceId != null) return _cachedDeviceId!;
-    var value = await _preferences.getString(_kDeviceId) ?? '';
-    if (value.isEmpty) {
-      final random = Random();
-      value =
-          'd-${DateTime.now().millisecondsSinceEpoch.toRadixString(36)}-'
-          '${random.nextInt(1 << 32).toRadixString(36)}';
-      await _preferences.setString(_kDeviceId, value);
-    }
+    final systemId = await _deviceIdProvider.systemDeviceId();
+    final value = systemId ?? await _localDeviceId();
     _cachedDeviceId = value;
     return value;
   }
 
+  /// 设备区域（ISO-2），取不到返回空串；只在注册时作为服务端 IP 解析失败后的兜底。
+  Future<String> deviceRegion() async {
+    if (_cachedRegion != null) return _cachedRegion!;
+    final value = await _deviceIdProvider.deviceRegion() ?? '';
+    _cachedRegion = value;
+    return value;
+  }
+
+  /// 系统标识取不到时的兜底：本地 UUIDv4，生成一次后固定下来。
+  Future<String> _localDeviceId() async {
+    final stored = await _preferences.getString(_kDeviceId) ?? '';
+    if (stored.isNotEmpty) return stored;
+    final generated = 'd-${_uuidV4()}';
+    await _preferences.setString(_kDeviceId, generated);
+    return generated;
+  }
+
+  /// UUIDv4：122 位随机，碰撞概率可忽略，不引第三方依赖。
+  String _uuidV4() {
+    final random = Random.secure();
+    final bytes = List<int>.generate(16, (_) => random.nextInt(256));
+    bytes[6] = (bytes[6] & 0x0f) | 0x40;
+    bytes[8] = (bytes[8] & 0x3f) | 0x80;
+    String hex(int start, int end) => bytes
+        .sublist(start, end)
+        .map((byte) => byte.toRadixString(16).padLeft(2, '0'))
+        .join();
+    return '${hex(0, 4)}-${hex(4, 6)}-${hex(6, 8)}-${hex(8, 10)}-${hex(10, 16)}';
+  }
+
   Future<AuthSession?> read() async {
     final accessToken = await _preferences.getString(_kAccessToken) ?? '';
     final refreshToken = await _preferences.getString(_kRefreshToken) ?? '';

lib/core/data/services/category_controller.dart

@@ -6,6 +6,8 @@ import '../../config/app_config.dart';
 import '../models/content_category.dart';
 import '../models/drama.dart';
 import '../models/home_feed.dart';
+import '../models/page_result.dart';
+import '../remote/category_api.dart';
 import '../repositories/category_repository.dart';
 
 /// 剧场页数据：服务端分类清单与发现 feed。
@@ -14,13 +16,80 @@ class CategoryController extends ChangeNotifier {
 
   final CategoryRepository _repository;
 
+  /// 生产环境注入。未注入时首页分类继续用本地筛选。
+  Future<PageResult<Drama>> Function(
+    String categoryId, {
+    int pageIndex,
+    int pageSize,
+  })? dramaPageLoader;
+
   List<ContentCategory> categories = const [];
+  final Map<String, CategoryDramaSlot> _slots = {};
   HomeFeed feed = const HomeFeed();
   bool loading = false;
   String? error;
   String? debugError;
   bool _disposed = false;
 
+  /// 某个分类自己的短剧分页，不和别的分类共用。
+  CategoryDramaSlot slotOf(String categoryId) {
+    return _slots.putIfAbsent(categoryId, CategoryDramaSlot.new);
+  }
+
+  /// 打开分类并加载第一页短剧。
+  Future<void> openCategory(String categoryId) async {
+    final loader = dramaPageLoader;
+    if (loader == null) return;
+    final slot = slotOf(categoryId);
+    slot.loading = true;
+    slot.loadingMore = false;
+    _notify();
+    try {
+      final page = await loader(
+        categoryId,
+        pageIndex: 1,
+        pageSize: CategoryApi.dramaPageSize,
+      );
+      slot.dramas = page.list;
+      slot.total = page.total;
+      slot.pageIndex = 1;
+    } catch (exception) {
+      if (kDebugMode) debugPrint('[category] $exception');
+    } finally {
+      slot.loading = false;
+      _notify();
+    }
+  }
+
+  /// 上拉加载这个分类的下一页。
+  Future<void> loadMore(String categoryId) async {
+    final loader = dramaPageLoader;
+    final slot = _slots[categoryId];
+    if (loader == null || slot == null) return;
+    if (slot.loading || slot.loadingMore || !slot.hasMore) return;
+    slot.loadingMore = true;
+    _notify();
+    try {
+      final page = await loader(
+        categoryId,
+        pageIndex: slot.pageIndex + 1,
+        pageSize: CategoryApi.dramaPageSize,
+      );
+      if (page.list.isEmpty) {
+        slot.total = slot.dramas.length;
+      } else {
+        slot.dramas = [...slot.dramas, ...page.list];
+        slot.total = page.total;
+        slot.pageIndex += 1;
+      }
+    } catch (exception) {
+      if (kDebugMode) debugPrint('[category] more $exception');
+    } finally {
+      slot.loadingMore = false;
+      _notify();
+    }
+  }
+
   /// 分类九宫格点击后读取该分类的剧目；缺失分区返回空列表。
   List<Drama> dramasOf(String categoryId) {
     final code = 'category-$categoryId';
@@ -30,19 +99,23 @@ class CategoryController extends ChangeNotifier {
     return const [];
   }
 
-  /// 加载分类与发现 feed；失败保留可重试错误态。
+  /// 首页只拉分类，再拉第一个分类的短剧。发现页聚合留到没有短剧分页时再取。
   Future<void> load() async {
     loading = true;
     error = null;
     debugError = null;
     _notify();
     try {
-      final results = await Future.wait<Object>([
-        _repository.fetchCategories(),
-        _repository.fetchDiscoverFeed(),
-      ]);
-      categories = results[0] as List<ContentCategory>;
-      feed = results[1] as HomeFeed;
+      if (dramaPageLoader != null) {
+        categories = await _repository.fetchCategories();
+      } else {
+        final results = await Future.wait<Object>([
+          _repository.fetchCategories(),
+          _repository.fetchDiscoverFeed(),
+        ]);
+        categories = results[0] as List<ContentCategory>;
+        feed = results[1] as HomeFeed;
+      }
     } catch (exception) {
       error = 'categoriesError';
       debugError = exception.toString();
@@ -53,6 +126,9 @@ class CategoryController extends ChangeNotifier {
       loading = false;
       _notify();
     }
+    if (error == null && dramaPageLoader != null && categories.isNotEmpty) {
+      await openCategory(categories.first.id);
+    }
   }
 
   void _notify() {
@@ -65,3 +141,14 @@ class CategoryController extends ChangeNotifier {
     super.dispose();
   }
 }
+
+/// 单个分类的短剧分页状态。
+class CategoryDramaSlot {
+  List<Drama> dramas = const [];
+  int total = 0;
+  int pageIndex = 0;
+  bool loading = false;
+  bool loadingMore = false;
+
+  bool get hasMore => dramas.length < total;
+}

lib/core/data/services/comment_controller.dart

@@ -197,7 +197,10 @@ class CommentController extends ChangeNotifier {
       _insertPublished(comment, replyTo);
       return OperationResult.success(comment);
     } catch (failure) {
-      return OperationResult.failure(_errorMessage(failure));
+      return OperationResult.failure(
+        _errorMessage(failure),
+        errorCode: failure is ApiException ? failure.code : null,
+      );
     } finally {
       submitting = false;
       _notify();
@@ -217,7 +220,10 @@ class CommentController extends ChangeNotifier {
       return const OperationResult.success();
     } catch (failure) {
       _restoreComment(comment, location);
-      return OperationResult.failure(_errorMessage(failure));
+      return OperationResult.failure(
+        _errorMessage(failure),
+        errorCode: failure is ApiException ? failure.code : null,
+      );
     } finally {
       _deletingCommentIds.remove(comment.id);
       _notify();
@@ -253,7 +259,10 @@ class CommentController extends ChangeNotifier {
       return OperationResult.success(result);
     } catch (failure) {
       _replaceComment(current);
-      return OperationResult.failure(_errorMessage(failure));
+      return OperationResult.failure(
+        _errorMessage(failure),
+        errorCode: failure is ApiException ? failure.code : null,
+      );
     } finally {
       _likingCommentIds.remove(comment.id);
       _notify();
@@ -277,7 +286,10 @@ class CommentController extends ChangeNotifier {
       );
       return OperationResult.success(reportId);
     } catch (failure) {
-      return OperationResult.failure(_errorMessage(failure));
+      return OperationResult.failure(
+        _errorMessage(failure),
+        errorCode: failure is ApiException ? failure.code : null,
+      );
     }
   }
 

lib/core/data/services/device_id_provider.dart

@@ -0,0 +1,50 @@
+// Author: fruit.com.cn
+
+import 'dart:io' show Platform;
+
+import 'package:flutter/foundation.dart';
+import 'package:flutter/services.dart';
+
+/// 读取系统级设备标识，两端都不需要任何权限。
+///
+/// - Android：SSAID（`Settings.Secure.ANDROID_ID`），卸载重装不变；
+/// - iOS：IDFV（`identifierForVendor`），卸载本 App 不变，同厂商应用全删才会变。
+///
+/// 两端都由原生侧提供，不引插件：项目 iOS 走 SPM，避免混入 CocoaPods。
+/// 取不到（Web、测试环境、通道异常）时返回 null，由调用方回退到本地生成的 id。
+class DeviceIdProvider {
+  static const MethodChannel _channel = MethodChannel(
+    'com.stormg.lumadrama/device',
+  );
+
+  Future<String?> systemDeviceId() async {
+    if (kIsWeb) return null;
+    try {
+      if (Platform.isAndroid) {
+        final ssaid = await _channel.invokeMethod<String>('ssaid');
+        if (ssaid != null && ssaid.isNotEmpty) return 'a-$ssaid';
+      }
+      if (Platform.isIOS) {
+        final idfv = await _channel.invokeMethod<String>('idfv');
+        if (idfv != null && idfv.isNotEmpty) return 'i-$idfv';
+      }
+    } catch (_) {
+      // 原生通道不可用（widget 测试）时走本地兜底
+    }
+    return null;
+  }
+
+  /// 设备所在区域（ISO-2），仅用于服务端 IP 解析失败时兜底注册国家。
+  /// Android 依次取网络运营商 / SIM 卡 / 系统语言的国家，iOS 取系统 region。
+  Future<String?> deviceRegion() async {
+    if (kIsWeb) return null;
+    try {
+      final region = await _channel.invokeMethod<String>('region');
+      final value = region?.trim().toUpperCase() ?? '';
+      if (value.length == 2) return value;
+    } catch (_) {
+      // 原生通道不可用（widget 测试）时返回 null，由服务端兜底
+    }
+    return null;
+  }
+}

lib/core/data/services/favorite_controller.dart

@@ -3,6 +3,7 @@
 import 'package:flutter/foundation.dart';
 
 import '../models/drama.dart';
+import '../remote/api_client.dart';
 import '../repositories/favorite_repository.dart';
 
 /// 收藏状态：**以服务端为准**。
@@ -17,6 +18,7 @@ class FavoriteController extends ChangeNotifier {
   final FavoriteRepository _repository;
   final int pageSize;
   final Set<String> _saved = {};
+  final Map<String, int> _favoriteCounts = {};
   List<Drama> cards = const [];
   int total = 0;
   bool loading = false;
@@ -24,6 +26,7 @@ class FavoriteController extends ChangeNotifier {
   bool hasMore = false;
   String? error;
   String? loadMoreError;
+  int? lastErrorCode;
   int _pageIndex = 0;
   int _requestSeq = 0;
   bool _disposed = false;
@@ -32,6 +35,53 @@ class FavoriteController extends ChangeNotifier {
 
   bool isSaved(String dramaId) => _saved.contains(dramaId);
 
+  /// 当前剧收藏数；包含本地 toggle 增量。
+  int? favoriteCount(String dramaId) => _favoriteCounts[dramaId];
+
+  /// 首次展示时缓存卡片基数；之后统一由本控制器维护，避免页面各存一份。
+  int? favoriteCountFor(Drama drama) {
+    final current = _favoriteCounts[drama.id];
+    if (current != null) return current;
+    final fallback = drama.favoriteCount;
+    if (fallback == null) return null;
+    final normalized = fallback < 0 ? 0 : fallback;
+    _favoriteCounts[drama.id] = normalized;
+    return normalized;
+  }
+
+  /// 用 stats/detail 的服务端快照校准唯一状态和计数。
+  void applyServerState(
+    String dramaId, {
+    required bool saved,
+    int? favoriteCount,
+  }) {
+    var changed = _saved.contains(dramaId) != saved;
+    if (saved) {
+      _saved.add(dramaId);
+    } else {
+      _saved.remove(dramaId);
+    }
+    if (favoriteCount != null) {
+      final normalized = favoriteCount < 0 ? 0 : favoriteCount;
+      changed = changed || _favoriteCounts[dramaId] != normalized;
+      _favoriteCounts[dramaId] = normalized;
+    }
+    if (changed) notify();
+  }
+
+  /// 详情等只有计数、没有当前收藏状态的接口使用。
+  void applyServerCount(
+    String dramaId,
+    int? favoriteCount, {
+    bool notify = true,
+  }) {
+    if (favoriteCount == null) return;
+    final normalized = favoriteCount < 0 ? 0 : favoriteCount;
+    if (_favoriteCounts[dramaId] == normalized) return;
+    _favoriteCounts[dramaId] = normalized;
+    if (notify) this.notify();
+  }
+
   void notify() {
     if (!_disposed) notifyListeners();
   }
@@ -43,6 +93,7 @@ class FavoriteController extends ChangeNotifier {
     loadingMore = false;
     error = null;
     loadMoreError = null;
+    lastErrorCode = null;
     notify();
     try {
       final page = await _repository.page(pageIndex: 1, pageSize: pageSize);
@@ -52,12 +103,14 @@ class FavoriteController extends ChangeNotifier {
       _saved
         ..clear()
         ..addAll(list.map((drama) => drama.id));
+      _rememberCardCounts(list);
       total = page.total;
       _pageIndex = 1;
       hasMore = page.list.isNotEmpty && cards.length < total;
-    } catch (_) {
+    } catch (failure) {
       if (!_disposed && request == _requestSeq) {
         error = 'favoritesError';
+        if (failure is ApiException) lastErrorCode = failure.code;
       }
     } finally {
       if (!_disposed && request == _requestSeq) {
@@ -73,6 +126,7 @@ class FavoriteController extends ChangeNotifier {
     final request = ++_requestSeq;
     loadingMore = true;
     loadMoreError = null;
+    lastErrorCode = null;
     notify();
     try {
       final page = await _repository.page(
@@ -86,12 +140,14 @@ class FavoriteController extends ChangeNotifier {
       ).where((drama) => known.add(drama.id)).toList(growable: false);
       cards = [...cards, ...appended];
       _saved.addAll(appended.map((drama) => drama.id));
+      _rememberCardCounts(appended);
       total = page.total;
       _pageIndex += 1;
       hasMore = page.list.isNotEmpty && cards.length < total;
-    } catch (_) {
+    } catch (failure) {
       if (!_disposed && request == _requestSeq) {
         loadMoreError = 'favoritesError';
+        if (failure is ApiException) lastErrorCode = failure.code;
       }
     } finally {
       if (!_disposed && request == _requestSeq) {
@@ -101,18 +157,23 @@ class FavoriteController extends ChangeNotifier {
     }
   }
 
-  /// 未登录时不要调用（服务端要求登录态）。
+  /// 每次切换都以接口状态为准；匿名请求由设备号归属。
   ///
   /// [card] 是当前剧的卡片（播放页/详情页手上就有）：收藏成功时直接放进列表，
   /// 这样"收藏完打开我的收藏"能立刻看到，不必等下一次整表刷新。
   Future<bool> toggle(String dramaId, {Drama? card}) async {
+    lastErrorCode = null;
     final wasSaved = _saved.contains(dramaId);
+    final previousCount = card == null
+        ? favoriteCount(dramaId)
+        : favoriteCountFor(card);
     final previousCards = cards;
     final previousTotal = total;
     final previousHasMore = hasMore;
     // 乐观更新
     if (wasSaved) {
       _saved.remove(dramaId);
+      _stepCount(dramaId, -1);
       if (cards.any((drama) => drama.id == dramaId)) {
         cards = cards.where((drama) => drama.id != dramaId).toList();
         total = total > 0 ? total - 1 : 0;
@@ -120,6 +181,7 @@ class FavoriteController extends ChangeNotifier {
       }
     } else {
       _saved.add(dramaId);
+      _stepCount(dramaId, 1);
     }
     notify();
     try {
@@ -128,6 +190,7 @@ class FavoriteController extends ChangeNotifier {
       if (saved) {
         _saved.add(dramaId);
         if (wasSaved) {
+          _restoreCount(dramaId, previousCount);
           cards = previousCards;
           total = previousTotal;
           hasMore = previousHasMore;
@@ -138,6 +201,9 @@ class FavoriteController extends ChangeNotifier {
         }
       } else {
         _saved.remove(dramaId);
+        if (!wasSaved) {
+          _restoreCount(dramaId, previousCount);
+        }
         if (cards.any((drama) => drama.id == dramaId)) {
           cards = cards.where((drama) => drama.id != dramaId).toList();
           total = total > 0 ? total - 1 : 0;
@@ -146,7 +212,7 @@ class FavoriteController extends ChangeNotifier {
       }
       notify();
       return true;
-    } catch (_) {
+    } catch (failure) {
       // 回滚
       cards = previousCards;
       total = previousTotal;
@@ -156,6 +222,46 @@ class FavoriteController extends ChangeNotifier {
       } else {
         _saved.remove(dramaId);
       }
+      _restoreCount(dramaId, previousCount);
+      notify();
+      if (failure is ApiException) lastErrorCode = failure.code;
+      return false;
+    }
+  }
+
+  /// 一次取消多部收藏。失败时整批回滚。
+  Future<bool> removeMany(List<String> dramaIds) async {
+    final ids = dramaIds.toSet();
+    if (ids.isEmpty) return true;
+    final previousCards = cards;
+    final previousTotal = total;
+    final previousHasMore = hasMore;
+    final removed = cards.where((drama) => ids.contains(drama.id)).toList();
+    if (removed.isEmpty) return true;
+    final previousCounts = {
+      for (final drama in removed) drama.id: _favoriteCounts[drama.id],
+    };
+    cards = cards.where((drama) => !ids.contains(drama.id)).toList();
+    for (final id in ids) {
+      _saved.remove(id);
+      _stepCount(id, -1);
+    }
+    total = total > removed.length ? total - removed.length : 0;
+    hasMore = cards.length < total;
+    notify();
+    try {
+      await _repository.removeMany(dramaIds);
+      return true;
+    } catch (_) {
+      cards = previousCards;
+      total = previousTotal;
+      hasMore = previousHasMore;
+      for (final drama in removed) {
+        _saved.add(drama.id);
+      }
+      for (final entry in previousCounts.entries) {
+        _restoreCount(entry.key, entry.value);
+      }
       notify();
       return false;
     }
@@ -166,7 +272,9 @@ class FavoriteController extends ChangeNotifier {
     final index = cards.indexWhere((drama) => drama.id == dramaId);
     if (index < 0) return true;
     final removed = cards[index];
+    final previousCount = _favoriteCounts[dramaId];
     _saved.remove(dramaId);
+    _stepCount(dramaId, -1);
     final next = [...cards]..removeAt(index);
     cards = next;
     total = total > 0 ? total - 1 : 0;
@@ -183,6 +291,7 @@ class FavoriteController extends ChangeNotifier {
       );
       cards = restored;
       _saved.add(dramaId);
+      _restoreCount(dramaId, previousCount);
       total += 1;
       hasMore = cards.length < total;
       notify();
@@ -213,6 +322,30 @@ class FavoriteController extends ChangeNotifier {
     ];
   }
 
+  void _rememberCardCounts(List<Drama> dramas) {
+    for (final drama in dramas) {
+      final count = drama.favoriteCount;
+      if (count != null && !_favoriteCounts.containsKey(drama.id)) {
+        _favoriteCounts[drama.id] = count < 0 ? 0 : count;
+      }
+    }
+  }
+
+  void _stepCount(String dramaId, int delta) {
+    final current = _favoriteCounts[dramaId];
+    if (current == null) return;
+    final next = current + delta;
+    _favoriteCounts[dramaId] = next < 0 ? 0 : next;
+  }
+
+  void _restoreCount(String dramaId, int? count) {
+    if (count == null) {
+      _favoriteCounts.remove(dramaId);
+    } else {
+      _favoriteCounts[dramaId] = count;
+    }
+  }
+
   @override
   void dispose() {
     _disposed = true;

lib/core/data/services/home_feed_controller.dart

@@ -33,6 +33,7 @@ class HomeFeedController extends ChangeNotifier {
   String? get cursor => _state(_channel).cursor;
   bool get hasMore => _state(_channel).hasMore;
   bool get loaded => _state(_channel).loaded;
+  bool get isLoading => _state(_channel).loading;
   bool get loadingMore => _state(_channel).loadingMore;
   bool get loadingFirstPage => !loaded && _state(_channel).loading;
 

lib/core/data/services/interaction_controller.dart

@@ -40,6 +40,24 @@ class InteractionController extends ChangeNotifier {
   /// 该集服务端最新点赞数。
   int? episodeLikeCount(String episodeId) => _episodeLikeCounts[episodeId];
 
+  /// 用轻量统计快照校准当前用户的分集点赞状态与计数。
+  void applyEpisodeStats(
+    String episodeId, {
+    required bool liked,
+    required int likeCount,
+  }) {
+    final changed =
+        _likedEpisodeIds.contains(episodeId) != liked ||
+        _episodeLikeCounts[episodeId] != likeCount;
+    if (liked) {
+      _likedEpisodeIds.add(episodeId);
+    } else {
+      _likedEpisodeIds.remove(episodeId);
+    }
+    _episodeLikeCounts[episodeId] = likeCount;
+    if (changed) _notify();
+  }
+
   /// 乐观切换剧集点赞，失败时回滚并以服务端返回状态校准。
   Future<OperationResult<LikeToggleResult>> toggleDramaLike(String dramaId) =>
       _toggleLike(
@@ -97,7 +115,10 @@ class InteractionController extends ChangeNotifier {
       } else {
         likedIds.remove(id);
       }
-      return OperationResult.failure(_errorMessage(failure));
+      return OperationResult.failure(
+        _errorMessage(failure),
+        errorCode: failure is ApiException ? failure.code : null,
+      );
     } finally {
       busyIds.remove(id);
       _notify();
@@ -121,7 +142,10 @@ class InteractionController extends ChangeNotifier {
       );
       return OperationResult.success(reportId);
     } catch (failure) {
-      return OperationResult.failure(_errorMessage(failure));
+      return OperationResult.failure(
+        _errorMessage(failure),
+        errorCode: failure is ApiException ? failure.code : null,
+      );
     }
   }
 

lib/core/data/services/playback_neighbors.dart

@@ -0,0 +1,223 @@
+// Author: fruit.com.cn
+
+part of 'playback_session.dart';
+
+/// 当前集加上一集、下一集，切集时最多三个解码器。
+const int maxLivePlayers = 3;
+
+/// 另一条播放路由必须等当前路由释放完全部原生播放器。
+class PlaybackCoordinator {
+  PlaybackSession? _owner;
+  Future<void> _handoff = Future<void>.value();
+
+  Future<bool> _acquire(PlaybackSession session, bool Function() valid) {
+    final result = _handoff.then((_) async {
+      if (!valid()) return false;
+      final previous = _owner;
+      if (kDebugMode) {
+        debugPrint(
+          '[player-coordinator] phase=acquire '
+          'session=${identityHashCode(session)} owner=${session.owner.name} '
+          'previous=${previous == null ? '-' : identityHashCode(previous)} '
+          'previousOwner=${previous?.owner.name ?? '-'} '
+          'previousLive=${previous?.livePlayerCount ?? 0} '
+          'same=${identical(previous, session)}',
+        );
+      }
+      if (_owner != session) {
+        if (previous != null && previous.owner != session.owner) {
+          if (kDebugMode) {
+            debugPrint(
+              '[player-owner] phase=reject-coordinator-handoff '
+              'owner=${session.owner.name} '
+              'activeOwner=${previous.owner.name}',
+            );
+          }
+          return false;
+        }
+        await previous?._releasePlayers();
+        if (previous != null && previous.livePlayerCount != 0) return false;
+        _owner = null;
+        if (!valid()) return false;
+        _owner = session;
+      }
+      if (kDebugMode) {
+        debugPrint(
+          '[player-coordinator] phase=acquired '
+          'session=${identityHashCode(session)} live=${session.livePlayerCount}',
+        );
+      }
+      return true;
+    });
+    _handoff = result.then<void>((_) {});
+    return result;
+  }
+
+  void _forget(PlaybackSession session) {
+    if (_owner == session && session.livePlayerCount == 0) _owner = null;
+  }
+}
+
+_PlayerSlot? _usableWarm(
+  PlaybackSession session,
+  _PlayerSlot? slot,
+  int index,
+) {
+  if (slot == null || slot.index != index || slot.failure != null) return null;
+  if (session.isLocked) return null;
+  return slot;
+}
+
+/// 滑走的一集若仍是相邻集，就留着最后一帧，其余槽位释放。
+Future<void> _parkNeighbors(
+  PlaybackSession session,
+  _PlayerSlot? old,
+  _PlayerSlot? warmNext,
+  _PlayerSlot? warmPrevious,
+) async {
+  await _placeNeighbor(session, old, roleHint: 'old-current');
+  await _placeNeighbor(session, warmNext, roleHint: 'next');
+  await _placeNeighbor(session, warmPrevious, roleHint: 'previous');
+}
+
+Future<void> _placeNeighbor(
+  PlaybackSession session,
+  _PlayerSlot? slot, {
+  required String roleHint,
+}) async {
+  if (slot == null || slot == session._active || slot.retiring) return;
+  if (slot.owner != session.owner) {
+    session._logOwnerRejection('park', slot);
+    return;
+  }
+  if (session._next == null && slot.index == session._nextIndex) {
+    session._next = slot;
+    return;
+  }
+  if (session._previous == null && slot.index == session._previousIndex) {
+    session._previous = slot;
+    return;
+  }
+  await session._retire(slot, trigger: 'park-neighbor', roleHint: roleHint);
+}
+
+/// 当前集已经出画后，按手势方向静默准备上一集和下一集。
+void _warmNeighbors(PlaybackSession session, {bool preferredNext = true}) {
+  final request = session._generation;
+  final nextTask = _warmOne(session, request, session._nextIndex, next: true);
+  final previousTask = _warmOne(
+    session,
+    request,
+    session._previousIndex,
+    next: false,
+  );
+  session._preloadTask = Future.wait(
+    preferredNext ? [nextTask, previousTask] : [previousTask, nextTask],
+  ).then<void>((_) {});
+}
+
+Future<void> _warmOne(
+  PlaybackSession session,
+  int request,
+  int? index, {
+  required bool next,
+}) async {
+  final candidate = await _allocateNeighbor(
+    session,
+    request,
+    index,
+    next: next,
+  );
+  if (candidate == null) return;
+  await candidate.ready;
+  if (session._closed || !_stillHeld(session, candidate, next: next)) return;
+  if (candidate.failure == null) {
+    session._notify();
+    return;
+  }
+  await session._enqueue(() async {
+    if (!_stillHeld(session, candidate, next: next)) return;
+    _clearNeighbor(session, next: next);
+    await session._retire(
+      candidate,
+      trigger: 'warm-failure',
+      roleHint: next ? 'next' : 'previous',
+    );
+  });
+}
+
+Future<_PlayerSlot?> _allocateNeighbor(
+  PlaybackSession session,
+  int request,
+  int? index, {
+  required bool next,
+}) async {
+  _PlayerSlot? created;
+  await session._enqueue(() async {
+    if (session._closed || request != session._generation) return;
+    final allowed = _neighborAllowed(session, index);
+    final current = next ? session._next : session._previous;
+    if (!allowed || current?.index != index) {
+      _clearNeighbor(session, next: next);
+      await session._retire(
+        current,
+        trigger: 'warm-slot-invalid',
+        roleHint: next ? 'next' : 'previous',
+      );
+    }
+    if (!_canAllocate(session, request, allowed: allowed, next: next)) {
+      return;
+    }
+    try {
+      created = session._create(index!);
+    } on StateError catch (error) {
+      if (kDebugMode) debugPrint('相邻集预热跳过: $error');
+      return;
+    }
+    if (next) {
+      session._next = created;
+    } else {
+      session._previous = created;
+    }
+  });
+  return created;
+}
+
+bool _neighborAllowed(PlaybackSession session, int? index) {
+  return index != null &&
+      index >= 0 &&
+      index < session.episodes.length &&
+      index != session._currentIndex &&
+      session.canPlay(session.episodes[index]);
+}
+
+bool _canAllocate(
+  PlaybackSession session,
+  int request, {
+  required bool allowed,
+  required bool next,
+}) {
+  final held = next ? session._next : session._previous;
+  return session._visible &&
+      !session._overlayOpen &&
+      request == session._generation &&
+      session._active?.prepared == true &&
+      allowed &&
+      held == null;
+}
+
+bool _stillHeld(
+  PlaybackSession session,
+  _PlayerSlot slot, {
+  required bool next,
+}) {
+  return (next ? session._next : session._previous) == slot;
+}
+
+void _clearNeighbor(PlaybackSession session, {required bool next}) {
+  if (next) {
+    session._next = null;
+    return;
+  }
+  session._previous = null;
+}

lib/core/data/services/playback_session.dart

@@ -5,42 +5,21 @@ import 'dart:async';
 import 'package:flutter/foundation.dart';
 import '../models/drama.dart';
 import '../models/player_port.dart';
+import 'video_player_port.dart';
+
+part 'playback_neighbors.dart';
+part 'playback_session_controls.dart';
+
+/// 新纹理第一帧常是黑的，旧画面只盖住这一小段。
+const Duration _qualityHandoffHold = Duration(milliseconds: 200);
 
 typedef PlayerFactory = PlayerPort Function(Episode episode);
 typedef PlayerPreparation =
     Future<void> Function(Episode episode, PlayerPort player);
 
-/// Shared by routes: the previous session releases all native players before
-/// another session allocates. The app therefore has at most two, not two per page.
-class PlaybackCoordinator {
-  PlaybackSession? _owner;
-  Future<void> _handoff = Future<void>.value();
+enum PlaybackSessionOwner { home, player }
 
-  Future<bool> _acquire(PlaybackSession session, bool Function() valid) {
-    final result = _handoff.then((_) async {
-      if (!valid()) return false;
-      if (_owner != session) {
-        final previous = _owner;
-        await previous?._releasePlayers();
-        // A failed native disposal cannot be treated as a free decoder slot.
-        if (previous != null && previous.livePlayerCount != 0) return false;
-        _owner = null;
-        if (!valid()) return false;
-        _owner = session;
-      }
-      return true;
-    });
-    _handoff = result.then<void>((_) {});
-    return result;
-  }
-
-  void _forget(PlaybackSession session) {
-    if (_owner == session && session.livePlayerCount == 0) _owner = null;
-  }
-}
-
-/// Owns current + one prepared successor. All allocation, playback and disposal
-/// operations are serialized; initialization can run while current plays.
+/// Owns current plus previous/next frames; allocation stays serialized.
 class PlaybackSession extends ChangeNotifier {
   PlaybackSession({
     required this.episodes,
@@ -50,6 +29,8 @@ class PlaybackSession extends ChangeNotifier {
     this.activate,
     PlaybackCoordinator? coordinator,
     this.waitForFrame,
+    this.owner = PlaybackSessionOwner.player,
+    this.dramaIdAt,
   }) : _coordinator = coordinator ?? PlaybackCoordinator();
 
   final List<Episode> episodes;
@@ -62,15 +43,20 @@ class PlaybackSession extends ChangeNotifier {
   /// Runs only when a slot becomes current (e.g. progress listeners).
   final PlayerPreparation? activate;
   final Future<void> Function()? waitForFrame;
+  final PlaybackSessionOwner owner;
+  final String? Function(int index)? dramaIdAt;
   final PlaybackCoordinator _coordinator;
   final Set<_PlayerSlot> _live = {};
   _PlayerSlot? _active;
   _PlayerSlot? _next;
+  _PlayerSlot? _previous;
+  _PlayerSlot? _handoff;
   Future<void> _operations = Future<void>.value();
   Future<void> _preloadTask = Future<void>.value();
   int _generation = 0;
   int _currentIndex = 0;
   int? _nextIndex;
+  int? _previousIndex;
   bool _selected = false;
   bool _loading = false;
   bool _closed = false;
@@ -98,9 +84,18 @@ class PlaybackSession extends ChangeNotifier {
   bool get canAutoAdvance => _mayPlay && !_loading && active != null;
   bool get isLocked => !canPlay(currentEpisode);
   String? get error => _error;
+  bool get debugAppResumed => _appResumed;
+  bool get debugRouteVisible => _routeVisible;
+  bool get debugOverlayOpen => _overlayOpen;
+  bool get debugVisible => _visible;
+  bool get debugMayPlay => _mayPlay;
   // Includes initialization and asynchronous disposal, until native release ends.
   int get livePlayerCount => _live.length;
+  bool get activeSlotActivated => _active?.activated ?? false;
+  bool get activeSlotPlaying => _active?.playing ?? false;
   int? get preloadedIndex => _next?.prepared == true ? _next?.index : null;
+  int? get previousPreloadedIndex =>
+      _previous?.prepared == true ? _previous?.index : null;
   Future<void> get playbackSettled => _operations;
   Future<void> get preloadSettled => _preloadTask;
 
@@ -115,7 +110,7 @@ class PlaybackSession extends ChangeNotifier {
   /// during a swipe without starting audio or registering history listeners.
   PlayerPort? preparedPlayerAt(int index) {
     if (_closed) return null;
-    for (final slot in [_active, _next]) {
+    for (final slot in [_active, _next, _previous]) {
       if (slot == null ||
           slot.retiring ||
           slot.index != index ||
@@ -128,24 +123,40 @@ class PlaybackSession extends ChangeNotifier {
   }
 
   /// 队列重排后把当前仍在播放的 slot 映射到新索引，不重新创建播放器。
-  void remapCurrentIndex(int index, {int? preloadIndex}) {
+  void remapCurrentIndex(int index, {int? preloadIndex, int? previousIndex}) {
     if (_closed || index < 0 || index >= episodes.length) return;
     final activeSlot = _active;
     if (activeSlot == null || activeSlot.index != _currentIndex) {
       _currentIndex = index;
-      _nextIndex = preloadIndex;
+      _rememberNeighbors(preloadIndex, previousIndex);
       _notify();
       return;
     }
     _generation++;
     activeSlot.index = index;
     _currentIndex = index;
-    _nextIndex = preloadIndex;
+    _rememberNeighbors(preloadIndex, previousIndex);
     final staleNext = _next;
+    final stalePrevious = _previous;
     _next = null;
+    _previous = null;
     _notify();
-    unawaited(_enqueue(() async => _retire(staleNext)));
-    if (_visible && !_overlayOpen) _schedulePreload();
+    unawaited(
+      _enqueue(() async {
+        await _retire(staleNext, trigger: 'remap-stale-next', roleHint: 'next');
+        await _retire(
+          stalePrevious,
+          trigger: 'remap-stale-previous',
+          roleHint: 'previous',
+        );
+      }),
+    );
+    if (_visible && !_overlayOpen) _warmNeighbors(this);
+  }
+
+  void _rememberNeighbors(int? preloadIndex, int? previousIndex) {
+    _nextIndex = preloadIndex;
+    _previousIndex = previousIndex;
   }
 
   Future<void> _enqueue(Future<void> Function() operation) {
@@ -162,8 +173,15 @@ class PlaybackSession extends ChangeNotifier {
   }
 
   _PlayerSlot _create(int index) {
-    if (_live.length >= 2) throw StateError('Playback resource limit reached');
-    final slot = _PlayerSlot(index, factory(episodes[index]));
+    if (_live.length >= maxLivePlayers) {
+      throw StateError('Playback resource limit reached');
+    }
+    final slot = _PlayerSlot(
+      index,
+      factory(episodes[index]),
+      owner: owner,
+      dramaId: dramaIdAt?.call(index),
+    );
     _live.add(slot);
     slot.ready = () async {
       try {
@@ -181,12 +199,33 @@ class PlaybackSession extends ChangeNotifier {
     return slot;
   }
 
-  Future<void> _retire(_PlayerSlot? slot) async {
-    if (slot == null || !_live.contains(slot)) return;
+  Future<void> _retire(
+    _PlayerSlot? slot, {
+    required String trigger,
+    String? roleHint,
+  }) async {
+    if (slot == null) return;
+    if (slot.owner != owner) {
+      _logOwnerRejection('retire', slot);
+      return;
+    }
+    if (!_live.contains(slot)) return;
+    final role = _slotRole(slot, roleHint: roleHint);
+    final video = slot.player is VideoPlayerPort
+        ? slot.player as VideoPlayerPort
+        : null;
+    final value = video?.controller.value;
+    final slotPlaying = slot.playing;
     slot.retiring = true;
-    final cleared = _active == slot || _next == slot;
+    final cleared =
+        _active == slot ||
+        _next == slot ||
+        _previous == slot ||
+        _handoff == slot;
     if (_active == slot) _active = null;
     if (_next == slot) _next = null;
+    if (_previous == slot) _previous = null;
+    if (_handoff == slot) _handoff = null;
     if (cleared) _notify();
     await waitForFrame?.call();
     await slot.ready;
@@ -195,22 +234,51 @@ class PlaybackSession extends ChangeNotifier {
     } finally {
       await slot.player.dispose();
       _live.remove(slot);
+      if (kDebugMode) {
+        debugPrint(
+          '[player-slot] slot_released role=$role owner=${slot.owner.name} '
+          'selectOwner=$owner drama=${slot.dramaId ?? '-'} '
+          'episodeIndex=${slot.index} '
+          'controller=${_playerIdentity(slot.player)} '
+          'slotPlaying=${slotPlaying ? 1 : 0} '
+          'isPlaying=${value?.isPlaying == true ? 1 : 0} '
+          'position=${value?.position.inMilliseconds ?? '-'} '
+          'currentIndex=$_currentIndex generation=$_generation '
+          'trigger=$trigger',
+        );
+      }
     }
   }
 
   /// preloadIndex comes from the visible queue, so filtered categories and series
   /// use exactly the same mechanism without warming an unrelated episode.
-  Future<void> select(int index, {int? preloadIndex}) async {
+  Future<void> select(
+    int index, {
+    int? preloadIndex,
+    int? previousIndex,
+    bool? userWantsPlay,
+  }) async {
     if (_closed || index < 0 || index >= episodes.length) return;
-    // 切到另一集时，上一集按下的暂停不跟着走：滑过去就应该自动播放。
-    // 重复选中同一集（例如页面重新可见）不在这里恢复，尊重用户按下的暂停。
-    if (!_selected || index != _currentIndex) {
+    if (kDebugMode) {
+      debugPrint(
+        '[player-session] phase=select-enter session=${identityHashCode(this)} '
+        'owner=${owner.name} index=$index user=$_userWantsPlay '
+        'selected=$_selected current=$_currentIndex '
+        'appResumed=$_appResumed routeVisible=$_routeVisible '
+        'overlayOpen=$_overlayOpen visible=$_visible mayPlay=$_mayPlay '
+        'live=${_live.length}',
+      );
+    }
+    // 切换到不同剧集时恢复播放；仍停留在同一集时保留用户暂停。
+    if (userWantsPlay != null) {
+      _userWantsPlay = userWantsPlay;
+    } else if (!_selected || index != _currentIndex) {
       _userWantsPlay = true;
     }
     final request = ++_generation;
     _selected = true;
     _currentIndex = index;
-    _nextIndex = preloadIndex;
+    _rememberNeighbors(preloadIndex, previousIndex);
     _error = null;
     if (!_visible) {
       _loading = false;
@@ -235,6 +303,7 @@ class PlaybackSession extends ChangeNotifier {
     _PlayerSlot? target;
     await _enqueue(() async {
       if (_closed || request != _generation) return;
+      await _retire(_handoff, trigger: 'select-handoff');
       final old = _active;
       if (old != null &&
           old.index == index &&
@@ -243,20 +312,27 @@ class PlaybackSession extends ChangeNotifier {
         target = old;
         return;
       }
-      if (old != null) await old.player.pause();
-      final warm = _next;
+      if (old != null) {
+        await old.player.pause();
+        old.playing = false;
+      }
+      final warmNext = _next;
+      final warmPrevious = _previous;
       _active = null;
       _next = null;
-      final hit = warm?.index == index && warm?.failure == null && !isLocked;
-      if (hit) {
+      _previous = null;
+      final warm =
+          _usableWarm(this, warmNext, index) ??
+          _usableWarm(this, warmPrevious, index);
+      if (warm != null) {
+        warm.reusedWarm = true;
         target = _active = warm;
-        _loading = !warm!.prepared;
+        _loading = !warm.prepared;
         _notify();
         // Start a ready successor before awaiting slow disposal of the old one.
         if (warm.prepared) await _start(warm, request);
       }
-      await _retire(old);
-      if (!hit) await _retire(warm);
+      await _parkNeighbors(this, old, warmNext, warmPrevious);
       if (_closed || request != _generation || isLocked) return;
       if (target == null) {
         target = _active = _create(index);
@@ -269,7 +345,116 @@ class PlaybackSession extends ChangeNotifier {
     await slot.ready;
     if (_closed || request != _generation || _active != slot) return;
     await _enqueue(() => _start(slot, request));
-    if (!_closed && request == _generation) _schedulePreload();
+    if (!_closed && request == _generation) _warmNeighbors(this);
+  }
+
+  /// 后台准备新片源，成功后再替换当前播放器。失败时原播放器保持不动。
+  Future<bool> replaceCurrent() async {
+    if (_closed || !_selected) return false;
+    final index = _currentIndex;
+    if (index < 0 || index >= episodes.length || isLocked) return false;
+    if (!canPlay(episodes[index])) return false;
+    final request = _generation;
+    final slot = await _prepareReplacement(index, request);
+    if (slot == null) {
+      await _resumeActive();
+      return false;
+    }
+    await slot.ready;
+    if (!_replacementReady(slot, request)) {
+      await _dropReplacement(slot);
+      await _resumeActive();
+      return false;
+    }
+    final previous = await _showReplacement(slot, request);
+    if (_active != slot) {
+      await _dropReplacement(slot);
+      return false;
+    }
+    await _enqueue(() => _start(slot, request));
+    await Future<void>.delayed(_qualityHandoffHold);
+    if (previous != null && _handoff == previous && _active == slot) {
+      await _enqueue(
+        () => _retire(previous, trigger: 'quality-handoff-complete'),
+      );
+    }
+    if (!_closed && request == _generation) _warmNeighbors(this);
+    return _active == slot && slot.failure == null;
+  }
+
+  Future<_PlayerSlot?> _prepareReplacement(int index, int request) async {
+    _PlayerSlot? created;
+    await _enqueue(() async {
+      if (_closed || request != _generation || _active == null) return;
+      final warm = _next;
+      _next = null;
+      await _retire(_handoff, trigger: 'replacement-handoff');
+      await _retire(warm, trigger: 'replacement-next');
+      if (_closed || request != _generation || _active == null) return;
+      try {
+        created = _create(index);
+      } catch (_) {
+        created = null;
+      }
+    });
+    return created;
+  }
+
+  bool _replacementReady(_PlayerSlot slot, int request) {
+    return !_closed &&
+        request == _generation &&
+        _active != null &&
+        slot.failure == null &&
+        slot.prepared;
+  }
+
+  Future<void> _resumeActive() async {
+    final slot = _active;
+    if (slot == null || !_userWantsPlay || _closed) return;
+    await _enqueue(() => _applyPlayback(slot));
+  }
+
+  Future<void> _dropReplacement(_PlayerSlot slot) {
+    return _enqueue(() async {
+      if (_live.contains(slot)) {
+        await _retire(slot, trigger: 'replacement-drop');
+      }
+    });
+  }
+
+  /// 先把已出画的新播放器交到界面上，旧播放器留给调用方稍后释放。
+  Future<_PlayerSlot?> _showReplacement(_PlayerSlot slot, int request) async {
+    _PlayerSlot? previous;
+    var shown = false;
+    await _enqueue(() async {
+      if (!_replacementReady(slot, request)) return;
+      previous = _active;
+      await _catchUp(slot, previous);
+      _handoff = previous;
+      _active = slot;
+      shown = true;
+      if (previous != null) {
+        await previous!.player.pause();
+        previous!.playing = false;
+      }
+      _notify();
+    });
+    if (!shown || _active != slot) return null;
+    return previous;
+  }
+
+  /// 旧片仍在播，把新片对齐到当前进度，盖住时画面才接得上。
+  Future<void> _catchUp(_PlayerSlot slot, _PlayerSlot? previous) async {
+    final next = slot.player;
+    final current = previous?.player;
+    if (next is! VideoPlayerPort || current is! VideoPlayerPort) return;
+    final position = current.controller.value.position;
+    if (position <= Duration.zero) return;
+    try {
+      await next.seekTo(position);
+    } catch (_) {
+      // 对齐失败仍用准备阶段的进度，不因此放弃切换。
+    }
   }
 
   Future<void> _start(_PlayerSlot slot, int request) async {
@@ -295,6 +480,22 @@ class PlaybackSession extends ChangeNotifier {
   Future<void> _applyPlayback(_PlayerSlot slot) async {
     if (_closed || _active != slot || !slot.activated) return;
     final shouldPlay = _mayPlay && slot.index == _currentIndex && !isLocked;
+    final video = slot.player is VideoPlayerPort
+        ? slot.player as VideoPlayerPort
+        : null;
+    if (kDebugMode) {
+      debugPrint(
+        '[player-session] phase=apply-playback '
+        'session=${identityHashCode(this)} owner=${owner.name} '
+        'index=${slot.index} shouldPlay=$shouldPlay user=$_userWantsPlay '
+        'appResumed=$_appResumed routeVisible=$_routeVisible '
+        'overlayOpen=$_overlayOpen locked=$isLocked '
+        'player=${identityHashCode(slot.player)} '
+        'controller=${video == null ? '-' : identityHashCode(video.controller)} '
+        'isPlaying=${video?.controller.value.isPlaying ?? '-'} '
+        'slotPlaying=${slot.playing}',
+      );
+    }
     if (shouldPlay == slot.playing) return;
     if (shouldPlay) {
       await slot.player.play();
@@ -302,96 +503,42 @@ class PlaybackSession extends ChangeNotifier {
       await slot.player.pause();
     }
     slot.playing = shouldPlay;
-  }
-
-  void _schedulePreload() {
-    final request = _generation;
-    final index = _nextIndex;
-    _preloadTask = () async {
-      _PlayerSlot? candidate;
-      await _enqueue(() async {
-        if (_closed || request != _generation) return;
-        final allowed =
-            index != null &&
-            index >= 0 &&
-            index < episodes.length &&
-            index != _currentIndex &&
-            canPlay(episodes[index]);
-        if (!allowed || _next?.index != index) {
-          final stale = _next;
-          _next = null;
-          await _retire(stale);
-        }
-        if (!_visible ||
-            _overlayOpen ||
-            request != _generation ||
-            _active?.prepared != true ||
-            !allowed) {
-          return;
-        }
-        try {
-          candidate = _next ??= _create(index);
-        } catch (_) {
-          // Optional allocation failure must not interrupt the playing item.
-        }
-      });
-      final slot = candidate;
-      if (slot == null) return;
-      await slot.ready;
-      if (_closed || _next != slot) return;
-      if (slot.failure != null) {
-        // Optional work fails silently. A later explicit selection retries.
-        await _enqueue(() async {
-          if (_next != slot) return;
-          _next = null;
-          await _retire(slot);
-        });
-      } else {
-        _notify();
-      }
-    }();
-  }
-
-  void setAppResumed(bool value) {
-    _appResumed = value;
-    _syncPlayback();
-  }
-
-  void setRouteVisible(bool value) {
-    _routeVisible = value;
-    _syncPlayback();
-  }
-
-  void setOverlayOpen(bool value) {
-    _overlayOpen = value;
-    _syncPlayback();
-  }
-
-  void setUserWantsPlay(bool value) {
-    _userWantsPlay = value;
-    _syncPlayback();
-    _notify();
+    if (kDebugMode) {
+      debugPrint(
+        '[player-session] phase=apply-playback-result '
+        'session=${identityHashCode(this)} index=${slot.index} '
+        'shouldPlay=$shouldPlay '
+        'isPlaying=${video?.controller.value.isPlaying ?? '-'} '
+        'slotPlaying=${slot.playing}',
+      );
+    }
   }
 
   void _syncPlayback() {
     if (_closed) return;
     if (_visible && _selected && active == null) {
-      unawaited(select(_currentIndex, preloadIndex: _nextIndex));
+      unawaited(
+        select(
+          _currentIndex,
+          preloadIndex: _nextIndex,
+          previousIndex: _previousIndex,
+        ),
+      );
       return;
     }
     final slot = _active;
     if (slot != null) unawaited(_enqueue(() => _applyPlayback(slot)));
-    if (_visible && !_overlayOpen && !_loading) _schedulePreload();
+    if (_visible && !_overlayOpen && !_loading) _warmNeighbors(this);
   }
 
   Future<void> _releasePlayers() {
     _generation++;
     return _enqueue(() async {
-      _active = _next = null;
+      _active = _next = _previous = _handoff = null;
       _loading = false;
       _notify();
       for (final slot in _live.toList()) {
-        await _retire(slot);
+        await _retire(slot, trigger: 'session-release-all');
       }
     });
   }
@@ -400,6 +547,23 @@ class PlaybackSession extends ChangeNotifier {
     if (!_closed) notifyListeners();
   }
 
+  String _slotRole(_PlayerSlot slot, {String? roleHint}) {
+    if (identical(slot, _active)) return 'current';
+    if (identical(slot, _previous)) return 'previous';
+    if (identical(slot, _next)) return 'next';
+    if (identical(slot, _handoff)) return 'handoff';
+    return roleHint ?? 'unassigned';
+  }
+
+  void _logOwnerRejection(String phase, _PlayerSlot slot) {
+    if (!kDebugMode) return;
+    debugPrint(
+      '[player-owner] phase=reject-$phase expected=${owner.name} '
+      'actual=${slot.owner.name} drama=${slot.dramaId ?? '-'} '
+      'episodeIndex=${slot.index} controller=${_playerIdentity(slot.player)}',
+    );
+  }
+
   Future<void> close() async {
     if (_closed) return;
     _closed = true;
@@ -410,13 +574,27 @@ class PlaybackSession extends ChangeNotifier {
 }
 
 class _PlayerSlot {
-  _PlayerSlot(this.index, this.player);
+  _PlayerSlot(
+    this.index,
+    this.player, {
+    required this.owner,
+    required this.dramaId,
+  });
   int index;
   final PlayerPort player;
+  final PlaybackSessionOwner owner;
+  final String? dramaId;
   late final Future<void> ready;
   bool prepared = false;
   bool activated = false;
   bool playing = false;
   bool retiring = false;
+  bool reusedWarm = false;
   Object? failure;
 }
+
+String _playerIdentity(PlayerPort player) {
+  return player is VideoPlayerPort
+      ? '${identityHashCode(player.controller)}'
+      : '${identityHashCode(player)}';
+}

lib/core/data/services/playback_session_controls.dart

@@ -0,0 +1,133 @@
+// Author: fruit.com.cn
+
+part of 'playback_session.dart';
+
+/// 播放会话的可见性、用户意图与相邻集预热控制。
+extension PlaybackSessionControls on PlaybackSession {
+  /// 滑动手势开始时按方向优先准备相邻集，不改变当前集播放状态。
+  void prewarmNeighbors({required bool forward}) {
+    if (!_visible || _overlayOpen || _active?.prepared != true) return;
+    _warmNeighbors(this, preferredNext: forward);
+  }
+
+  /// 路由交接时同步暂停当前原生播放器，controller 仍由 session 持有。
+  Future<void> pauseForRouteHandoff() {
+    if (_closed) return Future<void>.value();
+    _routeVisible = false;
+    return _enqueue(() async {
+      final slot = _active;
+      if (slot == null) return;
+      await slot.player.pause();
+      slot.playing = false;
+    });
+  }
+
+  /// 路由恢复可见后立即同步当前 controller，并等待原生播放状态落地。
+  Future<void> resumeForRouteHandoff() {
+    if (_closed) return Future<void>.value();
+    _routeVisible = true;
+    return _enqueue(() async {
+      final slot = _active;
+      if (kDebugMode) {
+        debugPrint(
+          '[feed-handoff] phase=resume slot=${slot?.index} '
+          'activated=${slot?.activated} playing=${slot?.playing} '
+          'retiring=${slot?.retiring} current=$_currentIndex '
+          'visible=$_visible user=$_userWantsPlay loading=$_loading',
+        );
+      }
+      if (slot == null || slot.retiring) return;
+      if (!slot.activated) {
+        try {
+          await activate?.call(episodes[slot.index], slot.player);
+        } catch (error) {
+          if (kDebugMode) {
+            debugPrint('[feed-handoff] phase=activation-failed error=$error');
+          }
+        }
+        if (_closed || _active != slot || slot.retiring) {
+          if (kDebugMode) {
+            debugPrint(
+              '[feed-handoff] phase=activation-aborted closed=$_closed '
+              'activeSame=${identical(_active, slot)} retiring=${slot.retiring}',
+            );
+          }
+          return;
+        }
+        slot.activated = true;
+      }
+      await _applyPlayback(slot);
+      if (_visible && !_overlayOpen && !_loading) _warmNeighbors(this);
+      if (kDebugMode) {
+        debugPrint(
+          '[feed-handoff] phase=resumed activated=${slot.activated} '
+          'playing=${slot.playing}',
+        );
+      }
+    });
+  }
+
+  /// 选中锁定集时立即停播并释放所有原生播放器，不创建新片源。
+  Future<void> selectLocked(
+    int index, {
+    int? preloadIndex,
+    int? previousIndex,
+  }) {
+    if (_closed || index < 0 || index >= episodes.length) {
+      return Future<void>.value();
+    }
+    _generation++;
+    _selected = false;
+    _currentIndex = index;
+    _rememberNeighbors(preloadIndex, previousIndex);
+    _loading = false;
+    _error = null;
+    _userWantsPlay = false;
+    _notify();
+    return _releasePlayers();
+  }
+
+  /// 清晰度切换时盖住黑帧的旧播放器。只在仍由会话持有时交给界面。
+  PlayerPort? handoffAt(int index) {
+    final slot = _handoff;
+    if (_closed || slot == null || slot.retiring || slot.index != index) {
+      return null;
+    }
+    return slot.player;
+  }
+
+  /// 当前索引是否复用了已预热的播放器槽。
+  bool reusedWarmAt(int index) {
+    for (final slot in [_active, _next, _previous]) {
+      if (slot != null && !slot.retiring && slot.index == index) {
+        return slot.reusedWarm;
+      }
+    }
+    return false;
+  }
+
+  /// 同步应用前台状态并恢复或暂停当前集。
+  void setAppResumed(bool value) {
+    _appResumed = value;
+    _syncPlayback();
+  }
+
+  /// 同步播放器路由是否可见。
+  void setRouteVisible(bool value) {
+    _routeVisible = value;
+    _syncPlayback();
+  }
+
+  /// 同步浮层是否遮挡播放器。
+  void setOverlayOpen(bool value) {
+    _overlayOpen = value;
+    _syncPlayback();
+  }
+
+  /// 记录用户播放意图；切换剧集时会在 [PlaybackSession.select] 中恢复播放。
+  void setUserWantsPlay(bool value) {
+    _userWantsPlay = value;
+    _syncPlayback();
+    _notify();
+  }
+}

lib/core/data/services/playlist_controller.dart

@@ -0,0 +1,107 @@
+// Author: fruit.com.cn
+
+import 'package:flutter/foundation.dart';
+
+import '../models/playlist_detail.dart';
+import '../remote/catalog_api.dart';
+import '../repositories/playlist_repository.dart';
+
+/// 推荐页剧单：已启用剧单及其短剧卡片。
+class PlaylistController extends ChangeNotifier {
+  PlaylistController(this._repository);
+
+  final PlaylistRepository _repository;
+
+  static const int pageSize = CatalogApi.playlistPageSize;
+
+  List<PlaylistDetail> items = const [];
+  bool loading = false;
+  bool loadingMore = false;
+  bool loaded = false;
+  bool hasMore = false;
+  String? error;
+  int _pageIndex = 1;
+  bool _disposed = false;
+
+  /// 从第一页重新拉取。失败保留错误态，成功后替换本地缓存。
+  Future<void> load() async {
+    loading = true;
+    error = null;
+    _notify();
+    try {
+      final page = await _repository.fetchPlaylists(pageSize: pageSize);
+      items = page.list;
+      _pageIndex = 1;
+      hasMore = items.length < page.total;
+      loaded = true;
+    } catch (exception) {
+      error = 'playlistsError';
+      if (kDebugMode) debugPrint('[playlist] $exception');
+    } finally {
+      loading = false;
+      _notify();
+    }
+  }
+
+  /// 滚到底时追加下一页。没有更多或正在请求时直接返回。
+  Future<void> loadMore() async {
+    if (loading || loadingMore || !hasMore) return;
+    loadingMore = true;
+    _notify();
+    try {
+      final page = await _repository.fetchPlaylists(
+        pageIndex: _pageIndex + 1,
+        pageSize: pageSize,
+      );
+      if (page.list.isEmpty) {
+        hasMore = false;
+      } else {
+        items = [...items, ...page.list];
+        _pageIndex += 1;
+        hasMore = items.length < page.total;
+      }
+    } catch (exception) {
+      if (kDebugMode) debugPrint('[playlist] more $exception');
+    } finally {
+      loadingMore = false;
+      _notify();
+    }
+  }
+
+  /// 打开某一剧单时再取一次详情；失败则回落到列表里已有的那条。
+  Future<PlaylistDetail> detail(
+    String id, {
+    int pageIndex = 1,
+    int pageSize = CatalogApi.playlistDramaPageSize,
+  }) async {
+    try {
+      return await _repository.fetchPlaylist(
+        id,
+        pageIndex: pageIndex,
+        pageSize: pageSize,
+      );
+    } catch (exception) {
+      if (kDebugMode) debugPrint('[playlist] detail $id $exception');
+      return items.firstWhere(
+        (item) => item.id == id,
+        orElse: () => PlaylistDetail(
+          id: id,
+          name: '',
+          description: '',
+          dramaCount: 0,
+          dramas: const [],
+        ),
+      );
+    }
+  }
+
+  void _notify() {
+    if (!_disposed) notifyListeners();
+  }
+
+  @override
+  void dispose() {
+    _disposed = true;
+    super.dispose();
+  }
+}

lib/core/data/services/sprite_thumbnail_axis.dart

@@ -9,7 +9,7 @@ import '../../config/app_config.dart';
 import 'sprite_thumbnail_asset_loader.dart';
 
 const Duration spriteVttCacheTtl = Duration(minutes: 10);
-const int spriteImageCacheCapacity = 2;
+const int spriteImageCacheCapacity = 1;
 
 /// 单个 VTT cue 对应的 sprite 裁剪区域。
 class SpriteThumbnailCue {
@@ -122,6 +122,8 @@ abstract interface class SpriteThumbnailAxisSource implements Listenable {
   SpriteThumbnailFrame? cachedFrameAt(String? thumbnailsUrl, Duration position);
 
   bool hasAxis(String? thumbnailsUrl);
+
+  Future<void> prepareAt(String? thumbnailsUrl, Duration position);
 }
 
 /// VTT 时间轴、cue 二分与 sprite ui.Image LRU 缓存。
@@ -130,35 +132,36 @@ class SpriteThumbnailAxisService extends ChangeNotifier
   SpriteThumbnailAxisService({
     SpriteThumbnailAssetLoader? loader,
     this.cacheTtl = spriteVttCacheTtl,
+    this.spriteCacheCapacity = spriteImageCacheCapacity,
     DateTime Function()? now,
   }) : _loader = loader ?? DioSpriteThumbnailAssetLoader(),
        _now = now ?? DateTime.now;
 
   final SpriteThumbnailAssetLoader _loader;
   final Duration cacheTtl;
+  final int spriteCacheCapacity;
   final DateTime Function() _now;
   final Map<String, _CachedAxis> _axisCache = {};
   final Map<String, Future<SpriteThumbnailAxis>> _axisRequests = {};
   final LinkedHashMap<String, _CachedSprite> _spriteCache = LinkedHashMap();
   final Map<String, Future<_CachedSprite?>> _spriteRequests = {};
   final Set<String> _failedSprites = {};
-  String? _activeAxisUrl;
-  int _axisGeneration = 0;
   bool _disposed = false;
 
-  @visibleForTesting
   int get spriteCacheSize => _spriteCache.length;
 
   @visibleForTesting
-  List<String> get spriteCacheKeys => _spriteCache.keys.toList();
+  List<String> get spriteCacheKeys => _spriteCache.keys
+      .map((url) => Uri.tryParse(url)?.pathSegments.lastOrNull ?? url)
+      .toList();
 
-  /// 播放器就绪时预取当前 cue 与相邻 sprite，拖动帧不触发网络或解码。
+  /// 播放器就绪时预取当前 cue；容量大于 1 时顺带预取相邻 sprite。
+  @override
   Future<void> prepareAt(String? thumbnailsUrl, Duration position) async {
     final url = _normalizeUrl(thumbnailsUrl);
     if (_disposed || url == null) return;
-    _activateAxis(url);
     final axis = await _loadAxis(url);
-    if (_disposed || _activeAxisUrl != url) return;
+    if (_disposed) return;
     for (final cue in _prefetchCues(axis, position)) {
       await _ensureSprite(axis, cue);
     }
@@ -167,7 +170,7 @@ class SpriteThumbnailAxisService extends ChangeNotifier
   @override
   bool hasAxis(String? thumbnailsUrl) {
     final url = _normalizeUrl(thumbnailsUrl);
-    if (url == null || url != _activeAxisUrl) return false;
+    if (url == null) return false;
     return _readAxis(url) != null;
   }
 
@@ -177,12 +180,14 @@ class SpriteThumbnailAxisService extends ChangeNotifier
     Duration position,
   ) {
     final url = _normalizeUrl(thumbnailsUrl);
-    if (url == null || url != _activeAxisUrl) return null;
+    if (url == null) return null;
     final axis = _readAxis(url);
     if (axis == null) return null;
     final cue = selectSpriteThumbnailCue(axis.cues, position);
     if (cue == null) return null;
-    final cached = _readSprite(cue.spriteFile);
+    final cached = _readSprite(
+      axis.resolveSpriteUri(cue.spriteFile).toString(),
+    );
     if (cached == null) return null;
     final sourceRect = _scaledSourceRect(cached, cue.sourceRect);
     if (sourceRect == null) return null;
@@ -203,13 +208,6 @@ class SpriteThumbnailAxisService extends ChangeNotifier
     super.dispose();
   }
 
-  void _activateAxis(String url) {
-    if (_activeAxisUrl == url) return;
-    _activeAxisUrl = url;
-    _axisGeneration++;
-    _clearSprites();
-  }
-
   Future<SpriteThumbnailAxis> _loadAxis(String url) {
     final cached = _readAxis(url);
     if (cached != null) return Future.value(cached);
@@ -236,7 +234,6 @@ class SpriteThumbnailAxisService extends ChangeNotifier
       } on SpriteThumbnailForbiddenException {
         if (_disposed) return SpriteThumbnailAxis.empty(url);
         _axisCache.remove(url);
-        if (_activeAxisUrl == url) _clearSprites();
       } catch (_) {
         break;
       }
@@ -271,6 +268,7 @@ class SpriteThumbnailAxisService extends ChangeNotifier
     if (current == null) return const [];
     final index = axis.cues.indexOf(current);
     final candidates = <SpriteThumbnailCue>[current];
+    if (spriteCacheCapacity <= 1) return candidates;
     for (final direction in const [1, -1]) {
       for (var step = 1; step < axis.cues.length; step++) {
         final neighborIndex = index + direction * step;
@@ -290,23 +288,23 @@ class SpriteThumbnailAxisService extends ChangeNotifier
     SpriteThumbnailAxis axis,
     SpriteThumbnailCue cue,
   ) {
-    final cached = _readSprite(cue.spriteFile);
+    final spriteUrl = axis.resolveSpriteUri(cue.spriteFile).toString();
+    final cached = _readSprite(spriteUrl);
     if (cached != null) return Future.value(cached);
-    if (_failedSprites.contains(cue.spriteFile)) return Future.value();
-    final existing = _spriteRequests[cue.spriteFile];
+    if (_failedSprites.contains(spriteUrl)) return Future.value();
+    final existing = _spriteRequests[spriteUrl];
     if (existing != null) return existing;
-    final generation = _axisGeneration;
-    final request = _loadSprite(axis, cue, generation);
-    _spriteRequests[cue.spriteFile] = request;
+    final request = _loadSprite(axis, cue, spriteUrl);
+    _spriteRequests[spriteUrl] = request;
     return request.whenComplete(() {
-      _spriteRequests.remove(cue.spriteFile);
+      _spriteRequests.remove(spriteUrl);
     });
   }
 
   Future<_CachedSprite?> _loadSprite(
     SpriteThumbnailAxis axis,
     SpriteThumbnailCue cue,
-    int generation,
+    String spriteUrl,
   ) async {
     SpriteThumbnailDecodedImage? decoded;
     try {
@@ -315,16 +313,16 @@ class SpriteThumbnailAxisService extends ChangeNotifier
       decoded = null;
     }
     if (decoded == null) {
-      _failedSprites.add(cue.spriteFile);
+      _failedSprites.add(spriteUrl);
       if (!_disposed) notifyListeners();
       return null;
     }
-    if (_disposed || generation != _axisGeneration) {
+    if (_disposed) {
       decoded.image.dispose();
       return null;
     }
     final cached = _CachedSprite(decoded);
-    _putSprite(cue.spriteFile, cached);
+    _putSprite(spriteUrl, cached);
     notifyListeners();
     return cached;
   }
@@ -339,7 +337,7 @@ class SpriteThumbnailAxisService extends ChangeNotifier
   void _putSprite(String key, _CachedSprite value) {
     _spriteCache.remove(key)?.decoded.image.dispose();
     _spriteCache[key] = value;
-    while (_spriteCache.length > spriteImageCacheCapacity) {
+    while (_spriteCache.length > spriteCacheCapacity) {
       final oldest = _spriteCache.remove(_spriteCache.keys.first);
       oldest?.decoded.image.dispose();
     }
@@ -375,8 +373,6 @@ class SpriteThumbnailAxisService extends ChangeNotifier
   }
 
   void _clearAll() {
-    _axisGeneration++;
-    _activeAxisUrl = null;
     _axisCache.clear();
     _axisRequests.clear();
     _clearSprites();

lib/core/data/services/watch_records_controller.dart

@@ -38,6 +38,7 @@ class WatchRecordsController extends ChangeNotifier {
   String? error;
   String? loadMoreError;
   String? actionError;
+  int? lastErrorCode;
   int _pageIndex = 0;
   int _requestSeq = 0;
   bool _disposed = false;
@@ -50,6 +51,7 @@ class WatchRecordsController extends ChangeNotifier {
     error = null;
     loadMoreError = null;
     actionError = null;
+    lastErrorCode = null;
     _notify();
     try {
       final page = await _history.recent(pageIndex: 1, pageSize: pageSize);
@@ -71,6 +73,7 @@ class WatchRecordsController extends ChangeNotifier {
       );
       if (!_disposed && request == _requestSeq) {
         error = failure is ApiException ? failure.message : 'progressError';
+        if (failure is ApiException) lastErrorCode = failure.code;
       }
     } finally {
       if (!_disposed && request == _requestSeq) {
@@ -86,6 +89,7 @@ class WatchRecordsController extends ChangeNotifier {
     final request = ++_requestSeq;
     loadingMore = true;
     loadMoreError = null;
+    lastErrorCode = null;
     _notify();
     try {
       final page = await _history.recent(
@@ -108,6 +112,7 @@ class WatchRecordsController extends ChangeNotifier {
         loadMoreError = failure is ApiException
             ? failure.message
             : 'progressError';
+        if (failure is ApiException) lastErrorCode = failure.code;
       }
     } finally {
       if (!_disposed && request == _requestSeq) {
@@ -148,17 +153,19 @@ class WatchRecordsController extends ChangeNotifier {
     total = total > 0 ? total - 1 : 0;
     hasMore = records.length < total;
     actionError = null;
+    lastErrorCode = null;
     _notify();
     try {
       await _history.remove(dramaId);
       return true;
-    } catch (_) {
+    } catch (failure) {
       final next = [...records];
       next.insert(index > next.length ? next.length : index, removed);
       records = next;
       total += 1;
       hasMore = records.length < total;
       actionError = 'recordDeleteFailed';
+      if (failure is ApiException) lastErrorCode = failure.code;
       return false;
     } finally {
       _notify();
@@ -179,16 +186,18 @@ class WatchRecordsController extends ChangeNotifier {
     loadingMore = false;
     clearing = true;
     actionError = null;
+    lastErrorCode = null;
     _notify();
     try {
       await _history.clear();
       return true;
-    } catch (_) {
+    } catch (failure) {
       records = previous;
       total = previousTotal;
       _pageIndex = previousPageIndex;
       hasMore = records.length < total;
       actionError = 'recordClearFailed';
+      if (failure is ApiException) lastErrorCode = failure.code;
       return false;
     } finally {
       clearing = false;
@@ -305,6 +314,23 @@ class WatchRecordsController extends ChangeNotifier {
     if (!_disposed) notifyListeners();
   }
 
+  /// 切换账号/设备身份时清除内存数据，不删除服务端记录。
+  void reset() {
+    _requestSeq += 1;
+    records = const [];
+    total = 0;
+    loading = false;
+    loadingMore = false;
+    hasMore = false;
+    clearing = false;
+    error = null;
+    loadMoreError = null;
+    actionError = null;
+    lastErrorCode = null;
+    _pageIndex = 0;
+    _notify();
+  }
+
   @override
   void dispose() {
     _disposed = true;

lib/core/formatting/account_display.dart

@@ -0,0 +1,239 @@
+// Author: fruit.com.cn
+
+/// 账号资料页只读字段的展示格式化。
+///
+/// 后端存的是 ISO 国家码、BCP-47 语言标签和 IANA 时区（`ID` / `id-ID` / `Asia/Jakarta`），
+/// 直接展示对用户没有意义，这里统一转成当前界面语言的名称。
+/// 国家与城市名只维护中文与英文两套：界面语言为印尼语时回退英文名，
+/// 语言名与账号状态则三种界面语言都有。
+library;
+
+const _countryNamesZh = {
+  'ID': '印度尼西亚',
+  'MY': '马来西亚',
+  'SG': '新加坡',
+  'TH': '泰国',
+  'VN': '越南',
+  'PH': '菲律宾',
+  'KH': '柬埔寨',
+  'MM': '缅甸',
+  'LA': '老挝',
+  'BN': '文莱',
+  'CN': '中国',
+  'TW': '中国台湾',
+  'HK': '中国香港',
+  'MO': '中国澳门',
+  'JP': '日本',
+  'KR': '韩国',
+  'IN': '印度',
+  'PK': '巴基斯坦',
+  'BD': '孟加拉国',
+  'LK': '斯里兰卡',
+  'NP': '尼泊尔',
+  'US': '美国',
+  'CA': '加拿大',
+  'MX': '墨西哥',
+  'BR': '巴西',
+  'AR': '阿根廷',
+  'CL': '智利',
+  'CO': '哥伦比亚',
+  'PE': '秘鲁',
+  'VE': '委内瑞拉',
+  'EC': '厄瓜多尔',
+  'GT': '危地马拉',
+  'DO': '多米尼加',
+  'GB': '英国',
+  'DE': '德国',
+  'FR': '法国',
+  'ES': '西班牙',
+  'IT': '意大利',
+  'NL': '荷兰',
+  'PL': '波兰',
+  'RU': '俄罗斯',
+  'UA': '乌克兰',
+  'TR': '土耳其',
+  'SA': '沙特阿拉伯',
+  'AE': '阿联酋',
+  'IL': '以色列',
+  'EG': '埃及',
+  'NG': '尼日利亚',
+  'ZA': '南非',
+  'KE': '肯尼亚',
+  'MA': '摩洛哥',
+  'AU': '澳大利亚',
+  'NZ': '新西兰',
+};
+
+const _countryNamesEn = {
+  'ID': 'Indonesia',
+  'MY': 'Malaysia',
+  'SG': 'Singapore',
+  'TH': 'Thailand',
+  'VN': 'Vietnam',
+  'PH': 'Philippines',
+  'KH': 'Cambodia',
+  'MM': 'Myanmar',
+  'LA': 'Laos',
+  'BN': 'Brunei',
+  'CN': 'China',
+  'TW': 'Taiwan',
+  'HK': 'Hong Kong',
+  'MO': 'Macau',
+  'JP': 'Japan',
+  'KR': 'South Korea',
+  'IN': 'India',
+  'PK': 'Pakistan',
+  'BD': 'Bangladesh',
+  'LK': 'Sri Lanka',
+  'NP': 'Nepal',
+  'US': 'United States',
+  'CA': 'Canada',
+  'MX': 'Mexico',
+  'BR': 'Brazil',
+  'AR': 'Argentina',
+  'CL': 'Chile',
+  'CO': 'Colombia',
+  'PE': 'Peru',
+  'VE': 'Venezuela',
+  'EC': 'Ecuador',
+  'GT': 'Guatemala',
+  'DO': 'Dominican Republic',
+  'GB': 'United Kingdom',
+  'DE': 'Germany',
+  'FR': 'France',
+  'ES': 'Spain',
+  'IT': 'Italy',
+  'NL': 'Netherlands',
+  'PL': 'Poland',
+  'RU': 'Russia',
+  'UA': 'Ukraine',
+  'TR': 'Turkey',
+  'SA': 'Saudi Arabia',
+  'AE': 'United Arab Emirates',
+  'IL': 'Israel',
+  'EG': 'Egypt',
+  'NG': 'Nigeria',
+  'ZA': 'South Africa',
+  'KE': 'Kenya',
+  'MA': 'Morocco',
+  'AU': 'Australia',
+  'NZ': 'New Zealand',
+};
+
+const _timezoneNamesZh = {
+  'Asia/Jakarta': '雅加达',
+  'Asia/Kuala_Lumpur': '吉隆坡',
+  'Asia/Singapore': '新加坡',
+  'Asia/Bangkok': '曼谷',
+  'Asia/Ho_Chi_Minh': '胡志明市',
+  'Asia/Manila': '马尼拉',
+  'Asia/Phnom_Penh': '金边',
+  'Asia/Yangon': '仰光',
+  'Asia/Vientiane': '万象',
+  'Asia/Brunei': '斯里巴加湾市',
+  'Asia/Shanghai': '上海',
+  'Asia/Taipei': '台北',
+  'Asia/Hong_Kong': '香港',
+  'Asia/Macau': '澳门',
+  'Asia/Tokyo': '东京',
+  'Asia/Seoul': '首尔',
+  'Asia/Kolkata': '加尔各答',
+  'Asia/Karachi': '卡拉奇',
+  'Asia/Dhaka': '达卡',
+  'Asia/Colombo': '科伦坡',
+  'Asia/Kathmandu': '加德满都',
+  'America/New_York': '纽约',
+  'America/Toronto': '多伦多',
+  'America/Mexico_City': '墨西哥城',
+  'America/Sao_Paulo': '圣保罗',
+  'America/Argentina/Buenos_Aires': '布宜诺斯艾利斯',
+  'America/Santiago': '圣地亚哥',
+  'America/Bogota': '波哥大',
+  'America/Lima': '利马',
+  'America/Caracas': '加拉加斯',
+  'America/Guayaquil': '瓜亚基尔',
+  'America/Guatemala': '危地马拉城',
+  'America/Santo_Domingo': '圣多明各',
+  'Europe/London': '伦敦',
+  'Europe/Berlin': '柏林',
+  'Europe/Paris': '巴黎',
+  'Europe/Madrid': '马德里',
+  'Europe/Rome': '罗马',
+  'Europe/Amsterdam': '阿姆斯特丹',
+  'Europe/Warsaw': '华沙',
+  'Europe/Moscow': '莫斯科',
+  'Europe/Kyiv': '基辅',
+  'Europe/Istanbul': '伊斯坦布尔',
+  'Asia/Riyadh': '利雅得',
+  'Asia/Dubai': '迪拜',
+  'Asia/Jerusalem': '耶路撒冷',
+  'Africa/Cairo': '开罗',
+  'Africa/Lagos': '拉各斯',
+  'Africa/Johannesburg': '约翰内斯堡',
+  'Africa/Nairobi': '内罗毕',
+  'Africa/Casablanca': '卡萨布兰卡',
+  'Australia/Sydney': '悉尼',
+  'Pacific/Auckland': '奥克兰',
+};
+
+const _languageNames = {
+  'id': {'zh': '印度尼西亚语', 'en': 'Indonesian', 'id': 'Bahasa Indonesia'},
+  'en': {'zh': '英语', 'en': 'English', 'id': 'Inggris'},
+  'zh': {'zh': '中文', 'en': 'Chinese', 'id': 'Mandarin'},
+};
+
+const _statusNames = {
+  'normal': {'zh': '正常', 'en': 'Active', 'id': 'Aktif'},
+  'limited': {'zh': '受限', 'en': 'Limited', 'id': 'Dibatasi'},
+  'banned': {'zh': '已封禁', 'en': 'Banned', 'id': 'Diblokir'},
+  'deactivated': {'zh': '已注销', 'en': 'Deactivated', 'id': 'Dinonaktifkan'},
+};
+
+String _pick(Map<String, String> names, String localeName) =>
+    names[localeName] ?? names['en']!;
+
+/// 国家码 → 国家名；未收录的码原样返回。
+String countryName(String code, String localeName) {
+  final key = code.trim().toUpperCase();
+  if (key.isEmpty) return '';
+  final names = localeName == 'zh' ? _countryNamesZh : _countryNamesEn;
+  return names[key] ?? key;
+}
+
+/// IANA 时区 → 城市名；中文界面查表，其余语言取时区里的城市段。
+String timezoneName(String timezone, String localeName) {
+  final value = timezone.trim();
+  if (value.isEmpty) return '';
+  if (localeName == 'zh') {
+    final name = _timezoneNamesZh[value];
+    if (name != null) return name;
+  }
+  final city = value.split('/').last.replaceAll('_', ' ');
+  return city.isEmpty ? value : city;
+}
+
+/// BCP-47 语言标签 → 语言名，按主语言归类（`zh-TW` 也算中文）。
+String languageName(String language, String localeName) {
+  final value = language.trim();
+  if (value.isEmpty) return '';
+  final primary = value.split(RegExp('[-_]')).first.toLowerCase();
+  final names = _languageNames[primary];
+  return names == null ? value : _pick(names, localeName);
+}
+
+/// 账号状态 → 展示文案；未知状态原样返回。
+String accountStatusText(String status, String localeName) {
+  final value = status.trim().toLowerCase();
+  final names = _statusNames[value];
+  return names == null ? status : _pick(names, localeName);
+}
+
+/// VIP 等级：0 表示未开通，避免用户看到一个孤零零的 0。
+String vipLevelText(int level, String localeName) {
+  if (level > 0) return 'VIP $level';
+  return switch (localeName) {
+    'zh' => '未开通',
+    'id' => 'Belum aktif',
+    _ => 'Not subscribed',
+  };
+}

lib/core/formatting/error_text.dart

@@ -2,6 +2,37 @@
 
 import '../../l10n/app_localizations.dart';
 
+/// 按后端 `ErrorCode` 取当前语言文案。未收录的业务码回退服务端 message。
+String userFacingApiMessage(AppLocalizations l10n, int code, String message) {
+  final localized = _apiMessage(l10n, code);
+  if (localized != null) return localized;
+  if (message.isEmpty) return l10n.authServerError;
+  return message;
+}
+
+/// 已定义错误码。500 用服务繁忙，不展示「系统异常」。
+String? _apiMessage(AppLocalizations l10n, int code) {
+  return switch (code) {
+    400 => l10n.apiErrorBadRequest,
+    401 => l10n.apiErrorUnauthorized,
+    403 => l10n.apiErrorForbidden,
+    404 => l10n.apiErrorNotFound,
+    429 => l10n.apiErrorTooManyRequests,
+    500 => l10n.authServerError,
+    100000 => l10n.apiErrorLoginFailed,
+    100001 => l10n.apiErrorAccountDisabled,
+    100002 => l10n.apiErrorCoinNotEnough,
+    100003 => l10n.apiErrorEpisodeUnavailable,
+    100004 => l10n.apiErrorEpisodeUnlocked,
+    100005 => l10n.apiErrorOrderInvalid,
+    100006 => l10n.apiErrorVipExpired,
+    200001 => l10n.apiErrorDataExists,
+    200002 => l10n.apiErrorDataNotFound,
+    200003 => l10n.apiErrorNotAllowed,
+    _ => null,
+  };
+}
+
 /// logic 里的错误在两种情况下是"哨兵值"：本地网络异常（读不到后端提示语）与
 /// 我们自己包装的失败。这里统一翻译成当前语言的文案；服务端给的中文提示原样展示。
 String errorText(AppLocalizations l10n, String? code, String fallback) {

lib/core/formatting/localized_content.dart

@@ -8,7 +8,7 @@ String localizedDramaTitle(AppLocalizations l10n, Drama drama) =>
       'the-signal-demo' => l10n.dramaSignalTitle,
       'city-lights-demo' => l10n.dramaCityTitle,
       'vengeance-demo' => l10n.dramaVengeanceTitle,
-      _ => drama.title,
+      _ => drama.localizedTitle(l10n.localeName.split(RegExp(r'[_-]')).first),
     };
 
 String localizedDramaSynopsis(AppLocalizations l10n, Drama drama) =>
@@ -16,7 +16,7 @@ String localizedDramaSynopsis(AppLocalizations l10n, Drama drama) =>
       'the-signal-demo' => l10n.dramaSignalSynopsis,
       'city-lights-demo' => l10n.dramaCitySynopsis,
       'vengeance-demo' => l10n.dramaVengeanceSynopsis,
-      _ => drama.synopsis,
+      _ => drama.localizedSynopsis(l10n.localeName.split(RegExp(r'[_-]')).first),
     };
 
 String localizedEpisodeTitle(AppLocalizations l10n, int number) =>

lib/core/legal/legal_article_view.dart

@@ -0,0 +1,127 @@
+// Author: fruit.com.cn
+
+import 'package:flutter/material.dart';
+import 'package:html/dom.dart' as dom;
+import 'package:html/parser.dart' as html_parser;
+
+import '../theme/app_colors.dart';
+
+const double _bodySize = 16;
+const double _headingSize = 18;
+const double _blockGap = 12;
+const double _lineHeight = 1.7;
+
+const TextStyle _bodyStyle = TextStyle(
+  color: AppColors.textPrimary,
+  fontSize: _bodySize,
+  height: _lineHeight,
+);
+
+/// 把协议页的 HTML 正文画成普通控件。
+class LegalArticleView extends StatelessWidget {
+  const LegalArticleView({super.key, required this.html});
+
+  final String html;
+
+  @override
+  Widget build(BuildContext context) {
+    final fragment = html_parser.parseFragment(html);
+    return Column(
+      crossAxisAlignment: CrossAxisAlignment.start,
+      children: [
+        for (final node in fragment.nodes) _block(node),
+      ],
+    );
+  }
+}
+
+Widget _block(dom.Node node) {
+  if (node is! dom.Element) {
+    return _paragraph(node.text ?? '');
+  }
+  switch (node.localName) {
+    case 'h1':
+    case 'h2':
+    case 'h3':
+      return _heading(node.text);
+    case 'ul':
+    case 'ol':
+      return _list(node);
+    case 'pre':
+      return _paragraph(node.text);
+    case 'blockquote':
+      return _paragraph(node.text);
+    default:
+      return _paragraphSpan(node);
+  }
+}
+
+Widget _heading(String text) {
+  return Padding(
+    padding: const EdgeInsets.only(bottom: _blockGap),
+    child: Text(
+      text.trim(),
+      style: const TextStyle(
+        color: AppColors.textPrimary,
+        fontSize: _headingSize,
+        height: 1.4,
+        fontWeight: FontWeight.w700,
+      ),
+    ),
+  );
+}
+
+Widget _list(dom.Element element) {
+  final items = element.children.where((child) => child.localName == 'li');
+  return Padding(
+    padding: const EdgeInsets.only(bottom: _blockGap),
+    child: Column(
+      crossAxisAlignment: CrossAxisAlignment.start,
+      children: [
+        for (final item in items)
+          Padding(
+            padding: const EdgeInsets.only(bottom: 4),
+            child: Text('• ${item.text.trim()}', style: _bodyStyle),
+          ),
+      ],
+    ),
+  );
+}
+
+Widget _paragraph(String text) {
+  final value = text.trim();
+  if (value.isEmpty) return const SizedBox.shrink();
+  return Padding(
+    padding: const EdgeInsets.only(bottom: _blockGap),
+    child: Text(value, style: _bodyStyle),
+  );
+}
+
+Widget _paragraphSpan(dom.Element element) {
+  return Padding(
+    padding: const EdgeInsets.only(bottom: _blockGap),
+    child: Text.rich(TextSpan(style: _bodyStyle, children: _inlines(element))),
+  );
+}
+
+List<InlineSpan> _inlines(dom.Node node) {
+  if (node is dom.Text) {
+    return [TextSpan(text: node.text)];
+  }
+  if (node is! dom.Element) return const [];
+  final children = node.nodes.expand(_inlines).toList();
+  switch (node.localName) {
+    case 'strong':
+    case 'b':
+      return [TextSpan(style: const TextStyle(fontWeight: FontWeight.w700), children: children)];
+    case 'em':
+    case 'i':
+      return [TextSpan(style: const TextStyle(fontStyle: FontStyle.italic), children: children)];
+    case 'a':
+      return [TextSpan(style: const TextStyle(color: AppColors.blue), children: children)];
+    case 'br':
+      return const [TextSpan(text: '\n')];
+    default:
+      return children;
+  }
+}

lib/core/legal/legal_html.dart

@@ -0,0 +1,36 @@
+// Author: fruit.com.cn
+
+import 'package:dio/dio.dart';
+
+import '../config/app_config.dart';
+
+final RegExp _articlePattern = RegExp(
+  '<article>([\\s\\S]*)</article>',
+  caseSensitive: false,
+);
+
+/// 从协议页里取出正文。没有 article 时退回整页。
+String legalArticle(String html) {
+  final match = _articlePattern.firstMatch(html);
+  final body = match?.group(1);
+  if (body == null || body.trim().isEmpty) return html;
+  return body.trim();
+}
+
+/// 拉取协议页 HTML。不走业务 JSON 包装。
+Future<String> fetchLegalArticle(String url) async {
+  final dio = Dio(
+    BaseOptions(
+      connectTimeout: AppConfig.requestTimeout,
+      receiveTimeout: AppConfig.requestTimeout,
+      responseType: ResponseType.plain,
+      validateStatus: (code) => code != null && code >= 200 && code < 300,
+    ),
+  );
+  final response = await dio.get<String>(url);
+  final body = response.data;
+  if (body == null || body.trim().isEmpty) {
+    throw StateError('empty legal page');
+  }
+  return legalArticle(body);
+}

lib/core/legal/legal_opener.dart

@@ -0,0 +1,12 @@
+// Author: fruit.com.cn
+
+import 'package:flutter/material.dart';
+
+import 'legal_web_page.dart';
+
+/// 在当前 App 里打开协议地址。
+Future<void> openLegalUrlOrNotify(BuildContext context, String url) {
+  return Navigator.of(context).push<void>(
+    MaterialPageRoute<void>(builder: (_) => LegalWebPage(url: url)),
+  );
+}

lib/core/legal/legal_page.dart

@@ -0,0 +1,27 @@
+// Author: fruit.com.cn
+
+import 'package:flutter/material.dart';
+
+import '../config/app_config.dart';
+
+/// 隐私协议公开路径，对应 `/privacy/{语言}`。
+const String legalPrivacyPath = 'privacy';
+
+/// 服务条款公开路径，对应 `/terms/{语言}`。
+const String legalTermsPath = 'terms';
+
+const Set<String> _legalLanguages = {'zh', 'en', 'id'};
+
+/// 界面语言落到协议页支持的三种语言。其余语言用英文。
+String legalLanguageCode(Locale locale) {
+  final code = locale.languageCode;
+  if (_legalLanguages.contains(code)) return code;
+  return 'en';
+}
+
+/// 拼出当前服务器上的协议页地址。
+String legalPageUrl(String path, Locale locale) {
+  final base = AppConfig.apiBaseUrl;
+  final root = base.endsWith('/') ? base.substring(0, base.length - 1) : base;
+  return '$root/$path/${legalLanguageCode(locale)}';
+}

lib/core/legal/legal_web_page.dart

@@ -0,0 +1,96 @@
+// Author: fruit.com.cn
+
+import 'package:flutter/material.dart';
+import '../../l10n/app_localizations.dart';
+import '../theme/app_colors.dart';
+import '../widgets/plain_page_scaffold.dart';
+import 'legal_article_view.dart';
+import 'legal_html.dart';
+
+const double _pagePadding = 20;
+
+/// 在应用内展示协议页，不使用系统 WebView。
+class LegalWebPage extends StatefulWidget {
+  const LegalWebPage({super.key, required this.url, this.load});
+
+  final String url;
+
+  /// 测试时可替换网络请求。
+  final Future<String> Function(String url)? load;
+
+  @override
+  State<LegalWebPage> createState() => _LegalWebPageState();
+}
+
+class _LegalWebPageState extends State<LegalWebPage> {
+  String? _html;
+  var _failed = false;
+
+  @override
+  void initState() {
+    super.initState();
+    _load();
+  }
+
+  Future<void> _load() async {
+    setState(() {
+      _html = null;
+      _failed = false;
+    });
+    try {
+      final loader = widget.load ?? fetchLegalArticle;
+      final html = await loader(widget.url);
+      if (!mounted) return;
+      setState(() => _html = html);
+    } catch (_) {
+      if (!mounted) return;
+      setState(() => _failed = true);
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return PlainPageScaffold(
+      pageKey: const Key('legal-web-page'),
+      backKey: const Key('legal-web-back'),
+      title: '',
+      child: _body(context),
+    );
+  }
+
+  Widget _body(BuildContext context) {
+    final html = _html;
+    if (html != null) {
+      return ListView(
+        padding: const EdgeInsets.fromLTRB(_pagePadding, 8, _pagePadding, 28),
+        children: [
+          LegalArticleView(html: html),
+        ],
+      );
+    }
+    if (_failed) return _failure(context);
+    return const Center(
+      child: CircularProgressIndicator(
+        key: Key('legal-web-loading'),
+        color: AppColors.blue,
+      ),
+    );
+  }
+
+  Widget _failure(BuildContext context) {
+    final l10n = AppLocalizations.of(context)!;
+    return Center(
+      child: Column(
+        mainAxisSize: MainAxisSize.min,
+        children: [
+          Text(l10n.legalOpenFailed, style: const TextStyle(color: AppColors.muted)),
+          TextButton(
+            key: const Key('legal-web-retry'),
+            onPressed: _load,
+            child: Text(l10n.retry),
+          ),
+        ],
+      ),
+    );
+  }
+}

lib/core/navigation/fade_page_route.dart

@@ -4,14 +4,16 @@ import 'package:flutter/widgets.dart';
 
 /// 无位移的短促淡入转场。
 class FadePageRoute<T> extends PageRouteBuilder<T> {
-  FadePageRoute({required WidgetBuilder builder, super.settings})
-    : super(
-        transitionDuration: const Duration(milliseconds: 220),
-        reverseTransitionDuration: const Duration(milliseconds: 180),
-        pageBuilder: (context, _, _) => builder(context),
-        transitionsBuilder: (context, animation, _, child) => FadeTransition(
-          opacity: CurvedAnimation(parent: animation, curve: Curves.easeOut),
-          child: child,
-        ),
-      );
+  FadePageRoute({
+    required WidgetBuilder builder,
+    super.settings,
+    super.transitionDuration = const Duration(milliseconds: 220),
+    super.reverseTransitionDuration = const Duration(milliseconds: 180),
+  }) : super(
+         pageBuilder: (context, _, _) => builder(context),
+         transitionsBuilder: (context, animation, _, child) => FadeTransition(
+           opacity: CurvedAnimation(parent: animation, curve: Curves.easeOut),
+           child: child,
+         ),
+       );
 }

lib/core/platform/wireless_data_prompt.dart

@@ -0,0 +1,62 @@
+// Author: fruit.com.cn
+
+import 'dart:async';
+
+import 'package:flutter/foundation.dart';
+import 'package:flutter/services.dart';
+
+/// iOS 首次启动等待系统无线数据选择，再发首个接口请求。
+abstract final class WirelessDataPrompt {
+  const WirelessDataPrompt._();
+
+  /// 系统选择超过此时长仍未回调时继续启动。
+  static const Duration decisionTimeout = Duration(seconds: 15);
+
+  /// 与 iOS `WirelessDataPrompt.channelName` 保持一致。
+  static const String channelName = 'com.stormg.lumadrama/wireless-data';
+
+  static const String _awaitDecisionMethod = 'awaitDecision';
+
+  static const MethodChannel _channel = MethodChannel(channelName);
+
+  static Future<void>? _pending;
+
+  /// 非 iOS 立即返回。iOS 只等待一次，失败或超时后放行。
+  static Future<void> awaitDecision({
+    required bool enabled,
+    Future<void> Function()? ask,
+    Duration? timeout,
+  }) {
+    if (!enabled) return Future<void>.value();
+    return _pending ??= _askOnce(ask, timeout ?? decisionTimeout);
+  }
+
+  /// 测试隔离用，清掉已完成的等待。
+  @visibleForTesting
+  static void resetForTest() {
+    _pending = null;
+  }
+
+  static Future<void> _askOnce(
+    Future<void> Function()? ask,
+    Duration timeout,
+  ) async {
+    try {
+      await (ask ?? _invokeChannel).call().timeout(timeout);
+    } on TimeoutException {
+      _log('decision timed out');
+    } catch (error) {
+      _log('decision skipped: $error');
+    }
+  }
+
+  static Future<void> _invokeChannel() {
+    return _channel.invokeMethod<void>(_awaitDecisionMethod);
+  }
+
+  static void _log(String message) {
+    if (kDebugMode) {
+      debugPrint('[wireless-data] $message');
+    }
+  }
+}

lib/core/theme/app_colors.dart

@@ -78,6 +78,12 @@ abstract final class AppColors {
   /// 中性深灰卡片与控件表面。
   static const contentCard = Color(0xFF16161A);
   static const contentSurface = Color(0xFF1C1C1E);
+
+  /// 首页、分类与搜索网格骨架的极暗底色。
+  static const skeletonSurface = Color(0xFF0E0E0E);
+
+  /// 播放器、推荐与详情页大面积媒体占位的深灰底色。
+  static const skeletonMedia = Color(0xFF1C1C1E);
   static const contentChip = Color(0xFF2C2C2E);
   static const contentBorder = Color(0x1AFFFFFF);
   static const filterChipSelected = Color(0xFF21090E);
@@ -104,12 +110,16 @@ abstract final class AppColors {
   static const mineIconSupport = Color(0xFFA78BFA);
   static const mineIconLanguage = Color(0xFF22D3EE);
   static const mineIconSettings = Color(0xFFA1A1AA);
+  static const mineIconNotices = Color(0xFFFF8A4C);
   static const recommendPlaylistGlow = Color(0x26FF6B2C);
 
   /// 次级文字与列表 chevron。
   static const textPrimary = Color(0xFFFFFFFF);
   static const textSecondary = Color(0xFFB0B0B0);
   static const textTertiary = Color(0xFF8E8E93);
+
+  /// 列表底部「没有更多了」这类弱提示。
+  static const textHint = Color(0xFF5C5C60);
   static const textTabInactive = Color(0xFFB0B0B0);
   static const textFilterIcon = Color(0xFF7A7A7E);
   static const searchResultMeta = Color(0xFF9E9E9E);

lib/core/theme/app_dimens.dart

@@ -110,6 +110,11 @@ abstract final class AppDimens {
   static const double cardBadgeFont = 9;
   static const double cardCoverTitleGap = 6;
   static const double cardTitleTagGap = 6;
+  static const double skeletonBarHeight = 10;
+  static const double skeletonBarRadius = 4;
+  static const double skeletonBarGap = 4;
+  static const double skeletonTitleBarGap = 3;
+  static const double skeletonBodyExtent = 34;
   static const double cardCoverAspectRatio = 3 / 4;
   static const double homeCardBodyExtent = 84;
   static const double homePrimaryTabFont = 18;
@@ -182,7 +187,7 @@ abstract final class AppDimens {
   static const double followingAddIconStroke = 1.5;
   static const double followingGridGap = 6;
   static const double followingGridRowGap = 12;
-  static const double followingCardTextExtent = 66;
+  static const double followingCardTextExtent = 70;
   static const double followingSubtitleFont = 12;
   static const double followingSubtitleGap = 4;
   static const double followingProgressHeight = 2;
@@ -224,7 +229,7 @@ abstract final class AppDimens {
   static const double mineSectionLinkFont = 12;
   static const double mineSectionGap = 20;
   static const double mineContinueCardWidth = 96;
-  static const double mineContinueRowHeight = 168;
+  static const double mineContinueRowHeight = 172;
   static const double mineContinueTitleFont = 13;
   static const double mineContinueMetaFont = 11;
   static const double mineStatsValueFont = 18;

lib/core/widgets/auth_gate.dart

@@ -15,7 +15,7 @@ Future<void> openAuthPage(BuildContext context, {bool signUpMode = false}) {
 
 /// 受限动作的登录闸：已登录返回 true；未登录弹底部提示并引导登录，返回 false。
 ///
-/// 首页/发现/详情保持匿名可看，只有收藏、点赞、评论这类"要对到具体账号"的动作才走这里。
+/// 首页/发现/详情与非付费互动保持匿名可用；解锁、权益与消耗类动作走这里。
 Future<bool> ensureSignedIn(BuildContext context) async {
   final auth = context.read<AuthController>();
   if (auth.isSignedIn) return true;
@@ -76,6 +76,7 @@ Future<bool> ensureSignedIn(BuildContext context) async {
 
   if (go == true && context.mounted) {
     await openAuthPage(context);
+    if (context.mounted) return context.read<AuthController>().isSignedIn;
   }
   return false;
 }

lib/core/widgets/drama_grid_skeleton.dart

@@ -0,0 +1,190 @@
+// Author: fruit.com.cn
+
+import 'dart:math' as math;
+
+import 'package:flutter/material.dart';
+
+import '../theme/app_colors.dart';
+import '../theme/app_dimens.dart';
+
+const Duration _shimmerPeriod = Duration(milliseconds: 1400);
+const double _shimmerTravel = 2.4;
+const double _shimmerStart = -1.2;
+const double _subtitleWidthFactor = 0.62;
+const double _shimmerPhaseStep = 0.13;
+const Color _shimmerHighlight = Color(0x0DFFFFFF);
+
+/// 首页短剧网格的占位。行数至少铺满可视高度，并带一道扫光。
+class DramaGridSkeleton extends StatefulWidget {
+  const DramaGridSkeleton({
+    super.key,
+    required this.columns,
+    required this.horizontalPadding,
+    required this.crossAxisSpacing,
+    required this.mainAxisSpacing,
+    this.itemCount = 9,
+    this.physics = const NeverScrollableScrollPhysics(),
+  });
+
+  final int columns;
+  final double horizontalPadding;
+  final double crossAxisSpacing;
+  final double mainAxisSpacing;
+  final int itemCount;
+  final ScrollPhysics physics;
+
+  @override
+  State<DramaGridSkeleton> createState() => _DramaGridSkeletonState();
+}
+
+class _DramaGridSkeletonState extends State<DramaGridSkeleton>
+    with SingleTickerProviderStateMixin {
+  late final AnimationController _shimmer = AnimationController(
+    vsync: this,
+    duration: _shimmerPeriod,
+  )..repeat();
+
+  @override
+  void dispose() {
+    _shimmer.dispose();
+    super.dispose();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return LayoutBuilder(
+      builder: (context, constraints) {
+        return AnimatedBuilder(
+          animation: _shimmer,
+          builder: (context, _) => _grid(
+            constraints.maxWidth,
+            constraints.maxHeight,
+            _shimmer.value,
+          ),
+        );
+      },
+    );
+  }
+
+  Widget _grid(double width, double height, double shimmerValue) {
+    final itemWidth = _itemWidth(width);
+    final itemExtent = _itemExtent(itemWidth);
+    return GridView.builder(
+      physics: widget.physics,
+      padding: EdgeInsets.fromLTRB(
+        widget.horizontalPadding,
+        AppDimens.spaceMd,
+        widget.horizontalPadding,
+        AppDimens.spaceXl,
+      ),
+      gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
+        crossAxisCount: widget.columns,
+        crossAxisSpacing: widget.crossAxisSpacing,
+        mainAxisSpacing: widget.mainAxisSpacing,
+        mainAxisExtent: itemExtent,
+      ),
+      itemCount: _fillCount(height, itemExtent),
+      itemBuilder: (context, index) =>
+          _SkeletonCard(index: index, shimmerValue: shimmerValue),
+    );
+  }
+
+  double _itemWidth(double width) {
+    final gaps = widget.crossAxisSpacing * (widget.columns - 1);
+    return (width - widget.horizontalPadding * 2 - gaps) / widget.columns;
+  }
+
+  double _itemExtent(double itemWidth) {
+    return itemWidth / AppDimens.cardCoverAspectRatio +
+        AppDimens.skeletonBodyExtent;
+  }
+
+  int _fillCount(double height, double extent) {
+    if (!height.isFinite || extent <= 0) return widget.itemCount;
+    final rowHeight = extent + widget.mainAxisSpacing;
+    final rows = (height / rowHeight).ceil() + 1;
+    return math.max(widget.itemCount, rows * widget.columns);
+  }
+}
+
+class _SkeletonCard extends StatelessWidget {
+  const _SkeletonCard({required this.index, required this.shimmerValue});
+
+  final int index;
+  final double shimmerValue;
+
+  @override
+  Widget build(BuildContext context) {
+    final phase = (shimmerValue + index * _shimmerPhaseStep) % 1.0;
+    return Stack(
+      key: Key('drama-grid-skeleton-$index'),
+      children: [
+        Column(
+          crossAxisAlignment: CrossAxisAlignment.start,
+          children: [
+            AspectRatio(
+              aspectRatio: AppDimens.cardCoverAspectRatio,
+              child: const _SkeletonBlock(),
+            ),
+            const SizedBox(height: AppDimens.cardCoverTitleGap),
+            const _SkeletonBar(),
+            const SizedBox(height: AppDimens.skeletonTitleBarGap),
+            const FractionallySizedBox(
+              widthFactor: _subtitleWidthFactor,
+              child: _SkeletonBar(),
+            ),
+          ],
+        ),
+        Positioned.fill(
+          child: IgnorePointer(
+            child: ClipRRect(
+              borderRadius: BorderRadius.circular(AppDimens.homeCardRadius),
+              child: DecoratedBox(
+                decoration: BoxDecoration(gradient: _cardHighlight(phase)),
+              ),
+            ),
+          ),
+        ),
+      ],
+    );
+  }
+}
+
+LinearGradient _cardHighlight(double shimmerValue) {
+  final shift = _shimmerStart + _shimmerTravel * shimmerValue;
+  return LinearGradient(
+    begin: Alignment(shift, -0.3),
+    end: Alignment(shift + 1, 0.3),
+    colors: const [Colors.transparent, _shimmerHighlight, Colors.transparent],
+    stops: const [0.42, 0.5, 0.58],
+  );
+}
+
+class _SkeletonBlock extends StatelessWidget {
+  const _SkeletonBlock();
+
+  @override
+  Widget build(BuildContext context) {
+    return DecoratedBox(
+      decoration: BoxDecoration(
+        color: AppColors.skeletonSurface,
+        borderRadius: BorderRadius.circular(AppDimens.homeCardRadius),
+      ),
+    );
+  }
+}
+
+class _SkeletonBar extends StatelessWidget {
+  const _SkeletonBar();
+
+  @override
+  Widget build(BuildContext context) {
+    return Container(
+      height: AppDimens.skeletonBarHeight,
+      decoration: BoxDecoration(
+        color: AppColors.skeletonSurface,
+        borderRadius: BorderRadius.circular(AppDimens.skeletonBarRadius),
+      ),
+    );
+  }
+}

lib/core/widgets/empty_state.dart

@@ -5,8 +5,8 @@ import 'package:flutter/material.dart';
 import '../theme/app_colors.dart';
 import '../theme/app_dimens.dart';
 
-const double _regularIconSize = 48;
-const double _compactIconSize = 32;
+const double _regularIconSize = 72;
+const double _compactIconSize = 44;
 const double _maxContentWidth = 260;
 const double _regularHorizontal = 24;
 const double _regularVertical = 28;
@@ -78,7 +78,7 @@ class EmptyState extends StatelessWidget {
   }
 }
 
-/// 空状态只留一枚图标，不加水印底和描边。
+/// 空列表只放一枚大图标，不画线框，也不铺底色。
 class _EmptyMark extends StatelessWidget {
   const _EmptyMark({required this.icon, required this.compact});
 
@@ -91,7 +91,7 @@ class _EmptyMark extends StatelessWidget {
       icon,
       key: const Key('empty-state-icon'),
       size: compact ? _compactIconSize : _regularIconSize,
-      color: AppColors.blueSoft,
+      color: AppColors.subtle,
     );
   }
 }
@@ -115,7 +115,6 @@ class _EmptyCopy extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    final scheme = Theme.of(context).colorScheme;
     return Column(
       mainAxisSize: MainAxisSize.min,
       children: [
@@ -126,10 +125,10 @@ class _EmptyCopy extends StatelessWidget {
             maxLines: 2,
             overflow: TextOverflow.ellipsis,
             textAlign: TextAlign.center,
-            style: TextStyle(
-              color: scheme.onSurface,
+            style: const TextStyle(
+              color: AppColors.textTertiary,
               fontSize: 15,
-              fontWeight: FontWeight.w600,
+              fontWeight: FontWeight.w400,
               height: 1.35,
             ),
           ),

lib/core/widgets/paged_list_footer.dart

@@ -8,19 +8,27 @@ import '../theme/app_colors.dart';
 import '../theme/app_dimens.dart';
 import '../../l10n/app_localizations.dart';
 
-/// 网络分页列表底部状态：仅保留加载圈与错误重试。
+/// 网络分页列表底部：加载中、失败重试、没有下一页。
 class PagedListFooter extends StatelessWidget {
   const PagedListFooter({
     super.key,
     required this.loading,
     required this.onRetry,
     this.errorMessage,
+    this.hasMore = true,
+    this.hasItems = false,
   });
 
   final bool loading;
   final String? errorMessage;
   final Future<void> Function() onRetry;
 
+  /// 还有下一页时不显示结束文案。
+  final bool hasMore;
+
+  /// 列表为空时不显示「没有更多了」。
+  final bool hasItems;
+
   @override
   Widget build(BuildContext context) {
     final l10n = AppLocalizations.of(context)!;
@@ -58,6 +66,17 @@ class PagedListFooter extends StatelessWidget {
         ),
       );
     }
+    if (hasItems && !hasMore) {
+      return Padding(
+        key: const Key('paged-list-no-more'),
+        padding: const EdgeInsets.symmetric(vertical: 16),
+        child: Text(
+          l10n.noMoreItems,
+          textAlign: TextAlign.center,
+          style: const TextStyle(color: AppColors.textHint, fontSize: 12),
+        ),
+      );
+    }
     return const SizedBox.shrink();
   }
 }

lib/core/widgets/paged_local_list.dart

@@ -2,6 +2,7 @@
 
 import 'package:flutter/material.dart';
 
+import '../../l10n/app_localizations.dart';
 import '../theme/app_colors.dart';
 import '../theme/app_dimens.dart';
 
@@ -71,10 +72,14 @@ class PagedLoadFooter extends StatelessWidget {
     super.key,
     required this.loading,
     required this.loadMoreKey,
+    this.hasMore = true,
+    this.hasItems = false,
   });
 
   final bool loading;
   final Key loadMoreKey;
+  final bool hasMore;
+  final bool hasItems;
 
   @override
   Widget build(BuildContext context) {
@@ -93,6 +98,18 @@ class PagedLoadFooter extends StatelessWidget {
         ),
       );
     }
+    if (hasItems && !hasMore) {
+      final l10n = AppLocalizations.of(context)!;
+      return Padding(
+        key: const Key('paged-list-no-more'),
+        padding: const EdgeInsets.symmetric(vertical: 16),
+        child: Text(
+          l10n.noMoreItems,
+          textAlign: TextAlign.center,
+          style: const TextStyle(color: AppColors.textHint, fontSize: 12),
+        ),
+      );
+    }
     return const SizedBox.shrink();
   }
 }

lib/core/widgets/remote_image.dart

@@ -5,6 +5,24 @@ import 'package:flutter/material.dart';
 import '../config/app_config.dart';
 import '../theme/app_colors.dart';
 
+const int _minImageDecodePixels = 96;
+const int _maxImageDecodePixels = 2048;
+
+/// 将布局逻辑尺寸换算成有限像素尺寸，兼顾小头像和全屏首帧。
+int resolveImageDecodePixels(double? logicalExtent, double devicePixelRatio) {
+  final ratio = devicePixelRatio.isFinite && devicePixelRatio > 0
+      ? devicePixelRatio
+      : 1.0;
+  final extent =
+      logicalExtent != null && logicalExtent.isFinite && logicalExtent > 0
+      ? logicalExtent
+      : 120.0;
+  return (extent * ratio)
+      .ceil()
+      .clamp(_minImageDecodePixels, _maxImageDecodePixels)
+      .toInt();
+}
+
 /// 封面图统一入口：后端给的是相对路径，这里补服务地址并处理加载失败。
 class RemoteImage extends StatelessWidget {
   const RemoteImage(
@@ -17,6 +35,8 @@ class RemoteImage extends StatelessWidget {
     this.fallbackIconKey,
     this.fallbackAspectRatio,
     this.fallbackColor = AppColors.raised,
+    this.decodeWidth,
+    this.decodeHeight,
   });
 
   final String path;
@@ -27,38 +47,84 @@ class RemoteImage extends StatelessWidget {
   final Key? fallbackIconKey;
   final double? fallbackAspectRatio;
   final Color fallbackColor;
+  final int? decodeWidth;
+  final int? decodeHeight;
 
   @override
   Widget build(BuildContext context) {
     final url = AppConfig.mediaUrl(path);
-    if (url.isEmpty) return _fallback();
-    return Image.network(
-      url,
-      width: width,
-      height: height,
-      fit: fit,
-      errorBuilder: (_, _, _) => _fallback(),
-      frameBuilder: (context, child, frame, wasSynchronouslyLoaded) {
-        if (wasSynchronouslyLoaded || frame != null) return child;
-        return _fallback();
+    if (url.isEmpty) return _fallback(brand: showFallbackIcon);
+    return LayoutBuilder(
+      builder: (context, constraints) {
+        final pixelRatio = MediaQuery.devicePixelRatioOf(context);
+        final layoutWidth = constraints.hasBoundedWidth
+            ? constraints.maxWidth
+            : width;
+        final aspectRatio =
+            fallbackAspectRatio != null &&
+                fallbackAspectRatio!.isFinite &&
+                fallbackAspectRatio! > 0
+            ? fallbackAspectRatio
+            : null;
+        final inferredHeight = constraints.hasBoundedHeight
+            ? constraints.maxHeight
+            : height ??
+                  (layoutWidth != null && aspectRatio != null
+                      ? layoutWidth / aspectRatio
+                      : null);
+        final cacheWidth =
+            decodeWidth ?? resolveImageDecodePixels(layoutWidth, pixelRatio);
+        final cacheHeight =
+            decodeHeight ??
+            (inferredHeight == null
+                ? null
+                : resolveImageDecodePixels(inferredHeight, pixelRatio));
+        return Image.network(
+          url,
+          width: width,
+          height: height,
+          fit: fit,
+          cacheWidth: cacheWidth
+              .clamp(_minImageDecodePixels, _maxImageDecodePixels)
+              .toInt(),
+          cacheHeight: cacheHeight
+              ?.clamp(_minImageDecodePixels, _maxImageDecodePixels)
+              .toInt(),
+          gaplessPlayback: true,
+          errorBuilder: (_, _, _) => _fallback(brand: showFallbackIcon),
+          frameBuilder: (context, child, frame, wasSynchronouslyLoaded) {
+            if (wasSynchronouslyLoaded || frame != null) return child;
+            return _fallback(brand: showFallbackIcon);
+          },
+        );
       },
     );
   }
 
-  Widget _fallback() {
+  Widget _fallback({required bool brand}) {
+    final mark = brand
+        ? LayoutBuilder(
+            builder: (context, constraints) {
+              final width = constraints.maxWidth.isFinite
+                  ? constraints.maxWidth
+                  : 120.0;
+              return Center(
+                child: Image.asset(
+                  'assets/icon/splash_logo.png',
+                  key: fallbackIconKey,
+                  width: width * 0.72,
+                  fit: BoxFit.contain,
+                ),
+              );
+            },
+          )
+        : null;
     final fallback = Container(
       width: width,
       height: height,
-      color: fallbackColor,
+      color: brand ? AppColors.mediaBlack : fallbackColor,
       alignment: Alignment.center,
-      child: showFallbackIcon
-          ? Icon(
-              Icons.image_not_supported_outlined,
-              key: fallbackIconKey,
-              color: AppColors.muted,
-              size: 32,
-            )
-          : null,
+      child: mark,
     );
     final ratio = fallbackAspectRatio;
     if (ratio == null) return fallback;

lib/core/widgets/subpage_header.dart

@@ -13,7 +13,9 @@ const double _titleFontSize = 18;
 const double _subtitleFontSize = 12;
 const double _actionGap = 8;
 const double _iconSize = 22;
+const double _backIconSize = 34;
 const double _iconWeight = 600;
+const double _backIconWeight = 400;
 const double _shadowBlur = 8;
 
 /// 二级页面统一圆形操作按钮，返回、分享和更多共用同一尺寸与表面样式。
@@ -24,6 +26,8 @@ class AppSubpageCircleButton extends StatelessWidget {
     required this.tooltip,
     required this.icon,
     required this.onPressed,
+    this.iconSize = _iconSize,
+    this.iconWeight = _iconWeight,
     this.dark = false,
   });
 
@@ -31,6 +35,8 @@ class AppSubpageCircleButton extends StatelessWidget {
   final String tooltip;
   final IconData icon;
   final VoidCallback onPressed;
+  final double iconSize;
+  final double iconWeight;
   final bool dark;
 
   @override
@@ -65,8 +71,8 @@ class AppSubpageCircleButton extends StatelessWidget {
                 child: Icon(
                   icon,
                   color: dark ? AppColors.onSurface : AppColors.textPrimary,
-                  size: _iconSize,
-                  weight: _iconWeight,
+                  size: iconSize,
+                  weight: iconWeight,
                 ),
               ),
             ),
@@ -96,6 +102,8 @@ class AppSubpageBackButton extends StatelessWidget {
       buttonKey: backKey,
       tooltip: MaterialLocalizations.of(context).backButtonTooltip,
       icon: Icons.chevron_left_rounded,
+      iconSize: _backIconSize,
+      iconWeight: _backIconWeight,
       dark: dark,
       onPressed: onBack ?? () => Navigator.of(context).maybePop(),
     );

lib/l10n/app_en.arb

@@ -23,6 +23,13 @@
   "authLandingSubtitle": "Sign in to sync progress, favorites and coins",
   "comingSoon": "Coming soon",
   "authLegal": "By continuing, you agree to the Terms of Service and Privacy Policy.",
+  "authLegalLead": "By continuing, you agree to the",
+  "authTerms": "Terms of Service",
+  "authLegalJoin": "and",
+  "authPrivacy": "Privacy Policy",
+  "legalTerms": "Terms of Service",
+  "legalPrivacy": "Privacy Policy",
+  "legalOpenFailed": "Can't open this page right now",
   "authContinueGoogle": "Continue with Google",
   "authPhoneSignIn": "Phone sign in",
   "authEmailSignIn": "Email sign in",
@@ -212,6 +219,7 @@
   "postComment": "Post",
   "commentPostSuccess": "Comment posted",
   "loadMore": "Load more",
+  "noMoreItems": "No more",
   "commentsLoadFailed": "Comments could not be loaded.",
   "commentPostFailed": "Could not post your comment.",
   "delete": "Delete",
@@ -430,6 +438,22 @@
   "authPasswordLength": "Password must be 8-64 characters",
   "authPasswordWeak": "Password needs both letters and numbers",
   "authNetworkError": "Network error, please try again",
+  "authServerError": "The service is busy. Please try again shortly.",
+  "apiErrorBadRequest": "Invalid request",
+  "apiErrorUnauthorized": "Sign in to continue",
+  "apiErrorForbidden": "You don't have permission",
+  "apiErrorNotFound": "Not found",
+  "apiErrorTooManyRequests": "Too many requests. Please try again later.",
+  "apiErrorLoginFailed": "Incorrect account or password",
+  "apiErrorAccountDisabled": "This account has been disabled",
+  "apiErrorCoinNotEnough": "Not enough coins",
+  "apiErrorEpisodeUnavailable": "This episode is unavailable",
+  "apiErrorEpisodeUnlocked": "This episode is already unlocked",
+  "apiErrorOrderInvalid": "This order is already paid or closed",
+  "apiErrorVipExpired": "Membership has expired",
+  "apiErrorDataExists": "This record already exists",
+  "apiErrorDataNotFound": "Not found",
+  "apiErrorNotAllowed": "This action isn't available right now",
   "authSwitchToSignUp": "New here? Create an account",
   "authSwitchToSignIn": "Already have an account? Sign in",
   "authGateTitle": "Sign in to continue",
@@ -586,7 +610,7 @@
   "accountUnverified": "Unverified",
   "accountDeactivateWarning": "Requests enter a 15-day cooling-off period. All devices are signed out immediately.",
   "accountDeactivateReason": "Reason (optional)",
-  "accountDeactivateReasonHint": "Tell us why you are leaving",
+  "accountDeactivateReasonHint": "Add more detail here",
   "accountRequestDeactivate": "Request account deletion",
   "accountConfirmDeactivateTitle": "Request account deletion?",
   "accountConfirmDeactivateMessage": "All devices will be signed out immediately. You can cancel during the 15-day cooling-off period after signing in again.",
@@ -666,6 +690,8 @@
   "paymentPending": "Waiting for payment.",
   "orderCreateFailed": "Could not create the order.",
   "playbackQuality": "Quality",
+  "qualitySwitched": "Switched to {quality}",
+  "@qualitySwitched": { "placeholders": { "quality": { "type": "String" } } },
   "qualityAuto": "Auto",
   "qualityAutoHint": "HLS adjusts the bitrate automatically for your connection.",
   "searchFailed": "Search failed. Please try again.",
@@ -708,8 +734,7 @@
   "homeBadgeHot": "Hot",
   "homeBadgeNew": "New",
   "homeBadgeAnime": "Anime",
-  "homeGridFilterEmpty": "No dramas match these filters",
-  "homeGridClearFilter": "Clear filters",
+  "emptyContent": "No content yet",
   "recommendTopTab": "Recommend",
   "playlistTopTab": "Playlists",
   "allDramasTopTab": "All Dramas",
@@ -728,6 +753,10 @@
   "modernFilter": "Modern",
   "edit": "Edit",
   "done": "Done",
+  "selectAll": "Select all",
+  "deselectAll": "Deselect all",
+  "cancelFollowing": "Unfollow",
+  "confirmCancelFollowing": "Unfollow the selected dramas?",
   "visitor": "Visitor",
   "copyUid": "Copy UID",
   "uidCopied": "UID copied",
@@ -746,7 +775,7 @@
   "watchedToEpisode": "Watched to Episode {episode}",
   "@watchedToEpisode": { "placeholders": { "episode": { "type": "int" } } },
   "homeWatchAll": "Watch all",
-  "confirmRemove": "Remove this item?",
+  "confirmRemove": "Remove this watch history?",
   "followingCountLabel": "Following",
   "watchRecordsCountLabel": "Watch records",
   "dataUnavailable": "—",

lib/l10n/app_id.arb

@@ -23,6 +23,13 @@
   "authLandingSubtitle": "Masuk untuk menyinkronkan progres, favorit, dan koin",
   "comingSoon": "Segera hadir",
   "authLegal": "Dengan melanjutkan, Anda menyetujui Ketentuan Layanan dan Kebijakan Privasi.",
+  "authLegalLead": "Dengan melanjutkan, Anda menyetujui",
+  "authTerms": "Ketentuan Layanan",
+  "authLegalJoin": "dan",
+  "authPrivacy": "Kebijakan Privasi",
+  "legalTerms": "Ketentuan Layanan",
+  "legalPrivacy": "Kebijakan Privasi",
+  "legalOpenFailed": "Halaman ini belum bisa dibuka",
   "authContinueGoogle": "Lanjutkan dengan Google",
   "authPhoneSignIn": "Masuk dengan ponsel",
   "authEmailSignIn": "Masuk dengan email",
@@ -186,6 +193,7 @@
   "postComment": "Kirim",
   "commentPostSuccess": "Komentar terkirim",
   "loadMore": "Muat lebih banyak",
+  "noMoreItems": "Tidak ada lagi",
   "commentsLoadFailed": "Komentar tidak dapat dimuat.",
   "commentPostFailed": "Komentar tidak dapat dikirim.",
   "delete": "Hapus",
@@ -404,6 +412,22 @@
   "authPasswordLength": "Kata sandi harus 8-64 karakter",
   "authPasswordWeak": "Kata sandi perlu huruf dan angka",
   "authNetworkError": "Jaringan bermasalah, coba lagi",
+  "authServerError": "Layanan sedang sibuk. Coba lagi sebentar.",
+  "apiErrorBadRequest": "Permintaan tidak valid",
+  "apiErrorUnauthorized": "Masuk untuk melanjutkan",
+  "apiErrorForbidden": "Anda tidak memiliki izin",
+  "apiErrorNotFound": "Tidak ditemukan",
+  "apiErrorTooManyRequests": "Terlalu banyak permintaan. Coba lagi nanti.",
+  "apiErrorLoginFailed": "Akun atau kata sandi salah",
+  "apiErrorAccountDisabled": "Akun ini telah dinonaktifkan",
+  "apiErrorCoinNotEnough": "Koin tidak cukup",
+  "apiErrorEpisodeUnavailable": "Episode ini tidak tersedia",
+  "apiErrorEpisodeUnlocked": "Episode ini sudah terbuka",
+  "apiErrorOrderInvalid": "Pesanan ini sudah dibayar atau ditutup",
+  "apiErrorVipExpired": "Keanggotaan telah berakhir",
+  "apiErrorDataExists": "Data sudah ada",
+  "apiErrorDataNotFound": "Data tidak ditemukan",
+  "apiErrorNotAllowed": "Tindakan ini tidak tersedia saat ini",
   "authSwitchToSignUp": "Baru di sini? Buat akun",
   "authSwitchToSignIn": "Sudah punya akun? Masuk",
   "authGateTitle": "Masuk untuk melanjutkan",
@@ -550,7 +574,7 @@
   "accountUnverified": "Belum terverifikasi",
   "accountDeactivateWarning": "Permintaan masuk masa tenang 15 hari. Semua perangkat langsung keluar.",
   "accountDeactivateReason": "Alasan (opsional)",
-  "accountDeactivateReasonHint": "Beri tahu alasan kamu",
+  "accountDeactivateReasonHint": "Tambahkan penjelasan di sini",
   "accountRequestDeactivate": "Ajukan penghapusan akun",
   "accountConfirmDeactivateTitle": "Ajukan penghapusan akun?",
   "accountConfirmDeactivateMessage": "Semua perangkat akan langsung keluar. Setelah masuk lagi, kamu dapat membatalkannya selama masa tenang 15 hari.",
@@ -623,6 +647,8 @@
   "paymentPending": "Menunggu pembayaran.",
   "orderCreateFailed": "Gagal membuat pesanan.",
   "playbackQuality": "Kualitas",
+  "qualitySwitched": "Beralih ke {quality}",
+  "@qualitySwitched": { "placeholders": { "quality": { "type": "String" } } },
   "qualityAuto": "Otomatis",
   "qualityAutoHint": "HLS menyesuaikan bitrate secara otomatis dengan koneksi Anda.",
   "searchFailed": "Pencarian gagal. Coba lagi.",
@@ -665,11 +691,10 @@
   "homeBadgeHot": "Populer",
   "homeBadgeNew": "Baru",
   "homeBadgeAnime": "Anime",
-  "homeGridFilterEmpty": "Tidak ada drama yang cocok dengan filter",
-  "homeGridClearFilter": "Hapus filter",
+  "emptyContent": "Belum ada konten",
   "recommendTopTab": "Rekomendasi",
   "playlistTopTab": "Daftar Putar",
-  "allDramasTopTab": "Semua Drama",
+  "allDramasTopTab": "Semua",
   "weeklyHitsTitle": "Hits Minggu Ini",
   "weeklyHitsSubtitle": "Drama terpopuler minggu ini, tonton sekaligus!",
   "weeklyNewTitle": "Drama Baru Minggu Ini",
@@ -685,6 +710,10 @@
   "modernFilter": "Modern",
   "edit": "Edit",
   "done": "Selesai",
+  "selectAll": "Pilih semua",
+  "deselectAll": "Batal pilih",
+  "cancelFollowing": "Berhenti mengikuti",
+  "confirmCancelFollowing": "Berhenti mengikuti drama yang dipilih?",
   "visitor": "Pengunjung",
   "copyUid": "Salin UID",
   "uidCopied": "UID disalin",
@@ -703,7 +732,7 @@
   "watchedToEpisode": "Ditonton hingga Episode {episode}",
   "@watchedToEpisode": { "placeholders": { "episode": { "type": "int" } } },
   "homeWatchAll": "Tonton semua",
-  "confirmRemove": "Hapus item ini?",
+  "confirmRemove": "Hapus riwayat tontonan ini?",
   "followingCountLabel": "Mengikuti",
   "watchRecordsCountLabel": "Riwayat tontonan",
   "dataUnavailable": "—",

lib/l10n/app_localizations.dart

@@ -238,6 +238,48 @@ abstract class AppLocalizations {
   /// **'By continuing, you agree to the Terms of Service and Privacy Policy.'**
   String get authLegal;
 
+  /// No description provided for @authLegalLead.
+  ///
+  /// In en, this message translates to:
+  /// **'By continuing, you agree to the'**
+  String get authLegalLead;
+
+  /// No description provided for @authTerms.
+  ///
+  /// In en, this message translates to:
+  /// **'Terms of Service'**
+  String get authTerms;
+
+  /// No description provided for @authLegalJoin.
+  ///
+  /// In en, this message translates to:
+  /// **'and'**
+  String get authLegalJoin;
+
+  /// No description provided for @authPrivacy.
+  ///
+  /// In en, this message translates to:
+  /// **'Privacy Policy'**
+  String get authPrivacy;
+
+  /// No description provided for @legalTerms.
+  ///
+  /// In en, this message translates to:
+  /// **'Terms of Service'**
+  String get legalTerms;
+
+  /// No description provided for @legalPrivacy.
+  ///
+  /// In en, this message translates to:
+  /// **'Privacy Policy'**
+  String get legalPrivacy;
+
+  /// No description provided for @legalOpenFailed.
+  ///
+  /// In en, this message translates to:
+  /// **'Can\'t open this page right now'**
+  String get legalOpenFailed;
+
   /// No description provided for @authContinueGoogle.
   ///
   /// In en, this message translates to:
@@ -952,6 +994,12 @@ abstract class AppLocalizations {
   /// **'Load more'**
   String get loadMore;
 
+  /// No description provided for @noMoreItems.
+  ///
+  /// In en, this message translates to:
+  /// **'No more'**
+  String get noMoreItems;
+
   /// No description provided for @commentsLoadFailed.
   ///
   /// In en, this message translates to:
@@ -1858,6 +1906,102 @@ abstract class AppLocalizations {
   /// **'Network error, please try again'**
   String get authNetworkError;
 
+  /// No description provided for @authServerError.
+  ///
+  /// In en, this message translates to:
+  /// **'The service is busy. Please try again shortly.'**
+  String get authServerError;
+
+  /// No description provided for @apiErrorBadRequest.
+  ///
+  /// In en, this message translates to:
+  /// **'Invalid request'**
+  String get apiErrorBadRequest;
+
+  /// No description provided for @apiErrorUnauthorized.
+  ///
+  /// In en, this message translates to:
+  /// **'Sign in to continue'**
+  String get apiErrorUnauthorized;
+
+  /// No description provided for @apiErrorForbidden.
+  ///
+  /// In en, this message translates to:
+  /// **'You don\'t have permission'**
+  String get apiErrorForbidden;
+
+  /// No description provided for @apiErrorNotFound.
+  ///
+  /// In en, this message translates to:
+  /// **'Not found'**
+  String get apiErrorNotFound;
+
+  /// No description provided for @apiErrorTooManyRequests.
+  ///
+  /// In en, this message translates to:
+  /// **'Too many requests. Please try again later.'**
+  String get apiErrorTooManyRequests;
+
+  /// No description provided for @apiErrorLoginFailed.
+  ///
+  /// In en, this message translates to:
+  /// **'Incorrect account or password'**
+  String get apiErrorLoginFailed;
+
+  /// No description provided for @apiErrorAccountDisabled.
+  ///
+  /// In en, this message translates to:
+  /// **'This account has been disabled'**
+  String get apiErrorAccountDisabled;
+
+  /// No description provided for @apiErrorCoinNotEnough.
+  ///
+  /// In en, this message translates to:
+  /// **'Not enough coins'**
+  String get apiErrorCoinNotEnough;
+
+  /// No description provided for @apiErrorEpisodeUnavailable.
+  ///
+  /// In en, this message translates to:
+  /// **'This episode is unavailable'**
+  String get apiErrorEpisodeUnavailable;
+
+  /// No description provided for @apiErrorEpisodeUnlocked.
+  ///
+  /// In en, this message translates to:
+  /// **'This episode is already unlocked'**
+  String get apiErrorEpisodeUnlocked;
+
+  /// No description provided for @apiErrorOrderInvalid.
+  ///
+  /// In en, this message translates to:
+  /// **'This order is already paid or closed'**
+  String get apiErrorOrderInvalid;
+
+  /// No description provided for @apiErrorVipExpired.
+  ///
+  /// In en, this message translates to:
+  /// **'Membership has expired'**
+  String get apiErrorVipExpired;
+
+  /// No description provided for @apiErrorDataExists.
+  ///
+  /// In en, this message translates to:
+  /// **'This record already exists'**
+  String get apiErrorDataExists;
+
+  /// No description provided for @apiErrorDataNotFound.
+  ///
+  /// In en, this message translates to:
+  /// **'Not found'**
+  String get apiErrorDataNotFound;
+
+  /// No description provided for @apiErrorNotAllowed.
+  ///
+  /// In en, this message translates to:
+  /// **'This action isn\'t available right now'**
+  String get apiErrorNotAllowed;
+
   /// No description provided for @authSwitchToSignUp.
   ///
   /// In en, this message translates to:
@@ -2437,7 +2581,7 @@ abstract class AppLocalizations {
   /// No description provided for @accountDeactivateReasonHint.
   ///
   /// In en, this message translates to:
-  /// **'Tell us why you are leaving'**
+  /// **'Add more detail here'**
   String get accountDeactivateReasonHint;
 
   /// No description provided for @accountRequestDeactivate.
@@ -2824,6 +2968,12 @@ abstract class AppLocalizations {
   /// **'Quality'**
   String get playbackQuality;
 
+  /// No description provided for @qualitySwitched.
+  ///
+  /// In en, this message translates to:
+  /// **'Switched to {quality}'**
+  String qualitySwitched(String quality);
+
   /// No description provided for @qualityAuto.
   ///
   /// In en, this message translates to:
@@ -3058,17 +3208,11 @@ abstract class AppLocalizations {
   /// **'Anime'**
   String get homeBadgeAnime;
 
-  /// No description provided for @homeGridFilterEmpty.
+  /// No description provided for @emptyContent.
   ///
   /// In en, this message translates to:
-  /// **'No dramas match these filters'**
-  String get homeGridFilterEmpty;
-
-  /// No description provided for @homeGridClearFilter.
-  ///
-  /// In en, this message translates to:
-  /// **'Clear filters'**
-  String get homeGridClearFilter;
+  /// **'No content yet'**
+  String get emptyContent;
 
   /// No description provided for @recommendTopTab.
   ///
@@ -3178,6 +3322,30 @@ abstract class AppLocalizations {
   /// **'Done'**
   String get done;
 
+  /// No description provided for @selectAll.
+  ///
+  /// In en, this message translates to:
+  /// **'Select all'**
+  String get selectAll;
+
+  /// No description provided for @deselectAll.
+  ///
+  /// In en, this message translates to:
+  /// **'Deselect all'**
+  String get deselectAll;
+
+  /// No description provided for @cancelFollowing.
+  ///
+  /// In en, this message translates to:
+  /// **'Unfollow'**
+  String get cancelFollowing;
+
+  /// No description provided for @confirmCancelFollowing.
+  ///
+  /// In en, this message translates to:
+  /// **'Unfollow the selected dramas?'**
+  String get confirmCancelFollowing;
+
   /// No description provided for @visitor.
   ///
   /// In en, this message translates to:
@@ -3247,7 +3415,7 @@ abstract class AppLocalizations {
   /// No description provided for @confirmRemove.
   ///
   /// In en, this message translates to:
-  /// **'Remove this item?'**
+  /// **'Remove this watch history?'**
   String get confirmRemove;
 
   /// No description provided for @followingCountLabel.

lib/l10n/app_localizations_en.dart

@@ -80,6 +80,27 @@ class AppLocalizationsEn extends AppLocalizations {
   String get authLegal =>
       'By continuing, you agree to the Terms of Service and Privacy Policy.';
 
+  @override
+  String get authLegalLead => 'By continuing, you agree to the';
+
+  @override
+  String get authTerms => 'Terms of Service';
+
+  @override
+  String get authLegalJoin => 'and';
+
+  @override
+  String get authPrivacy => 'Privacy Policy';
+
+  @override
+  String get legalTerms => 'Terms of Service';
+
+  @override
+  String get legalPrivacy => 'Privacy Policy';
+
+  @override
+  String get legalOpenFailed => 'Can\'t open this page right now';
+
   @override
   String get authContinueGoogle => 'Continue with Google';
 
@@ -465,6 +486,9 @@ class AppLocalizationsEn extends AppLocalizations {
   @override
   String get loadMore => 'Load more';
 
+  @override
+  String get noMoreItems => 'No more';
+
   @override
   String get commentsLoadFailed => 'Comments could not be loaded.';
 
@@ -943,6 +967,56 @@ class AppLocalizationsEn extends AppLocalizations {
   @override
   String get authNetworkError => 'Network error, please try again';
 
+  @override
+  String get authServerError =>
+      'The service is busy. Please try again shortly.';
+
+  @override
+  String get apiErrorBadRequest => 'Invalid request';
+
+  @override
+  String get apiErrorUnauthorized => 'Sign in to continue';
+
+  @override
+  String get apiErrorForbidden => 'You don\'t have permission';
+
+  @override
+  String get apiErrorNotFound => 'Not found';
+
+  @override
+  String get apiErrorTooManyRequests =>
+      'Too many requests. Please try again later.';
+
+  @override
+  String get apiErrorLoginFailed => 'Incorrect account or password';
+
+  @override
+  String get apiErrorAccountDisabled => 'This account has been disabled';
+
+  @override
+  String get apiErrorCoinNotEnough => 'Not enough coins';
+
+  @override
+  String get apiErrorEpisodeUnavailable => 'This episode is unavailable';
+
+  @override
+  String get apiErrorEpisodeUnlocked => 'This episode is already unlocked';
+
+  @override
+  String get apiErrorOrderInvalid => 'This order is already paid or closed';
+
+  @override
+  String get apiErrorVipExpired => 'Membership has expired';
+
+  @override
+  String get apiErrorDataExists => 'This record already exists';
+
+  @override
+  String get apiErrorDataNotFound => 'Not found';
+
+  @override
+  String get apiErrorNotAllowed => 'This action isn\'t available right now';
+
   @override
   String get authSwitchToSignUp => 'New here? Create an account';
 
@@ -1262,7 +1336,7 @@ class AppLocalizationsEn extends AppLocalizations {
   String get accountDeactivateReason => 'Reason (optional)';
 
   @override
-  String get accountDeactivateReasonHint => 'Tell us why you are leaving';
+  String get accountDeactivateReasonHint => 'Add more detail here';
 
   @override
   String get accountRequestDeactivate => 'Request account deletion';
@@ -1472,6 +1546,11 @@ class AppLocalizationsEn extends AppLocalizations {
   @override
   String get playbackQuality => 'Quality';
 
+  @override
+  String qualitySwitched(String quality) {
+    return 'Switched to $quality';
+  }
+
   @override
   String get qualityAuto => 'Auto';
 
@@ -1597,10 +1676,7 @@ class AppLocalizationsEn extends AppLocalizations {
   String get homeBadgeAnime => 'Anime';
 
   @override
-  String get homeGridFilterEmpty => 'No dramas match these filters';
-
-  @override
-  String get homeGridClearFilter => 'Clear filters';
+  String get emptyContent => 'No content yet';
 
   @override
   String get recommendTopTab => 'Recommend';
@@ -1656,6 +1732,18 @@ class AppLocalizationsEn extends AppLocalizations {
   @override
   String get done => 'Done';
 
+  @override
+  String get selectAll => 'Select all';
+
+  @override
+  String get deselectAll => 'Deselect all';
+
+  @override
+  String get cancelFollowing => 'Unfollow';
+
+  @override
+  String get confirmCancelFollowing => 'Unfollow the selected dramas?';
+
   @override
   String get visitor => 'Visitor';
 
@@ -1694,7 +1782,7 @@ class AppLocalizationsEn extends AppLocalizations {
   String get homeWatchAll => 'Watch all';
 
   @override
-  String get confirmRemove => 'Remove this item?';
+  String get confirmRemove => 'Remove this watch history?';
 
   @override
   String get followingCountLabel => 'Following';

lib/l10n/app_localizations_id.dart

@@ -80,6 +80,27 @@ class AppLocalizationsId extends AppLocalizations {
   String get authLegal =>
       'Dengan melanjutkan, Anda menyetujui Ketentuan Layanan dan Kebijakan Privasi.';
 
+  @override
+  String get authLegalLead => 'Dengan melanjutkan, Anda menyetujui';
+
+  @override
+  String get authTerms => 'Ketentuan Layanan';
+
+  @override
+  String get authLegalJoin => 'dan';
+
+  @override
+  String get authPrivacy => 'Kebijakan Privasi';
+
+  @override
+  String get legalTerms => 'Ketentuan Layanan';
+
+  @override
+  String get legalPrivacy => 'Kebijakan Privasi';
+
+  @override
+  String get legalOpenFailed => 'Halaman ini belum bisa dibuka';
+
   @override
   String get authContinueGoogle => 'Lanjutkan dengan Google';
 
@@ -466,6 +487,9 @@ class AppLocalizationsId extends AppLocalizations {
   @override
   String get loadMore => 'Muat lebih banyak';
 
+  @override
+  String get noMoreItems => 'Tidak ada lagi';
+
   @override
   String get commentsLoadFailed => 'Komentar tidak dapat dimuat.';
 
@@ -947,6 +971,55 @@ class AppLocalizationsId extends AppLocalizations {
   @override
   String get authNetworkError => 'Jaringan bermasalah, coba lagi';
 
+  @override
+  String get authServerError => 'Layanan sedang sibuk. Coba lagi sebentar.';
+
+  @override
+  String get apiErrorBadRequest => 'Permintaan tidak valid';
+
+  @override
+  String get apiErrorUnauthorized => 'Masuk untuk melanjutkan';
+
+  @override
+  String get apiErrorForbidden => 'Anda tidak memiliki izin';
+
+  @override
+  String get apiErrorNotFound => 'Tidak ditemukan';
+
+  @override
+  String get apiErrorTooManyRequests =>
+      'Terlalu banyak permintaan. Coba lagi nanti.';
+
+  @override
+  String get apiErrorLoginFailed => 'Akun atau kata sandi salah';
+
+  @override
+  String get apiErrorAccountDisabled => 'Akun ini telah dinonaktifkan';
+
+  @override
+  String get apiErrorCoinNotEnough => 'Koin tidak cukup';
+
+  @override
+  String get apiErrorEpisodeUnavailable => 'Episode ini tidak tersedia';
+
+  @override
+  String get apiErrorEpisodeUnlocked => 'Episode ini sudah terbuka';
+
+  @override
+  String get apiErrorOrderInvalid => 'Pesanan ini sudah dibayar atau ditutup';
+
+  @override
+  String get apiErrorVipExpired => 'Keanggotaan telah berakhir';
+
+  @override
+  String get apiErrorDataExists => 'Data sudah ada';
+
+  @override
+  String get apiErrorDataNotFound => 'Data tidak ditemukan';
+
+  @override
+  String get apiErrorNotAllowed => 'Tindakan ini tidak tersedia saat ini';
+
   @override
   String get authSwitchToSignUp => 'Baru di sini? Buat akun';
 
@@ -1262,7 +1335,7 @@ class AppLocalizationsId extends AppLocalizations {
   String get accountDeactivateReason => 'Alasan (opsional)';
 
   @override
-  String get accountDeactivateReasonHint => 'Beri tahu alasan kamu';
+  String get accountDeactivateReasonHint => 'Tambahkan penjelasan di sini';
 
   @override
   String get accountRequestDeactivate => 'Ajukan penghapusan akun';
@@ -1472,6 +1545,11 @@ class AppLocalizationsId extends AppLocalizations {
   @override
   String get playbackQuality => 'Kualitas';
 
+  @override
+  String qualitySwitched(String quality) {
+    return 'Beralih ke $quality';
+  }
+
   @override
   String get qualityAuto => 'Otomatis';
 
@@ -1598,10 +1676,7 @@ class AppLocalizationsId extends AppLocalizations {
   String get homeBadgeAnime => 'Anime';
 
   @override
-  String get homeGridFilterEmpty => 'Tidak ada drama yang cocok dengan filter';
-
-  @override
-  String get homeGridClearFilter => 'Hapus filter';
+  String get emptyContent => 'Belum ada konten';
 
   @override
   String get recommendTopTab => 'Rekomendasi';
@@ -1610,7 +1685,7 @@ class AppLocalizationsId extends AppLocalizations {
   String get playlistTopTab => 'Daftar Putar';
 
   @override
-  String get allDramasTopTab => 'Semua Drama';
+  String get allDramasTopTab => 'Semua';
 
   @override
   String get weeklyHitsTitle => 'Hits Minggu Ini';
@@ -1659,6 +1734,18 @@ class AppLocalizationsId extends AppLocalizations {
   @override
   String get done => 'Selesai';
 
+  @override
+  String get selectAll => 'Pilih semua';
+
+  @override
+  String get deselectAll => 'Batal pilih';
+
+  @override
+  String get cancelFollowing => 'Berhenti mengikuti';
+
+  @override
+  String get confirmCancelFollowing => 'Berhenti mengikuti drama yang dipilih?';
+
   @override
   String get visitor => 'Pengunjung';
 
@@ -1697,7 +1784,7 @@ class AppLocalizationsId extends AppLocalizations {
   String get homeWatchAll => 'Tonton semua';
 
   @override
-  String get confirmRemove => 'Hapus item ini?';
+  String get confirmRemove => 'Hapus riwayat tontonan ini?';
 
   @override
   String get followingCountLabel => 'Mengikuti';

lib/l10n/app_localizations_zh.dart

@@ -77,6 +77,27 @@ class AppLocalizationsZh extends AppLocalizations {
   @override
   String get authLegal => '继续即代表同意《用户协议》与《隐私政策》';
 
+  @override
+  String get authLegalLead => '继续即代表同意';
+
+  @override
+  String get authTerms => '《用户协议》';
+
+  @override
+  String get authLegalJoin => '与';
+
+  @override
+  String get authPrivacy => '《隐私政策》';
+
+  @override
+  String get legalTerms => '服务条款';
+
+  @override
+  String get legalPrivacy => '隐私协议';
+
+  @override
+  String get legalOpenFailed => '暂时无法打开协议页面';
+
   @override
   String get authContinueGoogle => '使用 Google 继续';
 
@@ -460,6 +481,9 @@ class AppLocalizationsZh extends AppLocalizations {
   @override
   String get loadMore => '加载更多';
 
+  @override
+  String get noMoreItems => '没有更多了';
+
   @override
   String get commentsLoadFailed => '评论加载失败，请重试。';
 
@@ -931,6 +955,54 @@ class AppLocalizationsZh extends AppLocalizations {
   @override
   String get authNetworkError => '网络异常，请稍后重试';
 
+  @override
+  String get authServerError => '服务繁忙，请稍后再试';
+
+  @override
+  String get apiErrorBadRequest => '参数校验失败';
+
+  @override
+  String get apiErrorUnauthorized => '未登录或登录已过期';
+
+  @override
+  String get apiErrorForbidden => '无权限';
+
+  @override
+  String get apiErrorNotFound => '资源不存在';
+
+  @override
+  String get apiErrorTooManyRequests => '请求过于频繁，请稍后再试';
+
+  @override
+  String get apiErrorLoginFailed => '账号或密码错误';
+
+  @override
+  String get apiErrorAccountDisabled => '账号已停用';
+
+  @override
+  String get apiErrorCoinNotEnough => '金币余额不足';
+
+  @override
+  String get apiErrorEpisodeUnavailable => '剧集未发布或不存在';
+
+  @override
+  String get apiErrorEpisodeUnlocked => '剧集已解锁';
+
+  @override
+  String get apiErrorOrderInvalid => '订单已支付或已关闭';
+
+  @override
+  String get apiErrorVipExpired => '会员已过期';
+
+  @override
+  String get apiErrorDataExists => '数据已存在';
+
+  @override
+  String get apiErrorDataNotFound => '数据不存在';
+
+  @override
+  String get apiErrorNotAllowed => '当前状态不允许该操作';
+
   @override
   String get authSwitchToSignUp => '还没有账号？去注册';
 
@@ -1240,7 +1312,7 @@ class AppLocalizationsZh extends AppLocalizations {
   String get accountDeactivateReason => '注销原因（选填）';
 
   @override
-  String get accountDeactivateReasonHint => '告诉我们你离开的原因';
+  String get accountDeactivateReasonHint => '也可以在这里补充说明';
 
   @override
   String get accountRequestDeactivate => '申请注销账号';
@@ -1449,6 +1521,11 @@ class AppLocalizationsZh extends AppLocalizations {
   @override
   String get playbackQuality => '清晰度';
 
+  @override
+  String qualitySwitched(String quality) {
+    return '已切换至$quality';
+  }
+
   @override
   String get qualityAuto => '自动';
 
@@ -1573,10 +1650,7 @@ class AppLocalizationsZh extends AppLocalizations {
   String get homeBadgeAnime => '漫剧';
 
   @override
-  String get homeGridFilterEmpty => '没有符合筛选条件的短剧';
-
-  @override
-  String get homeGridClearFilter => '清除筛选';
+  String get emptyContent => '暂无内容';
 
   @override
   String get recommendTopTab => '推荐';
@@ -1632,6 +1706,18 @@ class AppLocalizationsZh extends AppLocalizations {
   @override
   String get done => '完成';
 
+  @override
+  String get selectAll => '全选';
+
+  @override
+  String get deselectAll => '取消全选';
+
+  @override
+  String get cancelFollowing => '取消追剧';
+
+  @override
+  String get confirmCancelFollowing => '确定取消已选短剧的追剧吗？';
+
   @override
   String get visitor => '访客';
 
@@ -1670,7 +1756,7 @@ class AppLocalizationsZh extends AppLocalizations {
   String get homeWatchAll => '观看全集';
 
   @override
-  String get confirmRemove => '确定移除这条内容吗？';
+  String get confirmRemove => '确定要移除该条观看记录吗？';
 
   @override
   String get followingCountLabel => '追剧数';