feat(interaction): 点赞与评论按集统计

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

@@ -3,6 +3,8 @@
 package com.fruitshorts.app.controller;
 
 import com.fruitshorts.common.pojo.CursorResult;
+import com.fruitshorts.content.dal.entity.DramaEpisode;
+import com.fruitshorts.content.service.EpisodeService;
 import com.fruitshorts.common.pojo.Result;
 import com.fruitshorts.framework.security.SecurityUtils;
 import com.fruitshorts.framework.web.WebUtils;
@@ -24,6 +26,8 @@ import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
 
+import java.util.List;
+
 /**
  * 评论。
  *
@@ -38,6 +42,7 @@ import org.springframework.web.bind.annotation.RestController;
 public class AppCommentController {
 
     private final CommentService commentService;
+    private final EpisodeService episodeService;
 
     @Operation(summary = "发布评论")
     @PostMapping
@@ -63,9 +68,18 @@ public class AppCommentController {
         return Result.ok(commentService.page(SecurityUtils.getUserIdOrNull(), query));
     }
 
-    @Operation(summary = "短剧评论总数（可匿名访问）")
+    @Operation(summary = "评论总数：传 episodeId 按集统计，仅 dramaId 时全剧统计（可匿名访问）")
     @GetMapping("/count")
-    public Result<Long> count(@RequestParam Long dramaId) {
+    public Result<Long> count(@RequestParam Long dramaId,
+                              @RequestParam(required = false) Long episodeId) {
+        if (episodeId != null) {
+            DramaEpisode episode = episodeService.getPublished(episodeId);
+            if (!dramaId.equals(episode.getDramaId())) {
+                return Result.ok(0L);
+            }
+            return Result.ok(commentService.countByEpisodes(List.of(episodeId))
+                    .getOrDefault(episodeId, 0L));
+        }
         return Result.ok(commentService.countByDrama(dramaId));
     }
 

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

@@ -5,14 +5,20 @@ package com.fruitshorts.app.controller;
 import com.fruitshorts.app.service.AppCatalogService;
 import com.fruitshorts.app.vo.AppDramaDetailVO;
 import com.fruitshorts.common.pojo.Result;
+import com.fruitshorts.content.dal.entity.DramaEpisode;
+import com.fruitshorts.content.service.EpisodeService;
 import com.fruitshorts.framework.security.SecurityUtils;
 import com.fruitshorts.framework.web.WebUtils;
+import com.fruitshorts.interaction.service.CommentService;
 import com.fruitshorts.playback.service.PlaybackService;
 import com.fruitshorts.playback.vo.PlayRespVO;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import jakarta.servlet.http.HttpServletRequest;
 import lombok.RequiredArgsConstructor;
+
+import java.util.List;
+
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RequestMapping;
@@ -26,6 +32,8 @@ public class AppDramaController {
 
     private final AppCatalogService appCatalogService;
     private final PlaybackService playbackService;
+    private final EpisodeService episodeService;
+    private final CommentService commentService;
 
     /** 详情：包含剧集列表，客户端进详情页一次请求即可渲染 */
     @Operation(summary = "短剧详情（含剧集列表，进详情页一次请求即可渲染）")
@@ -41,10 +49,14 @@ public class AppDramaController {
     @Operation(summary = "播放票据：判定权益后签发短时效播放地址")
     @GetMapping("/episodes/{id}/play")
     public Result<PlayRespVO> play(@PathVariable Long id, HttpServletRequest request) {
-        return Result.ok(playbackService.play(
+        PlayRespVO vo = playbackService.play(
                 SecurityUtils.getUserIdOrNull(),
                 id,
                 request.getHeader("X-Device-Id"),
-                WebUtils.getClientIp(request)));
+                WebUtils.getClientIp(request));
+        DramaEpisode episode = episodeService.getExisting(id);
+        vo.setLikeCount(episode.getLikeCount() == null ? 0L : episode.getLikeCount());
+        vo.setCommentCount(commentService.countByEpisodes(List.of(id)).getOrDefault(id, 0L));
+        return Result.ok(vo);
     }
 }

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

@@ -106,6 +106,8 @@ public class AppCatalogService {
     public AppDramaDetailVO dramaDetail(Long dramaId) {
         Drama drama = dramaService.getPublished(dramaId);
         List<DramaEpisode> episodes = episodeService.listPublishedByDrama(dramaId);
+        Map<Long, Long> episodeCommentCounts = commentService.countByEpisodes(
+                episodes.stream().map(DramaEpisode::getId).toList());
         String categoryName = categoryNameMap().getOrDefault(drama.getCategoryId(), "");
 
         AppDramaDetailVO detail = new AppDramaDetailVO();
@@ -123,7 +125,9 @@ public class AppCatalogService {
         detail.setLikeCount(drama.getLikeCount());
         detail.setFavoriteCount(drama.getFavoriteCount());
         detail.setCommentCount(commentService.countByDrama(dramaId));
-        detail.setEpisodes(episodes.stream().map(this::toEpisode).toList());
+        detail.setEpisodes(episodes.stream()
+                .map(episode -> toEpisode(episode, episodeCommentCounts))
+                .toList());
         return detail;
     }
 
@@ -168,7 +172,8 @@ public class AppCatalogService {
     private List<AppDramaCardVO> cards(List<Drama> dramas, Map<Long, String> categoryNames) {
         List<Long> ids = dramas.stream().map(Drama::getId).toList();
         Map<Long, DramaEpisode> previews = episodeService.firstPlayableByDramas(ids);
-        Map<Long, Long> commentCounts = commentService.countByDramas(ids);
+        Map<Long, Long> commentCounts = commentService.countByEpisodes(
+                previews.values().stream().map(DramaEpisode::getId).toList());
         return dramas.stream()
                 .map(drama -> toCard(
                         drama, categoryNames, previews.get(drama.getId()), commentCounts))
@@ -187,16 +192,18 @@ public class AppCatalogService {
         card.setTotalEpisodes(drama.getTotalEpisodes());
         card.setIsHot(drama.getIsHot() != null && drama.getIsHot() == 1);
         card.setViewCount(drama.getViewCount());
-        card.setLikeCount(drama.getLikeCount());
+        card.setLikeCount(preview == null || preview.getLikeCount() == null
+                ? 0L : preview.getLikeCount());
         card.setFavoriteCount(drama.getFavoriteCount());
-        card.setCommentCount(commentCounts.getOrDefault(drama.getId(), 0L));
+        card.setCommentCount(preview == null
+                ? 0L : commentCounts.getOrDefault(preview.getId(), 0L));
         card.setLanguage(drama.getLanguage());
         card.setDramaType(drama.getDramaType());
-        card.setPreview(preview == null ? null : toEpisode(preview));
+        card.setPreview(preview == null ? null : toEpisode(preview, commentCounts));
         return card;
     }
 
-    private AppEpisodeVO toEpisode(DramaEpisode episode) {
+    private AppEpisodeVO toEpisode(DramaEpisode episode, Map<Long, Long> commentCounts) {
         AppEpisodeVO vo = new AppEpisodeVO();
         vo.setId(episode.getId());
         vo.setNumber(episode.getEpNo());
@@ -208,6 +215,8 @@ public class AppCatalogService {
         vo.setIsFree(free);
         vo.setLocked(!free);
         vo.setUnlockCoin(episode.getUnlockCoin());
+        vo.setLikeCount(episode.getLikeCount() == null ? 0L : episode.getLikeCount());
+        vo.setCommentCount(commentCounts.getOrDefault(episode.getId(), 0L));
         if (free) {
             // 播放地址统一在这里签名：客户端拿不到可长期复用的裸地址
             vo.setPlayUrl(playbackSigner.sign(playableSource(episode)));

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

@@ -17,6 +17,8 @@ public class AppEpisodeVO {
     /** true 表示需要解锁后才能播放 */
     private Boolean locked;
     private Integer unlockCoin;
+    private Long likeCount;
+    private Long commentCount;
     /**
      * 可播放时的地址；锁定或不含片源时为空。
      * 详情页拿到就能直接播，不必按集再请求一次播放票据。