feat(ai-companion): 补充点赞与评论统计字段

- 在 AiCompanionVO 新增 likeCount、commentCount
- 分页接口批量聚合点赞/评论数并填充到 VO
- 减少 N+1 查询，提升列表接口性能

.omc/ultrawork-state.json

@@ -2,6 +2,6 @@
   "active": true,
   "started_at": "2026-01-26T13:01:18.447Z",
   "original_prompt": "刚刚回滚了代码，现在AI陪聊角色评论需要使用KeyboardAiCompanionCommentLikeService添加一个评论点赞接口，用来记录点赞和取消点赞。 ulw",
-  "reinforcement_count": 7,
+  "reinforcement_count": 8,
-  "last_checked_at": "2026-01-27T10:31:33.079Z"
+  "last_checked_at": "2026-01-27T10:35:42.226Z"
 }

src/main/java/com/yolo/keyborad/model/vo/AiCompanionVO.java

@@ -55,6 +55,12 @@ public class AiCompanionVO {
     @Schema(description = "开场白音频")
     private String prologueAudio;
 
+    @Schema(description = "点赞总数")
+    private Integer likeCount;
+
+    @Schema(description = "评论总数")
+    private Integer commentCount;
+
     @Schema(description = "创建时间")
     private Date createdAt;
 }

src/main/java/com/yolo/keyborad/service/impl/KeyboardAiCompanionServiceImpl.java

@@ -6,13 +6,22 @@ import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.yolo.keyborad.common.ErrorCode;
 import com.yolo.keyborad.exception.BusinessException;
+import com.yolo.keyborad.model.entity.KeyboardAiCompanionComment;
+import com.yolo.keyborad.model.entity.KeyboardAiCompanionLike;
 import com.yolo.keyborad.model.vo.AiCompanionVO;
+import com.yolo.keyborad.service.KeyboardAiCompanionCommentService;
+import com.yolo.keyborad.service.KeyboardAiCompanionLikeService;
+import jakarta.annotation.Resource;
 import org.springframework.stereotype.Service;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.yolo.keyborad.model.entity.KeyboardAiCompanion;
 import com.yolo.keyborad.mapper.KeyboardAiCompanionMapper;
 import com.yolo.keyborad.service.KeyboardAiCompanionService;
 
+import java.util.List;
+import java.util.Map;
+import java.util.stream.Collectors;
+
 /*
  * @author: ziin
  * @date: 2026/1/26 13:51
@@ -20,6 +29,12 @@ import com.yolo.keyborad.service.KeyboardAiCompanionService;
 @Service
 public class KeyboardAiCompanionServiceImpl extends ServiceImpl<KeyboardAiCompanionMapper, KeyboardAiCompanion> implements KeyboardAiCompanionService {
 
+    @Resource
+    private KeyboardAiCompanionLikeService companionLikeService;
+
+    @Resource
+    private KeyboardAiCompanionCommentService companionCommentService;
+
     @Override
     public IPage<AiCompanionVO> pageList(Integer pageNum, Integer pageSize) {
         Page<KeyboardAiCompanion> page = new Page<>(pageNum, pageSize);
@@ -29,7 +44,43 @@ public class KeyboardAiCompanionServiceImpl extends ServiceImpl<KeyboardAiCompan
                 .orderByDesc(KeyboardAiCompanion::getSortOrder)
                 .orderByDesc(KeyboardAiCompanion::getPopularityScore);
         IPage<KeyboardAiCompanion> entityPage = this.page(page, queryWrapper);
-        return entityPage.convert(entity -> BeanUtil.copyProperties(entity, AiCompanionVO.class));
+
+        // 获取所有角色ID
+        List<Long> companionIds = entityPage.getRecords().stream()
+                .map(KeyboardAiCompanion::getId)
+                .collect(Collectors.toList());
+
+        // 批量统计点赞数
+        Map<Long, Long> likeCountMap = Map.of();
+        if (!companionIds.isEmpty()) {
+            LambdaQueryWrapper<KeyboardAiCompanionLike> likeWrapper = new LambdaQueryWrapper<>();
+            likeWrapper.in(KeyboardAiCompanionLike::getCompanionId, companionIds)
+                    .eq(KeyboardAiCompanionLike::getStatus, (short) 1);
+            List<KeyboardAiCompanionLike> likes = companionLikeService.list(likeWrapper);
+            likeCountMap = likes.stream()
+                    .collect(Collectors.groupingBy(KeyboardAiCompanionLike::getCompanionId, Collectors.counting()));
+        }
+
+        // 批量统计评论数
+        Map<Long, Long> commentCountMap = Map.of();
+        if (!companionIds.isEmpty()) {
+            LambdaQueryWrapper<KeyboardAiCompanionComment> commentWrapper = new LambdaQueryWrapper<>();
+            commentWrapper.in(KeyboardAiCompanionComment::getCompanionId, companionIds)
+                    .eq(KeyboardAiCompanionComment::getStatus, (short) 1);
+            List<KeyboardAiCompanionComment> comments = companionCommentService.list(commentWrapper);
+            commentCountMap = comments.stream()
+                    .collect(Collectors.groupingBy(KeyboardAiCompanionComment::getCompanionId, Collectors.counting()));
+        }
+
+        // 转换为VO并填充统计数据
+        Map<Long, Long> finalLikeCountMap = likeCountMap;
+        Map<Long, Long> finalCommentCountMap = commentCountMap;
+        return entityPage.convert(entity -> {
+            AiCompanionVO vo = BeanUtil.copyProperties(entity, AiCompanionVO.class);
+            vo.setLikeCount(finalLikeCountMap.getOrDefault(entity.getId(), 0L).intValue());
+            vo.setCommentCount(finalCommentCountMap.getOrDefault(entity.getId(), 0L).intValue());
+            return vo;
+        });
     }
 
     @Override