补齐相关日志日志

internal/service/like.go

@@ -43,6 +43,7 @@ func (s *LikeService) LikeCreate(ctx context.Context, userID int64, request *dto
 		if isNotFound(err) {
 			notExist = true
 		} else {
+			slog.ErrorContext(ctx, "like: query record failed", "target_id", targetID, "user_id", userID, "error", err)
 			return nil, errcode.DatabaseError
 		}
 	}
@@ -55,9 +56,13 @@ func (s *LikeService) LikeCreate(ctx context.Context, userID int64, request *dto
 			UserID:   userID,
 			Status:   InteractStatusOn,
 		}); cerr != nil {
+			slog.ErrorContext(ctx, "like: upsert record failed", "target_id", targetID, "user_id", userID, "error", cerr)
 			return nil, errcode.LikeFailed
 		}
-		_ = redisdao.LikeAdd(ctx, LikeTypeOutfit, targetID, userID)
+		if rerr := redisdao.LikeAdd(ctx, LikeTypeOutfit, targetID, userID); rerr != nil {
+			slog.WarnContext(ctx, "like: redis add failed, counter may undercount",
+				"target_id", targetID, "user_id", userID, "error", rerr)
+		}
 
 		// 仅在「从取消/无记录变为点赞」时发通知，避免并发/重复点赞重复通知。
 		wasLiked := !notExist && existing.Status == InteractStatusOn
@@ -68,9 +73,13 @@ func (s *LikeService) LikeCreate(ctx context.Context, userID int64, request *dto
 	case ActionCancel: // 取消点赞
 		if !notExist && existing.Status == InteractStatusOn {
 			if uerr := s.likeDao.LikeUpdateStatus(ctx, existing.ID, InteractStatusOff); uerr != nil {
+				slog.ErrorContext(ctx, "like: update status failed", "target_id", targetID, "user_id", userID, "error", uerr)
 				return nil, errcode.LikeFailed
 			}
-			_ = redisdao.LikeRemove(ctx, LikeTypeOutfit, targetID, userID)
+			if rerr := redisdao.LikeRemove(ctx, LikeTypeOutfit, targetID, userID); rerr != nil {
+				slog.WarnContext(ctx, "like: redis remove failed, counter may overcount",
+					"target_id", targetID, "user_id", userID, "error", rerr)
+			}
 		}
 	}
 
@@ -99,6 +108,9 @@ func (s *LikeService) GetByTargetID(ctx context.Context, userID int64, request *
 			"target_id", targetID, "user_id", userID, "error", derr)
 		if v, rerr := redisdao.LikeIsMember(ctx, LikeTypeOutfit, targetID, userID); rerr == nil {
 			isLiked = v
+		} else {
+			slog.DebugContext(ctx, "like: redis fallback read failed",
+				"target_id", targetID, "user_id", userID, "error", rerr)
 		}
 	}
 
@@ -125,6 +137,7 @@ func (s *LikeService) getPublicOutfit(ctx context.Context, userID int64, outfitU
 		if isNotFound(err) {
 			return nil, errcode.TargetNotFound
 		}
+		slog.ErrorContext(ctx, "like: query outfit failed", "outfit_uuid", outfitUUID, "user_id", userID, "error", err)
 		return nil, errcode.DatabaseError
 	}
 	if outfit.UserID != userID && !isOutfitPublicVisible(outfit) {