fix: 实现空间 TotalReads 统计，修复 selectMention 闭包

- P0-2: posts/show.html selectMention 闭包 var→let 修复
- P0-3: GetUserStats 增加 SUM(views_count) 统计，替换硬编码 int64(0)
- 更新 Fix_List.md 标注 P0-1/2/3 已修复

internal/controller/interfaces.go

@@ -55,7 +55,7 @@ type spaceUseCase interface {
 	GetSpaceUser(uid uint) (*model.User, error)
 	GetPostsByUser(uid uint, page, pageSize int) ([]model.Post, int64, error)
 	CountUserPosts(uid uint) (int64, error)
-	GetUserStats(uid uint) (likes, favorites int64, err error)
+	GetUserStats(uid uint) (likes, favorites, reads int64, err error)
 	UpdateUser(user *model.User) error
 }
 

internal/controller/space_controller.go

@@ -81,7 +81,7 @@ func (ctrl *SpaceController) ShowSpace(c *gin.Context) {
 
 	// 构建基础数据（含用户统计）
 	postCount, _ := ctrl.spaceService.CountUserPosts(uint(uid))
-	totalLikes, totalFavorites, _ := ctrl.spaceService.GetUserStats(uint(uid))
+	totalLikes, totalFavorites, totalReads, _ := ctrl.spaceService.GetUserStats(uint(uid))
 
 	data := gin.H{
 		"Title":         spaceUser.Username + " 的空间",
@@ -93,7 +93,7 @@ func (ctrl *SpaceController) ShowSpace(c *gin.Context) {
 		"PostCount":     postCount,
 		"TotalLikes":    totalLikes,
 		"TotalFavorites": totalFavorites,
-		"TotalReads":    int64(0), // 暂无阅读量统计
+		"TotalReads":    totalReads,
 	}
 
 	// ---- 根据 Tab 加载对应数据 ----

internal/repository/post_repo.go

@@ -93,18 +93,19 @@ func (r *PostRepo) CountUserPosts(userID uint) (int64, error) {
 	return count, err
 }
 
-// GetUserStats 获取用户的文章统计数据（总获赞/总收藏）
+// GetUserStats 获取用户的文章统计数据（总获赞/总收藏/总阅读）
-func (r *PostRepo) GetUserStats(userID uint) (likes, favorites int64, err error) {
+func (r *PostRepo) GetUserStats(userID uint) (likes, favorites, reads int64, err error) {
 	type stats struct {
-		TotalLikes    int64
+		TotalLikes     int64
 		TotalFavorites int64
+		TotalReads     int64
 	}
 	var s stats
 	err = r.db.Model(&model.Post{}).
-		Select("COALESCE(SUM(likes_count), 0) AS total_likes, COALESCE(SUM(favorites_count), 0) AS total_favorites").
+		Select("COALESCE(SUM(likes_count), 0) AS total_likes, COALESCE(SUM(favorites_count), 0) AS total_favorites, COALESCE(SUM(views_count), 0) AS total_reads").
 		Where("user_id = ? AND status = ? AND deleted_at IS NULL", userID, model.PostStatusApproved).
 		Scan(&s).Error
-	return s.TotalLikes, s.TotalFavorites, err
+	return s.TotalLikes, s.TotalFavorites, s.TotalReads, err
 }
 
 // FindByUserIDAndStatus 分页查询某用户指定状态的帖子（空 status=全状态）

internal/service/repository.go

@@ -56,7 +56,7 @@ type spaceUserStore interface {
 type spacePostStore interface {
 	FindByUserID(userID uint, offset, limit int) ([]model.Post, int64, error)
 	CountUserPosts(userID uint) (int64, error)
-	GetUserStats(userID uint) (likes, favorites int64, err error)
+	GetUserStats(userID uint) (likes, favorites, reads int64, err error)
 }
 
 // postAdminStatStore AdminService 所需的帖子统计接口（ISP：2 个方法）

internal/service/space_service.go

@@ -29,8 +29,8 @@ func (s *SpaceService) CountUserPosts(uid uint) (int64, error) {
 	return s.postRepo.CountUserPosts(uid)
 }
 
-// GetUserStats 获取用户文章统计数据（总获赞、总收藏）
+// GetUserStats 获取用户文章统计数据（总获赞、总收藏、总阅读）
-func (s *SpaceService) GetUserStats(uid uint) (likes, favorites int64, err error) {
+func (s *SpaceService) GetUserStats(uid uint) (likes, favorites, reads int64, err error) {
 	return s.postRepo.GetUserStats(uid)
 }
 

templates/MetaLab-2026/html/posts/show.html

@@ -934,8 +934,8 @@
         dropdown.style.left = (rect.left + window.scrollX) + 'px';
         dropdown.style.width = Math.max(rect.width, 200) + 'px';
 
-        for (var i = 0; i < users.length; i++) {
+        for (let i = 0; i < users.length; i++) {
-            var u = users[i];
+            let u = users[i];
             var item = document.createElement('div');
             item.className = 'mention-item';
             item.innerHTML = '<span class="mention-username">' + escapeHtml(u.username) + '</span><span class="mention-uid">' + escapeHtml(u.uid) + '</span>';