实现 单字段Increase操作

@@ -201,18 +201,55 @@ func (repository *ArticleRepository) DomainModelToModel(from *domain.Article) (*
 // 点赞数量变动
 func (repository *ArticleRepository) IncreaseCountLove(ctx context.Context, conn transaction.Conn, incr int, article *domain.Article) error {
 	//
+	var (
+		err error
+		m   *models.Article
+		tx  = conn.DB()
+	)
+	m = &models.Article{Id: article.Id}
+	queryFunc := func() (interface{}, error) {
+		tx = tx.Model(m).Update("count_love", gorm.Expr("count_love+?", incr))
+		return nil, tx.Error
+	}
+	if _, err = repository.Query(queryFunc, m.CacheKeyFunc()); err != nil {
+		return err
+	}
 	return nil
 }
 
 // 浏览数量变动
 func (repository *ArticleRepository) IncreaseCountRead(ctx context.Context, conn transaction.Conn, incr int, article *domain.Article) error {
-	//
+	var (
+		err error
+		m   *models.Article
+		tx  = conn.DB()
+	)
+	m = &models.Article{Id: article.Id}
+	queryFunc := func() (interface{}, error) {
+		tx = tx.Model(m).Update("count_read", gorm.Expr("count_read+?", incr))
+		return nil, tx.Error
+	}
+	if _, err = repository.Query(queryFunc, m.CacheKeyFunc()); err != nil {
+		return err
+	}
 	return nil
 }
 
 // 评论数量变动
 func (repository *ArticleRepository) IncreaseCountComment(ctx context.Context, conn transaction.Conn, incr int, article *domain.Article) error {
-	//
+	var (
+		err error
+		m   *models.Article
+		tx  = conn.DB()
+	)
+	m = &models.Article{Id: article.Id}
+	queryFunc := func() (interface{}, error) {
+		tx = tx.Model(m).Update("count_comment", gorm.Expr("count_comment+?", incr))
+		return nil, tx.Error
+	}
+	if _, err = repository.Query(queryFunc, m.CacheKeyFunc()); err != nil {
+		return err
+	}
 	return nil
 }