Merge pull request #597 from daggeryu/patch-3

fix 关键词搜索加标签聚合时，大于1个空标签渠道无法展开的问题

controller/channel.go

@@ -168,18 +168,40 @@ func SearchChannels(c *gin.Context) {
 	group := c.Query("group")
 	modelKeyword := c.Query("model")
 	idSort, _ := strconv.ParseBool(c.Query("id_sort"))
-	channels, err := model.SearchChannels(keyword, group, modelKeyword, idSort)
-	if err != nil {
-		c.JSON(http.StatusOK, gin.H{
-			"success": false,
-			"message": err.Error(),
-		})
-		return
+	enableTagMode, _ := strconv.ParseBool(c.Query("tag_mode"))
+	channelData := make([]*model.Channel, 0)
+	if enableTagMode {
+		tags, err := model.SearchTags(keyword, group, modelKeyword, idSort)
+		if err != nil {
+			c.JSON(http.StatusOK, gin.H{
+				"success": false,
+				"message": err.Error(),
+			})
+			return
+		}
+		for _, tag := range tags {
+			if tag != nil && *tag != "" {
+				tagChannel, err := model.GetChannelsByTag(*tag)
+				if err == nil {
+					channelData = append(channelData, tagChannel...)
+				}
+			}
+		}
+	} else {
+		channels, err := model.SearchChannels(keyword, group, modelKeyword, idSort)
+		if err != nil {
+			c.JSON(http.StatusOK, gin.H{
+				"success": false,
+				"message": err.Error(),
+			})
+			return
+		}
+		channelData = channels
 	}
 	c.JSON(http.StatusOK, gin.H{
 		"success": true,
 		"message": "",
-		"data":    channels,
+		"data":    channelData,
 	})
 	return
 }

model/channel.go

@@ -410,3 +410,55 @@ func GetPaginatedTags(offset int, limit int) ([]*string, error) {
 	err := DB.Model(&Channel{}).Select("DISTINCT tag").Where("tag != ''").Offset(offset).Limit(limit).Find(&tags).Error
 	return tags, err
 }
+
+func SearchTags(keyword string, group string, model string, idSort bool) ([]*string, error) {
+	var tags []*string
+	keyCol := "`key`"
+	groupCol := "`group`"
+	modelsCol := "`models`"
+
+	// 如果是 PostgreSQL，使用双引号
+	if common.UsingPostgreSQL {
+		keyCol = `"key"`
+		groupCol = `"group"`
+		modelsCol = `"models"`
+	}
+
+	order := "priority desc"
+	if idSort {
+		order = "id desc"
+	}
+
+	// 构造基础查询
+	baseQuery := DB.Model(&Channel{}).Omit(keyCol)
+
+	// 构造WHERE子句
+	var whereClause string
+	var args []interface{}
+	if group != "" && group != "null" {
+		var groupCondition string
+		if common.UsingMySQL {
+			groupCondition = `CONCAT(',', ` + groupCol + `, ',') LIKE ?`
+		} else {
+			// sqlite, PostgreSQL
+			groupCondition = `(',' || ` + groupCol + ` || ',') LIKE ?`
+		}
+		whereClause = "(id = ? OR name LIKE ? OR " + keyCol + " = ?) AND " + modelsCol + ` LIKE ? AND ` + groupCondition
+		args = append(args, common.String2Int(keyword), "%"+keyword+"%", keyword, "%"+model+"%", "%,"+group+",%")
+	} else {
+		whereClause = "(id = ? OR name LIKE ? OR " + keyCol + " = ?) AND " + modelsCol + " LIKE ?"
+		args = append(args, common.String2Int(keyword), "%"+keyword+"%", keyword, "%"+model+"%")
+	}
+
+	err := baseQuery.Where(whereClause, args...).
+		Select("DISTINCT tag").
+		Where("tag != ''").
+		Order(order).
+		Find(&tags).Error
+
+	if err != nil {
+		return nil, err
+	}
+
+	return tags, nil
+}

web/src/components/ChannelsTable.js

@@ -484,7 +484,7 @@ const ChannelsTable = () => {
       if (!enableTagMode) {
         channelDates.push(channels[i]);
       } else {
-        let tag = channels[i].tag;
+        let tag = channels[i].tag?channels[i].tag:"";
         // find from channelTags
         let tagIndex = channelTags[tag];
         let tagChannelDates = undefined;
@@ -768,7 +768,7 @@ const ChannelsTable = () => {
     }
   };
 
-  const searchChannels = async (searchKeyword, searchGroup, searchModel) => {
+  const searchChannels = async (searchKeyword, searchGroup, searchModel, enableTagMode) => {
     if (searchKeyword === '' && searchGroup === '' && searchModel === '') {
       await loadChannels(0, pageSize, idSort, enableTagMode);
       setActivePage(1);
@@ -982,7 +982,7 @@ const ChannelsTable = () => {
       />
       <Form
         onSubmit={() => {
-          searchChannels(searchKeyword, searchGroup, searchModel);
+          searchChannels(searchKeyword, searchGroup, searchModel, enableTagMode);
         }}
         labelPosition="left"
       >
@@ -1015,7 +1015,7 @@ const ChannelsTable = () => {
               initValue={null}
               onChange={(v) => {
                 setSearchGroup(v);
-                searchChannels(searchKeyword, v, searchModel);
+                searchChannels(searchKeyword, v, searchModel, enableTagMode);
               }}
             />
             <Button