Fix(我的/收藏):[#1622]未选择任何项目点击“删除”，仍会弹出是否确认删除对话框

pkg_user/views/myFavorite.vue

@@ -248,8 +248,29 @@ export default {
       }
     },
 
-    async remove() {
-      let that = this
+    remove() {
+      const _this = this
+      const ids = []
+      switch (that.tabsIndex) {
+        case 0:
+          _this.productList.forEach(item => {
+            if (item['state']) ids.push(item.id)
+          })
+          break
+        case 1:
+          _this.storeList.forEach(item => {
+            if (item['state']) ids.push(item.id)
+          })
+          break
+        case 2:
+          _this.videoList.forEach(item => {
+            if (item['state']) ids.push(item.id)
+          })
+          break
+      }
+      if (ids.length < 1) {
+        return
+      }
       uni.showModal({
         title: '确认删除已选项目?',
         content: '',
@@ -258,30 +279,11 @@ export default {
         confirmText: '确认',
         success: async (r) => {
           if (r.confirm) {
-            let ids = []
-            switch (that.tabsIndex) {
-              case 0:
-                that.productList.forEach(item => {
-                  if (item['state']) ids.push(item.id)
-                })
-                break
-              case 1:
-                that.storeList.forEach(item => {
-                  if (item['state']) ids.push(item.id)
-                })
-                break
-              case 2:
-                that.videoList.forEach(item => {
-                  if (item['state']) ids.push(item.id)
-                })
-                break
-            }
-
             const res = await removeFavorite(ids)
             if (res.success) {
-              that.isAll = false
-              that.fetchData()
-              that.removeAfter()
+              _this.isAll = false
+              _this.fetchData()
+              _this.removeAfter()
             }
           }
         }