修复:下载时所选文件夹为空下载失败的问题

src/views/home/index.vue

@@ -809,6 +809,21 @@ export default {
           break
         case 'download':
           console.log('下载')
+          this.downloadFile()
+          break
+        case 'remove':
+          console.log('operation', '删除')
+          this.deleteFile()
+          break
+      }
+      this.$refs.contextShow.hideMenu()
+    },
+    downloadFile() {
+      let totalSize = 0
+      this.selectRowData.forEach(item => {
+        totalSize += item.size
+      })
+      if (totalSize > 0) {
         var fileIds = [];
         if (this.menusIsMultiple) {
           this.selectRowData.forEach(value => {
@@ -818,13 +833,12 @@ export default {
           fileIds.push(this.rowContextData.id)
         }
         window.open(process.env.VUE_APP_BASE_FILE_API + 'download?jmal-token=' + this.$store.state.user.token + '&fileIds=' + fileIds, '_self')
-          break
+      } else {
-        case 'remove':
+        this.$message({
-          console.log('operation', '删除')
+          message: '所选文件夹为空',
-          this.deleteFile()
+          type: 'warning'
-          break
+        });
       }
-      this.$refs.contextShow.hideMenu()
     },
     // 收藏/取消收藏
     favoriteOperating(isFavorite) {