无权限返回分类页

pages-report/reportForVariety/list.vue

@@ -164,7 +164,15 @@ export default {
                 classify_id:Number(this.classifyId),
             })
             if(res.code===200){
-                this.varietyList=res.data.permission_list
+                let arr=res.data.permission_list||[]
+                //如果一个权限都没有则返回到分类列表
+                if(arr.length===0){
+                    uni.reLaunch({
+						url: `pages-report/classify`,
+					});
+                    return
+                }
+                this.varietyList=arr
                 this.handleSelectFirstVariety(this.varietyList[0])
             }
         },