message修改

src/App.vue

@@ -16,8 +16,9 @@ export default {
                         item => item.rights === "duojiSystem"
                     )
                 ) {
-                    let authList = this.translateDataToTree(
-                        e.data.userInfo.permissionList
+                    let authList = this.$utils.translateDataToTree(
+                        e.data.userInfo.permissionList,
+                        'duojiSystem'
                     );
                     e.data.userInfo.permissionList = this.$utils.treeToArray(
                         authList

src/utils/index.js

@@ -240,5 +240,34 @@ export default {
             newArr.push(item);
         });
         return newArr;
+    },
+    translateDataToTree(data, key) {
+        let parents = data.filter(value => value.parentId === 0);
+        let children = data.filter(value => value.parentId !== 0);
+        let translator = (parents, children) => {
+            parents &&
+                parents.forEach(parent => {
+                    children &&
+                        children.forEach((current, index) => {
+                            if (current.parentId === parent.id) {
+                                // 深拷贝
+                                let temp = JSON.parse(
+                                    JSON.stringify(children)
+                                );
+                                // 减少递归时节点数
+                                temp.splice(index, 1);
+                                // 加入父节点的children
+                                parent.children && parent.children.length
+                                    ? parent.children.push(current)
+                                    : (parent.children = [current]);
+                                // 将匹配的子节点作为下一次的父节点开始滚雪球
+                                translator([current], temp);
+                            }
+                        });
+                });
+        };
+        translator(parents, children);
+        parents = parents.filter(item => item.rights === key);
+        return parents && parents.length && parents[0].children;
     }
 }