⚡ 优化路由合并逻辑

src/store/modules/user.js

@@ -228,17 +228,24 @@ const user = {
       setStore({name: 'userInfo', content: state.userInfo})
     },
     SET_MENU: (state, menu) => {
-      state.menu = menu;
+      state.menu = menu
+      setStore({name: 'menu', content: state.menu, type: 'session'})
+      if (validatenull(menu)) return;
+      //合并动态路由去重
       let menuAll = state.menuAll;
-      if (!validatenull(menu)) {
-        const obj = menuAll.filter(ele => ele.path === menu[0].path)[0];
-        if (!obj) {
-          menuAll = menuAll.concat(menu);
-          state.menuAll = menuAll
+      menuAll = menuAll.concat(menu).reverse();
+      let newMenu = [];
+      for (let item1 of menuAll) {
+        let flag = true;
+        for (let item2 of newMenu) {
+          if (item1.label === item2.label || item1.path === item2.path) {
+            flag = false;
           }
-        setStore({name: 'menuAll', content: menuAll, type: 'session'})
         }
-      setStore({name: 'menu', content: state.menu, type: 'session'})
+        if (flag) newMenu.push(item1);
+      }
+      state.menuAll = newMenu;
+      setStore({name: 'menuAll', content: state.menuAll, type: 'session'})
     },
     SET_ROLES: (state, roles) => {
       state.roles = roles;