导航栏增加默认打开配置项

src/layout/components/SubSidebar/index.vue

@@ -7,7 +7,7 @@
         }"
         />
         <!-- 侧边栏模式（无主导航） -->
-        <el-menu :unique-opened="$store.state.settings.sidebarUniqueOpened" :default-active="$route.meta.activeMenu || $route.path" :collapse="$store.state.settings.mode === 'pc' && $store.state.settings.sidebarCollapse" :collapse-transition="false" :class="{
+        <el-menu :unique-opened="$store.state.settings.sidebarUniqueOpened" :default-openeds="$store.state.menu.defaultOpenedPaths" :default-active="$route.meta.activeMenu || $route.path" :collapse="$store.state.settings.mode === 'pc' && $store.state.settings.sidebarCollapse" :collapse-transition="false" :class="{
             'is-collapse-without-logo': $store.state.settings.menuMode !== 'single' && $store.state.settings.mode === 'pc' && $store.state.settings.sidebarCollapse
         }"
         >

src/store/modules/menu.js

@@ -1,3 +1,4 @@
+import path from 'path-browserify'
 import { deepClone } from '@/util'
 import api from '@/api'
 
@@ -116,6 +117,7 @@ function flatAsyncRoutes(routes, breadcrumb, baseUrl = '') {
 const state = () => ({
     isGenerate: false,
     routes: [],
+    defaultOpenedPaths: [],
     headerActived: 0,
     currentRemoveRoutes: []
 })
@@ -167,6 +169,7 @@ const actions = {
                     }])
                 }
             })
+            commit('setDefaultOpenedPaths', routes)
             resolve(routes)
         })
     },
@@ -192,6 +195,7 @@ const actions = {
                         }])
                     }
                 })
+                commit('setDefaultOpenedPaths', routes)
                 resolve(routes)
             })
         })
@@ -210,6 +214,16 @@ const mutations = {
             return item.children.length != 0
         })
     },
+    setDefaultOpenedPaths(state, routes) {
+        let defaultOpenedPaths = []
+        routes.map(item => {
+            item.meta.defaultOpened && defaultOpenedPaths.push(item.path)
+            item.children.map(child => {
+                child.meta.defaultOpened && defaultOpenedPaths.push(path.resolve(item.path, child.path))
+            })
+        })
+        state.defaultOpenedPaths = defaultOpenedPaths
+    },
     // 根据路由判断属于哪个头部导航
     setHeaderActived(state, path) {
         state.routes.map((item, index) => {