[fix][V]：完成对接navbar用户名显示

element-vue/src/components/teacher/navBar.vue

@@ -12,11 +12,12 @@
             <el-submenu index="2">
                 <template slot="title">实验室申请</template>
                 <el-menu-item index="2-1" route="book" @click="$router.push('/teacher/applyLab')">申请实验室</el-menu-item>
-                <el-menu-item index="2-2" route="myBooking" @click="$router.push('/teacher/myApplyRecord')">我的申请记录</el-menu-item>
+                <el-menu-item index="2-2" route="myBooking" @click="$router.push('/teacher/myApplyRecord')">我的申请记录
+                </el-menu-item>
             </el-submenu>
             <el-menu-item index="3" route="course">课程管理</el-menu-item>
             <el-menu-item index="4" route="schedule" @click="$router.push('/teacher/myCourse')">我的课表</el-menu-item>
-            <drop-down-user user="个人中心" @back="backLogin" @goPersonal="goPersonal"></drop-down-user>
+            <drop-down-user :user="nickname" @back="backLogin" @goPersonal="goPersonal"></drop-down-user>
         </el-menu>
     </div>
 </template>
@@ -25,10 +26,12 @@
     import dropDownUser from "~/components/dropDownUser";
     import {get} from "~/utils";
     import {showSuccess} from "~/utils/dialog";
+
     export default {
         data() {
             return {
-                activeIndex: '1'
+                activeIndex: '1',
+                nickname: ''
             };
         },
         methods: {
@@ -37,26 +40,26 @@
             },
             async backLogin() {
                 await get('lb/user/logout')
-                await showSuccess("退出成功",this)
-                setTimeout(()=>{
+                await showSuccess("退出成功", this)
+                setTimeout(() => {
                     this.$router.push('/login')
-                },1000)
+                }, 1000)
             },
-            goPersonal:function () {
+            goPersonal: function () {
                 this.$router.push('/teacher/personal')
             }
         },
-        components:{
+        components: {
             dropDownUser
         },
-        mounted() {
-
+        async mounted() {
+            this.nickname = await get('lb/user/getUserName')
         }
     }
 </script>
 
 <style scoped>
-    .nav{
+    .nav {
         width: 100%;
     }
 </style>