在字段为0的情况下隐藏特定导航条

client/src/components/empty.vue

+<template>
+  <div class="err-empty">
+    <div class="tit">很抱歉，您当前没有课程</div>
+  </div>
+</template>
+<script>
+
+export default {
+  mounted () {
+  }
+}
+</script>
+
+<style lang="scss" scoped>
+.err-empty {
+  margin: 30px;
+  padding: 0;
+  font-style: 500;
+  font-size: 16px;
+}
+</style>

client/src/components/learnSysLayout/sidebar.vue

@@ -129,22 +129,61 @@ export default {
     showHeaderData() {
       const isOpenExamination = this.UserInfo.student_info.is_open_learning_notes || null
       const isOpenExaminationNotes = this.UserInfo.student_info.is_open_examination_notes || null
+
+      const isOpenTextbookLearning = this.UserInfo.student_info.is_open_textbook_learning || null
+      const isOpenRequiredCourse = this.UserInfo.student_info.is_open_required_course || null
+      const isOpenXxtendedCourse = this.UserInfo.student_info.is_open_extended_course || null
+
       var arrList = []
       var obj
-      if (Number(isOpenExamination) === 0 && Number(isOpenExaminationNotes) === 0) {
+      if (Number(isOpenExamination) === 0 && Number(isOpenExaminationNotes) === 0 && (Number(isOpenTextbookLearning) || Number(isOpenRequiredCourse) || Number(isOpenXxtendedCourse))) {
         this.headerData = this.arrHeader(this.headerData).filter(k => k.index !== '1')
-        this.defaultActive = '2'
-        this.$router.push({ path: '/app/learn/course' })
-      } else if (Number(isOpenExamination) === 0) {
-        obj = { name: '考前须知', index: '1-2' }
-        arrList = this.arrHeader(this.headerData)
+        if (this.defaultActive === '1-1' || this.defaultActive === '1-2') {
+          this.defaultActive = '2'
+          this.$router.push({ path: '/app/learn/course' })
+        }
+      } else if (Number(isOpenExamination) === 1 && !Number(isOpenExaminationNotes)) {
+        obj = { name: '学习须知', index: '1-1' }
+        if (Number(isOpenTextbookLearning) || Number(isOpenRequiredCourse) || Number(isOpenXxtendedCourse)) {
+          arrList = this.arrHeader(this.headerData)
+        } else {
+          arrList = this.arrHeader(this.headerData).filter(k => k.index !== '2')
+        }
         arrList[0].children.push(obj)
         this.headerData = arrList
-      } else if (Number(isOpenExaminationNotes) === 0) {
-        obj = { name: '学习须知', index: '1-1' }
-        arrList = this.arrHeader(this.headerData)
+      } else if (Number(isOpenExaminationNotes) === 1 && !Number(isOpenExamination)) {
+        obj = { name: '考前须知', index: '1-2' }
+        if (Number(isOpenTextbookLearning) || Number(isOpenRequiredCourse) || Number(isOpenXxtendedCourse)) {
+          arrList = this.arrHeader(this.headerData)
+        } else {
+          arrList = this.arrHeader(this.headerData).filter(k => k.index !== '2')
+        }
         arrList[0].children.push(obj)
         this.headerData = arrList
+        if (this.defaultActive === '1-1') {
+          this.defaultActive = '1-2'
+          this.$router.push({ path: '/app/tips/examina-tips' })
+        }
+      } else if (Number(isOpenExaminationNotes) === 1 && Number(isOpenExamination) === 1) {
+        obj = [{ name: '学习须知', index: '1-1' }, { name: '考前须知', index: '1-2' }]
+        if (Number(isOpenTextbookLearning) || Number(isOpenRequiredCourse) || Number(isOpenXxtendedCourse)) {
+          arrList = this.arrHeader(this.headerData)
+        } else {
+          arrList = this.arrHeader(this.headerData).filter(k => k.index !== '2')
+        }
+        obj.forEach((item) => {
+          arrList[0].children.push(item)
+        })
+        this.headerData = arrList
+      } else if (!Number(isOpenTextbookLearning) && !Number(isOpenRequiredCourse) && !Number(isOpenXxtendedCourse)) {
+        if (this.isExamination) {
+          this.headerData = this.headerData.filter(k => k.index === '3')
+          this.defaultActive = '3'
+          this.$router.push({ path: '/app/examination/my-examination' })
+        } else {
+          this.headerData = []
+          this.$router.push({ path: '/empty' })
+        }
       }
     },
     goPages (str) {

client/src/main.js

@@ -19,6 +19,11 @@ import store from './store'
 require('promise.prototype.finally').shim()
 /* 兼容处理 end */
 
+const VueRouterPush = VueRouter.prototype.push
+VueRouter.prototype.push = function push (to) {
+  return VueRouterPush.call(this, to).catch(err => err)
+}
+
 Vue.use(VueRouter)
 Vue.use(UploadForm)
 Vue.component(UploadForm.name, UploadForm)

client/src/router/routes.js

@@ -57,6 +57,10 @@ export default [
           }
         ]
       },
+      {
+        path: '/empty',
+        component: () => import('@/components/empty.vue')
+      },
       {
         path: 'learn',
         redirect: 'error/404',