Resolve "Make exam a many to many field on StudentInfo model"

Closes #233 (closed)

frontend/src/components/BaseLayout.vue

@@ -87,7 +87,10 @@
       <router-link to="/home">
         <v-app-bar-title>Grady</v-app-bar-title>
       </router-link>
-      <v-tooltip bottom>
+      <v-tooltip
+        v-if="multipleExams"
+        bottom
+      >
         <template #activator="{ on }">
           <v-btn
             color="cyan"
@@ -116,13 +119,23 @@ import UserOptions from '@/components/UserOptions'
 import InstanceActions from '@/components/InstanceActions'
 import { Authentication } from '@/store/modules/authentication'
 import { ConfigModule } from '../store/modules/config'
+import ax, { fetchExamTypes } from '@/api'
+
 
 export default {
   name: 'BaseLayout',
   components: { InstanceActions, UserOptions },
+  data () {
+    return {
+      examTypes: [],
+    }
+  },
   computed: {
     gradySpeak () { return Authentication.gradySpeak },
     currentExam () { return ConfigModule.state.config.currentExam },
+    multipleExams () {
+      return this.examTypes.length > 1
+    },
     isStudent () { return Authentication.isStudent },
     ...mapStateToComputedGetterSetter({
       pathPrefix: 'UI',
@@ -139,12 +152,24 @@ export default {
       ]
     })
   },
+  created () {
+    this.loadExamTypes()
+  },
   methods: {
     logFeedbackClick () {
       this.darkModeUnlocked = true
     },
     changeExamSelection () {
       this.$router.push({ name: 'exam-selection' })
+    },
+    async loadExamTypes () {
+      try {
+        const response = (await ax.get('/api/examtype/')).data
+        this.examTypes = response
+        console.log('loaded examtypes')
+      } catch (ex) {
+        console.log(ex)
+      }
     }
   }
 }