update(MyLv/Lv.js):the user can only click on the grade of an lv if the lv had multiple pruefungen otherwise the grade is not clickable

application/controllers/api/frontend/v1/Lehre.php

@@ -30,6 +30,7 @@ class Lehre extends FHCAPI_Controller
 		parent::__construct([
 			'lvStudentenMail' => self::PERM_LOGGED,
 			'LV' => self::PERM_LOGGED,
+			'Pruefungen' => self::PERM_LOGGED,
 		]);
 
 		
@@ -76,6 +77,23 @@ class Lehre extends FHCAPI_Controller
 		
 		$this->terminateWithSuccess($result);
 	}
+
+	/**
+	 * fetches all Pruefungen of a student for a specific lehrveranstaltung
+	 * if the student passed the Pruefung on the first attempt, no information about the Pruefungen is stored in the database 
+	 * @param mixed $lehrveranstaltung_id
+	 * @return void
+	 */
+	public function Pruefungen($lehrveranstaltung_id)
+	{
+		$this->load->model('education/Pruefung_model', 'PruefungModel');
+
+		$result = $this->PruefungModel->getByStudentAndLv(getAuthUID(), $lehrveranstaltung_id, getUserLanguage());
+
+		$result = $this->getDataOrTerminateWithError($result);
+
+		$this->terminateWithSuccess($result);
+	}
 	
 
 	

public/js/api/lehre.js

@@ -13,4 +13,10 @@ export default {
 			, {}
 		);
 	},
+	getStudentPruefungen(lehrveranstaltung_id){
+		return this.$fhcApi.get(
+			`/api/frontend/v1/Lehre/Pruefungen/${lehrveranstaltung_id}`
+			, {}
+		);
+	}
   }

public/js/components/Cis/Mylv/Semester/Studiengang/Lv.js

@@ -32,7 +32,7 @@ export default {
 	},
 	data: () => {
 		return {
-			pruefungen: null,
+			pruefungenData: null,
 			info: null,
 			menu: null,
 			preselectedMenuItem: null,
@@ -47,7 +47,10 @@ export default {
 		},
 		grade() {
 			return this.benotung ? this.znote || this.lvnote || null : null;
-		}
+		},
+		LvHasPruefungenInformation(){
+			return this.pruefungenData && this.pruefungenData.length > 0;
+		},
 	},
 	methods: {
 		c4_link(menuItem) {
@@ -72,13 +75,13 @@ export default {
 			}
 		},
 		openPruefungen() {
-			if (!this.pruefungen) {
-				this.pruefungen = true;
-				LvPruefungen.popup({
-					lehrveranstaltung_id: this.lehrveranstaltung_id, 
-					bezeichnung: this.bezeichnung
-				}).then(() => this.pruefungen = false).catch(() => this.pruefungen = false);
-			}
+			// early return if the pruefungenData is empty or not set
+			if (!this.LvHasPruefungenInformation) return;
+
+			LvPruefungen.popup({
+				pruefungenData: this.pruefungenData, 
+				bezeichnung: this.bezeichnung
+			});
 		},
 		openInfos() {
 			if (!this.info) {
@@ -107,6 +110,14 @@ export default {
 				.catch((error) => this.$fhcAlert.handleSystemError);	
 		}
 	},
+	created(){
+		this.$fhcApi.factory.lehre.getStudentPruefungen(this.lehrveranstaltung_id)
+		.then(res => res.data)
+		.then(pruefungen =>{
+			this.pruefungenData = pruefungen;
+		}); 
+		
+	},
 	mounted() {
 		this.$fhcApi.factory.addons.getLvMenu(this.lehrveranstaltung_id, this.studien_semester)
 			.then(res => {
@@ -153,17 +164,18 @@ export default {
 		</div>
 		<div class="card-footer">
 			<div class="row">
-				<a href="#" class="col-auto text-start text-decoration-none" @click.prevent="openPruefungen">
-					<i class="fa fa-check text-success" v-if="positiv"></i>
-					{{ grade || p.t('lehre/noGrades') }}
-				</a>
-				<!--
-				Not used anymore because the lehrveranstaltungs informationen is available as a menu point in the lehrveranstaltungs optionen
-				<div v-if="lvinfo" class="col text-end">
-					<a class="card-link" href="#" @click.prevent="openInfos">
-						<i class="fa fa-info-circle" aria-hidden="true"></i>
+				<template v-if="LvHasPruefungenInformation">
+					<a href="#" class="col-auto text-start text-decoration-none" @click.prevent="openPruefungen">
+						<i class="fa fa-check text-success" v-if="positiv"></i>
+						{{ grade || p.t('lehre/noGrades') }}
 					</a>
-				</div>-->
+				</template>
+				<template v-else>
+					<span  class="col-auto text-start text-decoration-none" >
+						<i class="fa fa-check text-success" v-if="positiv"></i>
+						{{ grade || p.t('lehre/noGrades') }}
+					</span>
+				</template>
 			</div>
 		</div>
 	</div>`

public/js/components/Cis/Mylv/Semester/Studiengang/Lv/Pruefungen.js

@@ -10,7 +10,7 @@ export default {
 		BsModal
 	],
 	props: {
-		lehrveranstaltung_id: Number,
+		pruefungenData: Array|null,
 		bezeichnung: String,
 		/*
 		 * NOTE(chris): 
@@ -26,16 +26,7 @@ export default {
 	},
 	data: () => ({
 		result: true,
-		pruefungen: null
 	}),
-	created() {
-		if (pruefungen[this.lehrveranstaltung_id])
-			this.pruefungen = pruefungen[this.lehrveranstaltung_id];
-		else
-			axios.get(FHC_JS_DATA_STORAGE_OBJECT.app_root + FHC_JS_DATA_STORAGE_OBJECT.ci_router + '/components/Cis/Mylv/Pruefungen/' + this.lehrveranstaltung_id).then(res => {
-				this.pruefungen = pruefungen[this.lehrveranstaltung_id] = res.data.retval || [];
-			});
-	},
 	mounted() {
 		this.modal = this.$refs.modalContainer.modal;
 	},
@@ -47,10 +38,10 @@ export default {
 			Prüfungen: {{bezeichnung}}
 		</template>
 		<template v-slot:default>
-			<div v-if="!pruefungen" class="text-center">
+			<div v-if="!pruefungenData" class="text-center">
 				<i class="fa-solid fa-spinner fa-pulse fa-3x"></i>
 			</div>
-			<p v-else-if="!pruefungen.length" class="alert alert-info mb-0">
+			<p v-else-if="!pruefungenData.length" class="alert alert-info mb-0">
 				Keine Prüfungen vorhanden!
 			</p>
 			<table v-else class="table table-hover">
@@ -60,7 +51,7 @@ export default {
 					<td class="text-end">Note</td>
 				</thead>
 				<tbody>
-					<tr v-for="pruefung in pruefungen" :key="pruefung.pruefung_id">
+					<tr v-for="pruefung in pruefungenData" :key="pruefung.pruefung_id">
 						<th>{{pruefung.pruefungstyp_kurzbz}}</th>
 						<td>{{pruefung.datum}}</td>
 						<td class="text-end">{{pruefung.note}}</td>