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<template>
<div>
<div v-if="structureLoadingState === 'done'">
<public-courseware-structural-element
:canVisit="true"
:structural-element="selected"
:ordered-structural-elements="orderedStructuralElements"
@select="selectStructuralElement"
></public-courseware-structural-element>
</div>
<studip-progress-indicator
v-if="structureLoadingState === 'loading'"
class="loading-indicator-content"
:description="$gettext('Lade Lernmaterial...')"
/>
<courseware-companion-box
v-if="structureLoadingState === 'error'"
mood="sad"
:msgCompanion="loadingErrorMessage"
/>
<courseware-companion-box
v-if="wrongPassword"
mood="sad"
:msgCompanion="passwordMessage"
/>
<form v-if="!isAuthenticated" class="default" @submit.prevent="">
<label>
{{ $gettext('Passwort') }}
<input type="password" v-model="password">
</label>
<button class="button" @click="submitPassword">
{{ $gettext('Absenden') }}
</button>
</form>
</div>
</template>
<script>
import PublicCoursewareStructuralElement from './structural-element/PublicCoursewareStructuralElement.vue';
import CoursewareCompanionBox from './layouts/CoursewareCompanionBox.vue';
import StudipProgressIndicator from '../StudipProgressIndicator.vue';
import { mapActions, mapGetters } from 'vuex';
export default {
components: {
PublicCoursewareStructuralElement,
CoursewareCompanionBox,
StudipProgressIndicator,
},
data() {
return {
selected: null,
structureLoadingState: 'idle',
loadingErrorStatus: null,
wrongPassword: false,
password: '',
passwordMessage: this.$gettext('Das eingegebene Passwort ist leider falsch.'),
userIsTeacher: false,
}
},
computed: {
...mapGetters({
context: 'context',
courseware: 'courseware',
isAuthenticated: 'isAuthenticated',
relatedStructuralElement: 'courseware-structural-elements/related',
structuralElements: 'courseware-structural-elements/all',
structuralElementById: 'courseware-structural-elements/byId',
userId: 'userId',
orderedStructuralElements: 'courseware-structure/ordered',
childrenById: 'courseware-structure/children',
}),
loadingErrorMessage() {
switch (this.loadingErrorStatus) {
case 404:
return this.$gettext('Die Seite konnte nicht gefunden werden.');
case 403:
return this.$gettext('Diese Seite steht Ihnen leider nicht zur Verfügung.');
default:
return this.$gettext('Beim Laden der Seite ist ein Fehler aufgetreten.');
}
},
selectedId() {
return this.$route.params?.id;
}
},
methods: {
...mapActions({
loadStructure: 'courseware-structure/load',
buildStructure: 'courseware-structure/build',
loadStructuralElement: 'loadStructuralElement',
validatePassword: 'validatePassword',
}),
async selectStructuralElement(id) {
if (!id) {
return;
}
this.loadingErrorStatus = null;
this.structureLoadingState = 'loading';
try {
await this.loadStructuralElement(id);
} catch(error) {
this.loadingErrorStatus = error.status;
this.structureLoadingState = 'error';
return;
}
this.structureLoadingState = 'done';
this.selected = this.structuralElementById({ id });
},
submitPassword() {
this.validatePassword(this.password);
if (this.isAuthenticated) {
this.$router.push({ path: '/', replace: true});
} else {
this.wrongPassword = true;
}
}
},
async mounted() {
await this.loadStructure();
await this.buildStructure();
const selectedId = this.$route.params?.id;
await this.selectStructuralElement(selectedId);
},
watch: {
$route(to) {
const selectedId = to.params?.id;
this.selectStructuralElement(selectedId);
window.scrollTo({ top: 0 });
},
password() {
this.wrongPassword = false;
},
},
}
</script>
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