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<template>
<section
class="cw-structural-element-comments"
:class="[emptyComments ? 'cw-structural-element-comments-empty' : '']"
>
<span class="sr-only" aria-live="polite">{{ srMessage }}</span>
<div class="cw-structural-element-comments-items" v-show="!emptyComments" ref="commentsRef">
<courseware-talk-bubble
v-for="comment in comments"
:key="comment.id"
:payload="buildPayload(comment)"
@delete="deleteComment(comment)"
/>
</div>
<div class="cw-structural-element-comment-create">
<textarea v-model="createComment" :placeholder="placeHolder" spellcheck="true"></textarea>
<button class="button" @click="postComment">{{ $gettext('Senden') }}</button>
</div>
</section>
</template>
<script>
import CoursewareTalkBubble from '../layouts/CoursewareTalkBubble.vue';
import { mapActions, mapGetters } from 'vuex';
export default {
name: 'courseware-structural-element-comments',
emits: ['hasComments'],
components: {
CoursewareTalkBubble,
},
props: {
structuralElement: Object,
},
data() {
return {
createComment: '',
placeHolder: this.$gettext('Stellen Sie eine Frage oder kommentieren Sie...'),
srMessage: ''
};
},
computed: {
...mapGetters({
relatedUser: 'users/related',
userId: 'userId',
getComments: 'courseware-structural-element-comments/related',
}),
comments() {
const parent = {
type: this.structuralElement.type,
id: this.structuralElement.id,
};
return this.getComments({ parent, relationship: 'comments' });
},
emptyComments() {
if (this.comments === null || this.comments.length === 0) {
return true;
}
return false;
}
},
methods: {
...mapActions({
createComments: 'courseware-structural-element-comments/create',
loadRelatedComments: 'courseware-structural-element-comments/loadRelated',
deleteElementComment: 'courseware-structural-element-comments/delete'
}),
async loadComments() {
const parent = {
type: this.structuralElement.type,
id: this.structuralElement.id,
};
await this.loadRelatedComments({
parent,
relationship: 'comments',
options: {
include: 'user',
},
});
},
async postComment() {
this.updateSrMessage(this.$gettext('Kommentar gesendet'));
const data = {
attributes: {
comment: this.createComment
},
relationships: {
'structural-element': {
data: {
id: this.structuralElement.id,
type: this.structuralElement.type
}
}
}
};
await this.createComments(data);
this.loadComments();
this.createComment = '';
},
buildPayload(comment) {
const commenter = this.relatedUser({
parent: { id: comment.id, type: comment.type },
relationship: 'user',
});
const payload = {
id: comment.id,
own: comment.relationships.user.data.id === this.userId,
content: comment.attributes.comment,
chdate: comment.attributes.chdate,
mkdate: comment.attributes.mkdate,
user_id: commenter.id,
user_formatted_name: commenter.attributes['formatted-name'],
username: commenter?.attributes?.username ?? '',
user_avatar: commenter.meta.avatar.small,
};
return payload;
},
deleteComment(comment) {
this.deleteElementComment({ id: comment.id, type: comment.type });
},
updateSrMessage(message) {
this.srMessage = '';
this.srMessage = message;
}
},
mounted() {
this.loadComments();
},
updated() {
let ref = this.$refs["commentsRef"];
ref.scrollTop = ref.scrollHeight;
},
watch: {
comments() {
if (this.comments && this.comments.length > 0) {
this.$emit('hasComments');
}
}
}
}
</script>
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