rudeshark.net/src/web/app/desktop/views/components/timeline.vue

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<template>
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<div class="mk-timeline">
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<mk-friends-maker v-if="alone"/>
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<div class="fetching" v-if="fetching">
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<mk-ellipsis-icon/>
</div>
<p class="empty" v-if="posts.length == 0 && !fetching">%fa:R comments%自分の投稿や自分がフォローしているユーザーの投稿が表示されます</p>
<mk-posts :posts="posts" ref="timeline"/>
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</div>
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</template>
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<script lang="ts">
import Vue from 'vue';
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export default Vue.extend({
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data() {
return {
fetching: true,
moreFetching: false,
posts: [],
connection: null,
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connectionId: null,
date: null
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};
},
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computed: {
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alone(): boolean {
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return (this as any).os.i.following_count == 0;
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}
},
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mounted() {
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this.connection = (this as any).os.stream.getConnection();
this.connectionId = (this as any).os.stream.use();
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this.connection.on('post', this.onPost);
this.connection.on('follow', this.onChangeFollowing);
this.connection.on('unfollow', this.onChangeFollowing);
document.addEventListener('keydown', this.onKeydown);
window.addEventListener('scroll', this.onScroll);
this.fetch();
},
beforeDestroy() {
this.connection.off('post', this.onPost);
this.connection.off('follow', this.onChangeFollowing);
this.connection.off('unfollow', this.onChangeFollowing);
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(this as any).os.stream.dispose(this.connectionId);
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document.removeEventListener('keydown', this.onKeydown);
window.removeEventListener('scroll', this.onScroll);
},
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methods: {
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fetch(cb?) {
this.fetching = true;
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(this as any).api('posts/timeline', {
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until_date: this.date ? this.date.getTime() : undefined
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}).then(posts => {
this.posts = posts;
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this.fetching = false;
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if (cb) cb();
});
},
more() {
if (this.moreFetching || this.fetching || this.posts.length == 0) return;
this.moreFetching = true;
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(this as any).api('posts/timeline', {
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until_id: this.posts[this.posts.length - 1].id
}).then(posts => {
this.moreFetching = false;
this.posts.unshift(posts);
});
},
onPost(post) {
this.posts.unshift(post);
},
onChangeFollowing() {
this.fetch();
},
onScroll() {
const current = window.scrollY + window.innerHeight;
if (current > document.body.offsetHeight - 8) this.more();
},
onKeydown(e) {
if (e.target.tagName != 'INPUT' && e.target.tagName != 'TEXTAREA') {
if (e.which == 84) { // t
(this.$refs.timeline as any).focus();
}
}
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},
warp(date) {
this.date = date;
this.fetch();
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}
}
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});
</script>
<style lang="stylus" scoped>
.mk-timeline
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background #fff
border solid 1px rgba(0, 0, 0, 0.075)
border-radius 6px
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> .mk-following-setuper
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border-bottom solid 1px #eee
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> .fetching
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padding 64px 0
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> .empty
display block
margin 0 auto
padding 32px
max-width 400px
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text-align center
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color #999
> [data-fa]
display block
margin-bottom 16px
font-size 3em
color #ccc
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</style>