Sharkey/src/client/components/global/time.vue
2020-12-26 10:47:36 +09:00

73 lines
2.1 KiB
Vue

<template>
<time :title="absolute">
<template v-if="mode == 'relative'">{{ relative }}</template>
<template v-else-if="mode == 'absolute'">{{ absolute }}</template>
<template v-else-if="mode == 'detail'">{{ absolute }} ({{ relative }})</template>
</time>
</template>
<script lang="ts">
import { defineComponent } from 'vue';
export default defineComponent({
props: {
time: {
type: [Date, String],
required: true
},
mode: {
type: String,
default: 'relative'
}
},
data() {
return {
tickId: null,
now: new Date()
};
},
computed: {
_time(): Date {
return typeof this.time == 'string' ? new Date(this.time) : this.time;
},
absolute(): string {
return this._time.toLocaleString();
},
relative(): string {
const time = this._time;
const ago = (this.now.getTime() - time.getTime()) / 1000/*ms*/;
return (
ago >= 31536000 ? this.$t('_ago.yearsAgo', { n: (~~(ago / 31536000)).toString() }) :
ago >= 2592000 ? this.$t('_ago.monthsAgo', { n: (~~(ago / 2592000)).toString() }) :
ago >= 604800 ? this.$t('_ago.weeksAgo', { n: (~~(ago / 604800)).toString() }) :
ago >= 86400 ? this.$t('_ago.daysAgo', { n: (~~(ago / 86400)).toString() }) :
ago >= 3600 ? this.$t('_ago.hoursAgo', { n: (~~(ago / 3600)).toString() }) :
ago >= 60 ? this.$t('_ago.minutesAgo', { n: (~~(ago / 60)).toString() }) :
ago >= 10 ? this.$t('_ago.secondsAgo', { n: (~~(ago % 60)).toString() }) :
ago >= -1 ? this.$ts._ago.justNow :
ago < -1 ? this.$ts._ago.future :
this.$ts._ago.unknown);
}
},
created() {
if (this.mode == 'relative' || this.mode == 'detail') {
this.tickId = window.requestAnimationFrame(this.tick);
}
},
unmounted() {
if (this.mode === 'relative' || this.mode === 'detail') {
window.clearTimeout(this.tickId);
}
},
methods: {
tick() {
// TODO: パフォーマンス向上のため、このコンポーネントが画面内に表示されている場合のみ更新する
this.now = new Date();
this.tickId = setTimeout(() => {
window.requestAnimationFrame(this.tick);
}, 10000);
}
}
});
</script>