56 lines
1.8 KiB
Vue
56 lines
1.8 KiB
Vue
<template>
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<time :title="absolute">
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<template v-if="mode === 'relative'">{{ relative }}</template>
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<template v-else-if="mode === 'absolute'">{{ absolute }}</template>
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<template v-else-if="mode === 'detail'">{{ absolute }} ({{ relative }})</template>
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</time>
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</template>
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<script lang="ts" setup>
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import { onUnmounted } from 'vue';
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import { i18n } from '@/i18n';
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const props = withDefaults(defineProps<{
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time: Date | string;
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mode?: 'relative' | 'absolute' | 'detail';
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}>(), {
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mode: 'relative',
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});
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const _time = typeof props.time === 'string' ? new Date(props.time) : props.time;
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const absolute = _time.toLocaleString();
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let now = $ref(new Date());
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const relative = $computed(() => {
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const ago = (now.getTime() - _time.getTime()) / 1000/*ms*/;
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return (
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ago >= 31536000 ? i18n.t('_ago.yearsAgo', { n: Math.round(ago / 31536000).toString() }) :
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ago >= 2592000 ? i18n.t('_ago.monthsAgo', { n: Math.round(ago / 2592000).toString() }) :
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ago >= 604800 ? i18n.t('_ago.weeksAgo', { n: Math.round(ago / 604800).toString() }) :
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ago >= 86400 ? i18n.t('_ago.daysAgo', { n: Math.round(ago / 86400).toString() }) :
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ago >= 3600 ? i18n.t('_ago.hoursAgo', { n: Math.round(ago / 3600).toString() }) :
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ago >= 60 ? i18n.t('_ago.minutesAgo', { n: (~~(ago / 60)).toString() }) :
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ago >= 10 ? i18n.t('_ago.secondsAgo', { n: (~~(ago % 60)).toString() }) :
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ago >= -1 ? i18n.ts._ago.justNow :
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i18n.ts._ago.future);
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});
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function tick() {
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// 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
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now = new Date();
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tickId = window.setTimeout(() => {
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window.requestAnimationFrame(tick);
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}, 10000);
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}
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let tickId: number;
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if (props.mode === 'relative' || props.mode === 'detail') {
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tickId = window.requestAnimationFrame(tick);
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onUnmounted(() => {
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window.cancelAnimationFrame(tickId);
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});
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}
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</script>
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