hippofish/packages/frontend/src/components/MkDigitalClock.vue
2024-02-13 15:59:27 +00:00

81 lines
1.9 KiB
Vue

<!--
SPDX-FileCopyrightText: syuilo and misskey-project
SPDX-License-Identifier: AGPL-3.0-only
-->
<template>
<span>
<span v-text="hh"></span>
<span :class="[$style.colon, { [$style.showColon]: showColon }]">:</span>
<span v-text="mm"></span>
<span v-if="showS" :class="[$style.colon, { [$style.showColon]: showColon }]">:</span>
<span v-if="showS" v-text="ss"></span>
<span v-if="showMs" :class="[$style.colon, { [$style.showColon]: showColon }]">:</span>
<span v-if="showMs" v-text="ms"></span>
</span>
</template>
<script lang="ts" setup>
import { onMounted, onUnmounted, ref, watch } from 'vue';
import { defaultIdlingRenderScheduler } from '@/scripts/idle-render.js';
const props = withDefaults(defineProps<{
showS?: boolean;
showMs?: boolean;
offset?: number;
now?: () => Date;
}>(), {
showS: true,
showMs: false,
offset: 0 - new Date().getTimezoneOffset(),
now: () => new Date(),
});
const hh = ref('');
const mm = ref('');
const ss = ref('');
const ms = ref('');
const showColon = ref(false);
let prevSec: number | null = null;
watch(showColon, (v) => {
if (v) {
window.setTimeout(() => {
showColon.value = false;
}, 30);
}
});
const tick = (): void => {
const now = props.now();
now.setMinutes(now.getMinutes() + now.getTimezoneOffset() + props.offset);
hh.value = now.getHours().toString().padStart(2, '0');
mm.value = now.getMinutes().toString().padStart(2, '0');
ss.value = now.getSeconds().toString().padStart(2, '0');
ms.value = Math.floor(now.getMilliseconds() / 10).toString().padStart(2, '0');
if (now.getSeconds() !== prevSec) showColon.value = true;
prevSec = now.getSeconds();
};
tick();
onMounted(() => {
defaultIdlingRenderScheduler.add(tick);
});
onUnmounted(() => {
defaultIdlingRenderScheduler.delete(tick);
});
</script>
<style lang="scss" module>
.colon {
opacity: 0;
transition: opacity 1s ease;
&.showColon {
opacity: 1;
transition: opacity 0s;
}
}
</style>