hackathon/web_src/lib/components/Countdown.svelte

42 lines
684 B
Svelte

2022-04-28 23:31:09 +07:00
<script lang="ts">
import { onDestroy, onMount } from 'svelte';
export let end: string;
$: endTime = new Date(end);
let h = 0;
let m = 0;
let s = 0;
let active = true;
let i;
const calc = () => {
let now = new Date();
let secs = Math.ceil((endTime.getTime() - now.getTime()) / 1000);
h = Math.floor(secs / 3600);
m = Math.floor((secs % 3600) / 60);
s = Math.floor((secs % 3600) % 60);
if (secs < 0) {
active = false;
return;
}
};
onMount(() => {
calc();
i = setInterval(calc, 100);
});
onDestroy(() => {
clearInterval(i);
});
</script>
{#if active}
Active - {h}:{('0' + m).slice(-2)}:{('0' + s).slice(-2)}
{:else}
Contest Ended
{/if}