work-timer/app/components/TimeElapsed.tsx

89 lines
2.1 KiB
TypeScript

import { Box, MediaQuery } from '@mantine/core';
import React, { useState, useEffect } from 'react';
export interface Props {
startTime: Date | string;
endTime?: Date | string | null;
}
const TimeElapsed = ({ startTime, endTime }: Props) => {
const [elapsed, setElapsed] = useState(
(new Date(endTime || Date.now()).getTime() -
new Date(startTime).getTime()) /
1000
);
useEffect(() => {
if (endTime) return;
const interval = setInterval(() => {
setElapsed(
(new Date(endTime || Date.now()).getTime() -
new Date(startTime).getTime()) /
1000
);
}, 1000);
return () => clearInterval(interval);
}, [startTime, endTime]);
const hours = Math.floor(elapsed / 60 / 60);
const minutes = Math.floor((elapsed - hours * 60 * 60) / 60);
const seconds = Math.floor(elapsed - hours * 60 * 60 - minutes * 60);
const hoursString = `${hours}:${minutes.toString().padStart(2, '0')}:${seconds
.toString()
.padStart(2, '0')}`;
return (
<Box
sx={{
display: 'flex',
alignItems: 'center',
justifyContent: 'center',
flexDirection: 'column'
}}
>
<pre
style={{
fontSize: '1rem',
margin: 0
}}
>
<code>{hoursString}</code>
</pre>
<MediaQuery
smallerThan="sm"
styles={{
display: 'none'
}}
>
<p
style={{
fontSize: '0.75rem',
margin: 0
}}
>
<span>
{Intl.DateTimeFormat('it-IT', {
hour: '2-digit',
minute: '2-digit',
hour12: false
}).format(new Date(startTime))}
</span>
<span dangerouslySetInnerHTML={{ __html: '&nbsp;&mdash;&nbsp;' }} />
<span>
{endTime
? Intl.DateTimeFormat('it-IT', {
hour: '2-digit',
minute: '2-digit',
hour12: false
}).format(new Date(endTime))
: 'now'}
</span>
</p>
</MediaQuery>
</Box>
);
};
export default TimeElapsed;