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Add timer start flash and warning color #63

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Add timer start flash and warning color #63

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18 changes: 13 additions & 5 deletions src/components/Board.jsx
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Original file line number Diff line number Diff line change
Expand Up @@ -527,6 +527,7 @@ export default function Board(props) {

const getTimerDiff = () => new Date(props.timer).getTime() - new Date().getTime()
const [remainingMilliseconds, setRemainingMilliseconds] = useState( getTimerDiff() )
const [flash, setFlash] = useState(false)

const mmss = () => {
return [
Expand All @@ -538,23 +539,30 @@ export default function Board(props) {
useEffect( () => {
// If board time remaining is positive, init remaining state and interval countdown
const diff = getTimerDiff()
// console.log("DIFF", diff)
if(diff < 0) return
setRemainingMilliseconds(diff)

// setRemainingSeconds()
const countdownInterval = setInterval( () => {
const diff = getTimerDiff()
if(diff < 0) { clearInterval(countdownInterval) }
// console.log("REMAINING", diff)
setRemainingMilliseconds(diff)
}, 1000)

return () => clearInterval(countdownInterval)
}, [])

useEffect(() => {
if(getTimerDiff() > 0) {
setFlash(true)
const t = setTimeout(() => setFlash(false), 1000)
return () => clearTimeout(t)
}
}, [props.timer])

const warning = remainingMilliseconds <= 10000 && remainingMilliseconds >= 1000

return (
<div>
<div className={`${flash ? 'animate-flash-green' : ''} ${warning ? 'bg-red-200' : ''}`}>
{/* {props.timer} */}
{remainingMilliseconds > 0 ? (
<div className="flex gap-2 justify-center items-center">
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9 changes: 9 additions & 0 deletions tailwind.config.js
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Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,15 @@ export default {
fontFamily: {
sans: ['Inter', 'sans-serif'],
},
keyframes: {
'flash-green': {
'0%': { backgroundColor: '#4ade80' },
'100%': { backgroundColor: 'transparent' },
},
},
animation: {
'flash-green': 'flash-green 1s ease-out',
},
},
},
plugins: [],
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