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import { useState, useMemo, useEffect } from "react";
const useCounter = ({ showCentiseconds }) => {
// Time counter, updates every second
const [counter, setCounter] = useState(0);
// Counter pause/play
const [played, setPlayed] = useState();
// Time interveal function, in order to be cleared on stopping recording
const [timingInterval, setTimingInterval] = useState(null);
useEffect(() => {
if (!played) clearInterval(timingInterval);
else {
startCounter();
}
}, [played]);
// Format duration into centiseconds
const formattedTime = useMemo(() => {
// 6000 centiseconds make a minute
const minutesSpent = String(Math.floor(counter / 6000));
const secondsSpent = String(
Math.floor((counter - minutesSpent * 6000) / 100)
).padStart(2, "0");
const centiseconds = String(counter % 100).padStart(2, "0");
return `${minutesSpent}:${secondsSpent}${
showCentiseconds ? `,${centiseconds}` : ""
}`;
}, [counter]);
// Start counter
const startCounter = () => {
setTimingInterval(
setInterval(() => {
setCounter((prevState) => prevState + 1);
}, 10)
);
};
// Stop counter
const stopCounter = () => {
clearInterval(timingInterval);
setCounter(0);
setTimingInterval(null);
setPlayed();
};
// Pause and play counter
const playCounter = (mode) => {
setPlayed(mode);
};
return {
formattedTime,
startCounter,
stopCounter,
playCounter,
};
};
export default useCounter;
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