Files
freno-dev/src/components/CountdownCircleTimer.tsx
Michael Freno 6a934880f9 mostly working
2026-01-07 17:53:21 -05:00

130 lines
3.2 KiB
TypeScript

import { Component, createSignal, createEffect, onCleanup } from "solid-js";
interface CountdownCircleTimerProps {
duration: number;
initialRemainingTime?: number;
size: number;
strokeWidth: number;
children: (props: { remainingTime: number }) => any;
onComplete?: () => void;
isPlaying?: boolean;
}
const CountdownCircleTimer: Component<CountdownCircleTimerProps> = (props) => {
const radius = (props.size - props.strokeWidth) / 2;
const circumference = radius * 2 * Math.PI;
const [remainingTime, setRemainingTime] = createSignal(
props.initialRemainingTime ?? props.duration
);
const progress = () => {
const time = remainingTime();
if (isNaN(time) || !props.duration) return 0;
return Math.max(0, Math.min(1, time / props.duration));
};
const strokeDashoffset = () => {
const prog = progress();
if (isNaN(prog)) return 0;
return circumference * (1 - prog);
};
// If isPlaying is set, manage countdown internally
createEffect(() => {
if (props.isPlaying !== undefined && props.isPlaying) {
const startTime = Date.now();
const initialTime = props.initialRemainingTime ?? props.duration;
setRemainingTime(initialTime);
let animationFrameId: number;
const animate = () => {
const elapsed = (Date.now() - startTime) / 1000;
const newTime = Math.max(0, initialTime - elapsed);
setRemainingTime(newTime);
if (newTime <= 0) {
props.onComplete?.();
return;
}
animationFrameId = requestAnimationFrame(animate);
};
animationFrameId = requestAnimationFrame(animate);
onCleanup(() => {
if (animationFrameId) {
cancelAnimationFrame(animationFrameId);
}
});
return;
}
// Otherwise, just sync with the prop value - parent controls the countdown
const newTime = props.initialRemainingTime ?? props.duration;
if (isNaN(newTime)) {
setRemainingTime(0);
return;
}
setRemainingTime(newTime);
if (newTime <= 0) {
props.onComplete?.();
}
});
return (
<div
style={{
position: "relative",
width: `${props.size}px`,
height: `${props.size}px`
}}
>
<svg
width={props.size}
height={props.size}
style={{ transform: "rotate(-90deg)" }}
>
<circle
cx={props.size / 2}
cy={props.size / 2}
r={radius}
fill="none"
stroke="#e5e7eb"
stroke-width={props.strokeWidth}
/>
<circle
cx={props.size / 2}
cy={props.size / 2}
r={radius}
fill="none"
stroke={`var(--color-blue)`}
stroke-width={props.strokeWidth}
stroke-dasharray={`${circumference}`}
stroke-dashoffset={`${strokeDashoffset()}`}
stroke-linecap="round"
/>
</svg>
<div
style={{
position: "absolute",
top: "50%",
left: "50%",
transform: "translate(-50%, -50%)"
}}
>
{props.children({ remainingTime: remainingTime() })}
</div>
</div>
);
};
export default CountdownCircleTimer;