Files
zhimingge/components/coin.tsx
T
2026-06-10 19:59:27 +08:00

94 lines
2.3 KiB
TypeScript

import React, { useEffect, useState } from "react";
import clsx from "clsx";
import Image from "next/image";
const rotationDuration = 3800;
const bezier = "cubic-bezier(0.645,0.045,0.355,1)";
function Coin(props: {
frontList: boolean[];
rotation: boolean;
onTransitionEnd: any;
}) {
const [lastFront, setLastFront] = useState(props.frontList);
useEffect(function () {
if (!props.rotation) {
return;
}
let id = setTimeout(function () {
setLastFront(props.frontList);
props.onTransitionEnd();
}, rotationDuration);
return () => clearTimeout(id);
});
return (
<div className="flex w-full max-w-md justify-around rounded-md border bg-secondary p-4 shadow dark:border-0 dark:shadow-none sm:p-6">
{props.frontList.map((value, index) => (
<CoinItem
key={index}
front={value}
lastFront={lastFront[index]}
rotation={props.rotation}
/>
))}
</div>
);
}
function CoinItem(props: {
front: boolean;
lastFront: boolean;
rotation: boolean;
onTransitionEnd?: any;
}) {
let animate = "";
if (props.rotation) {
// animate-[coin-front-front_3.8s_cubic-bezier(0.645,0.045,0.355,1)]
// animate-[coin-front-back_3.8s_cubic-bezier(0.645,0.045,0.355,1)]
// animate-[coin-back-front_3.8s_cubic-bezier(0.645,0.045,0.355,1)]
// animate-[coin-back-back_3.8s_cubic-bezier(0.645,0.045,0.355,1)]
animate = `animate-[coin-${getFront(props.lastFront)}-${getFront(
props.front,
)}_${rotationDuration / 1000}s_${bezier}]`;
}
return (
<div
style={{
transform: `rotateY(${props.front ? 0 : 180}deg)`,
transformStyle: "preserve-3d",
transformOrigin: "50% 50% -0.5px",
}}
className={clsx("h-16 w-16 sm:h-20 sm:w-20", animate)}
>
<Image
width={0}
height={0}
sizes="100vw"
draggable={false}
className="absolute w-full"
src="/img/head.webp"
alt="coin"
/>
<Image
width={0}
height={0}
sizes="100vw"
draggable={false}
className="absolute h-full w-full"
style={{ transform: "translateZ(-1px)" }}
src="/img/tail.webp"
alt="coin"
/>
</div>
);
}
function getFront(front: boolean): string {
return front ? "front" : "back";
}
export default Coin;