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55 lines
2.1 KiB
Plaintext
55 lines
2.1 KiB
Plaintext
import { __read } from "tslib";
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import dayjs from 'dayjs';
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import { useEffect, useMemo, useState } from 'react';
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import useLatest from '../useLatest';
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import { isNumber } from '../utils/index';
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var calcLeft = function (target) {
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if (!target) {
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return 0;
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}
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// https://stackoverflow.com/questions/4310953/invalid-date-in-safari
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var left = dayjs(target).valueOf() - Date.now();
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return left < 0 ? 0 : left;
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};
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var parseMs = function (milliseconds) {
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return {
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days: Math.floor(milliseconds / 86400000),
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hours: Math.floor(milliseconds / 3600000) % 24,
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minutes: Math.floor(milliseconds / 60000) % 60,
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seconds: Math.floor(milliseconds / 1000) % 60,
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milliseconds: Math.floor(milliseconds) % 1000,
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};
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};
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var useCountdown = function (options) {
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if (options === void 0) { options = {}; }
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var _a = options || {}, leftTime = _a.leftTime, targetDate = _a.targetDate, _b = _a.interval, interval = _b === void 0 ? 1000 : _b, onEnd = _a.onEnd;
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var memoLeftTime = useMemo(function () {
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return isNumber(leftTime) && leftTime > 0 ? Date.now() + leftTime : undefined;
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}, [leftTime]);
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var target = 'leftTime' in options ? memoLeftTime : targetDate;
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var _c = __read(useState(function () { return calcLeft(target); }), 2), timeLeft = _c[0], setTimeLeft = _c[1];
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var onEndRef = useLatest(onEnd);
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useEffect(function () {
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if (!target) {
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// for stop
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setTimeLeft(0);
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return;
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}
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// 立即执行一次
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setTimeLeft(calcLeft(target));
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var timer = setInterval(function () {
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var _a;
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var targetLeft = calcLeft(target);
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setTimeLeft(targetLeft);
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if (targetLeft === 0) {
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clearInterval(timer);
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(_a = onEndRef.current) === null || _a === void 0 ? void 0 : _a.call(onEndRef);
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}
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}, interval);
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return function () { return clearInterval(timer); };
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}, [target, interval]);
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var formattedRes = useMemo(function () { return parseMs(timeLeft); }, [timeLeft]);
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return [timeLeft, formattedRes];
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};
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export default useCountdown;
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