49 lines
1.1 KiB
TypeScript
49 lines
1.1 KiB
TypeScript
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import path from 'path-browserify';
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export function getCurrentYear(): Date {
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return new Date();
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}
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/**
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* 得到随机数
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* @param min 最小值
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* @param max 最大值
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* @returns
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*/
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export function getTrueRandomInt(min: number, max: number) {
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const range = max - min + 1;
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const maxSafe = 0xffffffff; // 32位最大无符号整数 (2^32 - 1)
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let randomValue = 0;
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do {
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const buffer = new Uint32Array(1);
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window.crypto.getRandomValues(buffer);
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randomValue = (buffer[0]! / (maxSafe + 1)) * range; // 转换为[0, range)的浮点数
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} while (randomValue >= range); // 拒绝采样避免偏差
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return Math.floor(randomValue) + min;
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}
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/**
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* 路径拼接
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*/
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export function browserPathJoin(base: string, ...paths: string[]) {
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const [protocol, ...rest] = base.split('://');
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if (rest.length > 0) {
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const pathPart = rest.join('://').replace(/\/+/g, '/');
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return `${protocol}://${path.join(pathPart, ...paths)}`;
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}
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return path.join(base, ...paths);
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}
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/**
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* 下一个tick后执行
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*/
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export function nextTickSleep() {
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return new Promise((resolve) => {
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nextTick(() => {
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resolve(true);
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});
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});
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}
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