35 lines
844 B
TypeScript
35 lines
844 B
TypeScript
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import { sys } from "cc";
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export default class Utils {
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/**
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*
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* @param {缓存key} key
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* @param {需要存储的缓存值} value
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* @param {过期时间} expire
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*/
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static setCache(key: string, value: any, expire: number = 0): void {
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let obj = {
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data: value, //存储的数据
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time: Date.now() / 1000, //记录存储的时间戳
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expire: expire, //记录过期时间，单位秒
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};
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sys.localStorage.setItem(key, JSON.stringify(obj));
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}
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/**
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*
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* @param {缓存key} key
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*/
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static getCache(key: string): any {
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let val: any = sys.localStorage.getItem(key);
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if (!val) {
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return null;
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}
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val = JSON.parse(val);
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if (val.expire && Date.now() / 1000 - val.time > val.expire) {
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sys.localStorage.removeItem(key);
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return null;
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}
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return val.data;
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}
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}
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