71 lines
1.8 KiB
JavaScript
71 lines
1.8 KiB
JavaScript
// 判断arr是否为一个数组，返回一个bool值
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function isArray(arr) {
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return Object.prototype.toString.call(arr) === '[object Array]';
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}
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// 深度克隆
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export function deepClone(obj) {
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// 对常见的“非”值，直接返回原来值
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if ([null, undefined, NaN, false].includes(obj)) return obj;
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if (typeof obj !== "object" && typeof obj !== 'function') {
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//原始类型直接返回
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return obj;
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}
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let o = isArray(obj) ? [] : {};
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for (let i in obj) {
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if (obj.hasOwnProperty(i)) {
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o[i] = typeof obj[i] === "object" ? deepClone(obj[i]) : obj[i];
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}
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}
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return o;
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}
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export const appListDbName = 'opendb-app-list'
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export const appVersionListDbName = 'opendb-app-versions'
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// 版本列表默认显示应用Appid
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export const defaultDisplayApp = ''
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/**
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* 对比版本号，如需要，请自行修改判断规则
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* 支持比对 ("3.0.0.0.0.1.0.1", "3.0.0.0.0.1") ("3.0.0.1", "3.0") ("3.1.1", "3.1.1.1") 之类的
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* @param {Object} v1
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* @param {Object} v2
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* v1 > v2 return 1
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* v1 < v2 return -1
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* v1 == v2 return 0
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*/
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export function compare(v1 = '0', v2 = '0') {
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v1 = String(v1).split('.')
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v2 = String(v2).split('.')
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const minVersionLens = Math.min(v1.length, v2.length);
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let result = 0;
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for (let i = 0; i < minVersionLens; i++) {
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const curV1 = Number(v1[i])
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const curV2 = Number(v2[i])
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if (curV1 > curV2) {
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result = 1
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break;
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} else if (curV1 < curV2) {
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result = -1
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break;
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}
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}
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if (result === 0 && (v1.length !== v2.length)) {
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const v1BiggerThenv2 = v1.length > v2.length;
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const maxLensVersion = v1BiggerThenv2 ? v1 : v2;
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for (let i = minVersionLens; i < maxLensVersion.length; i++) {
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const curVersion = Number(maxLensVersion[i])
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if (curVersion > 0) {
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v1BiggerThenv2 ? result = 1 : result = -1
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break;
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}
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}
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}
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return result;
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}
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