/*
 * @Descripttion: 工具集
 * @version: 1.2
 * @LastEditors: sakuya
 * @LastEditTime: 2022年5月24日00:28:56
 */

import CryptoJS from 'crypto-js';
import sysConfig from "@/config";

const tool = {}

/* localStorage */
tool.data = {
 set(key, data, datetime = 0) {
 //加密
 if (sysConfig.LS_ENCRYPTION == "AES") {
 data = tool.crypto.AES.encrypt(JSON.stringify(data), sysConfig.LS_ENCRYPTION_key)
 }
 let cacheValue = {
 content: data,
 datetime: parseInt(datetime) === 0 ? 0 : new Date().getTime() + parseInt(datetime) * 1000
 }
 return localStorage.setItem(key, JSON.stringify(cacheValue))
 },
 get(key) {
 try {
 const value = JSON.parse(localStorage.getItem(key))
 if (value) {
 let nowTime = new Date().getTime()
 if (nowTime > value.datetime && value.datetime != 0) {
 localStorage.removeItem(key)
 return null;
 }
 //解密
 if (sysConfig.LS_ENCRYPTION == "AES") {
 value.content = JSON.parse(tool.crypto.AES.decrypt(value.content, sysConfig.LS_ENCRYPTION_key))
 }
 return value.content
 }
 return null
 } catch (err) {
 return null
 }
 },
 remove(key) {
 return localStorage.removeItem(key)
 },
 clear() {
 return localStorage.clear()
 }
}

/*sessionStorage*/
tool.session = {
 set(table, settings) {
 var _set = JSON.stringify(settings)
 return sessionStorage.setItem(table, _set);
 },
 get(table) {
 var data = sessionStorage.getItem(table);
 try {
 data = JSON.parse(data)
 } catch (err) {
 return null
 }
 return data;
 },
 remove(table) {
 return sessionStorage.removeItem(table);
 },
 clear() {
 return sessionStorage.clear();
 }
}

/*cookie*/
tool.cookie = {
 set(name, value, config = {}) {
 var cfg = {
 expires: null,
 path: null,
 domain: null,
 secure: false,
 httpOnly: false,
 ...config
 }
 var cookieStr = `${name}=${escape(value)}`
 if (cfg.expires) {
 var exp = new Date()
 exp.setTime(exp.getTime() + parseInt(cfg.expires) * 1000)
 cookieStr += `;expires=${exp.toGMTString()}`
 }
 if (cfg.path) {
 cookieStr += `;path=${cfg.path}`
 }
 if (cfg.domain) {
 cookieStr += `;domain=${cfg.domain}`
 }
 document.cookie = cookieStr
 },
 get(name) {
 var arr = document.cookie.match(new RegExp("(^| )" + name + "=([^;]*)(;|$)"))
 if (arr != null) {
 return unescape(arr[2])
 } else {
 return null
 }
 },
 remove(name) {
 var exp = new Date()
 exp.setTime(exp.getTime() - 1)
 document.cookie = `${name}=;expires=${exp.toGMTString()}`
 }
}

/* Fullscreen */
tool.screen = function (element) {
 var isFull = !!(document.webkitIsFullScreen || document.mozFullScreen || document.msFullscreenElement || document.fullscreenElement);
 if (isFull) {
 if (document.exitFullscreen) {
 document.exitFullscreen();
 } else if (document.msExitFullscreen) {
 document.msExitFullscreen();
 } else if (document.mozCancelFullScreen) {
 document.mozCancelFullScreen();
 } else if (document.webkitExitFullscreen) {
 document.webkitExitFullscreen();
 }
 } else {
 if (element.requestFullscreen) {
 element.requestFullscreen();
 } else if (element.msRequestFullscreen) {
 element.msRequestFullscreen();
 } else if (element.mozRequestFullScreen) {
 element.mozRequestFullScreen();
 } else if (element.webkitRequestFullscreen) {
 element.webkitRequestFullscreen();
 }
 }
}

/* 复制对象 */
tool.objCopy = function (obj) {
 return JSON.parse(JSON.stringify(obj));
}

/* 日期格式化 */
tool.dateFormat = function (date, fmt = 'yyyy-MM-dd hh:mm:ss') {
 date = new Date(date)
 var o = {
 "M+": date.getMonth() + 1, //月份
 "d+": date.getDate(), //日
 "h+": date.getHours(), //小时
 "m+": date.getMinutes(), //分
 "s+": date.getSeconds(), //秒
 "q+": Math.floor((date.getMonth() + 3) / 3), //季度
 "S": date.getMilliseconds() //毫秒
 };
 if (/(y+)/.test(fmt)) {
 fmt = fmt.replace(RegExp.1ドル, (date.getFullYear() + "").substr(4 - RegExp.1ドル.length));
 }
 for (var k in o) {
 if (new RegExp("(" + k + ")").test(fmt)) {
 fmt = fmt.replace(RegExp.1ドル, (RegExp.1ドル.length == 1) ? (o[k]) : (("00" + o[k]).substr(("" + o[k]).length)));
 }
 }
 return fmt;
}

/* 千分符 */
tool.groupSeparator = function (num) {
 num = num + '';
 if (!num.includes('.')) {
 num += '.'
 }
 return num.replace(/(\d)(?=(\d{3})+\.)/g, function (0ドル, 1ドル) {
 return 1ドル + ',';
 }).replace(/\.$/, '');
}

/* 常用加解密 */
tool.crypto = {
 //MD5加密
 MD5(data) {
 return CryptoJS.MD5(data).toString()
 },
 //BASE64加解密
 BASE64: {
 encrypt(data) {
 return CryptoJS.enc.Base64.stringify(CryptoJS.enc.Utf8.parse(data))
 },
 decrypt(cipher) {
 return CryptoJS.enc.Base64.parse(cipher).toString(CryptoJS.enc.Utf8)
 }
 },
 //AES加解密
 AES: {
 encrypt(data, secretKey, config = {}) {
 if (secretKey.length % 8 != 0) {
 console.warn("[ML error]: 秘钥长度需为8的倍数,否则解密将会失败。")
 }
 const result = CryptoJS.AES.encrypt(data, CryptoJS.enc.Utf8.parse(secretKey), {
 iv: CryptoJS.enc.Utf8.parse(config.iv || ""),
 mode: CryptoJS.mode[config.mode || "ECB"],
 padding: CryptoJS.pad[config.padding || "Pkcs7"]
 })
 return result.toString()
 },
 decrypt(cipher, secretKey, config = {}) {
 const result = CryptoJS.AES.decrypt(cipher, CryptoJS.enc.Utf8.parse(secretKey), {
 iv: CryptoJS.enc.Utf8.parse(config.iv || ""),
 mode: CryptoJS.mode[config.mode || "ECB"],
 padding: CryptoJS.pad[config.padding || "Pkcs7"]
 })
 return CryptoJS.enc.Utf8.stringify(result);
 }
 }
}

// 检测数据是否有变化
tool.checkIsEdit = (oldVal, newVal) => {
 // 如果两个都是对象类型,检测对象
 if (typeof oldVal == "object" && typeof newVal == "object") {
 if (JSON.stringify(oldVal) != JSON.stringify(newVal)) {
 return true;
 }
 }
 // 如果两个数据 有一个是object 另一个不是,表示有修改
 if (typeof oldVal == "object" && typeof newVal != "object") {
 return true;
 }
 if (typeof newVal == "object" && typeof oldVal != "object") {
 return true;
 }
 if (oldVal != newVal) {
 return true;
 }
 return false;
};

// 获取权限
tool.getRole = (key) => {
 let rightMap = tool.data.get('rightMap') || {};
 return rightMap[key]
}
// 获取权限
tool.checkRole = (key) => {
 let rightMap = tool.data.get('rightMap') || {};
 let auto = rightMap[key];
 if (key.indexOf('-') != -1) {
 return auto != null && auto != 0
 } else {
 return !!auto
 }

}

export default tool