/*
 * @Descripttion: 工具集
 */
import CryptoJS from 'crypto-js';
import sysConfig from "@/config";
import store from '@/store'
const tool = {}
/* store */
tool.store = {
    set(key, data) {
        return store.commit('setCache', {
            key: key,
            value: data
        });
    },
    get(key) {
        if (!Object.prototype.hasOwnProperty.call(store.state.cache.cacheList, key)) {
            store.state.cache.cacheList[key] = null;
        }
        return store.state.cache.cacheList[key];
    },
    remove(key) {
        return store.commit('removeCache', key);
    },
    clear() {
        return store.commit('clearCache');
    }
}
/* 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: '/',
            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, (date.getFullYear() + "").substr(4 - RegExp.$1.length));
    }
    for (var k in o) {
        if (new RegExp("(" + k + ")").test(fmt)) {
            fmt = fmt.replace(RegExp.$1, (RegExp.$1.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, $1) {
        return $1 + ',';
    }).replace(/\.$/, '');
}
/* 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("[X-PHP 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);
        }
    }
}
export default tool