//身份证号校验
const isCardID = (sId) => {
    if (!/(^\d{15}$)|(^\d{17}(\d|X|x)$)/.test(sId)) {
        return {
            data: '你输入的身份证长度或格式有误',
            state: false
        }
    }
    //身份证城市
    var aCity = {
        11: "北京",
        12: "天津",
        13: "河北",
        14: "山西",
        15: "内蒙古",
        21: "辽宁",
        22: "吉林",
        23: "黑龙江",
        31: "上海",
        32: "江苏",
        33: "浙江",
        34: "安徽",
        35: "福建",
        36: "江西",
        37: "山东",
        41: "河南",
        42: "湖北",
        43: "湖南",
        44: "广东",
        45: "广西",
        46: "海南",
        50: "重庆",
        51: "四川",
        52: "贵州",
        53: "云南",
        54: "西藏",
        61: "陕西",
        62: "甘肃",
        63: "青海",
        64: "宁夏",
        65: "新疆",
        71: "台湾",
        81: "香港",
        82: "澳门",
        91: "国外"
    };
    if (!aCity[parseInt(sId.substr(0, 2))]) {
        return {
            data: '你的身份证地区有误',
            state: false
        }
    }

    // 出生日期验证
    var sBirthday = (sId.substr(6, 4) + "-" + Number(sId.substr(10, 2)) + "-" + Number(sId.substr(12, 2))).replace(/-/g, "/"),
        d = new Date(sBirthday)
    if (sBirthday != (d.getFullYear() + "/" + (d.getMonth() + 1) + "/" + d.getDate())) {
        return {
            data: '身份证上的出生日期有误',
            state: false
        }
    }

    // 身份证号码校验
    var sum = 0,
        weights = [7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2],
        codes = "10X98765432"
    for (var i = 0; i < sId.length - 1; i++) {
        sum += sId[i] * weights[i];
    }
    var last = codes[sum % 11]; //计算出来的最后一位身份证号码
    if (sId[sId.length - 1] != last) {
        return {
            data: '你输入的身份证号长度或格式有误',
            state: false
        }
    }

    return {
        data: '',
        state: true
    }
}
//短号校验
const isCornet = (sId) => {
    if (!/^(?!.*-.*-)[-\d]{3,11}$/.test(sId)) {
        return {
            data: '长度或格式有误',
            state: false
        }
    } else {
        return {
            data: '',
            state: true
        }
    }
}

//获得对应时间格式
const formatTime = (time, type) => {
    var date = new Date(time)
    var format = type || 'YYYY-MM-DD HH:NN:SS';
    const year = date.getFullYear();
    const month = (date.getMonth() + 1) < 10 ? '0' + (date.getMonth() + 1) : date.getMonth() + 1;
    const day = date.getDate() < 10 ? '0' + date.getDate() : date.getDate();
    const hour = date.getHours() < 10 ? '0' + date.getHours() : date.getHours();
    const minute = date.getMinutes() < 10 ? '0' + date.getMinutes() : date.getMinutes();
    const second = date.getSeconds() < 10 ? '0' + date.getSeconds() : date.getSeconds();

    format.indexOf('YYYY') > -1 ? format = format.replace('YYYY', year) : '';
    format.indexOf('MM') > -1 ? format = format.replace('MM', month) : '';
    format.indexOf('DD') > -1 ? format = format.replace('DD', day) : '';
    format.indexOf('HH') > -1 ? format = format.replace('HH', hour) : '';
    format.indexOf('NN') > -1 ? format = format.replace('NN', minute) : '';
    format.indexOf('SS') > -1 ? format = format.replace('SS', second) : '';

    return format;
}

//获取url参数组成json
const GetQueryJson = e => {
    if (e == 'undefined') {
        return {}
    } else {
        let url = e; //获取url
        let arr = []; //存储参数的数   
        let res = {}; //存储最终JSON结果对象 
        arr = url.split('?')[1].split('&'); //获取浏览器地址栏中的参数
        for (let i = 0; i < arr.length; i++) { //遍历参数
            if (arr[i].indexOf('=') != -1) { //如果参数中有值
                let str = arr[i].split('=');
                res[str[0]] = str[1];
            } else { //如果参数中无值
                res[arr[i]] = '';
            }
        };
        return res;
    }

}
module.exports = {
    isCardID: isCardID,
    formatTime: formatTime,
    GetQueryJson: GetQueryJson,
    isCornet
}