export function validateIdCard(idCard: string):boolean {
    let vcity = new Map<number,string>([
    [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"]
]);;
    //是否为空
    if (idCard === '') {
        return false;
    }
    //校验长度，类型
    if (isCardNo(idCard) === false) {
        return false;
    }
    //检查省份
    if (checkProvince(idCard, vcity) === false) {
        return false;
    }
	
    //校验生日
    if (checkBirthday(idCard) === false) {
	
        return false;
    }
		
    //检验位的检测
    if (checkParity(idCard) === false) {
        return false;
    }
    return true;
}
function isCardNo(card:string):boolean {
    //身份证号码为15位或者18位，15位时全为数字，18位前17位为数字，最后一位是校验位，可能为数字或字符X
    let reg = /(^\d{15}$)|(^\d{17}(\d|X|x)$)/;
    if (reg.test(card) === false) {
        return false;
    }
    return true;
}
function checkProvince(card:string, vcity:Map<number,string>):boolean {
    let province = card.substring(0,2)
	
    if (!vcity.has(parseInt(province))) {
        return false;
    }
    return true;
};
function checkBirthday(card:string):boolean {
    let len = card.length;
    //身份证15位时，次序为省（3位）市（3位）年（2位）月（2位）日（2位）校验位（3位），皆为数字
    if (len == 15) {
        let re_fifteen = /^(\d{6})(\d{2})(\d{2})(\d{2})(\d{3})$/;
        let arr_data = card.match(re_fifteen);
		if(arr_data==null) return false
        let year = arr_data[2];
        let month = arr_data[3];
        let day = arr_data[4];
		if(year==null||month==null||day==null) return false
        let birthday = new Date('19' + year + '/' + month + '/' + day);
        return verifyBirthday(parseInt('19' + year), parseInt(month), parseInt(day), birthday);
    }
    //身份证18位时，次序为省（3位）市（3位）年（4位）月（2位）日（2位）校验位（4位），校验位末尾可能为X
    if (len == 18) {
        let re_eighteen = /^(\d{6})(\d{4})(\d{2})(\d{2})(\d{3})([0-9]|X|x)$/;
        let arr_data = card.match(re_eighteen);
		if(arr_data==null) return false
        let year = arr_data[2];
        let month = arr_data[3];
        let day = arr_data[4];
		if(year==null||month==null||day==null) return false
        let birthday = new Date(year + '/' + month + '/' + day);
        return verifyBirthday(parseInt(year), parseInt(month), parseInt(day), birthday);
    }
    return false;
};
function verifyBirthday(year:number, month:number, day:number, birthday:Date):boolean {
    let now = new Date();
    let now_year = now.getFullYear();
    //年月日是否合理
    if (birthday.getFullYear() == year && (birthday.getMonth() + 1) == month && birthday.getDate() == day) {
        //判断年份的范围（0岁到100岁之间)
        let time = now_year - year;
        if (time >= 0 && time <= 100) {
            return true;
        }
        return false;
    }
    return false;
}
function checkParity(card:string):boolean {
    //15位转18位
    card = changeFivteenToEighteen(card);
    let len = card.length;
    if (len == 18) {
        let arrInt = new Array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2);
        let arrCh = new Array('1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2');
        let cardTemp = 0
		let i =0;
		let valnum = '';
		
        for (i = 0; i < 17; i++) {
            cardTemp += parseInt(card.charAt(i)) * arrInt[i];
        }
		
        valnum = arrCh[cardTemp % 11];
        if (valnum == card.substring(17).toLocaleUpperCase()) {
            return true;
        }
        return false;
    }
    return false;
}
function changeFivteenToEighteen(card:string):string {
    if (card.length == 15) {
        let arrInt = new Array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2);
        let arrCh = new Array('1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2');
        let cardTemp = 0
		let i =0;
        card = card.substring(0, 6) + '19' + card.substring(6, card.length - 6);
        for (i = 0; i < 17; i++) {
            cardTemp += parseInt(card.substring(i, 1)) * arrInt[i];
        }
        card += arrCh[cardTemp % 11];
        return card;
    }
    return card;
}