身份证 工具类

[sailei1]

export function calcIDCardCode(isShenFenZheng,idCardBody){
    if (idCardBody.length != 17) {
        return '';
    }
    // 加权因子
    var factor = [7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2];
    // 校验码对应值
    var code = isShenFenZheng ? ['1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2'] : ['1', '0', '5', '9', '8', '7', '6', '5', '4', '3', '2'];
    var checksum = 0;
    for (var i = 0; i < idCardBody.length; i++) {
        checksum += idCardBody.substr(i, 1) * factor[i];
    }
    return code[checksum % 11];
}
/**
 * 18位身份证校验码有效性检查
 *  @param: isShenFenZheng true/ false (true 身份证); idCard: 身份证码
 *  @param: idCard Number
 */
export function check18IDCard(isShenFenZheng,idCard) {

    if(isShenFenZheng && idCard.length != 18){
        return false;
    }else if(!isShenFenZheng && idCard.length != 14){
        return false;
    }
    var idCardBody = idCard.substr(0, 17);
    var idCardCode = idCard.substr(17, 1).toUpperCase();
    if (calcIDCardCode(isShenFenZheng,idCardBody) != idCardCode) {
        return false;
    }
    return true;
}

/**
 * 计算身份证性别
 */
export function calculateSex (ID){

    let sexno, sex, tempid

    if (ID.length == 18) {
        sexno = ID.substring(16, 17)
    } else if (ID.length == 15) {
        sexno = ID.substring(14, 15)
    } else {
        return false
    }

    tempid = sexno % 2;
    if (tempid == 0) {
        sex = '0';
    }else{
        sex = '1';
    }

    return sex
}
/**
 * 计算身份证生日
 */
export function calculateBirthDay(ID){
    return ID.substring(6, 14)
}

/**
 * 计算周岁（按当天算）
 */
export function calculateTodayAge (birth) {

    let clientDate = new Date()
    let month = clientDate.getMonth() + 1
    let day = clientDate.getDate()
    let age = clientDate.getFullYear() - birth.substring(0, 4) - 1

    if (birth.substring(4, 6) < month || birth.substring(4, 6) == month && birth.substring(6, 8) <= day) {
        age++
    }

    return age
}

/**
 * 计算周岁（按明天算）
 */
export function calculateTomorrowAge (birth) {

    let date = new Date(parseInt(birth.substring(0, 4)), parseInt(birth.substring(4, 6)) - 1, birth.substring(6, 8))
    let y, m, d
    let clientDate, month, day, age
    date.setDate(date.getDate() - 2)
    y = date.getFullYear()
    m = date.getMonth() + 1
    d = date.getDate()

    clientDate = new Date();
    month = clientDate.getMonth() + 1
    day = clientDate.getDate()
    age = clientDate.getFullYear() - y - 1

    if (m < month || m == month && (d + 1) <= day) {
        age++
    }

    return age
}
/**
 * 计算该身份证 在保险范围之内（按明天算）
 * YMD  生日 年月日
 * effective 0 当天生效  1 明天生效
 */

export function checkUseCanBuy(YMD,effective=0,minDay=30){
    YMD = YMD.replace(/[^0-9]/ig, '')
    let date = new Date()
    let y, m, d
    let birthDate, clientDate, day;
    let check=false;

    date.setDate(date.getDate())

    if(effective){
        date.setDate(date.getDate() + 1)
    }
    date.setMonth(date.getMonth() + 1)

    y = date.getFullYear()
    m = date.getMonth()
    d = date.getDate()

    // 转换为12-18-2006格式
    birthDate = new Date(YMD.substring(0, 4), YMD.substring(4, 6), YMD.substring(6, 8))
    clientDate = new Date(y, m, d)

    // 把相差的毫秒数转换为天数
    day = parseInt(Math.abs(birthDate - clientDate) / 1000 / 60 / 60 / 24)

    if(day>minDay){
        check=true;
    }

    return check;

}