/**
 * 邮箱
 * @param {*} s
 */
export function isEmail (s) {
    return /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+((.[a-zA-Z0-9_-]{2,3}){1,2})$/.test(s);
}

/**
 * 手机号码
 * @param {*} s
 */
export function isMobile (s) {
    return /^1[0-9]{10}$/.test(s);
}

/**
 * 电话号码
 * @param {*} s
 */
export function isPhone (s) {
    return /^([0-9]{3,4}-)?[0-9]{7,8}$/.test(s);
}

/**
 * URL地址
 * @param {*} s
 */
export function isURL (s) {
    return /^http[s]?:\/\/.*/.test(s);
}

export function isvalidUsername (str) {
    const valid_map = ['admin', 'editor'];

    return valid_map.indexOf(str.trim()) >= 0;
}

/* 合法uri */
export function validateURL (textval) {
    const urlregex = /^(https?|ftp):\/\/([a-zA-Z0-9.-]+(:[a-zA-Z0-9.&%$-]+)*@)*((25[0-5]|2[0-4][0-9]|1[0-9]{2}|[1-9][0-9]?)(\.(25[0-5]|2[0-4][0-9]|1[0-9]{2}|[1-9]?[0-9])){3}|([a-zA-Z0-9-]+\.)*[a-zA-Z0-9-]+\.(com|edu|gov|int|mil|net|org|biz|arpa|info|name|pro|aero|coop|museum|[a-zA-Z]{2}))(:[0-9]+)*(\/($|[a-zA-Z0-9.,?'\\+&%$#=~_-]+))*$/;

    return urlregex.test(textval);
}

/* 小写字母 */
export function validateLowerCase (str) {
    const reg = /^[a-z]+$/;

    return reg.test(str);
}

/* 大写字母 */
export function validateUpperCase (str) {
    const reg = /^[A-Z]+$/;

    return reg.test(str);
}

/* 大小写字母 */
export function validatAlphabets (str) {
    const reg = /^[A-Za-z]+$/;

    return reg.test(str);
}

/* 验证pad还是pc */
export const vaildatePc = function () {
    const userAgentInfo = navigator.userAgent;
    const Agents = ['Android', 'iPhone',
        'SymbianOS', 'Windows Phone',
        'iPad', 'iPod'
    ];

    let flag = true;

    for (var v = 0; v < Agents.length; v++) {
        if (userAgentInfo.indexOf(Agents[v]) > 0) {
            flag = false;
            break;
        }
    }
    return flag;
};

/**
 * validate email
 * @param email
 * @returns {boolean}
 */
export function validateEmail (email) {
    const re = /^(([^<>()\\[\]\\.,;:\s@"]+(\.[^<>()\\[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;

    return re.test(email);
}

/**
 * 判断身份证号码
 */
export function cardid (code) {
    let list = [];

    let result = true;

    let msg = '';
    var city = {
        "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 (!validatenull(code)) {
        if (code.length == 18) {
            if (!code || !/(^\d{18}$)|(^\d{17}(\d|X|x)$)/.test(code)) {
                msg = '证件号码格式错误';
            } else if (!city[code.substr(0, 2)]) {
                msg = '地址编码错误';
            } else {
                // 18位身份证需要验证最后一位校验位
                code = code.split('');
                // ∑(ai×Wi)(mod 11)
                // 加权因子
                var factor = [7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2];
                // 校验位
                var parity = [1, 0, 'X', 9, 8, 7, 6, 5, 4, 3, 2, 'x'];
                var sum = 0;
                var ai = 0;
                var wi = 0;

                for (var i = 0; i < 17; i++) {
                    ai = code[i];
                    wi = factor[i];
                    sum += ai * wi;
                }
                if (parity[sum % 11] != code[17]) {
                    msg = '证件号码校验位错误';
                } else {
                    result = false;
                }
            }
        } else {
            msg = '证件号码长度不为18位';
        }
    } else {
        msg = '证件号码不能为空';
    }
    list.push(result);
    list.push(msg);
    return list;
}

/**
 * 判断手机号码是否正确
 */
export function isvalidatemobile (phone) {
    let list = [];

    let result = true;

    let msg = '';
    var isPhone = /^0\d{2,3}-?\d{7,8}$/;
    // 增加134 减少|1349[0-9]{7}，增加181,增加145，增加17[678]

    if (!validatenull(phone)) {
        if (phone.length == 11) {
            if (isPhone.test(phone)) {
                msg = '手机号码格式不正确';
            } else {
                result = false;
            }
        } else {
            msg = '手机号码长度不为11位';
        }
    } else {
        msg = '手机号码不能为空';
    }
    list.push(result);
    list.push(msg);
    return list;
}

/**
 * 判断姓名是否正确
 */
export function validatename (name) {
    var regName = /^[\u4e00-\u9fa5]{2,4}$/;

    if (!regName.test(name)) {return false};
    return true;
}

/**
 * 判断是否为整数
 */
export function validatenum (num, type) {
    let regName = /[^\d.]/g;

    if (type == 1) {
        if (!regName.test(num)) {return false};
    } else if (type == 2) {
        regName = /[^\d]/g;
        if (!regName.test(num)) {return false};
    }
    return true;
}

/**
 * 判断是否为小数
 */
export function validatenumord (num, type) {
    let regName = /[^\d.]/g;

    if (type == 1) {
        if (!regName.test(num)) {return false};
    } else if (type == 2) {
        regName = /[^\d.]/g;
        if (!regName.test(num)) {return false};
    }
    return true;
}

/**
 * 判断是否为空
 */
export function validatenull (val) {
    if (typeof val === 'boolean') {
        return false;
    }
    if (typeof val === 'number') {
        return false;
    }
    if (val instanceof Array) {
        if (val.length == 0) {return true};
    } else if (val instanceof Object) {
        if (JSON.stringify(val) === '{}') {return true};
    } else {
        if (val == 'null' || val == null || val == 'undefined' || val == undefined || val == '') {return true};
        return false;
    }
    return false;
}