let lang;

export const setLang = (language) => (lang = language);

export class SimpleRequired {
  required = true;
  message: string;
  trigger = 'blur';

  constructor(name?: string) {
    if (name) {
      this.message = lang.pleaseEnter + name;
    } else {
      this.message = lang.notBeNull;
    }
  }
}

export class SimpleCharacter {
  required: boolean;
  message: string;
  max?: number;
  trigger: string = 'blur';

  constructor(name?: string, max?: number, required?: boolean) {
    if (required == null || required == undefined) {
      this.required = true;
    } else {
      this.required = required;
    }
    if (!max) {
      max = 255;
    }
    this.max = max;
    if (name) {
      if (this.required) {
        this.message = '请输入不超过' + max + '字符的' + name;
      } else {
        this.message = name + '最长不超过' + max + '字符';
      }
    } else {
      this.message = lang.notBeNull;
    }
  }
}

export class Character {
  pattern: RegExp;
  message: string = '输入格式不正确';
  trigger = 'blur';

  constructor(pattern: RegExp) {
    this.pattern = pattern;
  }
}

export class SimpleSelection {
  required: boolean;
  message: string;
  trigger: string;

  constructor(name?: string) {
    this.required = true;
    this.trigger = 'change';
    if (name) {
      this.message = lang.pleaseSelect + name;
    } else {
      this.message = lang.notBeNull;
    }
  }
}

export class SimpleNumber {
  trigger: string = 'blur';
  min?: Number;
  max?: Number;
  validator = (rule: any, value: any, callback: any) => {
    if (value == null || value === '') {
      callback();
    }
    if (!new RegExp(/^(0|-?[1-9]\d*)$/).test(value)) {
      callback(new Error('请输入整数'));
    }
    const num = parseInt(value);
    if (rule.min != null && num < rule.min) {
      callback(new Error('最小值为' + rule.min));
    }
    if (rule.max != null && num > rule.max) {
      callback(new Error('最大值为' + rule.max));
    }
    callback();
  };

  constructor(min?: number, max?: Number) {
    this.min = min;
    this.max = max;
  }
}

export class Hexadecimal {
  trigger = 'blur';
  min?: Number;
  max?: Number;
  validator = (rule: any, value: any, callback: any) => {
    if (value == null) {
      callback();
    } else if (
      value.trim().length == 0 ||
      !new RegExp(/^[0-9a-fA-F\s]+$/).test(value)
    ) {
      callback(new Error('请输入十六进制数字'));
    } else if (rule.min != null && value.length < rule.min) {
      callback(new Error('请输入至少' + rule.min + '位'));
    } else if (rule.max != null && value.length > rule.max) {
      callback(new Error('请输入最多' + rule.max + '位'));
    } else {
      callback();
    }
  };
  constructor(min?: number, max?: Number) {
    this.min = min;
    this.max = max;
  }
}

export class Longitude extends Character {
  constructor() {
    super(
      new RegExp(
        /^-?((0|1?[0-7]?[0-9]?)(([.][0-9]{1,6})?)|180(([.][0]{1,6})?))$/
      )
    );
  }
}
export class Latitude extends Character {
  constructor() {
    super(
      new RegExp(
        /^-?((0|1?[0-7]?[0-9]?)(([.][0-9]{1,6})?)|180(([.][0]{1,6})?))$/
      )
    );
  }
}

export class Email extends Character {
  constructor() {
    super(
      new RegExp(
        /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/
      )
    );
  }
}
export class Phone extends Character {
  constructor() {
    super(
      new RegExp(
        /^(0|86|17951)?(13[0-9]|15[012356789]|17[0135678]|18[0-9]|14[57])[0-9]{8}$/
      )
    );
  }
}

export class Ipv4 extends Character {
  constructor() {
    super(new RegExp(/^((25[0-5]|2[0-4]\d|[01]?\d\d?)($|(?!\.$)\.)){4}$/));
  }
}

export class Ipv6 extends Character {
  constructor() {
    super(
      new RegExp(
        /^([0-9a-fA-F]{1,4}:){7,7}([0-9a-fA-F]{1,4}|:)|([0-9a-fA-F]{1,4}:){1,6}(:[0-9a-fA-F]{1,4}|:)|([0-9a-fA-F]{1,4}:){1,5}((:[0-9a-fA-F]{1,4}){1,2}|:)|([0-9a-fA-F]{1,4}:){1,4}((:[0-9a-fA-F]{1,4}){1,3}|:)|([0-9a-fA-F]{1,4}:){1,3}((:[0-9a-fA-F]{1,4}){1,4}|:)|([0-9a-fA-F]{1,4}:){1,2}((:[0-9a-fA-F]{1,4}){1,5}|:)|[0-9a-fA-F]{1,4}:((:[0-9a-fA-F]{1,4}){1,6}|:)|:((:[0-9a-fA-F]{1,4}){1,7}|:)/
      )
    );
  }
}

export class IdCard {
  trigger = 'blur';
  validator = (rule: any, value: any, callback: any) => {
    if (value != null && value.length != 0) {
      let iSum = 0;
      const 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 (!/^\d{17}(\d|x)$/i.test(value)) {
        callback(new Error('你输入的身份证长度或格式错误'));
      }
      value = value.replace(/x$/i, 'a');
      if (aCity[parseInt(value.substr(0, 2))] == null) {
        callback(new Error('你的身份证地区非法'));
      }

      const sBirthday =
        value.substr(6, 4) +
        '-' +
        Number(value.substr(10, 2)) +
        '-' +
        Number(value.substr(12, 2));
      const d = new Date(sBirthday.replace(/-/g, '/'));
      if (
        sBirthday !=
        d.getFullYear() + '-' + (d.getMonth() + 1) + '-' + d.getDate()
      ) {
        callback(new Error('身份证上的出生日期非法'));
      }
      for (let i = 17; i >= 0; i--) {
        iSum += (Math.pow(2, i) % 11) * parseInt(value.charAt(17 - i), 11);
      }
      if (iSum % 11 != 1) {
        callback(new Error('你输入的身份证号非法'));
      }
    }
    callback();
  };
}

export class SimplePassword {
  required: boolean = true;
  trigger = 'blur';
  min?: Number = 8;
  max?: Number = 16;
  validator = (rule: any, value: any, callback: any) => {
    if (value == null || value === '') {
      callback(new Error(lang.pleaseEnter + lang.pwd.toLowerCase()));
    } else if (value.length < 6 || value.length > 18) {
      callback(new Error('密码长度为：6~18位'));
    } else if (!new RegExp('^[^ ]+$').test(value)) {
      callback(new Error('密码不能包含空格'));
    }
    callback();
  };
}

export class Password {
  required: boolean = true;
  trigger = 'blur';
  min?: Number = 8;
  max?: Number = 16;
  validator = (rule: any, value: any, callback: any) => {
    if (value == null || value === '') {
      callback(new Error('请输入密码'));
    } else if (value.length < 8 || value.length > 20) {
      callback(new Error('密码长度为：8~20位'));
    } else if (
      !new RegExp('^(?=.*[0-9])(?=.*[a-z])(?=.*[A-Z]).*$').test(value)
    ) {
      callback(new Error('密码至少包含大小写字母和数字'));
    } else if (!new RegExp('^[^ ]+$').test(value)) {
      callback(new Error('密码不能包含空格'));
    }
    callback();
  };
}