import { i18n } from '../i18n';
const t = i18n.t;

export class SimpleRequired {
  required = true;
  trigger = 'blur';
  name?: string;
  selection?: boolean;
  validator = (rule: any, value: any, callback: any) => {
    if (value == null || value === '') {
      const k = this.selection ? 'rule.pleaseSelect' : 'rule.pleaseEnter';
      const msg = this.name ? t(k) + t(this.name).toLowerCase() : t('rule.notNull');
      callback(new Error(msg));
    }
    callback();
  };

  constructor(name?: string, selection?: boolean) {
    this.name = name;
    this.selection = selection;
    selection && (this.trigger = 'change');
  }
}

export class SimpleCharacter {
  max: number;
  min?: number;
  trigger: string = 'blur';

  validator = (rule: any, value: any, callback: any) => {
    if (value == null || value === '') {
      callback();
    } else if (value.length > this.max) {
      callback(new Error(t('rule.maxLen', [this.max])));
    } else if (this.min && value.length < this.min) {
      callback(new Error(t('rule.minLen', [this.min])));
    }
    callback();
  };
  constructor(max?: number, min?: number) {
    this.max = max || 255;
    this.min = min;
  }
}

export class Character {
  pattern: RegExp;
  trigger = 'blur';
  validator = (rule: any, value: any, callback: any) => {
    if (value == null || value === '') {
      callback();
    } else if (!this.pattern.test(value)) {
      callback(new Error(t('rule.formatErr')));
    }
    callback();
  };
  constructor(pattern: RegExp) {
    this.pattern = pattern;
  }
}

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)) {
      const msg = t('rule.pleaseEnter') + t('rule.int').toLowerCase();
      callback(new Error(msg));
    }
    const num = parseInt(value);
    if (rule.min != null && num < rule.min) {
      callback(new Error(t('rule.min', [this.min])));
    }
    if (this.max != null && num > this.max) {
      callback(new Error(t('rule.max', [this.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(t('rule.hexadecimal')));
    } else if (this.min != null && value.length < this.min) {
      callback(new Error(t('rule.minLen', [this.min])));
    } else if (this.max != null && value.length > this.max) {
      callback(new Error(t('rule.maxLen', [this.max])));
    } 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})?))$/));
  }
}
export class Latitude extends Character {
  constructor() {
    super(new RegExp(/^[\-\+]?((0|([1-8]\d?))(\.\d{1,10})?|90(\.0{1,10})?)$/));
  }
}

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)$/i.test(value)) {
        callback(t('rule.idCard.format'));
      }
      value = value.replace(/x$/i, 'a');
      if (aCity[parseInt(value.substr(0, 2))] == null) {
        callback(new Error(t('rule.idCard.area')));
      }

      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(t('rule.idCard.birth')));
      }
      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(t('rule.idCard.error')));
      }
    }
    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(t('rule.pleaseEnter') + t('pwd.pwd').toLowerCase()));
    } else if (value.length < 6 || value.length > 18) {
      callback(new Error(t('pwd.length', [6, 18])));
    } else if (!new RegExp('^[^ ]+$').test(value)) {
      callback(new Error(t('pwd.noSpace')));
    }
    callback();
  };
}

export class Username {
  required: boolean = true;
  trigger = 'blur';
  min?: Number = 4;
  max?: Number = 16;
  validator = (rule: any, value: any, callback: any) => {
    if (value != null && value.length != 0) {
      if (!new RegExp('^[a-zA-Z0-9]{4,16}$').test(value)) {
        callback(new Error(t('rule.username.0')));
      }
      if (/(^\_)|(\__)|(\_+$)/.test(value)) {
        callback(new Error(t('rule.username.1')));
      }
      if (!new RegExp('^[^ ]+$').test(value)) {
        callback(new Error(t('rule.username.2')));
      }
    }
    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(t('rule.pleaseEnter') + t('pwd.pwd').toLowerCase()));
    } else if (value.length < 8 || value.length > 20) {
      callback(new Error(t('pwd.length', [8, 20])));
    } else if (!new RegExp('^(?=.*[0-9])(?=.*[a-z])(?=.*[A-Z]).*$').test(value)) {
      callback(new Error(t('pwd.required')));
    } else if (!new RegExp('^[^ ]+$').test(value)) {
      callback(new Error(t('pwd.noSpace')));
    }
    callback();
  };
}

export class Name {
  pattern: RegExp = new RegExp('^[a-zA-Z\u4e00-\u9fa5]{1,10}$');
  trigger = 'blur';
  validator = (rule: any, value: any, callback: any) => {
    if (value != null && value.length != 0 && !this.pattern.test(value)) {
      callback(new Error(t('rule.name')));
    }
    callback();
  };
}