import {
  registerDecorator,
  ValidationOptions,
  ValidatorConstraint,
  ValidatorConstraintInterface,
} from 'class-validator';

@ValidatorConstraint()
export class IsAdminPassword implements ValidatorConstraintInterface {
  validate(value: string): boolean {
    // 8文字～64文字でなければ早期に不合格
    const minLength = 8;
    const maxLength = 64;
    if (value.length < minLength || value.length > maxLength) {
      return false;
    }

    // 英字の大文字、英字の小文字、アラビア数字、記号（@#$%^&*\-_+=[]{}|\:',.?/`~"();!）から2種類以上組み合わせ
    const charaTypePattern =
      /^((?=.*[a-z])(?=.*[A-Z])|(?=.*[a-z])(?=.*[\d])|(?=.*[a-z])(?=.*[@#$%^&*\\\-_+=\[\]{}|:',.?\/`~"();!])|(?=.*[A-Z])(?=.*[\d])|(?=.*[A-Z])(?=.*[@#$%^&*\\\-_+=\[\]{}|:',.?\/`~"();!])|(?=.*[\d])(?=.*[@#$%^&*\\\-_+=\[\]{}|:',.?\/`~"();!]))[a-zA-Z\d@#$%^&*\\\-_+=\[\]{}|:',.?\/`~"();!]/;
    return new RegExp(charaTypePattern).test(value);
  }
  defaultMessage(): string {
    return 'Admin password rule not satisfied';
  }
}

export const IsAdminPasswordvalid = (validationOptions?: ValidationOptions) => {
  return (object: any, propertyName: string) => {
    registerDecorator({
      name: 'IsAdminPasswordvalid',
      target: object.constructor,
      propertyName: propertyName,
      constraints: [],
      options: validationOptions,
      validator: IsAdminPassword,
    });
  };
};