import { Transform } from 'class-transformer';
import { IsEmail, IsOptional, IsString, MaxLength, MinLength } from 'class-validator';

export class RegisterDto {
  @Transform(({ value }) => (typeof value === 'string' ? value.trim().toLowerCase() : value))
  @IsEmail()
  @MaxLength(320)
  email!: string;

  @IsString()
  @MinLength(12)
  @MaxLength(200)
  password!: string;

  @IsOptional()
  @IsString()
  @MaxLength(120)
  displayName?: string;
}