import {
  IsEmail,
  IsString,
  IsOptional,
  IsBoolean,
  MinLength,
} from "class-validator";
import { ApiProperty, ApiPropertyOptional, PartialType } from "@nestjs/swagger";

export class CreateUserDto {
  @ApiPropertyOptional({ example: "user@example.com" })
  @IsEmail()
  email: string;

  @ApiPropertyOptional({ example: "password123", minLength: 8 })
  @IsString()
  @MinLength(8)
  password: string;

  @ApiPropertyOptional({ example: "John" })
  @IsOptional()
  @IsString()
  firstName?: string;

  @ApiPropertyOptional({ example: "Doe" })
  @IsOptional()
  @IsString()
  lastName?: string;

  @ApiPropertyOptional({ default: true })
  @IsOptional()
  @IsBoolean()
  isActive?: boolean;
}

export class UpdateUserDto extends PartialType(CreateUserDto) {
  @ApiPropertyOptional({ example: "John" })
  @IsOptional()
  @IsString()
  firstName?: string;

  @ApiPropertyOptional({ example: "Doe" })
  @IsOptional()
  @IsString()
  lastName?: string;

  @ApiPropertyOptional({ default: true })
  @IsOptional()
  @IsBoolean()
  isActive?: boolean;
}

export class UpdateProfileDto {
  @ApiPropertyOptional({ example: "John" })
  @IsOptional()
  @IsString()
  firstName?: string;

  @ApiPropertyOptional({ example: "Doe" })
  @IsOptional()
  @IsString()
  lastName?: string;
}

export class ChangePasswordDto {
  @ApiProperty({ example: "oldPassword123" })
  @IsString()
  currentPassword: string;

  @ApiProperty({ example: "newPassword456", minLength: 8 })
  @IsString()
  @MinLength(8)
  newPassword: string;
}

import { Exclude, Expose, Type } from "class-transformer";

@Exclude()
export class UsageLimitDto {
  @Expose()
  analysisCount: number;

  @Expose()
  couponCount: number;

  @Expose()
  maxAnalyses: number;

  @Expose()
  maxCoupons: number;

  @Expose()
  lastResetDate: Date;
}

@Exclude()
export class UserResponseDto {
  @Expose()
  id: string;

  @Expose()
  email: string;

  @Expose()
  firstName: string | null;

  @Expose()
  lastName: string | null;

  @Expose()
  role: string;

  @Expose()
  isActive: boolean;

  @Expose()
  subscriptionStatus: string;

  @Expose()
  createdAt: Date;

  @Expose()
  updatedAt: Date;

  @Expose()
  @Type(() => UsageLimitDto)
  usageLimit?: UsageLimitDto;
}