import { Injectable } from '@nestjs/common';
import { GetUserResponseDto } from './dto/get-user-response.dto';

@Injectable()
export class UsersService {
  async getUser(id: number): Promise<GetUserResponseDto> {
    const rawUserData = await this.findUserById(id); // Fetch the raw data

    // You can map the data here before returning the DTO
    return new GetUserResponseDto({
      ...rawUserData,
      // If you need additional transformation, do it here
      penaltyStatus: new Date(rawUserData.penaltyEndDate) < new Date() ? 'expired' : 'active',
    });
  }

  private async findUserById(id: number) {
    // Simulate raw data fetching from a database
    return {
      id,
      email: '[email protected]',
      nickname: 'userNickname',
      slack: 'slackId',
      penaltyEndDate: '2024-12-01',
      overDueDay: 5,
      role: 2,
      reservations: ['Reservation1', 'Reservation2'],
      lendings: ['Lending1', 'Lending2'],
    };
  }
}