import { Injectable, ConflictException } from '@nestjs/common';
import { InjectRepository } from '@nestjs/typeorm';
import { Repository } from 'typeorm';
import { User } from './user.entity';
import * as bcrypt from 'bcrypt';

@Injectable()
export class UsersService {
  constructor(
    @InjectRepository(User)
    private usersRepository: Repository<User>
  ) {}

  async create(userData: Partial<User>): Promise<User> {
    if (!userData.password) {
      throw new ConflictException('Password is required');
    }

    const hashedPassword = await bcrypt.hash(userData.password, 10);

    const user = this.usersRepository.create({
      username: userData.username as string,
      email: userData.email as string,
      password: hashedPassword,
    });

    return await this.usersRepository.save(user);
  }

  async findOneByUsername(username: string): Promise<User | null> {
    return await this.usersRepository.findOne({ where: { username } });
  }

  async findOneById(id: number): Promise<User | null> {
    return await this.usersRepository.findOne({ where: { id } });
  }
  
}