import { Injectable } from '@nestjs/common';
import { TypeOrmCrudService } from '@nestjsx/crud-typeorm';
import { User } from '../entities/user.entity';
import { InjectRepository } from '@nestjs/typeorm';
import { Repository } from 'typeorm';
import { hashPassword } from './password-to-hash.interceptor';
import { randomBytes } from 'crypto';
import { PasswordResetTokensService } from './password-reset-tokens.service';
import { MailerService } from '../mailer/mailer.service';

@Injectable()
export class UsersService extends TypeOrmCrudService<User> {
  constructor(
    @InjectRepository(User) public usersRepository: Repository<User>,
    public passwordResetTokenService: PasswordResetTokensService,
    public mailerService: MailerService,
  ) {
    super(usersRepository);
  }

  async registerUser(req, userDto) {
    userDto.passwordHash = await hashPassword(randomBytes(32).toString('utf8'));
    const newUser: User = await this.createOne(req, userDto);

    const token = await this.passwordResetTokenService.repository.save({
      user: newUser,
    });
    this.mailerService.sendWelcomeEmail(newUser, token);
    return newUser;
  }

  markDeleted(id: number) {
    this.usersRepository.softDelete({ id });
    return;
  }
}