import { Inject, NotFoundException } from '@nestjs/common';
import { QueryHandler } from '@nestjs/cqrs';
import { UsersRepository } from '../../adapters/secondaries/users.repository';
import { FindUserByUuidQuery } from '../../queries/find-user-by-uuid.query';
import { User } from '../entities/user';
import { MESSAGE_PUBLISHER } from '../../../../app.constants';
import { IPublishMessage } from '../../../../interfaces/message-publisher';

@QueryHandler(FindUserByUuidQuery)
export class FindUserByUuidUseCase {
  constructor(
    private readonly repository: UsersRepository,
    @Inject(MESSAGE_PUBLISHER)
    private readonly messagePublisher: IPublishMessage,
  ) {}

  execute = async (findUserByUuid: FindUserByUuidQuery): Promise<User> => {
    try {
      const user = await this.repository.findOneByUuid(findUserByUuid.uuid);
      if (!user) throw new NotFoundException();
      return user;
    } catch (error) {
      this.messagePublisher.publish(
        'logging.user.read.warning',
        JSON.stringify({
          query: findUserByUuid,
          error,
        }),
      );
      throw error;
    }
  };
}