import { RabbitSubscribe } from '@golevelup/nestjs-rabbitmq';
import { Controller } from '@nestjs/common';
import { Ad } from '../../domain/entities/ad';
import { InjectMapper } from '@automapper/nestjs';
import { Mapper } from '@automapper/core';
import { CommandBus } from '@nestjs/cqrs';
import { CreateAdCommand } from '../../commands/create-ad.command';
import { AdPresenter } from './ad.presenter';
import { CreateAdRequest } from '../../domain/dtos/create-ad.request';

@Controller()
export class AdMessagerController {
  constructor(
    private readonly _commandBus: CommandBus,
    @InjectMapper() private readonly _mapper: Mapper,
  ) {}

  @RabbitSubscribe({
    name: 'adCreated',
  })
  async adCreatedHandler(message: string): Promise<AdPresenter> {
    try {
      const createAdRequest: CreateAdRequest = JSON.parse(message);
      const ad: Ad = await this._commandBus.execute(
        new CreateAdCommand(createAdRequest),
      );
      return this._mapper.map(ad, Ad, AdPresenter);
    } catch (e) {
      console.log('error', e);
    }
  }
}