import { HttpException, Injectable } from '@nestjs/common';
import { InjectRepository } from '@nestjs/typeorm';
import { Carousal } from '../entity/carousal.entity';
import { Repository } from 'typeorm';
import { CreateCarousalRequest } from '../dto/create-carousal.request';
import { SearchCarousalFilter } from '../dto/search-carousal.filter';
import { CarousalStatus } from '../enum/carousal-status.enum';

@Injectable()
export class CarousalService {
  constructor(
    @InjectRepository(Carousal)
    private readonly carousalRepository: Repository<Carousal>,
  ) {}

  create(createCarousalRequest: CreateCarousalRequest) {
    const carousal = this.carousalRepository.create({
      imageUrl: createCarousalRequest.imageUrl,
      targetType: createCarousalRequest.targetType,
      targetId: createCarousalRequest.targetId,
      targetUrl: createCarousalRequest.targetUrl,
    });
    return this.carousalRepository.save(carousal);
  }

  async search(searchCarousalFilter: SearchCarousalFilter) {
    return this.carousalRepository.findAndCount({
      where: searchCarousalFilter.getConditions(),
      skip: searchCarousalFilter.getSkip(),
      take: searchCarousalFilter.getSize(),
      order: searchCarousalFilter.getOrderBy(),
    });
  }

  async get(id: string) {
    const carousal = await this.carousalRepository.findOneBy({ id });
    if (!carousal) {
      throw new HttpException('Not Found', 404);
    }
    return carousal;
  }

  async update(id: string, updateCarousalRequest: CreateCarousalRequest) {
    const carousal = await this.get(id);
    carousal.imageUrl = updateCarousalRequest.imageUrl;
    carousal.targetType = updateCarousalRequest.targetType;
    carousal.targetId = updateCarousalRequest.targetId;
    carousal.targetUrl = updateCarousalRequest.targetUrl;
    return this.carousalRepository.save(carousal);
  }

  async active(id: string) {
    const carousal = await this.get(id);
    carousal.status = CarousalStatus.ACTIVE;
    return this.carousalRepository.save(carousal);
  }

  async inactive(id: string) {
    const carousal = await this.get(id);
    carousal.status = CarousalStatus.INACTIVE;
    return this.carousalRepository.save(carousal);
  }

  async delete(id: string) {
    const carousal = await this.get(id);
    return this.carousalRepository.remove(carousal);
  }

  async activeList() {
    return this.carousalRepository.find({
      where: {
        status: CarousalStatus.ACTIVE,
      },
      order: { createdTime: 'DESC' },
    });
  }
}