import { Init, Provide } from '@midwayjs/core';
import { BaseService } from '@cool-midway/core';
import { InjectEntityModel } from '@midwayjs/typeorm';
import { Repository } from 'typeorm';
import { CardCasesEntity } from '../entity/cases';

/**
 * 后台按名片拉取案例的参数格式
 */
export interface GetCasesByCardIdParams {
  cardId: number | string;
}

/**
 * 出海案例作品集服务
 * 提供出海案例的标准 CRUD 及按名片筛选能力
 */
@Provide()
export class CardCasesService extends BaseService {
  @InjectEntityModel(CardCasesEntity)
  cardCasesEntity: Repository<CardCasesEntity>;

  @Init()
  async init() {
    await super.init();
    this.setEntity(this.cardCasesEntity);
  }

  /**
   * 按名片 cardId 获取案例列表
   * 严格按照 sortOrder 升序排列
   *
   * @param params 名片 ID 或对象参数
   */
  async getCasesByCardId(
    params: number | string | GetCasesByCardIdParams
  ): Promise<CardCasesEntity[]> {
    const cardId = typeof params === 'object' && params !== null ? params.cardId : params;
    const numericCardId = Number(cardId);
    if (!numericCardId) {
      return [];
    }

    return this.cardCasesEntity.find({
      where: { cardId: numericCardId },
      order: { sortOrder: 'ASC', id: 'DESC' },
    });
  }
}