import { dataSource } from "../data-source";
import { calendar } from "../entity/calendar";
import InternalException from "../exceptions/internalException";

export default abstract class CalendarService {
  /**
   * @description get all calendars
   * @returns {Promise<Array<calendar>>}
   */
  static async getAll(): Promise<Array<calendar>> {
    return await dataSource
      .getRepository(calendar)
      .createQueryBuilder("calendar")
      .leftJoinAndSelect("calendar.type", "type")
      .getMany()
      .then((res) => {
        return res;
      })
      .catch((err) => {
        throw new InternalException("calendars not found", err);
      });
  }

  /**
   * @description get calendar by id
   * @returns {Promise<calendar>}
   */
  static async getById(id: number): Promise<calendar> {
    return await dataSource
      .getRepository(calendar)
      .createQueryBuilder("calendar")
      .leftJoinAndSelect("calendar.type", "type")
      .where("calendar.id = :id", { id: id })
      .getOneOrFail()
      .then((res) => {
        return res;
      })
      .catch((err) => {
        throw new InternalException("calendar not found by id", err);
      });
  }

  /**
   * @description get calendar by types
   * @returns {Promise<Array<calendar>>}
   */
  static async getByTypes(types: Array<number>): Promise<Array<calendar>> {
    return await dataSource
      .getRepository(calendar)
      .createQueryBuilder("calendar")
      .leftJoinAndSelect("calendar.type", "type")
      .where("type.id IN (:...types)", { types: types })
      .getMany()
      .then((res) => {
        return res;
      })
      .catch((err) => {
        throw new InternalException("calendars not found by types", err);
      });
  }

  /**
   * @description get calendar by types nscdr
   * @returns {Promise<Array<calendar>>}
   */
  static async getByTypeNSCDR(): Promise<Array<calendar>> {
    return await dataSource
      .getRepository(calendar)
      .createQueryBuilder("calendar")
      .leftJoinAndSelect("calendar.type", "type")
      .where("type.nscdr = :nscdr)", { nscdr: true })
      .getMany()
      .then((res) => {
        return res;
      })
      .catch((err) => {
        throw new InternalException("calendars not found by type nscdr", err);
      });
  }
}