import { dataSource } from "../../data-source";
import { mission } from "../../entity/operation/mission";
import DatabaseActionException from "../../exceptions/databaseActionException";

export default abstract class MissionService {
  /**
   * @description get all missions
   * @returns {Promise<[Array<mission>, number]>}
   */
  static async getAll({
    offset = 0,
    count = 25,
    noLimit = false,
  }: {
    offset?: number;
    count?: number;
    noLimit?: boolean;
  }): Promise<[Array<mission>, number]> {
    let query = dataSource.getRepository(mission).createQueryBuilder("mission");

    if (!noLimit) {
      query = query.offset(offset).limit(count);
    }

    return await query
      .orderBy("mission.mission_start")
      .addOrderBy("mission.createdAt")
      .getManyAndCount()
      .then((res) => {
        return res;
      })
      .catch((err) => {
        throw new DatabaseActionException("SELECT", "mission", err);
      });
  }

  /**
   * @description get mission by id
   * @param {string} id
   * @returns {Promise<mission>}
   */
  static async getById(id: string): Promise<mission> {
    return dataSource
      .getRepository(mission)
      .createQueryBuilder("mission")
      .where("mission.id = :id", { id: id })
      .getOneOrFail()
      .then((res) => {
        return res;
      })
      .catch((err) => {
        throw new DatabaseActionException("SELECT", "mission", err);
      });
  }

  /**
   * @description get full mission by id
   * @param {string} id
   * @returns {Promise<mission>}
   */
  static async getFullById(id: string): Promise<mission> {
    return dataSource
      .getRepository(mission)
      .createQueryBuilder("mission")
      .leftJoinAndSelect("mission.command", "command")
      .leftJoinAndSelect("mission.secretary", "secretary")
      .leftJoinAndSelect("mission.presence", "presence")
      .leftJoinAndSelect("presence.force", "force")
      .leftJoinAndSelect("mission.vehicles", "vehicles")
      .leftJoinAndSelect("vehicles.driver", "driver")
      .leftJoinAndSelect("vehicles.leader", "leader")
      .leftJoinAndSelect("vehicles.vehicle", "vehicle")
      .leftJoinAndSelect("mission.equipments", "equipments")
      .leftJoinAndSelect("equipments.equipment", "equipment")
      .leftJoinAndSelect("mission.contacts", "contacts")
      .where("mission.id = :id", { id: id })
      .getOneOrFail()
      .then((res) => {
        return res;
      })
      .catch((err) => {
        throw new DatabaseActionException("SELECT", "mission", err);
      });
  }
}