fairnesscoop / permacoop

import { Inject } from '@nestjs/common';

import { IEventRepository } from '../Repository/IEventRepository';

import { User } from 'src/Domain/HumanResource/User/User.entity';

import { ILeaveRepository } from 'src/Domain/HumanResource/Leave/Repository/ILeaveRepository';

export class DoesEventsOrLeaveExistForPeriod {

  constructor(

    @Inject('IEventRepository')

    private readonly eventRepository: IEventRepository,

    @Inject('ILeaveRepository')

    private readonly leaveRepository: ILeaveRepository

  ) {}

  public async isSatisfiedBy(

    user: User,

    startDate: string,

    endDate: string

  ): Promise<boolean> {

    const [ events, leaves ] = await Promise.all([

      this.eventRepository.countEventsByUserAndPeriod(user, startDate, endDate),

      this.leaveRepository.countLeavesByUserAndPeriod(user, startDate, endDate)

    ]);

    return events + leaves > 0;

  }

}