fairnesscoop / pictyschool

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

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

import { School } from '../School.entity';

export class IsSchoolAlreadyExist {

  constructor(

    @Inject('ISchoolRepository')

    private readonly schoolRepository: ISchoolRepository

  ) {}

  public async isSatisfiedBy(reference: string): Promise<boolean> {

    return (

      (await this.schoolRepository.findOneByReference(reference)) instanceof School

    );

  }

}