fairnesscoop / permacoop

import {QueryHandler} from '@nestjs/cqrs';

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

import {GetPaySlipByIdQuery} from './GetPaySlipByIdQuery';

import {PaySlipView} from '../View/PaySlipView';

import {IPaySlipRepository} from 'src/Domain/HumanResource/PaySlip/Repository/IPaySlipRepository';

import {UserSummaryView} from '../../User/View/UserSummaryView';

import {FileView} from 'src/Application/File/View/FileView';

import {PaySlipNotFoundException} from 'src/Domain/HumanResource/PaySlip/Exception/PaySlipNotFoundException';

@QueryHandler(GetPaySlipByIdQuery)

export class GetPaySlipByIdQueryHandler {

  constructor(

    @Inject('IPaySlipRepository')

    private readonly payslipRepository: IPaySlipRepository

  ) {}

  public async execute(query: GetPaySlipByIdQuery): Promise<PaySlipView> {

    const paySlip = await this.payslipRepository.findOneById(query.id);

    if (!paySlip) {

      throw new PaySlipNotFoundException();

    }

    const user = paySlip.getUser();

    const file = paySlip.getFile();

    return new PaySlipView(

      paySlip.getId(),

      paySlip.getDate(),

      new UserSummaryView(

        user.getId(),

        user.getFirstName(),

        user.getLastName()

      ),

      new FileView(file.getId(), file.getOriginalName(), file.getSize())

    );

  }

}