fairnesscoop / permacoop

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

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

import { GetInvoicesQuery } from './GetInvoicesQuery';

import { Pagination } from 'src/Application/Common/Pagination';

import { IInvoiceRepository } from 'src/Domain/Accounting/Repository/IInvoiceRepository';

import { InvoiceView } from '../../View/DailyRate/InvoiceView';

import { ProjectView } from 'src/Application/Project/View/ProjectView';

import { CustomerView } from 'src/Application/Customer/View/CustomerView';

@QueryHandler(GetInvoicesQuery)

export class GetInvoicesQueryHandler {

  constructor(

    @Inject('IInvoiceRepository')

    private readonly invoiceRepository: IInvoiceRepository

  ) {}

  public async execute(query: GetInvoicesQuery): Promise<Pagination<InvoiceView>> {

    const results: InvoiceView[] = [];

    const [ invoices, total ] = await this.invoiceRepository.findInvoices(

      query.page

    );

    for (const invoice of invoices) {

      const project = invoice.getProject();

      const customer = project.getCustomer();

      results.push(

        new InvoiceView(

          invoice.getId(),

          invoice.getInvoiceId(),

          invoice.getStatus(),

          invoice.getCreatedAt(),

          invoice.getExpiryDate(),

          100,

          new ProjectView(

            project.getId(),

            project.getName(),

            null,

            null,

            new CustomerView(customer.getId(), customer.getName())

          )

        )

      );

    }

    return new Pagination<InvoiceView>(results, total);

  }

}