fairnesscoop / permacoop

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

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

import {GetProjectsQuery} from './GetProjectsQuery';

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

import {IProjectRepository} from 'src/Domain/Project/Repository/IProjectRepository';

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

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

@QueryHandler(GetProjectsQuery)

export class GetProjectsQueryHandler {

  constructor(

    @Inject('IProjectRepository')

    private readonly projectRepository: IProjectRepository

  ) {}

  public async execute(

    query: GetProjectsQuery

  ): Promise<Pagination<ProjectView>> {

    const {customerId, page} = query;

    const projectViews: ProjectView[] = [];

    const [projects, total] = await this.projectRepository.findProjects(

      page,

      customerId

    );

    for (const project of projects) {

      const customer = project.getCustomer();

      projectViews.push(

        new ProjectView(

          project.getId(),

          project.getName(),

          project.getDayDuration(),

          project.getInvoiceUnit(),

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

        )

      );

    }

    return new Pagination<ProjectView>(projectViews, total);

  }

}