fairnesscoop / pictyschool

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

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

import { GetUsersByRoleQuery } from './GetUsersByRoleQuery';

import { IUserRepository } from 'src/Domain/User/Repository/IUserRepository';

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

@QueryHandler(GetUsersByRoleQuery)

export class GetUsersByRoleQueryHandler {

  constructor(

    @Inject('IUserRepository')

    private readonly userRepository: IUserRepository

  ) {}

  public async execute({ role }: GetUsersByRoleQuery): Promise<UserSummaryView[]> {

    const users = await this.userRepository.findUsersByRole(role);

    const userViews: UserSummaryView[] = [];

    for (const user of users) {

      userViews.push(

        new UserSummaryView(

          user.getId(),

          user.getFirstName(),

          user.getLastName(),

          user.getEmail(),

        )

      );

    }

    return userViews;

  }

}