gistfile1.txt

import { Injectable } from '@angular/core';
import { select, Store } from '@ngrx/store';
import { Observable } from 'rxjs';

import { selectAllProjects, selectCurrentProject } from '..';
import { Project } from '../../projects/project.model';
import { ProjectsState } from './projects.reducer';
import { LoadProjects, AddProject, UpdateProject, DeleteProject, SelectProject } from './projects.actions';

@Injectable({
  providedIn: 'root'
})
export class ProjectsFacade {
  projects$: Observable<Project[]>;
  currentProject$: Observable<Project>;

  constructor(private store: Store<ProjectsState>){
    this.projects$ = store.pipe(select(selectAllProjects));
    this.currentProject$ = store.pipe(select(selectCurrentProject));
  }

  getProjects() {
    this.store.dispatch(new LoadProjects());
  }

  selectProject(project) {
    this.store.dispatch(new SelectProject(project.id));
  }

  createProject(project) {
    this.store.dispatch(new AddProject(project));
  }

  updateProject(project) {
    this.store.dispatch(new UpdateProject(project));
  }

  deleteProject(project) {
    this.store.dispatch(new DeleteProject(project));
  }

}