hisptz/integration-app

import { Injectable } from '@angular/core';
import {
  NgxDhis2HttpClientService,
  SystemInfo
} from '@iapps/ngx-dhis2-http-client';
import { Actions, createEffect, ofType, OnInitEffects } from '@ngrx/effects';
import { of } from 'rxjs';
import { catchError, map, switchMap } from 'rxjs/operators';

import { addSystemInfo, loadSystemInfo, loadSystemInfoFail } from '../actions';

@Injectable()
export class SystemInfoEffects implements OnInitEffects {
  loadSystemInfo$ = createEffect(() =>
    this.actions$.pipe(
      ofType(loadSystemInfo),
      switchMap(() =>
        this.httpClient.systemInfo().pipe(
          map((systemInfo: SystemInfo) =>
            addSystemInfo({
              systemInfo
            })
          ),
          catchError((error: any) => of(loadSystemInfoFail({ error })))
        )
      )
    )
  );

  ngrxOnInitEffects() {
    return loadSystemInfo();
  }

  constructor(
    private actions$: Actions,
    private httpClient: NgxDhis2HttpClientService
  ) {}
}