import { Observable } from 'rxjs/Observable';
import { Observer } from 'rxjs/Observer';
import { FormioForm } from './formio.common';
/* tslint:disable */
const Formio = require('formiojs');
/* tslint:enable */

export class FormioService {
  public formio: any;
  constructor(public url: string) {
    this.formio = new Formio(this.url);
  }
  loadForm(): Observable<FormioForm> {
    return Observable.create((observer: Observer<FormioForm>) => {
      try {
        this.formio.loadForm().then((form: FormioForm) => {
          observer.next(form);
          observer.complete();
        }).catch((err: any) => observer.error(err));
      }
      catch (err) {
        observer.error(err);
      }
    });
  }
  loadSubmission(): Observable<{}> {
    return Observable.create((observer: Observer<{}>) => {
      try {
        this.formio.loadSubmission().then((form: FormioForm) => {
          observer.next(form);
          observer.complete();
        }).catch((err: any) => observer.error(err));
      }
      catch (err) {
        observer.error(err);
      }
    });
  }
  saveSubmission(submission: {}): Observable<{}> {
    return Observable.create((observer: Observer<{}>) => {
      try {
        this.formio.saveSubmission(submission).then((saved: {}) => {
          observer.next(saved);
          observer.complete();
        }).catch((err: any) => observer.error(err));
      }
      catch (err) {
        observer.error(err);
      }
    });
  }
  loadSubmissions(): Observable<{}>{
    return Observable.create((observer: Observer<{}>) => {
      try {
        this.formio.loadSubmissions().then((submission: {}) => {
          observer.next(submission);
          observer.complete();
        }).catch((err: any) => observer.error(err));
      }
      catch (err) {
        observer.error(err);
      }
    });
  }
}