import { Injectable } from '@angular/core';
import { Observable } from 'rxjs';
import { LoginResponseData } from '../data/login.response.data';
import { __capcp__AuthAjaxService } from './__cp__-auth.ajax.service';
import { map } from 'rxjs/operators';
import { LoginRequestData } from '../data/login.request.data';
import { __capcp__TypedDataService } from '../../__cp__-common/__cp__-typed-data-service';
import { Router } from '@angular/router';

@Injectable({
  providedIn: 'root'
})
export class __capcp__AuthService {
  public static redirectUrl = '/';

  private static readonly innerService = new __capcp__TypedDataService<LoginResponseData>(
    'auth',
    new LoginResponseData()
  );

  constructor(
    private readonly authAjaxService: __capcp__AuthAjaxService,
    public readonly router: Router
  ) {
  }

  get data(): LoginResponseData {
    return __capcp__AuthService.innerService.getValue();
  }

  get valueChanges$(): Observable<LoginResponseData> {
    return __capcp__AuthService.innerService.valueChanges$;
  }

  setRedirectUrl(url: string) {
    return (__capcp__AuthService.redirectUrl = url);
  }

  isLoggedIn(): boolean {
    return !!__capcp__AuthService.innerService.getValue().token;
  }

  logout() {
    // tslint:disable:no-console
    console.info('Logging out...');
    this.router.navigate(['/welcome']);
    __capcp__AuthService.innerService.update(new LoginResponseData('', '', '', '', ''));
  }

  login(loginData: LoginRequestData): Observable<LoginResponseData> {
    return this.authAjaxService.login(loginData).pipe(
      map((responseData: LoginResponseData) => {
        __capcp__AuthService.innerService.update(responseData);
        return responseData;
      })
    );
  }

  getNextNavigation(): string {
    // Get the redirect URL from our auth service. If no redirect has been set, use the default:
    if (this.isLoggedIn() && __capcp__AuthService.redirectUrl) {
      return __capcp__AuthService.redirectUrl;
    }
    return '/';
  }
}