import { Component, OnInit, OnDestroy } from '@angular/core';
import { ActivatedRoute, NavigationEnd, Router } from '@angular/router';
import { AuthService, AuthState } from './services/auth.service';

@Component({
  selector: 'app-root',
  templateUrl: './app.component.html',
  styleUrls: ['./app.component.css']
})
export class AppComponent implements OnInit, OnDestroy {
  showOverlay = true;

  constructor(
    private route: ActivatedRoute,
    private authService: AuthService,
    private router: Router
  ) { }

  async ngOnInit(): Promise<void> {
    console.log('AppComponent.ngInit()');

    const chatLoginToken = await this.waitChatToken();
    const authState = await this.authService.configureAndTryLogin(chatLoginToken);

    if (authState !== AuthState.ChatLoggingInProcess) {
      this.showOverlay = false;
    }
  }

  ngOnDestroy(): void {
    // TODO no se ejecuta
    console.log('AppComponent.ngDestroy()');
    // this.authService.stopAutomaticRefresh();
  }

  private async waitChatToken(): Promise<string> {
    const p = new Promise<string>((resolve) => {
      this.router.events.subscribe((event) => {
        if (event instanceof NavigationEnd) {
          resolve(this.route.firstChild.snapshot.queryParams['loginToken']);
        }
      });
    });

    return await p;
  }
}