import { Component, OnInit } from '@angular/core';
import { FormBuilder } from '@angular/forms';
import { Router } from '@angular/router';
import { JhiLanguageService } from 'ng-jhipster';
import { SessionStorageService } from 'ngx-webstorage';

import { SearchComponent } from 'app/shared/search/search.component';

import { VERSION } from 'app/app.constants';
import { LANGUAGES } from 'app/core/language/language.constants';
import { AccountService } from 'app/core/auth/account.service';
import { LoginService } from 'app/core/login/login.service';
import { ProfileService } from 'app/layouts/profiles/profile.service';
import { OAuth2ConfigService } from 'app/core/auth/oauth2-config.service';
import { OAuth2Config } from 'app/core/auth/oauth2-config.model';


import { Location } from '@angular/common';

@Component({
  selector: 'jhi-navbar',
  templateUrl: './navbar.component.html',
  styleUrls: ['navbar.scss'],
})
export class NavbarComponent implements OnInit {
  inProduction?: boolean;
  isNavbarCollapsed = true;
  languages = LANGUAGES;
  swaggerEnabled?: boolean;
  version: string;

  authenticationError = false;

  loginForm = this.fb.group({
    username: [''],
    password: [''],
    rememberMe: [false],
  });

  public configs:	OAuth2Config[] ;


  constructor(
    private loginService: LoginService,
	public searchComponent: SearchComponent,
    private languageService: JhiLanguageService,
    private sessionStorage: SessionStorageService,
    private accountService: AccountService,
	private fb: FormBuilder,
//    private loginModalService: LoginModalService,
    private profileService: ProfileService,
    private router: Router,
    private location: Location, // for redirect in OAuth2
	public oAuth2ConfigService: OAuth2ConfigService) {
		this.configs = [];

		this.oAuth2ConfigService.getAllConfigs().subscribe(
		(loadedConfigs: OAuth2Config[]) => {
			this.configs = loadedConfigs;
		});


	    this.version = VERSION ? (VERSION.toLowerCase().startsWith('v') ? VERSION : 'v' + VERSION) : '';
  }

  ngOnInit(): void {
    this.profileService.getProfileInfo().subscribe(profileInfo => {
      this.inProduction = profileInfo.inProduction;
      this.swaggerEnabled = profileInfo.swaggerEnabled;
    });
  }

  changeLanguage(languageKey: string): void {
    this.sessionStorage.store('locale', languageKey);
    this.languageService.changeLanguage(languageKey);
  }

  collapseNavbar(): void {
    this.isNavbarCollapsed = true;
  }

  isAuthenticated(): boolean {
    return this.accountService.isAuthenticated();
  }

//  login(): void {
//    this.loginModalService.open();
//  }

  login(): void {
    this.loginService
      .login({
        username: this.loginForm.get('username')!.value,
        password: this.loginForm.get('password')!.value,
        rememberMe: this.loginForm.get('rememberMe')!.value,
      })
      .subscribe(
        () => {
          this.authenticationError = false;
          if (
            this.router.url === '/account/register' ||
            this.router.url.startsWith('/account/activate') ||
            this.router.url.startsWith('/account/reset/')
          ) {
            this.router.navigate(['']);
          }
        },
        () => (this.authenticationError = true)
      );
  }


  loginWithGitLab(registrationId:string): void {
  		  location.href = `${location.origin}${this.location.prepareExternalUrl('oauth2/authorization/'+ registrationId)}`;
    // If you have configured multiple OIDC providers, then, you can update this URL to /login.
    // It will show a Spring Security generated login page with links to configured OIDC providers.

 }
	
  searchChanged(): void {
	this.searchComponent.searchChanged();
	}

  logout(): void {
    this.collapseNavbar();
    this.loginService.logout();
    this.router.navigate(['']);
  }

  toggleNavbar(): void {
    this.isNavbarCollapsed = !this.isNavbarCollapsed;
  }

  getImageUrl(): string {
    return this.isAuthenticated() ? this.accountService.getImageUrl() : '';
  }
}