/*
 * Copyright (C) 2022 StApps
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the Free
 * Software Foundation, version 3.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program. If not, see <https://www.gnu.org/licenses/>.
 */
import {AfterContentInit, Component, NgZone} from '@angular/core';
import {Router} from '@angular/router';
import {App, URLOpenListenerEvent} from '@capacitor/app';
import {Platform, ToastController} from '@ionic/angular';
import {SettingsProvider} from './modules/settings/settings.provider';
import {AuthHelperService} from './modules/auth/auth-helper.service';
import {environment} from '../environments/environment';
import {StatusBar, Style} from '@capacitor/status-bar';
import {Capacitor} from '@capacitor/core';
import {ScheduleSyncService} from './modules/background/schedule/schedule-sync.service';
import {NavigationBar} from '@hugotomazi/capacitor-navigation-bar';
import {Keyboard, KeyboardResize} from '@capacitor/keyboard';

/**
 * TODO
 */
@Component({
  selector: 'app-root',
  templateUrl: 'app.component.html',
})
export class AppComponent implements AfterContentInit {
  /**
   * TODO
   */
  pages: Array<{
    /**
     * TODO
     */
    component: unknown;
    /**
     * TODO
     */
    title: string;
  }>;

  /**
   * Angular component selectors that should not infulence keyboard state
   */
  ommitedEventSources = ['ion-input', 'ion-searchbar'];

  /**
   *
   * @param platform TODO
   * @param settingsProvider TODO
   * @param router The angular router
   * @param zone The angular zone
   * @param authHelper Helper service for OAuth providers
   * @param toastController Toast controller
   */
  constructor(
    private readonly platform: Platform,
    private readonly settingsProvider: SettingsProvider,
    private readonly router: Router,
    private readonly zone: NgZone,
    private readonly authHelper: AuthHelperService,
    private readonly toastController: ToastController,
    private readonly scheduleSyncService: ScheduleSyncService,
  ) {
    void this.initializeApp();
  }

  ngAfterContentInit(): void {
    this.scheduleSyncService.init();
    void this.scheduleSyncService.enable();
  }

  /**
   * TODO
   */
  async initializeApp() {
    App.addListener('appUrlOpen', (event: URLOpenListenerEvent) => {
      this.zone.run(() => {
        const slug = event.url.split(environment.app_host).pop();
        if (slug) {
          this.router.navigateByUrl(slug);
        }
        // If no match, do nothing - let regular routing
        // logic take over
      });
    });
    this.platform.ready().then(async () => {
      if (Capacitor.isNativePlatform()) {
        await StatusBar.setStyle({style: Style.Dark});
        if (Capacitor.getPlatform() === 'android') {
          await StatusBar.setBackgroundColor({
            color: getComputedStyle(document.documentElement)
              .getPropertyValue('--ion-color-primary')
              .trim(),
          });
          await StatusBar.setOverlaysWebView({overlay: false});
          await NavigationBar.setColor({
            color: getComputedStyle(document.documentElement)
              .getPropertyValue('--ion-background-color')
              .trim(),
            darkButtons: true,
          });
        }
      }
      await this.authNotificationsInit();

      // set order of categories in settings
      this.settingsProvider.setCategoriesOrder([
        'profile',
        'privacy',
        'credentials',
        'others',
      ]);
    });

    window.addEventListener('touchmove', this.touchMoveEvent, true);
    if (Capacitor.getPlatform() === 'ios') {
      Keyboard.setResizeMode({mode: KeyboardResize.None});
    }
  }

  private async authNotificationsInit() {
    this.authHelper
      .getProvider('default')
      .events$.subscribe(action =>
        this.showMessage(this.authHelper.getAuthMessage('default', action)),
      );
    this.authHelper
      .getProvider('paia')
      .events$.subscribe(action =>
        this.showMessage(this.authHelper.getAuthMessage('paia', action)),
      );
  }

  private async showMessage(message?: string) {
    if (typeof message === 'undefined') {
      return;
    }
    const toast = await this.toastController.create({
      message: message,
      duration: 2000,
    });
    await toast.present();
  }

  /**
   * Checks if keyboard should be dissmissed
   */
  touchMoveEvent = (event: Event): void => {
    if (
      this.ommitedEventSources.includes(
        (event?.target as unknown as Record<string, string>)?.[
          's-hn'
        ]?.toLowerCase(),
      )
    ) {
      return;
    }
    this.unfocusActiveElement();
  };

  /**
   * Loses focus on the currently active element (meant for input fields).
   * Results in virtual keyboard being dissmissed on native and web plattforms.
   */
  unfocusActiveElement() {
    const activeElement = document.activeElement;
    // eslint-disable-next-line @typescript-eslint/no-explicit-any
    (activeElement as any)?.blur();
  }
}