doneit-web/src/app/app.component.ts

import { Component } from '@angular/core';

import { Platform } from '@ionic/angular';
import { StatusBar } from '@ionic-native/status-bar/ngx';
import { NgxMatDateFormats } from '@angular-material-components/datetime-picker';
import { NGX_MAT_DATE_FORMATS } from '@angular-material-components/datetime-picker';
import { ChatSystemService } from 'src/app/services/chat/chat-system.service';
import  { InativityService } from "src/app/services/inativity.service";
import { ThemeService } from 'src/app/services/theme.service';
import { environment } from 'src/environments/environment';
import { Storage } from '@ionic/storage';
import { ChatController } from './controller/chat';

const CUSTOM_DATE_FORMATS: NgxMatDateFormats = {
  parse: {
    dateInput: "YYYY-MMMM-DD HH:mm"
  },
  display: {
    dateInput: "DD MMM YYYY H:mm",
    monthYearLabel: "MMM YYYY",
    dateA11yLabel: "LL",
    monthYearA11yLabel: "MMMM YYYY"
  }
}


@Component({
  selector: 'app-root',
  templateUrl: 'app.component.html',
  styleUrls: ['app.component.scss'],
  providers: [
    { provide: NGX_MAT_DATE_FORMATS, useValue: CUSTOM_DATE_FORMATS },
  ]
})
export class AppComponent {
  constructor(
    private platform: Platform,
      private statusBar: StatusBar,
      public ThemeService: ThemeService,
      private storage: Storage,
      private ChatSystemService: ChatSystemService
  ) {
    this.initializeApp();
    this.storage.set('version', environment.version).then(() => {})

    ChatController.ChatSystemService = this.ChatSystemService
  }

  initializeApp() {
    this.platform.ready().then(() => {
      this.statusBar.styleDefault();
      /* this.splashScreen.hide(); */

      if (this.platform.is("tablet")) {
        window.screen.orientation.unlock();
      } else if( this.platform.is("mobile")) {
        window.screen.orientation.lock('portrait');
      }

      if (this.platform.is('desktop') || this.platform.is('mobileweb')) {

      } else {
        try {
          // this.sqliteservice.databaseConn();
        } catch (error) {

        }
      }

    });
  }
}