OpenSlides/client/src/app/app.component.ts

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2018-08-29 13:21:25 +02:00
import { Component, NgModuleRef } from '@angular/core';
import { TranslateService } from '@ngx-translate/core';
import { OperatorService } from './core/services/operator.service';
import { Subject } from 'rxjs';
import { AppModule } from './app.module';
import { OpenSlidesComponent } from './openslides.component';
import { OpenSlidesService } from './core/services/openslides.service';
/**
* Angular's global App Component
*/
@Component({
selector: 'os-root',
templateUrl: './app.component.html',
styleUrls: ['./app.component.scss']
})
export class AppComponent {
/**
* This subject gets called, when the bootstrapping of the hole application is done.
*/
private static bootstrapDoneSubject: Subject<NgModuleRef<AppModule>> = new Subject<NgModuleRef<AppModule>>();
/**
* This function should only be called, when the bootstrapping is done with a reference to
* the bootstrapped module.
* @param moduleRef Reference to the bootstrapped AppModule
*/
public static bootstrapDone(moduleRef: NgModuleRef<AppModule>): void {
AppComponent.bootstrapDoneSubject.next(moduleRef);
}
/**
* Initialises the translation unit.
* @param autoupdateService
* @param notifyService
* @param translate
*/
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public constructor(
translate: TranslateService,
private operator: OperatorService,
private OpenSlides: OpenSlidesService
) {
// manually add the supported languages
translate.addLangs(['en', 'de', 'fr']);
// this language will be used as a fallback when a translation isn't found in the current language
translate.setDefaultLang('en');
// get the browsers default language
const browserLang = translate.getBrowserLang();
// try to use the browser language if it is available. If not, uses english.
translate.use(translate.getLangs().includes(browserLang) ? browserLang : 'en');
AppComponent.bootstrapDoneSubject.asObservable().subscribe(this.setup.bind(this));
}
/**
* Gets called, when bootstrapping is done. Gets the root injector, sets up the operator and starts OpenSlides.
* @param moduleRef
*/
private setup(moduleRef: NgModuleRef<AppModule>): void {
OpenSlidesComponent.injector = moduleRef.injector;
// Setup the operator after the root injector is known.
this.operator.setupSubscription();
this.OpenSlides.bootup(); // Yeah!
}
}