OpenSlides/client/src/app/app.component.ts
FinnStutzenstein 965d23be50 more work on projector, countdowns, clos
- splitted clos-slide and clos-overlay.
- Synchronize to server, more little changes
2019-01-29 16:10:21 +01:00

80 lines
2.8 KiB
TypeScript

import { Component } from '@angular/core';
import { TranslateService } from '@ngx-translate/core';
import { OperatorService } from './core/services/operator.service';
import { LoginDataService } from './core/services/login-data.service';
import { ConfigService } from './core/services/config.service';
import { ConstantsService } from './core/services/constants.service';
import { ServertimeService } from './core/services/servertime.service';
/**
* Angular's global App Component
*/
@Component({
selector: 'os-root',
templateUrl: './app.component.html',
styleUrls: ['./app.component.scss']
})
export class AppComponent {
/**
* Master-component of all apps.
*
* Inits the translation service, the operator, the login data and the constants.
*
* Handles the altering of Array.toString()
*
* @param autoupdateService
* @param notifyService
* @param translate
*/
public constructor(
translate: TranslateService,
operator: OperatorService,
configService: ConfigService,
loginDataService: LoginDataService,
constantsService: ConstantsService, // Needs to be started, so it can register itself to the WebsocketService
servertimeService: ServertimeService
) {
// manually add the supported languages
translate.addLangs(['en', 'de', 'cs']);
// 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');
// change default JS functions
this.overloadArrayToString();
servertimeService.startScheduler();
}
/**
* Function to alter the normal Array.toString - function
*
* Will add a whitespace after a comma and shorten the output to
* three strings.
*
* TODO: There might be a better place for overloading functions than app.component
* TODO: Overloading can be extended to more functions.
*/
private overloadArrayToString(): void {
Array.prototype.toString = function(): string {
let string = '';
const iterations = Math.min(this.length, 3);
for (let i = 0; i <= iterations; i++) {
if (i < iterations) {
string += this[i];
}
if (i < iterations - 1) {
string += ', ';
} else if (i === iterations && this.length > iterations) {
string += ', ...';
}
}
return string;
};
}
}