import { Injectable } from '@angular/core';
import { TranslateService } from '@ngx-translate/core';
import { isNullOrUndefined } from 'util';

@Injectable()
export class LanguageService {
	private currentLanguage: string = 'en';

	constructor(
		private translate: TranslateService
	) {}

	public changeLanguage(lang: string) {
		this.currentLanguage = lang;
		this.translate.use(lang);
	}

	public getCurrentLanguage() {
		return this.currentLanguage;
	}

}