72 lines
2.4 KiB
TypeScript
72 lines
2.4 KiB
TypeScript
import { Injectable } from '@angular/core';
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import { Observable, Subject } from 'rxjs';
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import { CultureInfo } from './models/culture-info';
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import { registerLocaleData } from '@angular/common';
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import { AuthService } from '../../services/auth/auth.service';
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const availableCultures: CultureInfo[] = require('../../../assets/resources/available-cultures.json');
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@Injectable()
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export class CultureService {
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private cultureValues = new Map<string, CultureInfo>(); // cultures by name
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private cultureChangeSubject = new Subject<CultureInfo>();
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private currentCulture: CultureInfo;
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constructor(
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private authService: AuthService
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) {
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if (availableCultures) {
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this.cultureValues = new Map<string, CultureInfo>();
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availableCultures.forEach(culture => {
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this.cultureValues.set(culture.name, culture);
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});
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}
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}
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getCultureValues(): CultureInfo[] {
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const values: CultureInfo[] = [];
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this.cultureValues.forEach((value) => values.push(value));
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return values;
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}
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getCultureValue(culture: string): CultureInfo | undefined {
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return this.cultureValues.get(culture);
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}
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cultureSelected(culture: string | CultureInfo) {
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let newCultureName: string;
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if (typeof culture == 'string') {
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if (this.currentCulture && this.currentCulture.name === culture) { return; }
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newCultureName = culture;
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} else {
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if (this.currentCulture && this.currentCulture.name === culture.name) { return; }
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newCultureName = culture.name;
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}
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const newCulture = this.cultureValues.get(newCultureName);
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if (!newCulture) {
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console.error(`unsupported culture given: ${newCultureName}`); //TODO: throw error?
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return;
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}
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this.currentCulture = newCulture;
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this.cultureChangeSubject.next(newCulture);
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// Set angular locale based on user selection.
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const locale = newCulture.name.split('-')[0];
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import(`@angular/common/locales/${locale}.js`).catch(reason => {
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console.error('Could not load locale: ' + locale);
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}).then(selectedLocale => {
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registerLocaleData(selectedLocale.default);
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});
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}
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getCultureChangeObservable(): Observable<CultureInfo> {
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return this.cultureChangeSubject.asObservable();
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}
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getCurrentCulture(): String {
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return this.authService.current() && this.authService.current().culture ? this.authService.current().culture : this.currentCulture.name;
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}
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}
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