@spartacus/core
Version:
Spartacus - the core framework
72 lines • 9.21 kB
JavaScript
import { Injectable } from '@angular/core';
import { select } from '@ngrx/store';
import { filter, take, tap } from 'rxjs/operators';
import { getContextParameterValues } from '../config/context-config-utils';
import { LANGUAGE_CONTEXT_ID } from '../providers/context-ids';
import { SiteContextActions } from '../store/actions/index';
import { SiteContextSelectors } from '../store/selectors/index';
import * as i0 from "@angular/core";
import * as i1 from "@ngrx/store";
import * as i2 from "../config/site-context-config";
/**
* Facade that provides easy access to language state, actions and selectors.
*/
export class LanguageService {
constructor(store, config) {
this.store = store;
this.config = config;
}
/**
* Represents all the languages supported by the current store.
*/
getAll() {
return this.store.pipe(select(SiteContextSelectors.getAllLanguages), tap((languages) => {
if (!languages) {
this.store.dispatch(new SiteContextActions.LoadLanguages());
}
}), filter((languages) => Boolean(languages)));
}
/**
* Represents the isocode of the active language.
*/
getActive() {
return this.store.pipe(select(SiteContextSelectors.getActiveLanguage), filter((active) => Boolean(active)));
}
/**
* Sets the active language.
*/
setActive(isocode) {
this.store
.pipe(select(SiteContextSelectors.getActiveLanguage), take(1))
.subscribe((activeLanguage) => {
if (activeLanguage !== isocode && this.isValid(isocode)) {
this.store.dispatch(new SiteContextActions.SetActiveLanguage(isocode));
}
});
}
/**
* Tells whether the value of the active language has been already initialized
*/
isInitialized() {
let valueInitialized = false;
this.getActive()
.subscribe(() => (valueInitialized = true))
.unsubscribe();
return valueInitialized;
}
/**
* Tells whether the given iso code is allowed.
*
* The list of allowed iso codes can be configured in the `context` config of Spartacus.
*/
isValid(value) {
return (!!value &&
getContextParameterValues(this.config, LANGUAGE_CONTEXT_ID).includes(value));
}
}
LanguageService.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "12.0.5", ngImport: i0, type: LanguageService, deps: [{ token: i1.Store }, { token: i2.SiteContextConfig }], target: i0.ɵɵFactoryTarget.Injectable });
LanguageService.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "12.0.5", ngImport: i0, type: LanguageService });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "12.0.5", ngImport: i0, type: LanguageService, decorators: [{
type: Injectable
}], ctorParameters: function () { return [{ type: i1.Store }, { type: i2.SiteContextConfig }]; } });
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