@progress/kendo-angular-l10n
Version:
Kendo UI Angular l10n component - an easily customized popup from the most trusted provider of professional Angular components.
98 lines (97 loc) • 3.6 kB
JavaScript
/**-----------------------------------------------------------------------------------------
* Copyright © 2025 Progress Software Corporation. All rights reserved.
* Licensed under commercial license. See LICENSE.md in the project root for more information
*-------------------------------------------------------------------------------------------*/
import { Inject, Injectable, Optional, InjectionToken } from '@angular/core';
import { MessageService } from './message.service';
import { RTL } from './rtl';
import { BehaviorSubject } from 'rxjs';
import { map, tap } from 'rxjs/operators';
import * as i0 from "@angular/core";
import * as i1 from "./message.service";
/**
* Localization prefix for the component messages.
*
* For internal use.
* @hidden
*/
export const L10N_PREFIX = new InjectionToken('Localization key prefix');
/**
* Component localization service.
*
* For internal use.
* @hidden
*/
export class LocalizationService {
prefix;
messageService;
_rtl;
changes;
subscription;
dictionary = {};
constructor(prefix, messageService, _rtl) {
this.prefix = prefix;
this.messageService = messageService;
this._rtl = _rtl;
this.changes = new BehaviorSubject({ rtl: this._rtl });
if (messageService) {
this.subscription = messageService.changes
.pipe(map(({ rtl }) => rtl !== undefined ? rtl : this._rtl), tap(rtl => this._rtl = rtl))
.subscribe(rtl => {
this.dictionary = {};
this.changes.next({ rtl });
});
}
}
get rtl() {
return this._rtl;
}
ngOnDestroy() {
if (this.subscription) {
this.subscription.unsubscribe();
}
}
get(shortKey) {
const key = this.key(shortKey);
return this.dictionary[key];
}
register(shortKey, value, override = false) {
const key = this.key(shortKey);
let message = value;
if (!override) {
if (Object.hasOwnProperty.call(this.dictionary, key)) {
return;
}
message = this.defaultValue(key, value);
}
this.dictionary[key] = message;
}
notifyChanges() {
this.changes.next({ rtl: this.rtl });
}
key(shortKey) {
return this.prefix + '.' + shortKey;
}
defaultValue(key, value) {
if (!this.messageService) {
return value;
}
const alt = this.messageService.get(key);
return (alt === undefined) ? value : alt;
}
static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "18.2.14", ngImport: i0, type: LocalizationService, deps: [{ token: L10N_PREFIX }, { token: i1.MessageService, optional: true }, { token: RTL, optional: true }], target: i0.ɵɵFactoryTarget.Injectable });
static ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "18.2.14", ngImport: i0, type: LocalizationService });
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "18.2.14", ngImport: i0, type: LocalizationService, decorators: [{
type: Injectable
}], ctorParameters: () => [{ type: undefined, decorators: [{
type: Inject,
args: [L10N_PREFIX]
}] }, { type: i1.MessageService, decorators: [{
type: Optional
}] }, { type: undefined, decorators: [{
type: Optional
}, {
type: Inject,
args: [RTL]
}] }] });