WEB-693: Implement Date and Datetime Global Variables (#3123)

Signed-off-by: DeathGun44 <krishnamewara841@gmail.com>

src/app/pipes/date-format.pipe.ts

@@ -9,6 +9,7 @@
 import { Pipe, PipeTransform, inject, OnDestroy } from '@angular/core';
 import { SettingsService } from 'app/settings/settings.service';
 import { TranslateService } from '@ngx-translate/core';
+import { Dates } from 'app/core/utils/dates';
 import { Subscription } from 'rxjs';
 import moment from 'moment';
 
@@ -29,6 +30,7 @@ import 'moment/locale/cs'; // Czech
 export class DateFormatPipe implements PipeTransform, OnDestroy {
   private settingsService = inject(SettingsService);
   private translateService = inject(TranslateService);
+  private dateUtils = inject(Dates);
   private onLangChange: Subscription;
 
   constructor() {
@@ -45,24 +47,12 @@ export class DateFormatPipe implements PipeTransform, OnDestroy {
   }
 
   transform(value: any, dateFormat?: string): any {
-    const defaultDateFormat = this.settingsService.dateFormat.replace('dd', 'DD');
+    const defaultDateFormat = this.dateUtils.angularToMomentFormat(this.settingsService.dateFormat);
     if (typeof value === 'undefined' || value === null) {
       return '';
     }
 
-    // Map SettingsService language code to a moment.js locale identifier
-    const langCode = this.settingsService.language.code;
-    let momentLocale: string;
-
-    if (!langCode) {
-      momentLocale = 'en';
-    } else if (langCode.includes('-')) {
-      // Convert codes like 'ne-NE' or 'es-MX' to base language 'ne', 'es'
-      momentLocale = langCode.split('-')[0];
-    } else {
-      momentLocale = langCode;
-    }
-
+    const momentLocale = this.dateUtils.getMomentLocale(this.settingsService.language);
     moment.locale(momentLocale);
 
     let dateVal;