fix: move setDefaultOptions to GanttConfigService #TINFR-2397

Author: HandsomeButterball

packages/gantt/src/gantt.config.ts

@@ -1,5 +1,5 @@
 import { inject, Inject, InjectionToken } from '@angular/core';
-import { Locale } from 'date-fns';
+import { Locale, setDefaultOptions } from 'date-fns';
 import { GanttLinkLineType, GanttLinkOptions, GanttLinkType } from './class/link';
 import { Injectable } from '@angular/core';
 import { GANTT_I18N_LOCALE_TOKEN, GanttI18nLocaleConfig, GanttI18nLocale } from './i18n/i18n';
@@ -92,6 +92,11 @@ export class GanttConfigService {
         if (this.config.dateOptions?.timeZone) {
             setDefaultTimeZone(this.config.dateOptions.timeZone);
         }
+
+        setDefaultOptions({
+            locale: this.getDateLocale(),
+            weekStartsOn: this.config?.dateOptions?.weekStartsOn
+        });
     }
 
     setLocale(locale: string) {

packages/gantt/src/gantt.module.ts

@@ -1,8 +1,7 @@
 import { DragDropModule } from '@angular/cdk/drag-drop';
 import { CdkVirtualScrollViewport, ScrollingModule } from '@angular/cdk/scrolling';
 import { CommonModule } from '@angular/common';
-import { inject, NgModule } from '@angular/core';
-import { setDefaultOptions } from 'date-fns';
+import { NgModule } from '@angular/core';
 import { NgxGanttBarComponent } from './components/bar/bar.component';
 import { NgxGanttBaselineComponent } from './components/baseline/baseline.component';
 import { GanttCalendarGridComponent } from './components/calendar/grid/calendar-grid.component';
@@ -17,7 +16,7 @@ import { GanttTableBodyComponent } from './components/table/body/gantt-table-bod
 import { GanttTableHeaderComponent } from './components/table/header/gantt-table-header.component';
 import { NgxGanttToolbarComponent } from './components/toolbar/toolbar.component';
 import { NgxGanttComponent } from './gantt.component';
-import { GANTT_GLOBAL_CONFIG, GanttConfigService, GanttGlobalConfig, defaultConfig } from './gantt.config';
+import { GANTT_GLOBAL_CONFIG, defaultConfig } from './gantt.config';
 import { IsGanttBarItemPipe, IsGanttCustomItemPipe, IsGanttGroupPipe, IsGanttRangeItemPipe } from './gantt.pipe';
 import { NgxGanttRootComponent } from './root.component';
 import { NgxGanttTableColumnComponent } from './table/gantt-column.component';
@@ -77,12 +76,5 @@ import { i18nLocaleProvides } from './i18n';
     ]
 })
 export class NgxGanttModule {
-    constructor() {
-        const configService = inject(GanttConfigService);
-
-        setDefaultOptions({
-            locale: configService.getDateLocale(),
-            weekStartsOn: configService.config?.dateOptions?.weekStartsOn
-        });
-    }
+    constructor() {}
 }