Merged in task/dspace-cris-2025_02_x/DSC-2815 (pull request DSpace#4392)

[DSC-2815] fix statistics update

Approved-by: Andrea Barbasso

Author: FrancescoMolinaro

src/app/statistics-page/cris-statistics-page/cris-statistics-page.component.ts

@@ -23,10 +23,10 @@ import {
 } from '@ngrx/store';
 import { TranslateModule } from '@ngx-translate/core';
 import {
+  BehaviorSubject,
   combineLatest,
   Observable,
   of,
-  Subject,
 } from 'rxjs';
 import {
   finalize,
@@ -143,7 +143,7 @@ export class CrisStatisticsPageComponent implements OnInit, OnDestroy {
   /**
    * The fully loaded report (with points) for the currently selected chart report.
    */
-  private selectedFullReportSubject = new Subject<UsageReport | null>();
+  private selectedFullReportSubject = new BehaviorSubject<UsageReport | null>(null);
   selectedFullReport$ = this.selectedFullReportSubject.asObservable();
 
   constructor(

src/app/statistics-page/cris-statistics-page/statistics-chart/statistics-chart-wrapper/statistics-chart-wrapper.component.ts

@@ -58,18 +58,25 @@ export class StatisticsChartWrapperComponent implements OnInit, OnChanges {
    */
   ngOnInit(): void {
     this.chartData = this.getStatistics();
-    this.objectInjector = Injector.create({
+    this.objectInjector = this.createInjector();
+  }
+
+  ngOnChanges(changes: SimpleChanges): void {
+    this.chartData = this.getStatistics();
+    this.objectInjector = this.createInjector();
+  }
+
+  private createInjector(): Injector {
+    const report = this.report;
+    return Injector.create({
       providers: [
-        { provide: REPORT_DATA, useFactory: () => (this.report), deps: [] },
+        { provide: REPORT_DATA, useFactory: () => report, deps: [] },
         { provide: 'categoryType', useValue: this.categoryType },
       ],
       parent: this.injector,
     });
   }
 
-  ngOnChanges(changes: SimpleChanges): void {
-    this.ngOnInit();
-  }
 
   /**
    * Find the correct component based on the filter config's type

src/app/statistics-page/cris-statistics-page/statistics-map/statistics-map.component.ts

@@ -4,6 +4,7 @@ import {
   isPlatformBrowser,
 } from '@angular/common';
 import {
+  ChangeDetectorRef,
   Component,
   Inject,
   Input,
@@ -100,6 +101,7 @@ export class StatisticsMapComponent implements OnInit {
     private usageReportService: UsageReportDataService,
     @Inject(NativeWindowService) private _window: NativeWindowRef,
     @Inject(DOCUMENT) private document: any,
+    private changeDetectorRef: ChangeDetectorRef,
   ) {
     if (isPlatformBrowser(this.platformId)) {
       import('../../../core/export-service/browser-export.service').then((s) => {
@@ -156,6 +158,7 @@ export class StatisticsMapComponent implements OnInit {
       ],
       options: { 'title': this.report.reportType },
     };
+    this.changeDetectorRef.detectChanges();
   }
 
   /**