chore: added regional features not found

docs/releases/v2.6.0.md

@@ -11,3 +11,4 @@
 - added visual indication when a new template is being loaded
 - reworked visual for `supported template` in region side panel
 - improve performance by disabling `zone.js` patch of `requestAnimationFrame` and change detection strategy of nehuba viewer
+- added message when no regional features found (#1111)

src/atlasComponents/regionalFeatures/bsFeatures/regionalFeatureWrapper/regionalFeatureWrapper.template.html

@@ -33,9 +33,17 @@
       [attr.aria-label]="ARIA_LABELS.LIST_OF_DATASETS_ARIA_LABEL">
 
       <!-- if busy, show spinner -->
-      <ng-template [ngIf]="busy$ | async">
+      <ng-template [ngIf]="busy$ | async" [ngIfElse]="notBusyTmpl">
         <ng-template [ngTemplateOutlet]="busyTmpl"></ng-template>
       </ng-template>
+
+      <ng-template #notBusyTmpl>
+        <ng-template [ngIf]="registeredFeatures.length === 0">
+          <span class="text-muted">
+            No regional features found.
+          </span>
+        </ng-template>
+      </ng-template>
       <div *ngFor="let feature of registeredFeatures; let index = index"
         class="overflow-hidden">