OZG-296 revert button refactoring

goofy-client/libs/ui/src/lib/ui/button-with-spinner/button-with-spinner.component.html

-<button mat-stroked-button *ngIf="stateResource"
+<button mat-stroked-button
 		[color]="color"
 		[type]="type"
 		[disabled]="isDisabled"
@@ -24,7 +24,7 @@
 	<goofy-client-spinner
 			[diameter]="22"
 			padding="0"
-			[stateResource]="stateResource">
+			[stateResource]="getStateResource()">
 	</goofy-client-spinner>
 
 </button>

goofy-client/libs/ui/src/lib/ui/button-with-spinner/button-with-spinner.component.ts

@@ -12,13 +12,17 @@ export class ButtonWithSpinnerComponent {
 	@Input() icon: string;
 	@Input() svgIcon: string;
 	@Input() text: string;
-	@Input() stateResource: StateResource<any> = createEmptyStateResource();
+	@Input() stateResource: StateResource<any>;
 	@Input() color: string = 'primary';
 	@Input() type: string = 'button';
 
 	@Output() public clickEmitter: EventEmitter<MouseEvent> = new EventEmitter<MouseEvent>();
 
 	get isDisabled(): boolean {
-		return this.stateResource.loading;
+		return this.getStateResource().loading;
+	}
+
+	getStateResource(): StateResource<any> {
+		return isNil(this.stateResource) ? createEmptyStateResource() : this.stateResource;
 	}
 }