itg form attachment overlapping issue fixed.

lib/ui/work_list/itg_detail_screen.dart

@@ -642,16 +642,13 @@ class _ItgDetailScreenState extends State<ItgDetailScreen> {
 
   void getItgRequestAttachments() async {
     try {
-      // Utils.showLoading(context);
-      itgFormAttachmentsList =
+      isAttachmentLoaded = false;
+      itgFormAttachmentsList.clear();
+      List<ITGFormsAttachmentsModel> _itgFormAttachmentsList =
           (await WorkListApiClient().getITGFormAttachments(requestDetails!.requestType!, requestDetails!.iD, requestDetails!.itemID, AppState().memberInformationList?.eMPLOYEENUMBER ?? ""))!;
-      // allowedActionList = itgRequest?.allowedActions ?? [];
-      // if (allowedActionList.isNotEmpty) {
-      //   isCloseAvailable = allowedActionList.any((element) => element.action == "CLOSE");
-      //   isApproveAvailable = itgRequest!.allowedActions!.any((element) => element.action == "Approve");
-      //   isRejectAvailable = itgRequest!.allowedActions!.any((element) => element.action == "Reject");
-      // }
-      // Utils.hideLoading(context);
+      if (!isAttachmentLoaded) {
+        itgFormAttachmentsList = _itgFormAttachmentsList;
+      }
       setState(() {
         isAttachmentLoaded = true;
       });