added method to requisiton supplies.

Views/Vehicle/_ServiceRecordModal.cshtml

@@ -23,7 +23,10 @@
                     <input type="text" id="serviceRecordDescription" class="form-control" placeholder="Description of item(s) serviced(i.e. Oil Change)" value="@Model.Description">
                     <label for="serviceRecordCost">Cost</label>
                     <input type="text" id="serviceRecordCost" class="form-control" placeholder="Cost of the service" value="@(isNew ? "" : Model.Cost)">
-                    @await Html.PartialAsync("_SupplyStore", "ServiceRecord")
+                    @if (isNew)
+                    {
+                        @await Html.PartialAsync("_SupplyStore", "ServiceRecord")
+                    }
                 </div>
                 <div class="col-md-6 col-12">
                     <label for="serviceRecordNotes">Notes(optional)</label>
@@ -72,6 +75,7 @@
 </div>
 <script>
     var uploadedFiles = [];
+    var selectedSupplies = [];
     getUploadedFilesFromModel();
     function getUploadedFilesFromModel() {
     @foreach (UploadedFiles filesUploaded in Model.Files)

Views/Vehicle/_SupplyStore.cshtml

@@ -16,6 +16,7 @@
                 $('#serviceRecordCost').val(selectedSupplyResult.totalSum);
                 break;
         }
+        selectedSupplies = getSuppliesAndQuantity().selectedSupplies;
         hideSuppliesModal();
     }
     function hideParentModal(){