* Added validation to not generate more than one PackingList to the same WZ

* Added filtering when found more than one item after scanning

OrdersManagement/Components/Pages/WarehousePackList.razor

@@ -1,13 +1,16 @@
 @page "/Warehouse/PackList/{WzHeader:guid}"
 @using System.Diagnostics
 @using OrdersManagement.Models
+@using Syncfusion.Blazor
 @using Syncfusion.Blazor.Cards
+@using Syncfusion.Blazor.Data
 @using Syncfusion.Blazor.Grids
 @using SytelineSaAppEfDataModel.Dtos
 @using Syncfusion.Blazor.Navigations
 @using Syncfusion.Blazor.Popups
 @using Syncfusion.Blazor.Inputs
 @using Action = System.Action
+@using FilterType = Syncfusion.Blazor.Grids.FilterType
 
 @inject WarehouseService WarehouseService
 
@@ -65,7 +68,7 @@
                     <GridColumn Field=@nameof(WzRowMeyleDto.OrderNumber) AllowEditing="false"
                                 TextAlign="TextAlign.Center" HeaderText="Numer Zamówienia Meyle"
                                 Width="70"></GridColumn>
-                    <GridColumn Field=@nameof(WzRowMeyleDto.FaIndex) AllowEditing="false"
+                    <GridColumn Field=@nameof(WzRowMeyleDto.FaIndex) AllowEditing="false" AllowFiltering="true"
                                 TextAlign="TextAlign.Center" HeaderText="Numer Indeksu FA" Width="100"></GridColumn>
                     <GridColumn Field=@nameof(WzRowMeyleDto.ItemNumber) AllowEditing="false"
                                 TextAlign="TextAlign.Center" HeaderText="Numer Indeksu Meyle" Width="100"></GridColumn>
@@ -299,6 +302,9 @@
             return;
         }
 
+        _grid.Query = null;
+        _grid.ClearFilteringAsync();
+
         if (materialTransactionByPartNumber != null)
         {
             SelectedRows.Clear();
@@ -386,10 +392,10 @@
                         ChangedRecords.Add(record);
 
                         int index = WzRowsMeyle.IndexOf(record);
+                        
                         if (index >= 0)
                         {
                             selectedIndices.Add(index);
-                            Console.WriteLine($"Dodano indeks: {index}"); // Debugowanie
                         }
                     }
                 }
@@ -397,6 +403,10 @@
                 SelectedRows.Clear();
                 SelectedRows.AddRange(ChangedRecords);
 
+                SelectedRow = SelectedRows.FirstOrDefault();
+
+                await ApplyFilter(ChangedRecords);
+                
                 break;
             }
             default:
@@ -540,5 +550,9 @@
         Backtrack(0, 0);
         return result;
     }
-
+    
+    private async Task ApplyFilter(IList<WzRowMeyleDto> selectedRecords)
+    {
+        await _grid.FilterByColumnAsync(nameof(WzRowMeyleDto.FaIndex), "equal", selectedRecords.First().FaIndex);
+    }
 }