Enhance tables canvas reading states

src/RolemasterDb.App/Components/Pages/Tables.razor

@@ -61,17 +61,23 @@
                             SelectedGroupKey="selectedGroupKey"
                             SelectedColumnKey="selectedColumnKey"
                             RollJumpValue="rollJumpValue"
+                            DensityMode="densityMode"
                             OnTogglePin="TogglePinnedTableAsync"
                             OnModeChanged="UpdateReferenceModeAsync"
                             OnGroupChanged="UpdateSelectedGroupAsync"
                             OnColumnChanged="UpdateSelectedColumnAsync"
-                            OnRollJumpChanged="UpdateRollJumpAsync" />
+                            OnRollJumpChanged="UpdateRollJumpAsync"
+                            OnDensityChanged="UpdateDensityModeAsync" />
 
                         <TablesCanvas
                             Detail="detail"
                             CurrentMode="referenceMode"
                             SelectedGroupKey="selectedGroupKey"
                             SelectedColumnKey="selectedColumnKey"
+                            RollJumpValue="rollJumpValue"
+                            DensityMode="densityMode"
+                            SelectedCell="selectedCell"
+                            OnSelectCell="SelectCell"
                             OnOpenCuration="OpenCellCurationAsync"
                             OnOpenEditor="OpenCellEditorAsync" />
                     </div>
@@ -150,6 +156,8 @@
     private string selectedGroupKey = string.Empty;
     private string selectedColumnKey = string.Empty;
     private string rollJumpValue = string.Empty;
+    private string densityMode = TablesDensityMode.Comfortable;
+    private TablesCellSelection? selectedCell;
     private bool hasResolvedStoredTableSelection;
     private CriticalTableReference? SelectedTableReference =>
         referenceData?.CriticalTables.FirstOrDefault(item => string.Equals(item.Key, selectedTableSlug, StringComparison.OrdinalIgnoreCase));
@@ -664,6 +672,23 @@
         return Task.CompletedTask;
     }
 
+    private Task UpdateDensityModeAsync(string mode)
+    {
+        densityMode = NormalizeDensityMode(mode);
+        return Task.CompletedTask;
+    }
+
+    private void SelectCell(TablesCellSelection selection)
+    {
+        if (tableDetail?.Cells.Any(cell => cell.ResultId == selection.ResultId) != true)
+        {
+            selectedCell = null;
+            return;
+        }
+
+        selectedCell = selection;
+    }
+
     private void NormalizeViewStateForCurrentDetail()
     {
         referenceMode = NormalizeMode(referenceMode);
@@ -673,6 +698,8 @@
             selectedGroupKey = string.Empty;
             selectedColumnKey = string.Empty;
             rollJumpValue = string.Empty;
+            densityMode = NormalizeDensityMode(densityMode);
+            selectedCell = null;
             return;
         }
 
@@ -687,6 +714,12 @@
         }
 
         rollJumpValue = NormalizeRollInput(rollJumpValue);
+        densityMode = NormalizeDensityMode(densityMode);
+
+        if (selectedCell is not null && tableDetail.Cells.All(cell => cell.ResultId != selectedCell.ResultId))
+        {
+            selectedCell = null;
+        }
     }
 
     private static string NormalizeMode(string? mode) =>
@@ -700,6 +733,11 @@
     private static string NormalizeOptionalFilter(string? value) =>
         string.IsNullOrWhiteSpace(value) ? string.Empty : value.Trim();
 
+    private static string NormalizeDensityMode(string? mode) =>
+        string.Equals(mode, TablesDensityMode.Dense, StringComparison.Ordinal)
+            ? TablesDensityMode.Dense
+            : TablesDensityMode.Comfortable;
+
     private static string NormalizeRollInput(string? value)
     {
         if (string.IsNullOrWhiteSpace(value))