chore: turn Step and Count into record

Author: rajamatt

reference/Counter/CSharp-MVUX/Counter/MainModel.cs

@@ -1,11 +1,17 @@
 namespace Counter;
 
+internal partial record Countable(int Count, int Step)
+{
+    public Countable Increment() => this with
+    {
+        Count = Count + Step
+    };
+}
+
 internal partial record MainModel
 {
-    public IState<int> Count => State.Value(this, () => 0);
+    public IState<Countable> Countable => State.Value(this, () => new Countable(0, 1));
 
-    public IState<int> Step => State.Value(this, () => 1);
-    
-    public ValueTask IncrementCommand(int Step)
-            => Count.Update(c => c + Step, CancellationToken.None);
+    public ValueTask IncrementCommand()
+            => Countable.Update(c => c?.Increment(), CancellationToken.None);
 }

reference/Counter/CSharp-MVUX/Counter/MainPage.cs

@@ -21,12 +21,12 @@ public MainPage()
                             .HorizontalAlignment(HorizontalAlignment.Center)
                             .TextAlignment(Microsoft.UI.Xaml.TextAlignment.Center)
                             .PlaceholderText("Step Size")
-                            .Text(x => x.Bind(() => vm.Step).TwoWay()),
+                            .Text(x => x.Bind(() => vm.Countable.Step).TwoWay()),
                         new TextBlock()
                             .Margin(12)
                             .HorizontalAlignment(HorizontalAlignment.Center)
                             .TextAlignment(Microsoft.UI.Xaml.TextAlignment.Center)
-                            .Text(() => vm.Count, txt => $"Counter: {txt}"),
+                            .Text(() => vm.Countable.Count, txt => $"Counter: {txt}"),
                         new Button()
                             .Margin(12)
                             .HorizontalAlignment(HorizontalAlignment.Center)

reference/Counter/XAML-MVUX/Counter/Countable.cs

@@ -0,0 +1,9 @@
+namespace Counter;
+
+internal partial record Countable(int Count, int Step)
+{
+    public Countable Increment() => this with
+    {
+        Count = Count + Step
+    };
+}

reference/Counter/XAML-MVUX/Counter/MainModel.cs

@@ -2,10 +2,8 @@ namespace Counter;
 
 internal partial record MainModel
 {
-    public IState<int> Count => State.Value(this, () => 0);
+    public IState<Countable> Countable => State.Value(this, () => new Countable(0, 1));
 
-    public IState<int> Step => State.Value(this, () => 1);
-
-    public ValueTask IncrementCommand(int Step)
-            => Count.Update(c => c + Step, CancellationToken.None);
+    public ValueTask IncrementCommand() => 
+        Countable.Update(c => c?.Increment(), CancellationToken.None);
 }

reference/Counter/XAML-MVUX/Counter/MainPage.xaml

@@ -19,14 +19,14 @@
 			Margin="12"
 			HorizontalAlignment="Center"
 			PlaceholderText="Step Size"
-			Text="{Binding Step, Mode=TwoWay}"
+			Text="{Binding Countable.Step, Mode=TwoWay}"
 			TextAlignment="Center" />
 
 		<TextBlock
 			Margin="12"
 			HorizontalAlignment="Center"
 			TextAlignment="Center">
-			<Run Text="Counter: " /><Run Text="{Binding Count}" />
+			<Run Text="Counter: " /><Run Text="{Binding Countable.Count}" />
 		</TextBlock>
 
 		<Button