Created frame for FindWindow, shortened CoinCollection

PcgsInvUi/Services/CoinCollection.cs

@@ -10,19 +10,5 @@ public class CoinCollection
         new Coin(),
         new Coin(),
         new Coin(),
-        new Coin(),
-        new Coin(),
-        new Coin(),
-        new Coin(),
-        new Coin(),
-        new Coin(),
-        new Coin(),
-        new Coin(),
-        new Coin(),
-        new Coin(),
-        new Coin(),
-        new Coin(),
-        new Coin(),
-        new Coin(),
     };
 }

PcgsInvUi/ViewModels/DeleteWindowViewModel.cs

@@ -6,11 +6,12 @@ namespace PcgsInvUi.ViewModels;
 
 public class DeleteWindowViewModel : ViewModelBase
 {
-    public ReactiveCommand<Unit, object> OkCommand { get; } = ReactiveCommand.Create(() => (object)true);
+    public ReactiveCommand<Unit, object> OkCommand { get; }
     public ReactiveCommand<DeleteWindow, Unit> CancelCommand { get; }
 
     public DeleteWindowViewModel()
     {
+        OkCommand  = ReactiveCommand.Create(() => (object)true);
         CancelCommand = ReactiveCommand.Create<DeleteWindow>(window => window.Close());
     }
 }

PcgsInvUi/ViewModels/FindWindowViewModel.cs

@@ -0,0 +1,9 @@
+using System.Reactive;
+using ReactiveUI;
+
+namespace PcgsInvUi.ViewModels;
+
+public class FindWindowViewModel : ViewModelBase
+{
+    public ReactiveCommand<Unit, object> OkCommand { get; } = ReactiveCommand.Create(() => (object)1);
+}

PcgsInvUi/ViewModels/MainWindowViewModel.cs

@@ -27,6 +27,7 @@ public class MainWindowViewModel : ViewModelBase
         private set => this.RaiseAndSetIfChanged(ref _sideContent, value);
     }
     public ObservableCollection<Coin> CoinCollection { get; set; }
+    public ObservableCollection<Coin> DisplayedList { get; set; }
     public Coin? SelectedCoin
     {
         get => _selectedCoin;
@@ -39,6 +40,8 @@ public class MainWindowViewModel : ViewModelBase
     }
     public ReactiveCommand<Unit, Unit> DeleteCommand { get; }
     public Interaction<DeleteWindowViewModel, Boolean> ShowDeleteWindow { get; }
+    public ReactiveCommand<Unit, Coin> FindCommand { get; }
+    public Interaction<FindWindowViewModel, int> ShowFindWindow { get; }
     
     private ViewModelBase _sideContent;
     private Coin? _selectedCoin;
@@ -49,9 +52,10 @@ public class MainWindowViewModel : ViewModelBase
     {
         var newViewModel = new NewViewModel();
         _sideContent = newViewModel;
-        CoinCollection = new ObservableCollection<Coin>(coins.GetItems());
+        DisplayedList = CoinCollection = new ObservableCollection<Coin>(coins.GetItems());
         _pcgsClient = new PcgsClient("eAb8gS0I2XAvT_5gJeiGJaglMia1Tk-oB4kJUK6kuafyrny_S61vIJY-Ikl4nCQM67wrdxzUqLVWTV2kBSxD3d5XNBHxHnYBhcSS6dOPug0hZaF3qAv56df3gYSzOGh9Tif5y0eP3Iw0LrqKDr1Hj-dk6SV6GKog2IIqCPQhhHH8FMTWBTYO-_O8cx7qLdM5GM8KlTsic6g3VRUhM8EA_4OO04dCfmNLGhqINRl3jGZ0Q4ziI8fng2bVWsIyteqiPzUn10rIQ3-OPpqVZG_DxeOmOejj4GzbUNyqUOajy-nr5rYY");
         
+        // Set up the ability to open the delete window.
         ShowDeleteWindow = new Interaction<DeleteWindowViewModel, bool>();
         var deleteEnabled = this.WhenAnyValue(x => x.SelectedCoin)
             .Select(x => x != null);
@@ -61,6 +65,19 @@ public class MainWindowViewModel : ViewModelBase
             var result = await ShowDeleteWindow.Handle(deleteViewModel);
             if (result) CoinCollection.Remove(SelectedCoin);  // possible null deref - ignored due to button being disabled.
         }, deleteEnabled);
+
+        // Set up the ability to open the find window.
+        ShowFindWindow = new Interaction<FindWindowViewModel, int>();
+        var findEnabled = this.WhenAnyValue(x => x.CoinCollection.Count,
+            x => x > 0);
+        FindCommand = ReactiveCommand.CreateFromTask(async () =>
+        {
+            var findViewModel = new FindWindowViewModel();
+            var result = await ShowFindWindow.Handle(findViewModel);
+            // Find the coin with the matching ID. The issue is that there could be multiple - so we need to return a list.
+            // Perhaps a secondary viewmodel?
+            return new Coin();
+        }, findEnabled);
         
         // Subscribe to SidebarContent.OkCommand, which is an IObservable<(int, string, int)>
         // This is the same as the above, but with a different syntax.

PcgsInvUi/ViewModels/NewViewModel.cs

@@ -50,7 +50,7 @@ public class NewViewModel : ViewModelBase
 
         // Initialize grade values for use in the view.
         // This must be typed out manually, as there is no way to get a list of grades from the API.
-        GradesList = new List<string>()
+        GradesList = new List<string>
         {
             "P-01",
             "FR-02",

PcgsInvUi/Views/DeleteWindow.axaml.cs

@@ -3,7 +3,6 @@ using Avalonia.ReactiveUI;
 using ReactiveUI;
 using System;
 
-
 namespace PcgsInvUi.Views;
 
 public partial class DeleteWindow : ReactiveWindow<DeleteWindowViewModel>

PcgsInvUi/Views/FindWindow.axaml

@@ -0,0 +1,14 @@
+<Window xmlns="https://github.com/avaloniaui"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
+        x:Class="PcgsInvUi.Views.FindWindow"
+        Title="FindWindow">
+    <Grid ColumnDefinitions="Auto, *" RowDefinitions="*, *">
+        <Label Content="PCGS #:" VerticalAlignment="Center" HorizontalAlignment="Right" Margin="5"/>
+        <TextBox Grid.Row="0" Grid.Column="1" Margin="5"/>
+        <Button Grid.Row="1" Grid.Column="0" Grid.ColumnSpan="2" Content="Find"
+                HorizontalAlignment="Center" Margin="5" Width="75"/>
+    </Grid>
+</Window>

PcgsInvUi/Views/FindWindow.axaml.cs

@@ -0,0 +1,15 @@
+using Avalonia.ReactiveUI;
+using PcgsInvUi.ViewModels;
+using ReactiveUI;
+using System;
+
+namespace PcgsInvUi.Views;
+
+public partial class FindWindow : ReactiveWindow<FindWindowViewModel>
+{
+    public FindWindow()
+    {
+        InitializeComponent();
+        this.WhenActivated(d => d(ViewModel!.OkCommand.Subscribe(Close)));
+    }
+}

PcgsInvUi/Views/MainWindow.axaml

@@ -19,7 +19,7 @@
         <Grid RowDefinitions="*, Auto" ShowGridLines="False">
             <DataGrid Grid.Row="0" HorizontalAlignment="Stretch"
                       VerticalAlignment="Stretch"
-                      ItemsSource="{Binding CoinCollection}"
+                      ItemsSource="{Binding DisplayedList}"
                       SelectedItem="{Binding SelectedCoin, Mode=TwoWay}"
                       AutoGenerateColumns="False"
                       CanUserResizeColumns="True">

PcgsInvUi/Views/MainWindow.axaml.cs

@@ -22,4 +22,13 @@ public partial class MainWindow : ReactiveWindow<MainWindowViewModel>
         var result = await window.ShowDialog<bool>(this);
         interaction.SetOutput(result);
     }
+    
+    public async Task ShowFindWindowAsync(InteractionContext<FindWindowViewModel, int> interaction)
+    {
+        var window = new FindWindow();
+        window.DataContext = interaction.Input;
+
+        var result = await window.ShowDialog<int>(this);
+        interaction.SetOutput(result);
+    }
 }