work.

Qwirkle/QwirkleClassLibrary/Games/Game.cs

@@ -30,6 +30,7 @@ namespace QwirkleClassLibrary.Games
 
         [DataMember]
         private Board board = new Board(15, 12);
+        public Board Board => board;
 
         public ObservableCollection<Cell> GetCellsInBoard => new ObservableCollection<Cell>(board!.GetCells());
 

Qwirkle/QwirkleClassLibrary/Players/Player.cs

@@ -1,18 +1,24 @@
 using System;
 using System.Collections.Generic;
 using System.Collections.ObjectModel;
+using System.ComponentModel;
 using System.Linq;
+using System.Runtime.CompilerServices;
 using System.Text;
 using System.Threading.Tasks;
 using QwirkleClassLibrary.Tiles;
 
 namespace QwirkleClassLibrary.Players
 {
-    public class Player
+    public class Player : INotifyPropertyChanged
     {
         public ReadOnlyCollection<Tile> Tiles => playerTiles.AsReadOnly();
         private readonly List<Tile> playerTiles = new();
 
+        public event PropertyChangedEventHandler? PropertyChanged;
+        void OnPropertyChanged([CallerMemberName] string? propertyName = null)
+            => PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
+
         /// <summary>
         /// Creates a player with a name
         /// </summary>
@@ -39,6 +45,7 @@ namespace QwirkleClassLibrary.Players
         public void AddTileToPlayer(Tile tile)
         {
             playerTiles.Add(tile);
+            OnPropertyChanged();
         }
 
         /// <summary>
@@ -48,7 +55,12 @@ namespace QwirkleClassLibrary.Players
         /// <returns>bool</returns>
         public bool RemoveTileToPlayer(Tile tile)
         {
-            return playerTiles.Remove(tile);
+            if (playerTiles.Remove(tile))
+            {
+                OnPropertyChanged();
+                return true;
+            }
+            return false;
         }
     }
 }

Qwirkle/QwirkleViews/Pages/GameBoard.xaml.cs

@@ -9,24 +9,34 @@ using System.ComponentModel;
 using Cell = QwirkleClassLibrary.Boards.Cell;
 namespace Qwirkle.Pages;
 
-public partial class Gameboard : ContentPage
+public partial class Gameboard : ContentPage, INotifyPropertyChanged
 {
-
     public ICommand OnDrop => new Command<Cell>(OnDropTile);
 
-
     private Game game = ((App)Application.Current!).Game;
 
     private Tile? tiledrag;
+
+    private ObservableCollection<Tile> playerCells1;
+    public ObservableCollection<Tile> PlayerCells1
+    {
+        get => playerCells1;
+        set
+        {
+            playerCells1 = value;
+            OnPropertyChanged(nameof(PlayerCells1));
+        }
+    }
     public Gameboard()
     {
         InitializeComponent();
         BindingContext = game;
 
-        DisplayAlert("List", ((App)Application.Current!).Game.PlayerList[0].Tiles[0].ToString(), "chut");
+        PlayerCells1 = new ObservableCollection<Tile>(game.PlayerList[0].Tiles.ToList());
+
+        DisplayAlert("List", playerCells1[0].ToString(), "chut");
     }
 
-    public List<Tile> PlayerCells1 { get; set; } = ((App)Application.Current!).Game.PlayerList[0].Tiles.ToList();
 
 
     private void OnDragOver(object sender, DragEventArgs e)
@@ -59,4 +69,11 @@ public partial class Gameboard : ContentPage
     {
         DisplayAlert("Tile place notified", args.Reason, "<3");
     }
+
+    public event PropertyChangedEventHandler PropertyChanged;
+
+    protected virtual void OnPropertyChanged(string propertyName)
+    {
+        PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
+    }
 }

Qwirkle/QwirkleViews/Pages/Gameboard.xaml

@@ -10,43 +10,39 @@
         <StackLayout>
 
             <CollectionView ItemsSource="{Binding GetCellsInBoard}"
-                HorizontalOptions="Center"
+                            HorizontalOptions="Center"
-                VerticalOptions="Center">
+                            VerticalOptions="Center">
-            <CollectionView.ItemsLayout>
+                <CollectionView.ItemsLayout>
-                <GridItemsLayout Orientation="Vertical"
+                    <GridItemsLayout Orientation="Vertical"
-                            Span="{Binding Board.Columns}"/>
+                                    Span="{Binding Board.Columns}"/>
-            </CollectionView.ItemsLayout>
+                </CollectionView.ItemsLayout>
-            <CollectionView.ItemTemplate>
+                <CollectionView.ItemTemplate>
-                <DataTemplate>
+                    <DataTemplate>
-
-
                         <Border WidthRequest="70" HeightRequest="70"
-                    BackgroundColor="WhiteSmoke"
+                                BackgroundColor="WhiteSmoke"
-                    Margin="0">
+                                Margin="0">
                             <Border.GestureRecognizers>
                                 <DropGestureRecognizer DragOver="OnDragOver"
                                                        DropCommand="{Binding OnDrop, Source={x:Reference root}}"
                                                        DropCommandParameter="{Binding .}" />
-                                
                             </Border.GestureRecognizers>
-                            <Label Text="{Binding GetTile}"></Label>
+                            <Label Text="{Binding GetTile}" />
                         </Border>
                     </DataTemplate>
-            </CollectionView.ItemTemplate>
+                </CollectionView.ItemTemplate>
-        </CollectionView>
+            </CollectionView>
 
-        <CollectionView ItemsSource="{Binding PlayerCells1, Source={x:Reference root}}"
+            <CollectionView ItemsSource="{Binding PlayerCells1, Source={x:Reference root}}"
-                HorizontalOptions="Center"
+                            HorizontalOptions="Center"
-                VerticalOptions="Start" >
+                            VerticalOptions="Start" >
                 <CollectionView.ItemsLayout>
                     <GridItemsLayout Orientation="Horizontal"/>
                 </CollectionView.ItemsLayout>
                 <CollectionView.ItemTemplate>
                     <DataTemplate>
-
                         <Border WidthRequest="70" HeightRequest="70"
-                    BackgroundColor="WhiteSmoke"
+                                BackgroundColor="WhiteSmoke"
-                    Margin="0">
+                                Margin="0">
                             <Label Text="{Binding}">
                                 <Label.GestureRecognizers>
                                     <DragGestureRecognizer />
@@ -54,11 +50,10 @@
                             </Label>
                         </Border>
                     </DataTemplate>
-            </CollectionView.ItemTemplate>
+                </CollectionView.ItemTemplate>
-        </CollectionView>
+            </CollectionView>
 
         </StackLayout>
 
-
     </ScrollView>
 </ContentPage>