utilisation de linq pour calculer l'average + modif en conséquence dans le xaml

Sources/Stim.Model/Game.cs

@@ -92,17 +92,7 @@ namespace Model
         [DataMember]
         public List<Review> Reviews { get; private init; }
 
-        [DataMember]
+        public double Average => Math.Round((double)Reviews.Select(review=>review.Rate).Average(), 1); // FAUT FIX POUR QUAND Y'A PAS DE REVIEWS
-        public float Average
-        {
-            get => average;
-            private set
-            {
-                average = value;
-                NotifyPropertyChanged();
-            }
-        }
-        private float average;
 
         [DataMember]
         public string? Lien { 
@@ -133,7 +123,6 @@ namespace Model
             if (string.IsNullOrWhiteSpace(c_lien)) Lien = "Default";
             else Lien = c_lien;
             Reviews = new List<Review>();
-            Average = 0;
         }
 
         public event PropertyChangedEventHandler? PropertyChanged;
@@ -179,26 +168,13 @@ namespace Model
             return builder.ToString();
         }
 
-        public float GetAvgRate()
-        {
-            float sum = 0;
-            foreach (Review review in Reviews)
-            {
-                sum += review.Rate;
-            }
-            Average= (float)(Math.Round((sum / Reviews.Count) * 2, MidpointRounding.AwayFromZero) / 2);
-            return Average;
-        }
-
         public void AddReview(Review review)
         {
             Reviews.Add(review);
-            Average = GetAvgRate();
         }
         public void RemoveReview(Review review)
         {
             Reviews.Remove(review);
-            Average = GetAvgRate();
         }
         public void DescChange(string newdesc)
         {

Sources/Stim/DetailledPage.xaml

@@ -58,7 +58,7 @@
 
                     <Label Grid.Column="1" Grid.Row="3" Text="{Binding Lien}"/>
                     <HorizontalStackLayout Grid.Column="2" Grid.ColumnSpan="2" Grid.Row="3" x:Name="starsContainer" HorizontalOptions="End">
-                        <Label Padding="0,5,0,0" FontSize="25" x:Name="avgLabel"/>
+                        <Label Padding="0,5,0,0" FontSize="25" Text="{Binding Average}"/>
                     </HorizontalStackLayout>
 
                     <VerticalStackLayout Grid.ColumnSpan="4" Grid.Row="4">

Sources/Stim/DetailledPage.xaml.cs

@@ -17,8 +17,7 @@ public partial class DetailledPage : ContentPage
         if (currentGame is null) Navigation.PopAsync();
         else
         {
-            avgLabel.Text = currentGame.GetAvgRate().ToString();
+            AddStars(starsContainer, currentGame.Average);
-            AddStars(starsContainer, currentGame.GetAvgRate());
         }
     }
 
@@ -29,7 +28,7 @@ public partial class DetailledPage : ContentPage
         AddStars(layout, rev.Rate);
     }
 
-    public static void AddStars(HorizontalStackLayout container, float rate)
+    public static void AddStars(HorizontalStackLayout container, double rate)
     {
         for (int i = 0; i < (int)rate; i++) container.Children.Add(new Image { Source = "etoile_pleine.png", WidthRequest = 30 });
         if ((int)rate != rate) container.Children.Add(new Image { Source = "etoile_mi_pleine.png", WidthRequest = 30 });
@@ -64,4 +63,21 @@ public partial class DetailledPage : ContentPage
             await this.ShowPopupAsync(new MessagePopup("Jeu déjà suivis !"));
         } 
     }
+
+    protected override void OnNavigatedFrom(NavigatedFromEventArgs args)
+    {
+        Navigation.PopAsync();
+        base.OnNavigatedFrom(args);
+    }
+
+    protected override void OnDisappearing()
+    {
+        Navigation.PopAsync();
+        base.OnDisappearing();
+    }
+
+    protected override void OnAppearing()
+    {
+        base.OnAppearing();
+    }
 }