diff --git a/CanYouBuildIt/App.xaml.cs b/CanYouBuildIt/App.xaml.cs
index d042742..fa8b44e 100644
--- a/CanYouBuildIt/App.xaml.cs
+++ b/CanYouBuildIt/App.xaml.cs
@@ -6,7 +6,8 @@ namespace CanYouBuildIt;
 
 public partial class App : Application
 {
-	public Manager manager { get; private set; } = new Manager(new DataContractPersistance.DataContractPers());
+	public Manager manager { get; private set; } = new Manager(new Stub());
+	//public Manager manager { get; private set; } = new Manager(new DataContractPersistance.DataContractPers());
 	public App()
 	{
         manager.chargeDonne();
diff --git a/CanYouBuildIt/Data/UserData.xml b/CanYouBuildIt/Data/UserData.xml
index 6dd509c..6551ab4 100644
--- a/CanYouBuildIt/Data/UserData.xml
+++ b/CanYouBuildIt/Data/UserData.xml
@@ -4,16 +4,19 @@
   <lu xmlns:d2p1="http://schemas.datacontract.org/2004/07/CanYouBuildIt.Model">
     <d2p1:Utilisateur>
       <d2p1:listBuild i:nil="true" />
+      <d2p1:listFav xmlns:d4p1="http://schemas.microsoft.com/2003/10/Serialization/Arrays" i:nil="true" />
       <d2p1:password>1234</d2p1:password>
       <d2p1:username>Clément</d2p1:username>
     </d2p1:Utilisateur>
     <d2p1:Utilisateur>
       <d2p1:listBuild i:nil="true" />
+      <d2p1:listFav xmlns:d4p1="http://schemas.microsoft.com/2003/10/Serialization/Arrays" i:nil="true" />
       <d2p1:password>vivien</d2p1:password>
       <d2p1:username>Vivien</d2p1:username>
     </d2p1:Utilisateur>
     <d2p1:Utilisateur>
       <d2p1:listBuild i:nil="true" />
+      <d2p1:listFav xmlns:d4p1="http://schemas.microsoft.com/2003/10/Serialization/Arrays" i:nil="true" />
       <d2p1:password>0000</d2p1:password>
       <d2p1:username>Kevin</d2p1:username>
     </d2p1:Utilisateur>
diff --git a/CanYouBuildIt/DataContractPersistance/DataContractPers.cs b/CanYouBuildIt/DataContractPersistance/DataContractPers.cs
index 5df437c..8275d20 100644
--- a/CanYouBuildIt/DataContractPersistance/DataContractPers.cs
+++ b/CanYouBuildIt/DataContractPersistance/DataContractPers.cs
@@ -19,40 +19,43 @@ namespace CanYouBuildIt.DataContractPersistance
         public DataContractPers() 
         { }
 
-        public (List<Utilisateur>,List<Composant>) chargeDonnee()
-        { //replacer liste par datatopersiste
-            var serializer = new DataContractSerializer(typeof(DataToPersist));
+        public DataToPersist chargeDonnee()
+        {
+            //-- Chemin de sauvegarde --//
             string appDirectory = AppContext.BaseDirectory;
             int sousDossier = 53;
             FilePath = appDirectory.Substring(0, appDirectory.Length - sousDossier);
             Directory.SetCurrentDirectory(FilePath);
             FilePath = Path.Combine(FilePath, "Data");
 
-            DataToPersist data = new DataToPersist();
 
+            var serializer = new DataContractSerializer(typeof(DataToPersist));
+            DataToPersist data = new DataToPersist();
+            //-- Read fichier--//
             using (Stream stream = File.OpenRead(Path.Combine(FilePath, FileName)))
             {
                 data = serializer.ReadObject(stream) as DataToPersist;
             }
-            return (data.lu,data.lc); // return entre parentèses data.type1, data.type2
+            return data;
         }
     
-        public void sauvegardeDonnee(List<Utilisateur> lu, List<Composant> lc)
+        public void sauvegardeDonnee(DataToPersist data)
         {
+            //-- Chemin de sauvegarde --//
             string appDirectory = AppContext.BaseDirectory;
             int sousDossier = 53;
             FilePath = appDirectory.Substring(0, appDirectory.Length - sousDossier);
             Directory.SetCurrentDirectory(FilePath);
             FilePath = Path.Combine(FilePath, "Data");
+
+            //-- Vérifie si le fichier et dossier existe déjà --//
             var serializer = new DataContractSerializer (typeof(DataToPersist));
             if (!Directory.Exists(FilePath))
             {
                 
                 Directory.CreateDirectory(FilePath);
             }
-            DataToPersist data = new DataToPersist();
-            data.lu = lu;
-            data.lc = lc;
+            //-- Write fichier --//
             var settings = new XmlWriterSettings() { Indent = true };
             using (TextWriter tw = File.CreateText(Path.Combine(FilePath, FileName)))
             {
diff --git a/CanYouBuildIt/Model/IPersistanceManager.cs b/CanYouBuildIt/Model/IPersistanceManager.cs
index f02b8ac..3f5d089 100644
--- a/CanYouBuildIt/Model/IPersistanceManager.cs
+++ b/CanYouBuildIt/Model/IPersistanceManager.cs
@@ -1,4 +1,5 @@
-using System;
+using CanYouBuildIt.DataContractPersistance;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
@@ -8,8 +9,8 @@ namespace CanYouBuildIt.Model
 {
     public interface IPersistanceManager
     {
-        public (List<Utilisateur>,List<Composant>) chargeDonnee();
+        public DataToPersist chargeDonnee();
 
-        public void sauvegardeDonnee(List<Utilisateur> lu,List<Composant> lc);
+        public void sauvegardeDonnee(DataToPersist data);
     }
 }
diff --git a/CanYouBuildIt/Model/Manager.cs b/CanYouBuildIt/Model/Manager.cs
index 471c1d4..c8a3707 100644
--- a/CanYouBuildIt/Model/Manager.cs
+++ b/CanYouBuildIt/Model/Manager.cs
@@ -1,4 +1,5 @@
-using System;
+using CanYouBuildIt.DataContractPersistance;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Runtime.Serialization;
@@ -22,19 +23,23 @@ namespace CanYouBuildIt.Model
         public Manager(IPersistanceManager pers) 
         {
             listUtil = new List<Utilisateur>();
+            listComp = new List<Composant>();
             Persi = pers;
         }
 
         public void chargeDonne()
         {
-            var donnee = Persi.chargeDonnee();
-            listUtil.AddRange(donnee.Item1);
-            //listComp.AddRange(donnee.Item2);
+            DataToPersist donnee = Persi.chargeDonnee();
+            listUtil.AddRange(donnee.lu);
+            listComp.AddRange(donnee.lc);
         }
 
         public void sauvegardeDonnee()
         {
-            Persi.sauvegardeDonnee(listUtil,listComp);
+            DataToPersist data = new DataToPersist();
+            data.lu.AddRange(listUtil);
+            data.lc.AddRange(listComp);
+            Persi.sauvegardeDonnee(data);
         }
 
         public void ajouterUtilisateur(Utilisateur utilisateur)
diff --git a/CanYouBuildIt/Model/Stub.cs b/CanYouBuildIt/Model/Stub.cs
index 2daf698..06da797 100644
--- a/CanYouBuildIt/Model/Stub.cs
+++ b/CanYouBuildIt/Model/Stub.cs
@@ -1,5 +1,7 @@
-using System;
+using CanYouBuildIt.DataContractPersistance;
+using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
@@ -9,7 +11,7 @@ namespace CanYouBuildIt.Model
     public class Stub : IPersistanceManager
     {
         public Stub() { }
-        public (List<Utilisateur>,List<Composant>) chargeDonnee()
+        public DataToPersist chargeDonnee()
         {
             List<Utilisateur> lu = new List<Utilisateur>();
             List<Composant> lc = new List<Composant>();
@@ -26,10 +28,15 @@ namespace CanYouBuildIt.Model
             lc.Add(c1);
             lc.Add(c2);
 
-            return (lu,lc);
+            DataToPersist data = new DataToPersist();
+
+            data.lu.AddRange(lu);
+            data.lc.AddRange(lc);
+
+            return data;
         }
 
-        public void sauvegardeDonnee(List<Utilisateur> lu,List<Composant> lc)
+        public void sauvegardeDonnee(DataToPersist data)
         { }
     }
 }
diff --git a/CanYouBuildIt/Model/Utilisateur.cs b/CanYouBuildIt/Model/Utilisateur.cs
index a4aecd8..2d0ee82 100644
--- a/CanYouBuildIt/Model/Utilisateur.cs
+++ b/CanYouBuildIt/Model/Utilisateur.cs
@@ -16,13 +16,16 @@ namespace CanYouBuildIt.Model
         public string password { get; private set; }
         [DataMember]
         public List<Build> listBuild;
+        [DataMember]
+        public List<int> listFav;
 
 
-        public Utilisateur(string name, string pass, List<Build> listbuild = null)
+        public Utilisateur(string name, string pass, List<Build> listbuild = null, List<int> listfav = null)
         {
             username = name;
             password = pass;
             listBuild = listbuild;
+            listFav = listfav;
         }
     }
 }
diff --git a/CanYouBuildIt/Views/Acceuil.xaml b/CanYouBuildIt/Views/Acceuil.xaml
index 156fe58..555e17d 100644
--- a/CanYouBuildIt/Views/Acceuil.xaml
+++ b/CanYouBuildIt/Views/Acceuil.xaml
@@ -8,8 +8,33 @@
 
     <VerticalStackLayout>
 
-        <Image  Source="logoapp.png"
-                MaximumHeightRequest="150"/>
+        <Grid>
+            <Grid.RowDefinitions>
+                <RowDefinition />
+            </Grid.RowDefinitions>
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition />
+                <ColumnDefinition />
+                <ColumnDefinition />
+            </Grid.ColumnDefinitions>
+            
+            
+            <Image  Source="logoapp.png"
+                    Grid.Row="0"  Grid.Column="1"
+                    MaximumHeightRequest="150"/>
+
+            <Button BackgroundColor="DimGrey"
+                    Clicked="NavLogin"
+                    Grid.Row="0" Grid.Column="2"
+                    HorizontalOptions="End"
+                    Margin="0,0,75,0"
+                    MaximumHeightRequest="50"
+                    Text="Login"
+                    TextColor="Snow"
+                    x:Name="Log"/>
+
+        </Grid>
+        
 
         <Grid Margin="0,50,0,0">
             <Grid.RowDefinitions>
@@ -84,20 +109,9 @@
                     Clicked="NavFav"
                     Grid.Row="0" Grid.Column="5"
                     HorizontalOptions="Center"
+                    Text="Favoris"
                     TextColor="Snow"
-                    x:Name="Fav"
-                    Text="Favoris"/>
-
-            <ListView Grid.Row="1" Grid.Column="4"
-                      ItemsSource="{Binding listUtil}"
-                      x:Name="utilView">
-                <ListView.ItemTemplate>
-                    <DataTemplate>
-                        <Label Text="{Binding listUtil.username}"
-                               TextColor="Black"/>
-                    </DataTemplate>
-                </ListView.ItemTemplate>
-            </ListView>
+                    x:Name="Fav"/>
 
             <Label Text="{Binding listUtil[0].username}"/>
 
@@ -119,13 +133,13 @@
 
         </Grid>
         
-        <Label  Text="WARNING ! Vous devez vous connecter pour acceder au favoris."
-                IsVisible="false"
-                x:Name="aConnecter"
-                BackgroundColor="Red"
+        <Label  BackgroundColor="Red"
                 FontAttributes="Bold"
-                Margin="0,-125"
                 HorizontalOptions="Center"
-                WidthRequest="500"/>
+                IsVisible="false"
+                Margin="0,-125"
+                Text="WARNING ! Vous devez vous connecter pour acceder au favoris."
+                WidthRequest="500"
+                x:Name="aConnecter"/>
     </VerticalStackLayout>
 </ContentPage>
\ No newline at end of file
diff --git a/CanYouBuildIt/Views/Acceuil.xaml.cs b/CanYouBuildIt/Views/Acceuil.xaml.cs
index 73f8a1e..2a08a0a 100644
--- a/CanYouBuildIt/Views/Acceuil.xaml.cs
+++ b/CanYouBuildIt/Views/Acceuil.xaml.cs
@@ -34,7 +34,7 @@ public partial class Acceuil : ContentPage
     private async void NavFav(object sender, EventArgs e)
     {
         if (connecte)
-            await Navigation.PushAsync(new Favoris());
+            await Navigation.PushAsync(new Favoris(user));
         else
         {
             aConnecter.IsVisible = true;
diff --git a/CanYouBuildIt/Views/Favoris.xaml.cs b/CanYouBuildIt/Views/Favoris.xaml.cs
index ca643fb..d5b990a 100644
--- a/CanYouBuildIt/Views/Favoris.xaml.cs
+++ b/CanYouBuildIt/Views/Favoris.xaml.cs
@@ -5,14 +5,15 @@ namespace CanYouBuildIt.Views;
 
 public partial class Favoris : ContentPage
 {
-	public Favoris()
+	int user;
+	public Favoris(int iduser)
 	{
 		InitializeComponent();
+		user = iduser;
 	}
 
 	private async void BackHome(object sender, EventArgs e)
 	{
-		
         await Navigation.PopAsync();	
 	}
 }
\ No newline at end of file