Fix : blabla code smells

Sources/Persistance/Persistance.cs

@@ -29,7 +29,7 @@ namespace StimPersistance
             throw new NotImplementedException();
         }
 
-        public ObservableCollection<Game> LoadGame()
+        public ObservableCollection<Game>? LoadGame()
         {
             if (File.Exists("games.xml"))
             {

Sources/Stim.Model/Game.cs

@@ -75,7 +75,7 @@ namespace Model
         public float Average { get; private set; }
 
         [DataMember]
-        public string? Lien { 
+        public string Lien { 
             get => lien;
             private set
             {
@@ -83,7 +83,7 @@ namespace Model
                 lien = value;
             }
         }
-        private string? lien;
+        private string lien;
 
         public Game(string name, string description, int year, List<string> c_tags, string cover, string c_lien)
         {
@@ -106,6 +106,7 @@ namespace Model
 
         public override int GetHashCode()
         {
+            if (string.IsNullOrWhiteSpace(Name)) return 0;
             return Name.GetHashCode();  
         }
 
@@ -119,6 +120,7 @@ namespace Model
 
         public bool Equals(Game? other)
         {
+            if (string.IsNullOrWhiteSpace(Name)) return false;
             return other != null && Name.Equals(other.Name);
         }
 

Sources/Stim.Model/Manager.cs

@@ -4,25 +4,26 @@ namespace Model
 {
     public class Manager
     {
-        public IPersistance _persistance;
+        public IPersistance persistance;
         public ObservableCollection<Game> GameList { get;}
 
         public Manager(IPersistance persistance)
         {
-            _persistance = persistance;
+            persistance = persistance;
             GameList = persistance.LoadGame();
+            if (GameList == null) { GameList = new ObservableCollection<Game>();}
         }
 
         public void AddGametoGamesList(Game game)
         {
             GameList.Add(game);
-            _persistance.SaveGame(GameList);
+            persistance.SaveGame(GameList);
         }
 
         public void RemoveGameFromGamesList(Game game)
         {
             GameList.Remove(game);
-            _persistance.SaveGame(GameList);
+            persistance.SaveGame(GameList);
         }
 
         /*public void LoadGames()
@@ -31,7 +32,7 @@ namespace Model
         }*/
         public void SaveGames()
         {
-            _persistance.SaveGame(GameList);
+            persistance.SaveGame(GameList);
         }
     }
 }

Sources/Stim.Model/User.cs

@@ -51,8 +51,8 @@ namespace Model
         }
         private string? password;
 
-        public int Role { get; }
+        //public int Role { get; }
-        private int role;
+        //private int role;
         public List<Game> Followed_Games 
         {
             get;
@@ -61,12 +61,16 @@ namespace Model
 
         public User(string username, string biographie, string email, string password)
         {
-            Username = username;
+            if (username == null) Username = "Default";
-            Biographie = biographie;
+            else Username = username;
-            Email = email;
+            if (biographie == null) biographie = "Default";
-            Password = password;
+            else Biographie = biographie;
+            if (email == null) email = "Default";
+            else Email = email;
+            if (password == null) password = "Default";
+            else Password = password;
             Followed_Games = new List<Game>();
-            Role = 0;
+            //Role = 0;
         }
         public void AddReview(Game game, float rate, string text)
         {

Sources/Stim/AddGamePage.xaml.cs

@@ -17,8 +17,9 @@ public partial class AddGamePage : ContentPage
     private void AddGame(object sender, EventArgs e)
 	{
 		int year;
-		if (string.IsNullOrEmpty(NameEntry.Text) || string.IsNullOrEmpty(DescriptionEntry.Text) || string.IsNullOrEmpty(YearEntry.Text) || !int.TryParse(YearEntry.Text, out year) || string.IsNullOrWhiteSpace(LinkEntry.Text) /*|| _ImgPath is null*/) return;
+        string imgName = "no_cover.png";
-        string imgName = "no_cover.png";//NameEntry.Text + ".png";
+        if (string.IsNullOrEmpty(NameEntry.Text) || string.IsNullOrEmpty(DescriptionEntry.Text) || string.IsNullOrEmpty(YearEntry.Text) || !int.TryParse(YearEntry.Text, out year) || string.IsNullOrWhiteSpace(LinkEntry.Text) /*|| _ImgPath is null*/) return;
+        //if (_ImgPath!=null) NameEntry.Text + ".png";
         //System.IO.File.Copy(_ImgPath, /**/, true);
         ((App)App.Current).Manager.AddGametoGamesList(new Game(NameEntry.Text, DescriptionEntry.Text, year, new List<string> { TagEntry1.Text, TagEntry2.Text, TagEntry3.Text }, imgName, LinkEntry.Text));
 		Navigation.RemovePage(this);

Sources/Stim/App.xaml.cs

@@ -20,7 +20,7 @@ public partial class App : Application
 
         window.Stopped += (s, e) =>
         {
-            Manager._persistance = new Persistance(FileSystem.Current.AppDataDirectory);
+            Manager.persistance = new Persistance(FileSystem.Current.AppDataDirectory);
             var test = Manager;
             Manager.SaveGames();
         };