done UserDefaultManager + better structure on exception proj

MCTG/Exception/RecipeExceptions/RecipeException.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection.Emit;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AppException
+{
+    public class RecipeException : Exception
+    {
+        public RecipeException() : base("Something went wrong with a recipe or a collection of recipe.") { }
+        public RecipeException(string message) : base(message) { }
+    }
+}

MCTG/Exception/RecipeExceptions/RecipeNotFoundException.cs

@@ -1,8 +1,7 @@
 
 namespace AppException
 {
-    [Serializable]
-    public class RecipeNotFoundException : Exception
+    public class RecipeNotFoundException : RecipeException
     {
         public RecipeNotFoundException() : base("Recipe not found.") { }
         public RecipeNotFoundException(int id) : base($"Recipe id: '{id}'not found.") { }

MCTG/Exception/UserExceptions/NoUserConnectedException.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AppException
+{
+    public class NoUserConnectedException : UserException
+    {
+        public NoUserConnectedException() : base("No user is currently connected.") { }
+    }
+}

MCTG/Exception/UserExceptions/UserAlreadyConnectedException.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AppException
+{
+    public class UserAlreadyConnectedException : UserException
+    {
+        public UserAlreadyConnectedException() : base("An user is already connected.") { }
+    }
+}

MCTG/Exception/UserExceptions/UserException.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AppException
+{
+    public class UserException : Exception
+    {
+        public UserException() : base("Somthing went wrong with an User.") { }
+        public UserException(string message) : base(message) { }
+    }
+}

MCTG/Exception/UserExceptions/UserNotFoundException.cs

@@ -1,7 +1,6 @@
 namespace AppException
 {
-    [Serializable]
-    public class UserNotFoundException : Exception
+    public class UserNotFoundException : UserException
     {
         public UserNotFoundException() : base("User not found.") { }
         public UserNotFoundException(string userMail) : base($"User with mail: '{userMail}' not found.") { }

MCTG/Managers/RecipeDefaultManager.cs

@@ -1,5 +1,6 @@
 using AppException;
 using Model;
+using System.Diagnostics;
 using System.Reflection;
 using System.Runtime.CompilerServices;
 
@@ -83,19 +84,16 @@ namespace Managers
 
         public bool ModifyRecipeInData(Recipe oldRecipe, Recipe newRecipe)
         {
-            if (oldRecipe.Equals(newRecipe))
-                return false;
-
-            Recipe? recipe = _dataManager.GetFromData<Recipe>()
-                                         .ToList()
-                                         .Find(r => r.Equals(oldRecipe));
-            if (recipe is null)
-                throw new RecipeNotFoundException();
-
-            foreach (var property in typeof(Recipe).GetProperties()
-                                                   .Where(prop => prop.CanWrite))
+            try
             {
-                property.SetValue(oldRecipe, recipe);
+                var index = _dataManager.GetFromData<Recipe>().ToList()
+                                                            .FindIndex(u => u.Equals(oldRecipe));
+                _dataManager.Data[nameof(Recipe)][index] = newRecipe;
+            }
+            catch (ArgumentNullException e)
+            {
+                Debug.WriteLine("Recipe to modify not found.");
+                return false;
             }
 
             return true;

MCTG/Managers/UserDefaultManager.cs

@@ -0,0 +1,94 @@
+using AppException;
+using Model;
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Managers
+{
+    public class UserDefaultManager : IUserManager
+    {
+        private IDataManager _dataManager;
+        private IPasswordManager _passwordManager;
+        private User? _currentConnectedUser = null;
+
+        public UserDefaultManager(IDataManager dataManager, IPasswordManager passwordManager)
+        {
+            _dataManager = dataManager;
+            _passwordManager = passwordManager;
+        }
+
+        public User? CurrentConnectedUser => _currentConnectedUser;
+
+        public bool AddUserToData(User user)
+        {
+            var userList = _dataManager.Data[nameof(User)];
+
+            if (userList.Exists(r => r.Equals(user)))
+                return false;
+
+            _dataManager.Data[nameof(User)].Add(user);
+            return true;
+        }
+
+        public ICollection<User> GetAllUsers()
+        {
+            return _dataManager.GetFromData<User>();
+        }
+
+        public User GetUserFromMail(string mail)
+        {
+            User? user = _dataManager.GetFromData<User>().ToList()
+                                                         .Find(u => u.Mail == mail);
+            if (user is null)
+                throw new UserNotFoundException();
+
+            return user;
+        }
+
+        public bool LogIn(string mail, string password)
+        {
+            if (CurrentConnectedUser is not null)
+                throw new UserAlreadyConnectedException();
+
+            User? user = _dataManager.GetFromData<User>().ToList()
+                                                         .Find(u => u.Mail == mail);
+            if (user is null)
+                throw new UserNotFoundException();
+
+            if (!_passwordManager.VerifyPassword(password, user.Password))
+                return false;
+
+            _currentConnectedUser = user;
+            return true;
+        }
+
+        public void LogOut()
+        {
+            if (CurrentConnectedUser is null)
+                throw new NoUserConnectedException();
+
+            _currentConnectedUser = null;
+        }
+
+        public bool ModifyUserInData(User oldUser, User newUser)
+        {
+            try
+            {
+                var index = _dataManager.GetFromData<User>().ToList()
+                                                            .FindIndex(u => u.Equals(oldUser));
+                _dataManager.Data[nameof(User)][index] = newUser;
+            }
+            catch (ArgumentNullException e)
+            {
+                Debug.WriteLine("User to modify not found.");
+                return false;
+            }
+
+            return true;
+        }
+    }
+}

MCTG/Model/Managers/IUserManager.cs

@@ -8,11 +8,13 @@ namespace Model
 {
     public interface IUserManager
     {
+        User? CurrentConnectedUser { get; }
+
         ICollection<User> GetAllUsers();
         User GetUserFromMail(string mail);
         bool AddUserToData(User user);
-        bool ModifyUserInData(User user);
+        bool ModifyUserInData(User oldUser, User newUser);
         bool LogIn(string mail, string password);
-        bool LogOut();
+        void LogOut();
     }
 }