add event (just problem with first notification)

Qwirkle/QwirkleClassLibrary/AddPlayerNotifiedEventArgs.cs

@@ -0,0 +1,12 @@
+namespace QwirkleClassLibrary
+{
+    public class AddPlayerNotifiedEventArgs : EventArgs
+    {
+        public int numberBack {  get; private set; }
+
+        public AddPlayerNotifiedEventArgs(int numberBack)
+        {
+            this.numberBack = numberBack;
+        }
+    }
+}

Qwirkle/QwirkleClassLibrary/Game.cs

@@ -21,6 +21,11 @@ namespace QwirkleClassLibrary
         public ReadOnlyCollection<Score> ScoreList => scores.AsReadOnly();
         private readonly List<Score> scores = new();
 
+        public event EventHandler<AddPlayerNotifiedEventArgs> PlayerAddNotified;
+
+        protected virtual void OnPlayerNotified(AddPlayerNotifiedEventArgs args)
+            => PlayerAddNotified?.Invoke(this, args);
+
         public Game()
         {
             bag = new TileBag(3);
@@ -31,11 +36,13 @@ namespace QwirkleClassLibrary
         {
             if (string.IsNullOrWhiteSpace(playerTag) == true || this.GameRunning == true)
             {
+                OnPlayerNotified(new AddPlayerNotifiedEventArgs(1));
                 return false;
             }
 
             if (players.Count >= 4)
             {
+                OnPlayerNotified(new AddPlayerNotifiedEventArgs(2));
                 return false;
             }
 
@@ -43,19 +50,22 @@ namespace QwirkleClassLibrary
             {
                 if (p.NameTag == playerTag)
                 {
+                    OnPlayerNotified(new AddPlayerNotifiedEventArgs(3));
                     return false;
                 }
+
             }
 
             players.Add(CreatePlayer(playerTag));
             scores.Add(new Score(players[players.Count-1]));
-
+            OnPlayerNotified(new AddPlayerNotifiedEventArgs(0));
             return true;
         }
 
         public Player CreatePlayer(string playerTag)
         {
             var player = new Player(playerTag);
+
             return player;
         }
 

Qwirkle/QwirkleConsoleApp/NotificationClass.cs

@@ -0,0 +1,33 @@
+using QwirkleClassLibrary;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace QwirkleConsoleApp
+{
+    class NotificationClass
+    {
+        public void NotificationMessagePlayer(object? sender, AddPlayerNotifiedEventArgs args)
+        {
+            int t = args.numberBack;
+
+            switch (t)
+            {
+                case 0:
+                    Console.WriteLine("Player as correctly add");
+                    break;
+                case 1:
+                    Console.WriteLine("ERROR : The name is null or white space");
+                    break;
+                case 2:
+                    Console.WriteLine("ERROR : The game is full");
+                    break;
+                case 3:
+                    Console.WriteLine("ERROR : Name exist");
+                    break;
+            }
+        }
+    }
+}

Qwirkle/QwirkleConsoleApp/Program.cs

@@ -1,24 +1,26 @@
 using QwirkleClassLibrary;
+using QwirkleConsoleApp;
 using System.Net.Quic;
 using System.Text;
 using System.Transactions;
 using static System.Console;
 
+
 static void AddPlayers(Game game)
 {
+    NotificationClass nc = new NotificationClass();
+
     while (game.PlayerList.Count < 4)
     {
         Write("Enter player tag : ");
         string? playerTag = ReadLine();
 
-        if (game.AddPlayerInGame(playerTag) == false)
+        game.AddPlayerInGame(playerTag);
-        {
+
-            WriteLine("ERROR : Player already exist or game is running !");
+        game.PlayerAddNotified -= nc.NotificationMessagePlayer;
-        }
+
-        else
+        game.PlayerAddNotified += nc.NotificationMessagePlayer;
-        {
+
-            WriteLine("Player " + playerTag + " added !");
-        }
 
         Write("Do you want to add another player ? (y/n) : ");
         string? answer = ReadLine();
@@ -38,14 +40,14 @@ static void AddPlayers(Game game)
 static void ShowTiles(Game game)
 {
     WriteLine("\n --------------------- YOUR TILES ------------------------");
-    
+
     var currentPlayer = game.GetPlayingPlayer();
 
     var stringBuilder = new StringBuilder();
 
     for (int i = 0; i < currentPlayer.Tiles.Count(); i++)
     {
-        stringBuilder.Append("[" + (i+1)  + "] ");
+        stringBuilder.Append("[" + (i + 1) + "] ");
         stringBuilder.AppendLine(currentPlayer.Tiles[i].ToString());
     }
 
@@ -65,12 +67,12 @@ static void AddTile(Game game)
     }
 
     tile = game.TileOfPlayerWithPos(no - 1);
-    
+
     Write("Enter the x of the cell: ");
     int x = Convert.ToInt32(ReadLine());
     Write("Enter the y of the cell : ");
     int y = Convert.ToInt32(ReadLine());
-    
+
     if (game.PlaceTile(game.GetPlayingPlayer(), tile, x, y) == true)
     {
         WriteLine("ok ! your tile is placed");
@@ -85,14 +87,14 @@ static void SwapTile(Game game)
 {
     var tilesToSwap = new List<Tile>();
     bool continueSwap = true;
-    
+
     ShowTiles(game);
 
     while (continueSwap == true)
     {
         Write("Enter the number of the tile you want to swap : ");
         int no = Convert.ToInt32(ReadLine());
-        
+
         if (no is < 1 or > 6)
         {
             WriteLine("ERROR : Enter a number between 1 and 6 !");
@@ -101,23 +103,23 @@ static void SwapTile(Game game)
         {
             tilesToSwap.Add(game.TileOfPlayerWithPos(no - 1));
         }
-        
+
         Write("Do you want to swap another tile ? (y/n) : ");
         string? answer = ReadLine();
-        
+
         if (answer == "n")
         {
             continueSwap = false;
         }
     }
-    
+
     game.SwapTiles(game.GetPlayingPlayer(), tilesToSwap);
 }
 
 static void MenuSwitch(Game game)
 {
     int enter = 0;
-    
+
     while (enter != 3)
     {
         ShowTiles(game);
@@ -152,11 +154,11 @@ static void MainMenu(Game game)
     Console.ForegroundColor = ConsoleColor.Green;
     WriteLine("Game is starting !");
     Console.ResetColor();
-    
+
     do
     {
         string tagPlayerPlay = game.SetNextPlayer();
-        
+
         WriteLine(" --------------------- GAME ! ------------------------");
         WriteLine(tagPlayerPlay + "'s turn !");
 
@@ -169,16 +171,16 @@ static void MainMenu(Game game)
 static void MainGame()
 {
     Game game = new Game();
-    
+
     Console.ForegroundColor = ConsoleColor.DarkGreen;
     WriteLine(" ===================== WELCOME TO QWIRKLE ! =====================");
     WriteLine("Enter the players' nametags (2 to 4 players) : ");
     Console.ResetColor();
-    
+
     AddPlayers(game);
 
     game.StartGame();
-    
+
     MainMenu(game);
 }