Added lastFeedback functionality for later use

src/main/java/Game/Chess.java

@@ -12,6 +12,8 @@ public class Chess extends Game {
     private ArrayList<ChessFigure> destroyedWhiteFigures;
     private ArrayList<ChessFigure> destroyedBlackFigures;
 
+    private ChessBoard.MoveFeedback lastFeedback;
+
     private ChessBoard chessBoard;
 
     public Chess() {
@@ -72,6 +74,7 @@ public class Chess extends Game {
         String targetCoords = (char) (target[0] + 97) + "" + (target[1] + 1);
 
         ChessBoard.MoveFeedback moveFeedback = chessBoard.moveFigure(source[0], source[1], target[0], target[1]);
+        lastFeedback = moveFeedback;
 
         if (sourceFigure != null)
             sourceFigureName = sourceFigure.getTeam().name().toCharArray()[0] + sourceFigure.getTeam().name().substring(1).toLowerCase() + " " + sourceFigure.getType().name().toLowerCase();
@@ -90,7 +93,8 @@ public class Chess extends Game {
             result.add("Invalid input!");
             switch (moveFeedback) {
                 case INVALID:
-                    if (chessBoard.getBoard()[target[0]][target[1]].getTeam() == getCurrentTeam())
+                    if (targetFigure != null)
+                        if (targetFigure.getTeam() == sourceFigure.getTeam())
                             result.add("You are on the same Team! [" + getCurrentTeam().name() + "]");
                     break;
                 case OUTSIDEOFBOARD: