doc, fin

app/src/main/java/chess/pgn/PgnExport.java

@@ -25,27 +25,6 @@ import chess.model.pieces.Pawn;
 
 public class PgnExport {
 
-	// public static void main(String[] args) {
-	// final Game game = new Game();
-	// final CommandExecutor commandExecutor = new CommandExecutor(game);
-
-	// DumbAI ai1 = new DumbAI(commandExecutor, Color.White);
-	// commandExecutor.addListener(ai1);
-
-	// DumbAI ai2 = new DumbAI(commandExecutor, Color.Black);
-	// commandExecutor.addListener(ai2);
-
-	// commandExecutor.addListener(new GameAdapter() {
-	// @Override
-	// public void onGameEnd() {
-	// System.out.println(exportGame(game));
-	// commandExecutor.close();
-	// }
-	// });
-
-	// commandExecutor.executeCommand(new NewGameCommand());
-	// }
-
 	private static final PiecePgnName piecePgnName = new PiecePgnName();
 
 	private static Piece pieceAt(CommandExecutor commandExecutor, Coordinate coordinate) {
@@ -76,6 +55,12 @@ public class PgnExport {
 		}
 	}
 
+	/**
+	 * Resolve PGN ambiguity in the case of two pieces of the same type able to move on the same square.
+	 * @param cmdExec the command executor attached to the game
+	 * @param pieceMove move of the piece
+	 * @return the character that solves the eventual ambiguity, empty if no ambiguity to start with
+	 */
 	private static String resolveAmbiguity(CommandExecutor cmdExec, Move pieceMove) {
 		Piece movingPiece = pieceAt(cmdExec, pieceMove.getStart());
 
@@ -109,6 +94,12 @@ public class PgnExport {
 		return "";
 	}
 
+	/**
+	 * From a move, get the capture-part of the associated PGN string.
+	 * @param move the move
+	 * @param movingPiece the piece that is moving
+	 * @return the capture string of the PGN move
+	 */
 	private static String capture(MoveCommand move, Piece movingPiece) {
 		String result = "";
 		if (move.getDeadPiece() != null) {