change project structure

app/src/main/java/chess/App.java

@@ -3,11 +3,11 @@
  */
 package chess;
 
-import chess.io.CommandExecutor;
+import chess.controller.CommandExecutor;
-import chess.io.commands.NewGameCommand;
+import chess.controller.commands.NewGameCommand;
 import chess.model.ChessBoard;
 import chess.model.Game;
-import chess.simplerender.Window;
+import chess.view.simplerender.Window;
 
 public class App {
     public static void main(String[] args) {

app/src/main/java/chess/controller/Command.java

@@ -1,4 +1,4 @@
-package chess.io;
+package chess.controller;
 
 import chess.model.Game;
 
@@ -16,4 +16,6 @@ public abstract class Command {
 	}
 
 	public abstract CommandResult execute(Game game, OutputSystem outputSystem);
+
+	public void postExec(Game game, OutputSystem outputSystem) {}
 }

app/src/main/java/chess/controller/CommandExecutor.java

@@ -1,6 +1,6 @@
-package chess.io;
+package chess.controller;
 
-import chess.io.Command.CommandResult;
+import chess.controller.Command.CommandResult;
 import chess.model.Game;
 import chess.model.Game.GameStatus;
 
@@ -24,6 +24,7 @@ public class CommandExecutor {
 		assert result != CommandResult.Moved || command instanceof PlayerCommand;
 
 		processResult(command, result);
+		command.postExec(game, outputSystem);
 		return result;
 	}
 

app/src/main/java/chess/controller/OutputSystem.java

@@ -1,4 +1,4 @@
-package chess.io;
+package chess.controller;
 
 import chess.model.Color;
 import chess.model.Coordinate;

app/src/main/java/chess/controller/PlayerCommand.java

@@ -1,4 +1,4 @@
-package chess.io;
+package chess.controller;
 
 import chess.model.Game;
 

app/src/main/java/chess/controller/commands/CastlingCommand.java

@@ -1,7 +1,7 @@
-package chess.io.commands;
+package chess.controller.commands;
 
-import chess.io.OutputSystem;
+import chess.controller.OutputSystem;
-import chess.io.PlayerCommand;
+import chess.controller.PlayerCommand;
 import chess.model.Game;
 
 public class CastlingCommand extends PlayerCommand {

app/src/main/java/chess/controller/commands/GetAllowedMovesCommand.java

@@ -1,10 +1,10 @@
-package chess.io.commands;
+package chess.controller.commands;
 
 import java.util.ArrayList;
 import java.util.List;
 
-import chess.io.Command;
+import chess.controller.Command;
-import chess.io.OutputSystem;
+import chess.controller.OutputSystem;
 import chess.model.ChessBoard;
 import chess.model.Coordinate;
 import chess.model.Game;

app/src/main/java/chess/controller/commands/GetPieceAtCommand.java

@@ -1,7 +1,7 @@
-package chess.io.commands;
+package chess.controller.commands;
 
-import chess.io.Command;
+import chess.controller.Command;
-import chess.io.OutputSystem;
+import chess.controller.OutputSystem;
 import chess.model.Coordinate;
 import chess.model.Game;
 import chess.model.Piece;

app/src/main/java/chess/controller/commands/GrandCastlingCommand.java

@@ -1,7 +1,7 @@
-package chess.io.commands;
+package chess.controller.commands;
 
-import chess.io.OutputSystem;
+import chess.controller.OutputSystem;
-import chess.io.PlayerCommand;
+import chess.controller.PlayerCommand;
 import chess.model.Game;
 
 public class GrandCastlingCommand extends PlayerCommand {

app/src/main/java/chess/controller/commands/MoveCommand.java

@@ -1,7 +1,7 @@
-package chess.io.commands;
+package chess.controller.commands;
 
-import chess.io.OutputSystem;
+import chess.controller.OutputSystem;
-import chess.io.PlayerCommand;
+import chess.controller.PlayerCommand;
 import chess.model.ChessBoard;
 import chess.model.Coordinate;
 import chess.model.Game;
@@ -50,7 +50,7 @@ public class MoveCommand extends PlayerCommand {
 			return CommandResult.NotAllowed;
 		}
 
-		if (shouldPromote(game, outputSystem)) 
+		if (game.pawnShouldBePromoted()) 
 			return CommandResult.ActionNeeded;
 
 		return CommandResult.Moved;
@@ -63,14 +63,18 @@ public class MoveCommand extends PlayerCommand {
 		board.undoMove(move, deadPiece);
 	}
 
-	private boolean shouldPromote(Game game, OutputSystem outputSystem) {
+	@Override
+	public void postExec(Game game, OutputSystem outputSystem) {
+		tryPromote(game, outputSystem);
+	}
+
+	private void tryPromote(Game game, OutputSystem outputSystem) {
 		Coordinate pawnPos = game.pawnPromotePosition();
 
 		if (pawnPos == null)
-			return false;
+			return;
 
 		outputSystem.promotePawn(pawnPos);
-		return true;
 	}
 
 }

app/src/main/java/chess/controller/commands/NewGameCommand.java

@@ -1,7 +1,7 @@
-package chess.io.commands;
+package chess.controller.commands;
 
-import chess.io.Command;
+import chess.controller.Command;
-import chess.io.OutputSystem;
+import chess.controller.OutputSystem;
 import chess.model.ChessBoard;
 import chess.model.Color;
 import chess.model.Coordinate;

app/src/main/java/chess/controller/commands/PromoteCommand.java

@@ -1,7 +1,7 @@
-package chess.io.commands;
+package chess.controller.commands;
 
-import chess.io.OutputSystem;
+import chess.controller.OutputSystem;
-import chess.io.PlayerCommand;
+import chess.controller.PlayerCommand;
 import chess.model.ChessBoard;
 import chess.model.Color;
 import chess.model.Coordinate;

app/src/main/java/chess/controller/commands/SurrenderCommand.java

@@ -1,7 +1,7 @@
-package chess.io.commands;
+package chess.controller.commands;
 
-import chess.io.Command;
+import chess.controller.Command;
-import chess.io.OutputSystem;
+import chess.controller.OutputSystem;
 import chess.model.Color;
 import chess.model.Game;
 

app/src/main/java/chess/controller/commands/UndoCommand.java

@@ -1,7 +1,7 @@
-package chess.io.commands;
+package chess.controller.commands;
 
-import chess.io.Command;
+import chess.controller.Command;
-import chess.io.OutputSystem;
+import chess.controller.OutputSystem;
 import chess.model.Game;
 
 public class UndoCommand extends Command{

app/src/main/java/chess/view/render/Camera.java

@@ -1,4 +1,4 @@
-package chess.render;
+package chess.view.render;
 
 import org.joml.Matrix4f;
 import org.joml.Vector3f;

app/src/main/java/chess/view/render/ElementBuffer.java

@@ -1,4 +1,4 @@
-package chess.render;
+package chess.view.render;
 
 import org.lwjgl.opengl.GL30;
 

app/src/main/java/chess/view/render/Renderer.java

@@ -1,10 +1,11 @@
-package chess.render;
+package chess.view.render;
 
 import org.joml.Vector3f;
 import org.lwjgl.opengl.*;
 
+import chess.view.render.shader.BoardShader;
+
 import static org.lwjgl.opengl.GL30.*;
-import chess.render.shader.BoardShader;
 
 public class Renderer {
 	private BoardShader shader;

app/src/main/java/chess/view/render/VertexArray.java

@@ -1,4 +1,4 @@
-package chess.render;
+package chess.view.render;
 
 import java.util.ArrayList;
 import java.util.List;

app/src/main/java/chess/view/render/VertexAttribPointer.java

@@ -1,4 +1,4 @@
-package chess.render;
+package chess.view.render;
 
 public record VertexAttribPointer(int index, int size, int offset) {
 	

app/src/main/java/chess/view/render/VertexBuffer.java

@@ -1,4 +1,4 @@
-package chess.render;
+package chess.view.render;
 
 import static org.lwjgl.opengl.GL11.GL_FLOAT;
 

app/src/main/java/chess/view/render/Window.java

@@ -1,4 +1,4 @@
-package chess.render;
+package chess.view.render;
 
 import org.lwjgl.*;
 import org.lwjgl.glfw.*;

app/src/main/java/chess/view/render/shader/BoardShader.java

@@ -1,4 +1,4 @@
-package chess.render.shader;
+package chess.view.render.shader;
 
 import org.joml.Matrix4f;
 

app/src/main/java/chess/view/render/shader/ShaderProgram.java

@@ -1,4 +1,4 @@
-package chess.render.shader;
+package chess.view.render.shader;
 
 import java.nio.FloatBuffer;
 import java.nio.IntBuffer;

app/src/main/java/chess/view/simplerender/PieceIcon.java

@@ -1,4 +1,4 @@
-package chess.simplerender;
+package chess.view.simplerender;
 
 import java.awt.Image;
 import java.util.HashMap;

app/src/main/java/chess/view/simplerender/Window.java

@@ -1,4 +1,4 @@
-package chess.simplerender;
+package chess.view.simplerender;
 
 import java.awt.Color;
 import java.awt.GridLayout;
@@ -12,15 +12,15 @@ import javax.swing.JOptionPane;
 import javax.swing.JPanel;
 import javax.swing.SwingUtilities;
 
-import chess.io.Command;
+import chess.controller.Command;
-import chess.io.Command.CommandResult;
+import chess.controller.CommandExecutor;
-import chess.io.CommandExecutor;
+import chess.controller.OutputSystem;
-import chess.io.OutputSystem;
+import chess.controller.Command.CommandResult;
-import chess.io.commands.GetAllowedMovesCommand;
+import chess.controller.commands.GetAllowedMovesCommand;
-import chess.io.commands.GetPieceAtCommand;
+import chess.controller.commands.GetPieceAtCommand;
-import chess.io.commands.MoveCommand;
+import chess.controller.commands.MoveCommand;
-import chess.io.commands.PromoteCommand;
+import chess.controller.commands.PromoteCommand;
-import chess.io.commands.PromoteCommand.PromoteType;
+import chess.controller.commands.PromoteCommand.PromoteType;
 import chess.model.Coordinate;
 import chess.model.Move;
 import chess.model.Piece;