finish adding comments

Controller.java

@@ -5,6 +5,9 @@ import java.applet.*;
 import java.awt.*;
 import java.io.IOException;
 
+/**
+ * This is the Controller class in the MCV model
+ */
 public class Controller extends Applet {
     public void init(Game game){
         try {

Game.java

@@ -46,6 +46,14 @@ public class Game {
         add_piece_to_location(5, 4, "Z", true, true);
     }
 
+    /**
+     * A helper method to add pieces to whereever on the board; useful for debugging
+     * @param x the x coord
+     * @param y the y coord
+     * @param name the name of the piece
+     * @param white whose turn
+     * @param occupied whether the square should be occupied
+     */
     public void add_piece_to_location(int x, int y, String name, boolean white, boolean occupied){
         Square new_square = new Square();
         new_square.occupied = occupied;
@@ -134,6 +142,18 @@ public class Game {
 
 
         /* Check for end of game */
+        int end_val = check_for_end_of_game(legal_moves);
+        if(end_val>0){
+            return end_val;
+        }
+
+        /* Game continues */
+        this.board = pick_move(legal_moves);
+        white_turn = !white_turn;
+        return -1;
+    }
+
+    public int check_for_end_of_game(Square[][][] legal_moves){
         if(legal_moves.length == 0){
             boolean stalemate_flag = true;
             List<Square[][]> next_move_legal_moves = get_legal_moves(!white_turn, this.board);
@@ -161,9 +181,6 @@ public class Game {
                 return 2;
             }
         }
-        /* Game continues */
-        this.board = pick_move(legal_moves);
-        white_turn = !white_turn;
         return -1;
     }
 
@@ -181,6 +198,12 @@ public class Game {
         return(legal_moves[n]);
     }
 
+    /**
+     * A method to get the legal moves and then remove the moves that end with the play still in check
+     * @param white whose turn
+     * @param board the state of the board
+     * @return the list of truely legal moves
+     */
     public Square[][][] get_all_moves(boolean white, Square[][] board){
         List<Square[][]> legal_moves = get_legal_moves(white, board);
         Square[][][] new_legal_moves = remove_moves_into_check(white, legal_moves);
@@ -222,8 +245,8 @@ public class Game {
 
     /**
      * A method to remove the legal moves ending in check
-     * @param legal_moves
-     * @return
+     * @param legal_moves the "legal moves" coming in
+     * @return the legal moves that don't end with check
      */
     public Square [][][] remove_moves_into_check(boolean white, List<Square[][]> legal_moves){
         for(int i=0; i<legal_moves.size(); i++){

Square.java

@@ -101,6 +101,12 @@ public class Square {
         return squares.toArray(new int[squares.size()][2]);
     }
 
+    /**
+     * A helper method to add legal squares to the square list
+     * @param new_x the x coord
+     * @param new_y the y coord
+     * @return the list of legal square tuples
+     */
     public List<int[]> legal_square_addition(int new_x, int new_y){
         List<int[]> squares = new Vector<int[]>();
         int[] square = new int[2];

View.java

@@ -11,7 +11,16 @@ import java.io.IOException;
 import java.util.ArrayList;
 import java.util.Vector;
 import javax.swing.*;
+
+/**
+ * This is the View class in the MCV model
+ */
 public class View {
+    /**
+     * This is the default constructor that takes in the model
+     * @param game this is the model to be displayed
+     * @throws IOException
+     */
     View(Game game) throws IOException {
         JFrame f= new JFrame("Chess");
         JPanel panel=new JPanel();