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/*filename:P6Q27.java
 *Name:Wang Chaoran
 *Description:
27 (Playing a TicTacToe game)
In a game of TicTacToe, two players take turns marking an available cell
in a 3 x 3 grid with their respective tokens (either X or O). When one
player has placed three tokens in a horizontal, vertical, or diagonal row
on the grid, the game is over and that player has won. A draw (no winner)
occurs when all the cells on the grid have been filled with tokens and neither
player has achieved a win. Create a program for playing TicTacToe, as follows:
The program prompts the first player to enter an X token, and then prompts the
second player to enter an O token. Whenever a token is entered, the program refreshes
the board and determines the status of the game (win, draw, or unfinished).

To place a token, display two dialog boxes to prompt the user to enter the row and
the column for the token.
*/
import javax.swing.JOptionPane;
class P6Q27{
  public static void main(String[] args){
   
    String[][] display=new String[3][3];

     int[][] board = new int[3][3];
    for(int i=0;i<board.length;i++)
      for(int j=0;j<board[i].length;j++){
    board[i][j]=2;
    display[i][j]="";
    }
    boolean status=true;
   
    print(display);
    int count=0;
    while(status){
     boolean repeat=true;
     while(repeat){
     String rowOne = JOptionPane.showInputDialog("PlayerOne:\nPlease enter row:");
     String columnOne = JOptionPane.showInputDialog("PlayerOne:\nPlease enter column:");
     int row = Integer.parseInt(rowOne);
     int column = Integer.parseInt(columnOne);
     if (board[column][row]==2){
     board[column][row]=1;
     display[column][row]="X";
     print(display);
     repeat=false;
     }
     else
       System.out.println("This position has been occupied");
     }
    
     
     if(countOnRow(board)==1||countOnColumn(board)==1||countOnDiagnolLeft(board)==1||countOnDiagnolRight(board)==1){
    System.out.println("Player One win");
    status=false;
    break;
    }
     count++;
    if(count==9)
     break;
    
  
    
    
     repeat=true;
     while(repeat){
     String rowTwo = JOptionPane.showInputDialog("PlayerTwo:\nPlease enter row:");
     String columnTwo = JOptionPane.showInputDialog("PlayerTwo:\nPlease enter column:");
     int row=Integer.parseInt(rowTwo);
     int column=Integer.parseInt(columnTwo);
     if (board[column][row]==2){
     board[column][row]=0;
     display[column][row]="O";
     print(display);
     repeat=false;
     }
     else
       System.out.println("This position has been occupied");
     }
   
    if(countOnRow(board)==0||countOnColumn(board)==0||countOnDiagnolLeft(board)==0||countOnDiagnolRight(board)==0){
    System.out.println("Player Two wins");
    status=false;
    }
    count++;
  }
    if(count==9)
      System.out.println("Draw");
}

static int countOnRow(int[][] board){
  for(int i=0;i<board.length;i++){
   int j;
   for(j=1;j<board[i].length&&board[i][0]==board[i][j];j++){
   }
   if(j==board[i].length)
   return board[i][0];
   }
  return -1;
  }
static int countOnColumn(int[][] board){
  for(int i=0;i<board[0].length;i++){
    int j;
    for(j=1;j<board.length&&board[0][i]==board[j][i];j++){
    }
    if(j==board.length)
     return board[0][i];
  }
  return -1;
}

static int countOnDiagnolLeft(int[][] board){
  int i;
  for(i=1;i<board.length&&board[0][0]==board[i][i];i++){
  }
  if(i==board.length)
  return board[0][0];
  return -1;
}
 
static int countOnDiagnolRight(int[][] board){
  int j;
  for(j=1;j<board.length&&board[0][board.length-1]==board[j][board.length-j-1];j++){
  }
  if(j==board.length)
    return board[0][board.length-1];
  return -1;
 }
 
  static void print(int[][] board){
    for(int i=0;i<board.length;i++){
    for(int j=0;j<board[i].length;j++)
    System.out.printf("%-5d",board[i][j]);
    System.out.println();
  }
    System.out.println();
  }
   static void print(String[][] display){
     System.out.printf("%-5s%-5s%-5s%-5s","","0","1","2");
     System.out.println();
    for(int i=0;i<display.length;i++){
        System.out.printf("%-5d",i);
      for(int j=0;j<display[i].length;j++){
    System.out.printf("%-5s",display[i][j]);
      }
    System.out.println();
  }
    System.out.println();
  }
 

}