/** 
 *	@author Kristof Friedrichsen
 *      @author Ryan Mann
 *      @author Bob Free
 *      @author Pat O'Neill
 *	@version December 15, 2006
**/
package chutesladder;

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.io.PrintWriter;
import java.net.Socket;
import java.util.Vector;
import java.util.Random;
import java.util.Date;

public class GameHandler extends Thread
{
    static Vector<GameHandler> handlers = new Vector<GameHandler>( 10 );
    private Socket socket;
    private BufferedReader in;
    private PrintWriter out;
    
    public GameHandler(Socket socket) throws IOException
    {
        this.socket = socket;
        System.out.println( "GameHandler.java - line 19" );
        in = new BufferedReader(new InputStreamReader(socket.getInputStream()));
        System.out.println( "GameHandler.java - line 21" );
        out = new PrintWriter(new OutputStreamWriter(socket.getOutputStream()));
    }
    public void run()
    {
        String line;
        String newline="";
        System.out.println( "GameHandler.java - line 26" );
        Date time = new Date();
        Random rand = new Random(time.getTime());
        synchronized(handlers)
        {
            handlers.addElement(this);
            System.out.println("GameHandler.java -29- this.toString () ==> " + this.toString());
            
            // add() not found in Vector class
        }
        try
        {
            System.out.println( "GameHandler.java - line 34" );
            while(!(line = in.readLine()).equalsIgnoreCase("/quit"))
            {
                int playerNum = Integer.parseInt(line.substring(0,1));
                if ( playerNum == 5)
                {
                    
                    newline = line;
                    System.out.println("Entered login "+newline);
                }
                else if (playerNum == 6)
                {
                    int PlayerData = Integer.parseInt(line.substring(1,2));
                    int numRand = rand.nextInt(3);
                    newline = ""+"60"+numRand;
                    System.out.println("_______________________________________First players turn #: "+numRand+"_________________________________");
                }
                else if (playerNum == 7)
                {
                    newline = "701";
                }
                else
                {
                    int spin = Integer.parseInt(line.substring(1,2));
                    int playerTurn = Integer.parseInt(line.substring(2,3));
                    int numberPlayers = Integer.parseInt(line.substring(3,4));
                    if ( numberPlayers == 1 )
                    {
                        newline = ""+playerNum+spin+0;
                    }  // end if ( numberPlayers == 1 )
                    //turn increment two players
                    if ( numberPlayers == 2)
                    {
                        if (playerTurn == 0)
                        {
                            newline = ""+playerNum+spin+1;
                        }
                        if (playerTurn == 1)
                        {
                            newline = ""+playerNum+spin+0;
                        }
                    }
                    // turn increment three players
                    if (numberPlayers == 3)
                    {
                        if (playerTurn == 0)
                        {
                            newline = ""+playerNum+spin+1;
                        }
                        if (playerTurn == 1)
                        {
                            newline = ""+playerNum+spin+2;
                        }
                        if (playerTurn == 2)
                        {
                            newline = ""+playerNum+spin+0;
                        }
                    }
                    
                    // turn increment for four players
                    if ( numberPlayers == 4)
                    {
                        if (playerTurn == 0)
                        {
                            newline = ""+playerNum+spin+1;
                        }
                        if (playerTurn == 1)
                        {
                            newline = ""+playerNum+spin+2;
                        }
                        if (playerTurn == 2)
                        {
                            newline = ""+playerNum+spin+3;
                        }
                        if (playerTurn == 3)
                        {
                            newline = ""+playerNum+spin+0;
                        }
                    }
                }
                System.out.println("Line input from client"+line);
                System.out.println( "GameHandler.java - line 36" );
                for(int i = 0; i < handlers.size(); i++)
                {
                    System.out.println( "GameHandler.java - line 38" );
                    synchronized(handlers)
                    {
                        GameHandler handler = handlers.elementAt(i);
                        System.out.println( "GameHandler.java - line 41 - " + handler.toString() );
                        handler.out.println(newline);
                        System.out.println("Printing server update!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"+line);
                        System.out.println( "GameHandler.java - line 43 - flushing" );
                        handler.out.flush();
                    }
                }
            }
        }
        catch(IOException ioe)
        {
            ioe.printStackTrace();
        }
        finally
        {
            try
            {
                System.out.println( "GameHandler.java - line 52 - closing in" );
                in.close();
                System.out.println( "GameHandler.java - line 54 - closing out" );
                out.close();
                System.out.println( "GameHandler.java - ine 56 - closing socket" );
                socket.close();
            }
            catch(IOException ioe)
            {
            }
            finally
            {
                synchronized(handlers)
                {
                    System.out.println( "GameHandler.java - line 61 - removing handlers element(this)" );
                    handlers.removeElement(this);
                }
            }
        }
    }
}