// Player.java
//
// Initial client side of 20-questions for guessing a random
// integer from 0 to 100.
////////////////////
//  Colin Joye    //
//  ECE 2420-001  //
//  Due 12/6/99   //
////////////////////

import java.rmi.*;
import java.awt.*;
import java.net.*;

public class Player extends java.applet.Applet 
	implements Runnable {

  public static void init(String args[]) throws Exception
  {
// RMI setup
//
    String rmi = "rmi://acadia.ee.vill.edu:8181/Dealer";
    String msg1;
    String msgD;
    String msgS;
    String msgR;

    if (args.length == 1)
      rmi = args[0];

    msg1 = "Player: contacting " + rmi;
    System.out.println( "Player: contacting " + rmi);

    Q20 Q = (Q20) Naming.lookup( rmi);


// Main part of the program: 

    int low=0;     // low end of the guessing range
    int high=100;  // high end of the guessing range    
    int guess=0;   // new guess
    int old_guess=101; // old guess
    int r=1;	   // fake initial server response

    while( r != 0) {

      guess = (low+high)/2;

      if( old_guess== guess){
        msgD = "Dealer changed answer!  Restarting.";
        System.out.println( "Dealer changed answer!  Restarting.");

 	if( r < 0){
	  high= guess; low= 0;
	}
	if( r > 0){
	  low= guess; high= 100;
	}
 
        guess = (low+high)/2;
      }

      old_guess= guess;

      msgS = "low = " + low + ", high = " + high+ ", guess = "
	+ guess; 	
      System.out.print("low = " + low + ", high = " + high+ ", guess = "
	+ guess); 	

      r = Q.check(guess);


      if( r < 0 ){
	high=guess;
        msgR = " -->> Lower ";  
        System.out.print(" -->> Lower ");  
      }

      else if( r > 0 ){
	low=guess;      
        msgR = " -->> Higher ";  
        System.out.print(" -->> Higher ");  
      }

      if( r == 0 ){   
        msgR = " -->> Correct!!";
        System.out.print( " -->> Correct!!" );
      } 

      public void paint(Graphics g){
	g.setColor(Color.blue);	
	g.drawString (msg1, 12, 15);
	g.drawString (msgD, 12, 35);
	g.drawString (msgS, 12, 55);
	g.drawString (msgR, 12, 75);
      }

      public void run() {
	resize(preferredSize());
	repaint();
      }

    }

  }
}