import javax.swing.*;
import java.io.*;

public class hang {
public hang() {



String input, guess;
String current_guesses = "";
String guessed_letters = "";
String display_string;
int i, j, cnt, y;
int guesses_left = 10 , matched_letters = 0;
boolean letter_match , full_match, unique_guess;

input = JOptionPane.showInputDialog(null, "insert your word");
if (input == null) return;


cnt= input.length();
if (cnt==0) return;
if (cnt > guesses_left ) {
JOptionPane.showMessageDialog(null,"String too long. Make it shorter than " + guesses_left );
new hang();
return;
}

String hm[] =new String[cnt];
String disp[] =new String[cnt];

//put the word in an array, a letter at a time
for (i=0; i<cnt; i++) {
hm[i] = input.substring(i,i+1);
disp[i] = "_";
System.out.println(disp[i]+" "+hm[i]);
}



for ( --guesses_left; guesses_left >= 0; guesses_left-- ) {

unique_guess = true;
do {
guess = JOptionPane.showInputDialog(null, "Guess a single Letter you have not Guessed before"); // The user guesses a letter only.
if (guess==null) return;
if (guess.length()==1) {
//System.out.println("indexof = " + guessed_letters.indexOf(guess) );
if (guessed_letters.indexOf(guess) < 0 ) unique_guess = true; // -1 means not found
else unique_guess=false;
}
} while (guess.length() != 1 | (!unique_guess) ); // Force the user to only enter 1 letter

if (guessed_letters.length() == 0) guessed_letters = guess;
else guessed_letters = guessed_letters + ", " + guess; // String of guessed characters.

//l=0;
letter_match = false; // assume no match
for ( y=0; y<cnt; y++ ) { // Look for a matching character.

if (hm[y].equalsIgnoreCase(guess)) { // Does the letter match?
letter_match = true;
matched_letters++;
disp[y] = hm[y]; // Set output string to the proper letter & proper case
} // if letter matches
} // for (y=0)


full_match = true;

for (y = 0; y < cnt; y++) { if (!disp[y].equals(hm[y])) full_match = false; }

if ( full_match ) {
JOptionPane.showMessageDialog(null,"Congratulations, you won\nThe correct word was '"+input+"'");
new hang();
return;
}

for (j=0, display_string = ""; j < cnt; j++ ) display_string = display_string + disp[j];

if (letter_match) {
JOptionPane.showMessageDialog(null,"Correct guess ya beast\n"+
display_string + "\n "+guesses_left+" guesses left\nold guesses: "+ guessed_letters);
}

else {
JOptionPane.showMessageDialog(null,"Wrong guess ya beast\n"+
display_string + "\n "+guesses_left+" guesses left\n old guesses: "+guessed_letters);
}

}

JOptionPane.showMessageDialog(null, "All out of guesses, try again");
new hang();

}

public static void main(String[]args) {
new hang();
}
}