Old Hunt the Wumpuse IRC bot

MyBot.java

import org.jibble.pircbot.*;
import java.util.Random;
import java.util.ArrayList;

public class MyBot extends PircBot {

    public String channel;              // The name of the primary channel.
    public ArrayList map;               // The map data. 0 = empty, 1 = wumpus, 2 = shaft, 3 = bats, 4 = player.
    public String player;               // The player's nickname.
    public boolean gameInProgress;      // Whether or not there is a game in progress.
    public boolean moving, shooting;    // Whether the player is moving or shooting, respectively.
    public int arrows;                  // How many arrows the player has left.
    
    public MyBot(String myChannel) {
        this.setName("WumpusBot");
        this.setLogin("WeTheWumpi");
        channel = myChannel;
        gameInProgress = false;
        moving = false;
        shooting = false;
    }
    
    public void onConnect() {
        sendMessage(channel, "Greetings, " + channel + ".");
    }
    
    public void onMessage(String channel, String sender,
                       String login, String hostname, String message) {
        message = message.toLowerCase().trim();
        if ((message.equalsIgnoreCase("!quit")) && (hostname.equals ("private-A895A092.home.cgocable.net"))) 
            disconnect();
        else if ((message.equalsIgnoreCase("!wumpus")) && (!gameInProgress) || (message.equalsIgnoreCase("!start")) && (!gameInProgress)){
            sendMessage (channel, "Oh noes!");
            player = sender;
            arrows = 5;
            gameInProgress = true;
            generateMap (20);
            sendMessage (channel, "You'll still have to find me, " + sender + "! The game starts NOW!");
            actionText (getPlayerRoom());
        } else if ((message.charAt(0) == 'm') && (sender.equals (player))){
            int moveTo = getDigits(message);
            int moveFrom = getPlayerRoom();
            if (isValidTunnel(getTunnels(moveFrom), moveTo)){
                if (map.get(moveTo).equals(1)){
                    sendMessage (channel, "Muahaha! The Wumpus got ya!");
                    endGame("The game is over. You lose.");
                }else if (map.get(moveTo).equals(2)){
                    sendMessage (channel, "You fell down a shaft. ;_;");
                    endGame("The game is over. You lose.");
                }else if (map.get(moveTo).equals(3)){
                    sendMessage (channel, "Zap! Elsewhereville for you!");
                    map.set (moveFrom, 0);
                    addObject (4);
                    actionText (getPlayerRoom());
                } else {
                    map.set (moveTo, 4);
                    map.set (moveFrom, 0);
                    moving = false;
                    actionText (moveTo);
                }
            }else {
                sendMessage (channel, "That is not a valid room.");
            }
        } else if((message.charAt(0) == 's') && (sender.equals (player))){
            int shootTo = getDigits(message);
            if (isValidTunnel(getTunnels(getPlayerRoom()), shootTo)){
                if (shootTo == getWumpusRoom ()){
                    sendMessage (channel, "Noooo! You got me!");
                    endGame("The game is over. You win.");
                } else {
                    shooting = false;
                    map.set(getWumpusRoom(), 0);
                    addObject(1);
                    sendMessage (channel, "You missed the Wumpus.");
                    arrows--;
                    sendMessage (channel, "You have " + arrows + " arrows left.");
                    if (arrows == 0) endGame("The game is over. You lose.");
                    else actionText (getPlayerRoom());
                }
            }else{
                sendMessage (channel, "That is not a valid room.");
            }
        } else if ((message.equalsIgnoreCase ("!end")) && (sender.equals (player))
            || (message.equalsIgnoreCase ("!end")) && (hostname.equals ("private-A895A092.home.cgocable.net")) && (gameInProgress)) {
            sendMessage (channel, "Well I can't hunt myself, now, can I?");
            gameInProgress = false;
            player = "";
            sendMessage (channel, "The game is over!");
        }
    }
    
    public void onDisconnect() {
        System.exit (0);
    }
    
    public void onKick(String channel, String kickerNick, String kickerLogin, 
                        String kickerHostname, String recipientNick, String reason) {
        if (recipientNick.equals (getNick())){
            joinChannel (channel);
            sendMessage (channel, "Bite me, " + kickerNick + ".");
        }
    }
    
    // Generates a random map.
    public void generateMap (int mapSize) {
        map = new ArrayList (mapSize);
        for (int i = 0 ; i < mapSize ; i++)
            map.add (0);
        addObject (1);
        addObject (4);
        addObject (2);
        addObject (2);
        addObject (3);
        addObject (3);
    }
    
    // Adds objects to the map.
    public void addObject (int objectType){
        Random r = new Random ();
        int space = r.nextInt (20);
        while (!map.get(space).equals (0))
            space = r.nextInt (20);
        map.set (space, objectType);
    }
    
    // Returns the room that the player is in.
    public int getPlayerRoom () {
        for (int i = 0; i < map.size(); i++){
            if (map.get(i).equals(4))
                return i;
        }
        return -1;
    }
    
    // Returns the room that the Wumpus is in.
    public int getWumpusRoom () {
        for (int i = 0; i < map.size(); i++){
            if (map.get(i).equals(1))
                return i;
        }
        return -1;
    }
    
    // Returns a list of tunnels from a given room.
    public ArrayList getTunnels (int room){
        ArrayList tunnels = new ArrayList();
        if (room - 5 >= 0)
            tunnels.add (room - 5);
        if ((room != 4) && (room != 9) && (room != 14) && (room != 19))
            tunnels.add (room + 1);
        if ((room != 0) && (room != 5) && (room != 10) && (room != 15))
            tunnels.add (room - 1);
        if (room + 5 < 20)
            tunnels.add (room + 5);
        return tunnels;
    }
    
    // Returns whether or not there is a hazard in an adjoining room.
    public boolean isObjectClose (int object){
        int playerRoom = getPlayerRoom();
        boolean[] trues = new boolean[4];
        if (playerRoom - 5 >= 0)
            trues[0] = map.get(playerRoom - 5).equals(object);
        if ((playerRoom != 4) && (playerRoom != 9) && (playerRoom != 14) && (playerRoom != 19))
            trues[1] = map.get(playerRoom + 1).equals(object);
        if ((playerRoom != 0) && (playerRoom != 5) && (playerRoom != 10) && (playerRoom != 15))
            trues[2] = map.get(playerRoom - 1).equals(object);
        if (playerRoom + 5 < 20)
            trues[3] = map.get(playerRoom + 5).equals(object);
        return ((trues[0]) || (trues[1]) || (trues[2]) || (trues[3]));
    }
    
    // Displays the majority of the game text.
    public void actionText (int playerRoom){
        sendMessage (channel, "********************");
        if (isObjectClose(2)){sendMessage (channel, "You feel a draught.");}
        if (isObjectClose(3)){sendMessage (channel, "Bats nearby.");}
        if (isObjectClose(1)){sendMessage (channel, "You can smell the Wumpus!");}
        sendMessage (channel, "You are in room " + playerRoom + ".");
        sendMessage (channel, "Tunnels lead to rooms " + getTunnels(playerRoom).toString());
        sendMessage (channel, "Move or shoot? (M or S)");
    }
    
    // Returns whether the chosen tunnel is valid or not.
    public boolean isValidTunnel (ArrayList tunnels, int moveTo){
        int x = 0;
        for (int i = 0; i < tunnels.size(); i++){
            if ((int)Integer.parseInt(tunnels.get(i).toString()) == moveTo){
                x++;
            }
        }
        return x == 1;
    }
    
    // Parses the digits from a message.
    public int getDigits (String text){
        char[] chars;
        chars = text.toCharArray();
        text = "";
        for (int i = 0; i < chars.length; i++){
            if (Character.isDigit(chars[i])){
                text += chars[i];
            }
        }
        return (int)Integer.parseInt(text);
    }
    
    // Resets the game vars and displays a message.
    public void endGame (String text){
        gameInProgress = false;
        moving = false;
        shooting = false;
        player = "";
        sendMessage (channel, text);
    }
}