/*
 * BAGSMain.bsh
 *
 * Copyright 2005 M. Aaron Wadley
 *
 * This file is part of BAGS (Beany Adventure Game System).
 * BAGS (Beany Adventure Game System) is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * BAGS (Beany Adventure Game System) is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with BAGS (Beany Adventure Game System); if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */
import java.util.*;
import java.io.*;

TRUE="true";
FALSE="false";

isNotNull(obj) {
	if (obj != void && obj != null) {
		return true;
	} else {
		return false;
	}
}

isNull(obj) {
	if (obj == void || obj == null) {
		return true;
	} else {
		return false;
	}
}

isTrue(String toCompare) {
	if (toCompare.equalsIgnoreCase(TRUE)) {
		return true;
	} else {
		return false;
	}
}

isFalse(String toCompare) {
	if (toCompare.equalsIgnoreCase(FALSE)) {
		return true;
	} else {
		return false;
	}
}

toggleBoolean(toToggle) {
	if (isTrue(toToggle)) {
		return FALSE;
	} else {
		return TRUE;
	}
}

/* Display options */
if (showTurns==void) {
	showTurns   = TRUE;
}
if (showStatus==void) {
	showStatus  = TRUE;
}
if (showRoom==void) {
	showRoom    = TRUE;
}
if (debugInGame==void) {
	debugInGame = FALSE;
}
if (displayGameInfo==void) {
	displayGameInfo = TRUE;
}
if (displayBAGSInfo==void) {
	displayBAGSInfo = TRUE;
}
if (loglevel==void) {
	loglevel = null;
}

logThreshold=10;

historyLines = 1000;

game;

/**
 * Main object.
 */
BAGSMain() {
	HOME=System.getenv("HOME");
	File bagsPrefsFile = new File(HOME + ".bagsrc");
	selectGame() {
		JFileChooser chooser = new JFileChooser(HOME);
		BAGSGameFilter gameFilter = new BAGSGameFilter();
		chooser.addChoosableFileFilter(gameFilter);
		int returnVal = chooser.showOpenDialog(null);
		if(returnVal == JFileChooser.APPROVE_OPTION) {
			return chooser.getSelectedFile().getAbsolutePath();
		} else {
			result = JOptionPane.showConfirmDialog(null, "Are you sure you want to quit?", "Exit confirmation", JOptionPane.YES_NO_OPTION);
			if (result == JOptionPane.OK_OPTION) {
				exit();
			} else {
				return "";
			}
		}
	}

	gameId;

	pathToGame;
	cwd;

	File f = new File(jarFileName);

	if (jarFileName == null || jarFileName.equals("")) {
		while((jarFileName=selectGame()).equals("")) { }
		f = new File(jarFileName);
	}

	if (f.getName().endsWith(".jar")) {
		// Extract the jar file with the game
		JarExtractor extractor = new JarExtractor(jarFileName, BAGS_GAMES);
		extractor.extract();

		// Get the game ID
		String jarFileNameOnly = f.getName();
		gameId = jarFileNameOnly.split("\\.")[0];
	} else if (f.getName().equals("bags.properties")) {
		if (File.separator.equals("\\")) {
			separator = "\\\\";
		} else {
			separator = File.separator;
		}
		String[] paths = f.getAbsolutePath().split(separator);
		l = paths.length;

		gameId = paths[l-2];

		i = f.getAbsolutePath().indexOf(gameId);
		BAGS_GAMES=f.getAbsolutePath().substring(0,i);
	}

	/**
	 * Main method
	 */
	runGame() {
		try {
			//pwd();
			// Load the BAGS code
			source("BAGSGame.bsh");
		} catch(Exception ex) {
			ex.printStackTrace();
		}
		/** The BAGS game */
		game = Game();
		try {
			source(preloadFile);
		} catch(ex) {
			ex.printStackTrace();
		}
		game.displayIntro();
		game.showLocation();

	}


	return this;
}

bagsMain = BAGSMain();