/*******************************************************************************
 * Copyright (c) 2015 Jeff Martin.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Lesser General Public
 * License v3.0 which accompanies this distribution, and is available at
 * http://www.gnu.org/licenses/lgpl.html
 * <p>
 * Contributors:
 * Jeff Martin - initial API and implementation
 ******************************************************************************/

package cuchaz.enigma;

import cuchaz.enigma.gui.Gui;
import cuchaz.enigma.translation.mapping.serde.MappingFormat;

import java.io.File;
import java.nio.file.Files;
import java.nio.file.Path;

public class Main {

	public static void main(String[] args) throws Exception {
		Gui gui = new Gui();

		// parse command-line args
		if (args.length >= 1) {
			gui.getController().openJar(getFile(args[0]).toPath());
		}
		if (args.length >= 2) {
			Path mappingsFile = getFile(args[1]).toPath();
			if (Files.isDirectory(mappingsFile)) {
				gui.getController().openMappings(MappingFormat.ENIGMA_DIRECTORY, mappingsFile);
			} else {
				gui.getController().openMappings(MappingFormat.ENIGMA_FILE, mappingsFile);
			}
		}

		// DEBUG
		//gui.getController().openDeclaration(new ClassEntry("none/byp"));
	}

	private static File getFile(String path) {
		// expand ~ to the home dir
		if (path.startsWith("~")) {
			// get the home dir
			File dirHome = new File(System.getProperty("user.home"));

			// is the path just ~/ or is it ~user/ ?
			if (path.startsWith("~/")) {
				return new File(dirHome, path.substring(2));
			} else {
				return new File(dirHome.getParentFile(), path.substring(1));
			}
		}

		return new File(path);
	}
}