package com.repdev.launcher;

import java.io.BufferedReader;

import java.io.InputStreamReader;

import java.io.PrintStream;

import java.text.SimpleDateFormat;

import java.util.Date;

/**

 * This is a <s>simple</s> launcher for a JAR file that will be wrapped with Launch4J to create

 * a nice friendly repdev.exe that will run for anyone.

 * 

 * Supports logging all output to a file, subversion updating (or not with the arg --no-update)

 * 

 * @author Ryan Schultz

 *

 */

public class Launcher {

	private static final String date = SimpleDateFormat.getInstance().format(new Date());

	public static void main(String[] args) throws Exception {

		boolean log = false;

		for(String arg: args) {

			if( arg.equals("--log") )

				log = true;

			if( arg.equals("--help") || arg.equals("-h") ) {

				usage();

				System.exit(1);

			}

		}

		if( log ) {

			PrintStream stderr = new PrintStream("stderr.txt");	

			System.setErr(stderr);

			PrintStream stdout = new PrintStream("stdout.txt");

			System.setOut(stdout);

			System.out.println(">> RepDev Started via launcher with logging");

			System.out.println(">> Started: " + date + "\n");

			System.err.println(">> RepDev Started via launcher with logging");

			System.err.println(">> Started: " + date + "\n");

		}

		// Finally, we launch repdev...

		com.repdev.RepDevMain.main(args);		

	}

	private static void usage() {

		String[] usage = {

				"RepDev Launcher - Usage:",

				"",

				"\tCommand\tAction",

				"\t--help or -h\tThis message",

				"\t--log\tLog all output to stdout.txt and stderr.txt",

				"",

		};

		for( String line: usage )

			System.out.println(line);

	}

}