/**
 * Copyright (c) <2012>, Oleg Romanovskiy <shedarhome@gmail.com> aka Shedar
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the author nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

package org.modstats;

import cpw.mods.fml.common.FMLLog;

public class Modstats
{
	private static final Modstats INSTANCE = new Modstats();
	private static final String CLASS_TEMPLATE = "org.modstats.reporter.v%d.Reporter";
	private IModstatsReporter reporter;

	private Modstats()
	{
		reporter = locateReporter();
	}

	public IModstatsReporter getReporter()
	{
		return reporter;
	}

	private IModstatsReporter locateReporter()
	{
		int i = 1;
		Class<?> latest = null;
		while (i < 100)
		{
			try
			{
				Class<?> candidate = Class.forName(String.format(CLASS_TEMPLATE, i));
				if (IModstatsReporter.class.isAssignableFrom(candidate))
				{
					latest = candidate;
				}
			}
			catch (Exception e)
			{
				break;
			}
			i++;
		}
		if (latest == null)
		{
			FMLLog.warning("Modstats reporter class not found.");
		}
		else
		{
			try
			{
				return (IModstatsReporter) latest.newInstance();
			}
			catch (Exception e)
			{
				FMLLog.warning("Modstats reporter class can't be instantiated.");
			}
		}
		return null;
	}

	public static Modstats instance()
	{
		return INSTANCE;
	}

}