/*
 * Forge Mod Loader
 * Copyright (c) 2012-2013 cpw.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Lesser Public License v2.1
 * which accompanies this distribution, and is available at
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 *
 * Contributors:
 *     cpw - implementation
 */

package org.ultramine.bootstrap.versioning;

public class DefaultArtifactVersion implements ArtifactVersion
{
	private ComparableVersion comparableVersion;
	private String label;
	private boolean unbounded;
	private VersionRange range;

	public DefaultArtifactVersion(String versionNumber)
	{
		comparableVersion = new ComparableVersion(versionNumber);
		range = VersionRange.createFromVersion(versionNumber, this);
	}

	public DefaultArtifactVersion(String label, VersionRange range)
	{
		this.label = label;
		this.range = range;
	}
	public DefaultArtifactVersion(String label, String version)
	{
		this(version);
		this.label = label;
	}

	public DefaultArtifactVersion(String string, boolean unbounded)
	{
		this.label = string;
		this.unbounded = true;
	}

	@Override
	public boolean equals(Object obj)
	{
		return ((DefaultArtifactVersion)obj).containsVersion(this);
	}

	@Override
	public int compareTo(ArtifactVersion o)
	{
		return unbounded ? 0 : this.comparableVersion.compareTo(((DefaultArtifactVersion)o).comparableVersion);
	}

	@Override
	public String getLabel()
	{
		return label;
	}

	@Override
	public boolean containsVersion(ArtifactVersion source)
	{
		if (!source.getLabel().equals(getLabel()))
		{
			return false;
		}
		if (unbounded)
		{
			return true;
		}
		if (range != null)
		{
			return range.containsVersion(source);
		}
		else
		{
			return false;
		}
	}

	@Override
	public String getVersionString()
	{
		return comparableVersion == null ? "unknown" : comparableVersion.toString();
	}

	@Override
	public String getRangeString()
	{
		return range == null ? "any" : range.toString();
	}
	@Override
	public String toString()
	{
		return label == null ? comparableVersion.toString() : label + ( unbounded ? "" : "@" + range);
	}

	public VersionRange getRange()
	{
		return range;
	}
}