/*
 * This program 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 3 of the License, or (at your option) any later version. This program 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 this program. If
 * not, see <http://www.gnu.org/licenses/>.
 */
package silentium.gameserver.skills.conditions;

import silentium.gameserver.skills.Env;

/**
 * The Class ConditionLogicOr.
 * 
 * @author mkizub
 */
public class ConditionLogicOr extends Condition
{

	private static Condition[] _emptyConditions = new Condition[0];
	public Condition[] conditions = _emptyConditions;

	/**
	 * Adds the.
	 * 
	 * @param condition
	 *            the condition
	 */
	public void add(Condition condition)
	{
		if (condition == null)
			return;
		if (getListener() != null)
			condition.setListener(this);
		final int len = conditions.length;
		final Condition[] tmp = new Condition[len + 1];
		System.arraycopy(conditions, 0, tmp, 0, len);
		tmp[len] = condition;
		conditions = tmp;
	}

	/**
	 * Sets the listener.
	 * 
	 * @param listener
	 *            the new listener
	 * @see silentium.gameserver.skills.conditions.Condition#setListener(silentium.gameserver.skills.conditions.ConditionListener)
	 */
	@Override
	void setListener(ConditionListener listener)
	{
		if (listener != null)
		{
			for (Condition c : conditions)
				c.setListener(this);
		}
		else
		{
			for (Condition c : conditions)
				c.setListener(null);
		}
		super.setListener(listener);
	}

	/**
	 * Test impl.
	 * 
	 * @param env
	 *            the env
	 * @return true, if successful
	 * @see silentium.gameserver.skills.conditions.Condition#testImpl(silentium.gameserver.skills.Env)
	 */
	@Override
	public boolean testImpl(Env env)
	{
		for (Condition c : conditions)
		{
			if (c.test(env))
				return true;
		}
		return false;
	}

}