/*
 * 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 net.sf.l2j.gameserver.scripting;

import java.io.File;
import java.io.FileNotFoundException;

import javax.script.ScriptException;

/**
 * Abstract class for classes that are meant to be implemented by scripts.<BR>
 * 
 * @author  KenM
 */
public abstract class ManagedScript
{
    private File _scriptFile;
    private long _lastLoadTime;
    private boolean _isActive;
    
    public ManagedScript()
    {
        _scriptFile = L2ScriptEngineManager.getInstance().getCurrentLoadingScript();
        this.setLastLoadTime(System.currentTimeMillis());
    }
    
    /**
     * Attempts to reload this script and to refresh the necessary bindings with it ScriptControler.<BR>
     * Subclasses of this class should override this method to properly refresh their bindings when necessary.
     * 
     * @return true if and only if the scrip was reloaded, false otherwise.
     */
    public boolean reload()
    {
        try
        {
            L2ScriptEngineManager.getInstance().executeScript(getScriptFile());
            return true;
        }
        catch (FileNotFoundException e)
        {
            return false;
        }
        catch (ScriptException e)
        {
            return false;
        }
    }
    
    public abstract boolean unload();
    
    public void setActive(boolean status)
    {
        _isActive = status;
    }
    
    public boolean isActive()
    {
        return _isActive;
    }

    /**
     * @return Returns the scriptFile.
     */
    public File getScriptFile()
    {
        return _scriptFile;
    }

    /**
     * @param lastLoadTime The lastLoadTime to set.
     */
    protected void setLastLoadTime(long lastLoadTime)
    {
        _lastLoadTime = lastLoadTime;
    }

    /**
     * @return Returns the lastLoadTime.
     */
    protected long getLastLoadTime()
    {
        return _lastLoadTime;
    }
    
    public abstract String getScriptName();
    
    public abstract ScriptManager<?> getScriptManager();
}
