package net.sourceforge.pain.logic.event.console;

import net.sourceforge.pain.data.type.*;
import net.sourceforge.pain.logic.fn.*;
import net.sourceforge.pain.network.console.*;
import net.sourceforge.pain.plugin.command.*;

/** Abstract class for any console command impl
 * User: fmike  Date: Jan 16, 2003  Time: 4:16:04 AM
 */
public abstract class CommandHandler {

	public TextCommand command;
	public Console console;
	public Player player;
	public String commandParams;

	public abstract void processCommand() throws Exception;

	/** default Impl. Sould be overriden */
	public void showHelp() {
		MessageOutFn.outln(console, "no help found for " + command.name + "\n");
	}

	/**
	 * called if command is not accessible by player  (lack of skill...)
	 * default impl. Any specific command is allowed to everride this method
	 */
	public void processNotAccessible() {
		ConsoleInputEvent.processFailedCommand(console);
	}


	/**
	 * checks is command accessible for player.
	 * automatically called before processCommand method call
	 * By default checks player rejection command list.
	 * Should be overriden in subclass to add more conditions.
	 * Implementation should not do anything except accessibility checking
	 */
	public boolean isAccessible() {
		return !player.getRejectedCommands().contains(command.commandClassName);
	}

}