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

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

import java.util.*;


public final class ReloadCode extends GrantedCommand {

	public void processCommand() {
		if (commandParams != null) {
			try {
				commandParams = commandParams.trim();
				if (commandParams.equals("LOGIC")) {
					reloadLogic();
				} else {
					if (!commandParams.startsWith("plugin.")) {
						showHelp();
					} else {
						String pluginName = commandParams.substring("plugin.".length());
						PluginManager plm = Core.getPluginManager();
						Plugin p = plm.getPlugin(pluginName);
						if ("UNLOAD".equals(command.tag) || "RELOAD".equals(command.tag)) {
							if (p == null) {
								MessageOutFn.outln(console, "Plugin:{W'" + pluginName + "'{x was not loaded!");
							} else {
								for (Iterator it = p.getDependedPlugins().iterator(); it.hasNext();) {
									String childName = (String) it.next();
									MessageOutFn.outln(console, "Direct depended plugins to unload:{W'" + childName + "'{x");
								}
								MessageOutFn.outln(console, "Unloading plugin:{W'" + pluginName + "'{x");
								plm.unloadPlugin(p);
							}
						}
						if ("RELOAD".equals(command.tag) || "LOAD".equals(command.tag)) {
							if (plm.getPlugin(pluginName) != null) {
								MessageOutFn.outln(console, "Plugin:{W'" + pluginName + "'{x is already loaded");
							} else {
								MessageOutFn.outln(console, "Loading plugin:'{W" + pluginName + "'{x");
								plm.loadPlugin(pluginName);
							}
						}
					}
				}
			} catch (Exception e) {
				Log.error(e.getMessage(), e);
				MessageOutFn.outln(console, "{RReloading error!:" + e.getClass().getName() + "\n{G" + e.getMessage() + "{x");
			} catch (NoClassDefFoundError e) {
				MessageOutFn.outln(console, "{RCritical reloading error!:" + e.getClass().getName() + "\n{G" + e.getMessage() + "{x");
			}
		} else {
			showHelp();
		}
	}

	private void reloadLogic() {
		if (!"RELOAD".equals(command.tag)) {
			MessageOutFn.outln(console, "You can RELOAD logic classes only!");
		} else {
			// Moving all consoles to command mode!
			final ConsoleManager cm = Core.getConsoleManager();
			for (Iterator it = cm.consoles().iterator(); it.hasNext();) {
				Console c = (Console) it.next();
				final Player p = c.getPlayer();
				if (p != null) {
					Log.debug(p.asInteractive().getName() + " raw:" + c.isRawMode());
					if (c.isRawMode() && c.getPlayer() != null) {
						c.setCommandMode();
						MessageOutFn.outln(c, "{wCode reloaded!{x");
						ShowFn.showSpace(p.asReceptive(), p.asLocated().getLocation());
					} else {
						c.setCommandMode();
					}
				} else {// player is just logging in
					MessageOutFn.outln(c, "\n{wSorry, server code is reloading!{x");
					c.setCommandMode();
					ConsoleManager.closeConsole(c);
				}
			}
			Core.getLogicLoader().reload();
			MessageOutFn.outln(console, "{GLogic classes reloaded!{x"); // all classes in this code still from the old code
		}
	}


	public void showHelp() {
		if ("LOAD".equals(command.tag)) {
			MessageOutFn.outln(console, "This command loads plugins");
			MessageOutFn.outln(console, "Specify plugin name to load plugin: 'plugin.name...'");
		} else if ("RELOAD".equals(command.tag)) {
			MessageOutFn.outln(console, "This command reloads logic code");
			MessageOutFn.outln(console, "Specify 'LOGIC' to reload all classes in 'logic' package ");
			MessageOutFn.outln(console, "OR specify plugin name to reload plugin: 'plugin.name..'");
			MessageOutFn.outln(console, "WARN: all depended plugin will be unloaded and will not be loaded again!");
		} else if ("UNLOAD".equals(command.tag)) {
			MessageOutFn.outln(console, "This command unloads plugins");
			MessageOutFn.outln(console, "Specify plugin name to unload plugin: 'plugin.name..'");
			MessageOutFn.outln(console, "WARN: all depended plugin will be unloaded!");
		}
	}
}