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

import net.sourceforge.pain.*;
import net.sourceforge.pain.data.*;
import net.sourceforge.pain.data.prototype.*;
import net.sourceforge.pain.data.type.*;
import net.sourceforge.pain.logic.fn.*;
import net.sourceforge.pain.logic.fn.factory.*;
import net.sourceforge.pain.network.console.*;

import java.util.*;

/**
 * PAiN  Date: 05.06.2003  Time: 1:40:02
 */
public final class BC_Del extends BuilderCommand {

	public void processBuilderCommand(BuilderShell p, String args) throws Exception {
		if (args == null) {
			showUsage(p.console);
			return;
		}
		Prototype r = p.builder.getEditedRole();
		if (r == null) {
			MessageOutFn.outln(p.console, "No active prototype found");
			return;
		}
		PrototypeInfo pi = (PrototypeInfo) r.getRole(PrototypeInfo.class);
		if (!args.equals(pi.getVnum())) {
			MessageOutFn.outln(p.console, "Invalid vnum specified: '" + args + "'");
			MessageOutFn.outln(p.console, "Active prototype vnum: '" + pi.getVnum() + "' name:" + pi.getName());
			return;
		}
		// ok removal:
		ResetGroupRegistry rgr = Core.getWorld().getResetGroupRegistry();
		ArrayList resetsToDelete = new ArrayList();
		int totalRemoved = 0;
		for (Iterator it = rgr.getResetGroups().iterator(); it.hasNext();) {
			ResetGroup rg = (ResetGroup) it.next();
			resetsToDelete.clear();
			final Set resets = rg.getResets();
			for (Iterator it2 = resets.iterator(); it2.hasNext();) {
				Reset reset = (Reset) it2.next();
				if (reset.getResettedPrototype() == pi) {
					resetsToDelete.add(pi);
					SpaceReset sr = (SpaceReset) reset.getRole(SpaceReset.class);
					if (sr != null) {
						MessageOutFn.outln(p.console, "Removing reset from group:" + rg.getGroupId() + " space:" + sr.getLocation().getName());
					} else {
						MessageOutFn.outln(p.console, "Removing reset from group:" + rg.getGroupId());
					}
				}
			}
			totalRemoved += resetsToDelete.size();
			resets.removeAll(resetsToDelete);
		}
		String name = pi.getName();
		String vnum = pi.getVnum();
		removeFromBuilderLists(pi);
		GlobalFactory.destroyObject(pi);
		MessageOutFn.outln(p.console, "Total resets removed: " + totalRemoved);
		MessageOutFn.outln(p.console, "Prototype: " + vnum + "/" + name + " removed");
	}

	private void removeFromBuilderLists(PrototypeInfo pi) {
		for(Iterator it = Core.getDB().getDbClass(Builder.class).extentIterator(false); it.hasNext();) {
			Builder b = (Builder) it.next();
			b.getEditedPrototypesList().remove(pi);
		}
		return;
	}

	public void showUsage(Console console) {
		MessageOutFn.outln(console, "DEL:Command syntax <VNUM>\n");
	}

	public void showHelp(Console console) {
		MessageOutFn.outln(console, "Builder command DEL removes  the prototype and all it's resets");
		MessageOutFn.outln(console, "To avoid accidental prototype removal this command removes only");
		MessageOutFn.outln(console, "active prototype (command 'USE' makes prototype active and VNUM used as confirmation");
		MessageOutFn.outln(console, "Usage: del <VNUM>");
	}

}