/*
* This file is part of Skript.
*
* Skript 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.
*
* Skript 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 Skript. If not, see <http://www.gnu.org/licenses/>.
*
*
* Copyright 2011-2014 Peter Güttinger
*
*/
package ch.njol.skript.command;
import static org.bukkit.ChatColor.*;
import java.util.LinkedHashMap;
import java.util.Map.Entry;
import org.bukkit.command.CommandSender;
import org.eclipse.jdt.annotation.Nullable;
import ch.njol.skript.Skript;
import ch.njol.skript.localization.ArgsMessage;
import ch.njol.skript.localization.Message;
import ch.njol.skript.util.Color;
/**
* @author Peter Güttinger
*/
public class CommandHelp {
private final static String DEFAULTENTRY = "description";
private final static ArgsMessage m_invalid_argument = new ArgsMessage("commands.invalid argument");
private final static Message m_usage = new Message("commands.usage");
private String command;
@Nullable
private Message description = null;
private final String argsColor;
@Nullable
private String langNode = null;
private final LinkedHashMap<String, Object> arguments = new LinkedHashMap<String, Object>();
@Nullable
private Message wildcardArg = null;
public CommandHelp(final String command, final Color argsColor, final String langNode) {
this.command = command;
this.argsColor = "" + argsColor.getChat();
this.langNode = langNode;
description = new Message(langNode + "." + DEFAULTENTRY);
}
public CommandHelp(final String command, final Color argsColor) {
this.command = command;
this.argsColor = "" + argsColor.getChat();
}
public CommandHelp add(final String argument) {
if (langNode == null) {
if (argument.startsWith("<") && argument.endsWith(">")) {
final String carg = GRAY + "<" + argsColor + argument.substring(1, argument.length() - 1) + GRAY + ">";
arguments.put(carg, argument);
} else {
arguments.put(argument, null);
}
} else {
if (argument.startsWith("<") && argument.endsWith(">")) {
final String carg = GRAY + "<" + argsColor + argument.substring(1, argument.length() - 1) + GRAY + ">";
wildcardArg = new Message(langNode + "." + argument);
arguments.put(carg, wildcardArg);
} else {
arguments.put(argument, new Message(langNode + "." + argument));
}
}
return this;
}
public CommandHelp add(final CommandHelp help) {
arguments.put(help.command, help);
help.onAdd(this);
return this;
}
protected void onAdd(final CommandHelp parent) {
langNode = parent.langNode + "." + command;
description = new Message(langNode + "." + DEFAULTENTRY);
command = parent.command + " " + parent.argsColor + command;
for (final Entry<String, Object> e : arguments.entrySet()) {
if (e.getValue() instanceof CommandHelp) {
((CommandHelp) e.getValue()).onAdd(this);
} else {
if (e.getValue() != null) { // wildcard arg
wildcardArg = new Message(langNode + "." + e.getValue());
e.setValue(wildcardArg);
} else {
e.setValue(new Message(langNode + "." + e.getKey()));
}
}
}
}
public boolean test(final CommandSender sender, final String[] args) {
return test(sender, args, 0);
}
private boolean test(final CommandSender sender, final String[] args, final int index) {
if (index >= args.length) {
showHelp(sender);
return false;
}
final Object help = arguments.get(args[index].toLowerCase());
if (help == null && wildcardArg == null) {
showHelp(sender, m_invalid_argument.toString(argsColor + args[index]));
return false;
}
if (help instanceof CommandHelp)
return ((CommandHelp) help).test(sender, args, index + 1);
return true;
}
public void showHelp(final CommandSender sender) {
showHelp(sender, m_usage.toString());
}
private void showHelp(final CommandSender sender, final String pre) {
Skript.message(sender, pre + " " + command + " " + argsColor + "...");
for (final Entry<String, Object> e : arguments.entrySet()) {
Skript.message(sender, " " + argsColor + e.getKey() + " " + GRAY + "-" + RESET + " " + e.getValue());
}
}
@Override
public String toString() {
return "" + description;
}
}