StatusCommand.java

/**
 * Copyright (C) 2014 zml (netevents@zachsthings.com)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.zachsthings.netevents;

import com.zachsthings.netevents.ping.PingEvent;
import org.bukkit.ChatColor;
import org.bukkit.command.Command;
import org.bukkit.command.CommandExecutor;
import org.bukkit.command.CommandSender;

import java.io.IOException;
import java.util.logging.Level;

/**
 * Command that provides status report
 */
class StatusCommand implements CommandExecutor {
    private static String text(String... args) {
        StringBuilder build = new StringBuilder(ChatColor.BLUE.toString());
        for (String arg : args) {
            build.append(arg).append(ChatColor.BLUE);
        }
        return build.toString();
    }

    private static String error(String args) {
        return ChatColor.RED + args;
    }

    private static String hl(String text) {
        return ChatColor.YELLOW + text;
    }

    private final NetEventsPlugin plugin;

    public StatusCommand(NetEventsPlugin plugin) {
        this.plugin = plugin;
    }

    @Override
    public boolean onCommand(CommandSender sender, Command command, String label, String[] args) {
        if (args.length == 0) {
            sender.sendMessage(text("NetEvents version ", hl(plugin.getDescription().getVersion())));
            sender.sendMessage(text("Remote listener bound to ", hl(plugin.getBoundAddress().toString())));
            sender.sendMessage(text("Connected servers:"));
            for (Forwarder f : plugin.getForwarders()) {
                if (f.isActive()) {
                    sender.sendMessage(text("- ", hl(f.getRemoteAddress().toString())));
                } else if (f.getRemoteAddress() != null) {
                    sender.sendMessage(text("- ", ChatColor.RED + f.getRemoteAddress().toString()));
                }
            }
            sender.sendMessage(error("Usage: /" + label + " <reload|tryconnect|ping|debug>"));
        } else {
            final String commandLabel = args[0];
            if (commandLabel.equals("reload")) {
                try {
                    plugin.reload();
                    sender.sendMessage(text("NetEvents reloaded"));
                } catch (IOException e) {
                    sender.sendMessage(error("Error reloading. See console for details."));
                    plugin.getLogger().log(Level.SEVERE, "Error reloading", e);
                }

            } else if (commandLabel.equals("tryconnect")) {
                plugin.getReconnectTask().attemptAllNext();
                sender.sendMessage(text("Attempting to reconnect to all errored servers next second"));
            } else if (commandLabel.equals("ping")) {
                plugin.callEvent(new PingEvent());
                sender.sendMessage(text("Sent ping to all connected servers"));
            } else if (commandLabel.equals("debug")) {
                final boolean debugState = !plugin.hasDebugMode();
                plugin.setDebugMode(debugState);
                sender.sendMessage(text("Debug mode ", hl(debugState ? "enabled" : "disabled")));
            } /* else if (commandLabel.equals("connect")) {
                if (args.length < 2) {
                    sender.sendMessage("Not enough arguments! Usage: /" + commandLabel + " connect <server>");
                    return true;
                }
            }*/
        }
        return true;
    }
}