package net.ME1312.SubServers.Client.Sponge.Network.Packet;

import net.ME1312.SubServers.Client.Sponge.Library.Config.YAMLSection;
import net.ME1312.SubServers.Client.Sponge.Library.Util;
import net.ME1312.SubServers.Client.Sponge.Library.Version.Version;
import net.ME1312.SubServers.Client.Sponge.Network.PacketIn;
import net.ME1312.SubServers.Client.Sponge.Network.PacketOut;
import net.ME1312.SubServers.Client.Sponge.Network.SubDataClient;
import net.ME1312.SubServers.Client.Sponge.SubPlugin;
import org.slf4j.Logger;

import java.lang.reflect.Field;
import java.lang.reflect.Method;

/**
 * Link Server Packet
 */
public class PacketLinkServer implements PacketIn, PacketOut {
    private SubPlugin plugin;
    private Logger log = null;

    /**
     * New PacketLinkServer
     *
     * @param plugin SubServers.Client
     */
    public PacketLinkServer(SubPlugin plugin) {
        if (Util.isNull(plugin)) throw new NullPointerException();
        this.plugin = plugin;
        try {
            Field f = SubDataClient.class.getDeclaredField("log");
            f.setAccessible(true);
            this.log = (Logger) f.get(null);
            f.setAccessible(false);
        } catch (IllegalAccessException | NoSuchFieldException e) {}
    }

    @Override
    public YAMLSection generate() {
        YAMLSection json = new YAMLSection();
        if (plugin.subdata.getName() != null) json.set("name", plugin.subdata.getName());
        if (plugin.game.getServer().getBoundAddress().isPresent()) json.set("port", plugin.game.getServer().getBoundAddress().get());
        return json;
    }

    @Override
    public void execute(YAMLSection data) {
        if (data.getInt("r") == 0) {
            try {
                if (data.contains("n")) {
                    Field f = SubDataClient.class.getDeclaredField("name");
                    f.setAccessible(true);
                    f.set(plugin.subdata, data.getRawString("n"));
                    f.setAccessible(false);
                }
                Method m = SubDataClient.class.getDeclaredMethod("init");
                m.setAccessible(true);
                m.invoke(plugin.subdata);
                m.setAccessible(false);
            } catch (Exception e) {}
        } else {
            try {
                if (data.getInt("r") == 2) {
                    if (!plugin.config.get().getSection("Settings").getSection("SubData").contains("Name")) {
                        plugin.config.get().getSection("Settings").getSection("SubData").set("Name", "undefined");
                        plugin.config.save();
                    }
                }
            } catch (Exception e) {}
            log.info("Could not link name with server: " + data.getRawString("m"));
            plugin.disable(null);
        }
    }

    @Override
    public Version getVersion() {
        return new Version("2.11.0a");
    }
}