import io.netty.channel.Channel;
import java.lang.reflect.Constructor;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.Collection;
import org.bukkit.Bukkit;
import org.bukkit.entity.Player;

public final class d91da {
    private static final String e907 = "MINECRAFT";
    private static Constructor c;
    private static Constructor b28;
    private static final Method db;
    private static final Field d07;
    private static final Field c8f92;
    private static Field fed;

    public static Class e907(String string) {
        String string2 = Bukkit.getServer().getClass().getPackage().getName().replace(".", ",").split(",")[3];
        return Class.forName("net." + "MINECRAFT".toLowerCase() + ".server." + string2 + "." + string, true, Bukkit.class.getClassLoader());
    }

    public static Class c(String string) {
        String string2 = Bukkit.getServer().getClass().getPackage().getName().replace(".", ",").split(",")[3];
        return Class.forName("org.bukkit.craftbukkit." + string2 + "." + string, true, Bukkit.class.getClassLoader());
    }

    public static Object e907(short s, byte[] arrby) {
        if (b28 != null) {
            return b28.newInstance(s, Byte.valueOf(4), false, new ArrayList(), arrby, 0, 0, 128, 128);
        }
        return c.newInstance(s, Byte.valueOf(4), new ArrayList(), arrby, 0, 0, 128, 128);
    }

    public static Channel e907(Player object) {
        object = db.invoke(object, new Object[0]);
        object = d07.get(object);
        object = c8f92.get(object);
        return (Channel)fed.get(object);
    }

    static {
        try {
            try {
                b28 = d91da.e907("PacketPlayOutMap").getConstructor(Integer.TYPE, Byte.TYPE, Boolean.TYPE, Collection.class, byte[].class, Integer.TYPE, Integer.TYPE, Integer.TYPE, Integer.TYPE);
            }
            catch (NoSuchMethodException noSuchMethodException) {
                c = d91da.e907("PacketPlayOutMap").getConstructor(Integer.TYPE, Byte.TYPE, Collection.class, byte[].class, Integer.TYPE, Integer.TYPE, Integer.TYPE, Integer.TYPE);
            }
            db = d91da.c("entity.CraftPlayer").getMethod("getHandle", new Class[0]);
            d07 = d91da.e907("EntityPlayer").getDeclaredField("playerConnection");
            c8f92 = d91da.e907("PlayerConnection").getDeclaredField("networkManager");
            for (Field field : d91da.e907("NetworkManager").getDeclaredFields()) {
                if (field.getType() != Channel.class) continue;
                fed = field;
            }
            if (fed == null) {
                throw new RuntimeException("Could not find field with type channel in class NetworkManager");
            }
            fed.setAccessible(true);
            return;
        }
        catch (ClassNotFoundException | NoSuchFieldException | NoSuchMethodException | SecurityException exception) {
            throw new RuntimeException(exception);
        }
    }
}