ViaVersion/velocity/src/main/java/us/myles/ViaVersion/velocity/listeners/ElytraPatch.java

45 lines
1.7 KiB
Java

package us.myles.ViaVersion.velocity.listeners;
import com.velocitypowered.api.event.PostOrder;
import com.velocitypowered.api.event.Subscribe;
import com.velocitypowered.api.event.player.ServerConnectedEvent;
import us.myles.ViaVersion.api.PacketWrapper;
import us.myles.ViaVersion.api.Via;
import us.myles.ViaVersion.api.data.UserConnection;
import us.myles.ViaVersion.api.minecraft.metadata.Metadata;
import us.myles.ViaVersion.api.minecraft.metadata.types.MetaType1_9;
import us.myles.ViaVersion.api.type.Type;
import us.myles.ViaVersion.api.type.types.version.Types1_9;
import us.myles.ViaVersion.protocols.base.ProtocolInfo;
import us.myles.ViaVersion.protocols.protocol1_9to1_8.Protocol1_9TO1_8;
import us.myles.ViaVersion.protocols.protocol1_9to1_8.storage.EntityTracker;
import java.util.Collections;
/*
* This patches https://github.com/ViaVersion/ViaVersion/issues/555
*/
public class ElytraPatch {
@Subscribe(order = PostOrder.LAST)
public void onServerConnected(ServerConnectedEvent event) {
UserConnection user = Via.getManager().getConnection(event.getPlayer().getUniqueId());
if (user == null) return;
try {
if (user.get(ProtocolInfo.class).getPipeline().contains(Protocol1_9TO1_8.class)) {
int entityId = user.get(EntityTracker.class).getProvidedEntityId();
PacketWrapper wrapper = new PacketWrapper(0x39, null, user);
wrapper.write(Type.VAR_INT, entityId);
wrapper.write(Types1_9.METADATA_LIST, Collections.singletonList(new Metadata(0, MetaType1_9.Byte, (byte) 0)));
wrapper.send(Protocol1_9TO1_8.class);
}
} catch (Exception e) {
e.printStackTrace();
}
}
}