Add Sneaking

Add HeadYaw
Add Animation

src/de/steamwar/spectatesystem/FightserverConnection.java

@@ -22,6 +22,11 @@ public class FightserverConnection implements PacketSource {
         return inputStream.readByte();
     }
 
+    @Override
+    public boolean rBoolean() throws IOException {
+        return inputStream.readBoolean();
+    }
+
     @Override
     public short rShort() throws IOException {
         return inputStream.readShort();

src/de/steamwar/spectatesystem/PacketProcessor.java

@@ -31,7 +31,6 @@ class PacketProcessor {
         if(user == null)
             throw new IOException("Unknown user " + userId);
 
-        System.out.println("Player " + user.getUserName() + " spawned!");
         new RPlayer(user.getUUID(), user.getUserName(), entityId);
     }
 
@@ -42,8 +41,9 @@ class PacketProcessor {
         double locZ = source.rDouble();
         float pitch = source.rFloat();
         float yaw = source.rFloat();
+        byte headYaw = source.rByte();
 
-        REntity.getEntity(entityId).move(locX, locY, locZ, yaw, pitch);
+        REntity.getEntity(entityId).move(locX, locY, locZ, yaw, pitch, headYaw);
     }
 
     private void entityDespawns() throws IOException{
@@ -52,6 +52,20 @@ class PacketProcessor {
         REntity.getEntity(entityId).remove();
     }
 
+    private void entitySneak() throws IOException {
+        int entityId = source.rInt();
+        boolean sneaking = source.rBoolean();
+
+        REntity.getEntity(entityId).sneak(sneaking);
+    }
+
+    private void entityAnimation() throws IOException {
+        int entityId = source.rInt();
+        byte animation = source.rByte();
+
+        REntity.getEntity(entityId).animation(animation);
+    }
+
     private void send(ChatMessageType type) throws IOException {
         String message = source.rString();
 
@@ -91,6 +105,12 @@ class PacketProcessor {
                     case 0x02:
                         entityDespawns();
                         break;
+                    case 0x03:
+                        entitySneak();
+                        break;
+                    case 0x04:
+                        entityAnimation();
+                        break;
                     case 0x30:
                         block();
                         break;
@@ -109,7 +129,7 @@ class PacketProcessor {
                 }
             }
         } catch (EOFException e) {
-            Bukkit.getLogger().log(Level.INFO, "End of file", e);
+            Bukkit.getLogger().log(Level.INFO, "The FightServer is offline");
             source.close();
         } catch(IOException e){
             Bukkit.getLogger().log(Level.WARNING, "Could not recieve packet", e);

src/de/steamwar/spectatesystem/PacketSource.java

@@ -5,6 +5,7 @@ import java.io.IOException;
 public interface PacketSource {
 
     byte rByte() throws IOException;
+    boolean rBoolean() throws IOException;
     short rShort() throws IOException;
     int rInt() throws IOException;
     long rLong() throws IOException;

src/de/steamwar/spectatesystem/elements/REntity.java

@@ -1,9 +1,6 @@
 package de.steamwar.spectatesystem.elements;
 
-import net.minecraft.server.v1_15_R1.Entity;
+import net.minecraft.server.v1_15_R1.*;
-import net.minecraft.server.v1_15_R1.PacketPlayOutEntityDestroy;
-import net.minecraft.server.v1_15_R1.PacketPlayOutEntityTeleport;
-import net.minecraft.server.v1_15_R1.PlayerConnection;
 import org.bukkit.Bukkit;
 import org.bukkit.craftbukkit.v1_15_R1.entity.CraftPlayer;
 import org.bukkit.entity.Player;
@@ -39,12 +36,15 @@ public abstract class REntity {
         return entities.get(internalId);
     }
 
-    public void move(double x, double y, double z, float yaw, float pitch){
+    public void move(double x, double y, double z, float yaw, float pitch, byte headYaw){
         entity.setLocation(x, y, z, yaw, pitch);
+        entity.setHeadRotation(headYaw);
         PacketPlayOutEntityTeleport packet = new PacketPlayOutEntityTeleport(entity);
+        PacketPlayOutEntityHeadRotation packetHeadRotation = new PacketPlayOutEntityHeadRotation(entity, headYaw);
         for(Player player : Bukkit.getOnlinePlayers()){
             PlayerConnection connection = ((CraftPlayer)player).getHandle().playerConnection;
             connection.sendPacket(packet);
+            connection.sendPacket(packetHeadRotation);
         }
     }
 
@@ -57,6 +57,23 @@ public abstract class REntity {
         entities.remove(internalId);
     }
 
+    public void sneak(boolean sneaking) {
+        entity.setSneaking(sneaking);
+        PacketPlayOutEntityMetadata packet = new PacketPlayOutEntityMetadata(0, entity.getDataWatcher(), sneaking);
+        for(Player player : Bukkit.getOnlinePlayers()){
+            PlayerConnection connection = ((CraftPlayer)player).getHandle().playerConnection;
+            connection.sendPacket(packet);
+        }
+    }
+
+    public void animation(byte animation) {
+        PacketPlayOutAnimation packet = new PacketPlayOutAnimation(entity, animation);
+        for(Player player : Bukkit.getOnlinePlayers()){
+            PlayerConnection connection = ((CraftPlayer)player).getHandle().playerConnection;
+            connection.sendPacket(packet);
+        }
+    }
+
     private void sendToPlayer(Player player){
         spawnEntity(((CraftPlayer)player).getHandle().playerConnection);
     }