BauSystem_Main/src/de/steamwar/bausystem/commands/CommandTPSLimiter.java

@@ -41,9 +41,12 @@ import org.bukkit.craftbukkit.v1_15_R1.entity.CraftPlayer;
 import org.bukkit.craftbukkit.v1_15_R1.entity.CraftTNTPrimed;
 import org.bukkit.entity.Entity;
 import org.bukkit.entity.Player;
+import org.bukkit.entity.TNTPrimed;
 import org.bukkit.scheduler.BukkitTask;
 
+import java.util.HashSet;
 import java.util.List;
+import java.util.Set;
 
 public class CommandTPSLimiter implements CommandExecutor {
 
@@ -58,6 +61,7 @@ public class CommandTPSLimiter implements CommandExecutor {
         ProtocolLibrary.getProtocolManager().addPacketListener(new PacketAdapter(BauSystem.getPlugin(), PacketType.Play.Server.ENTITY_METADATA) {
             @Override
             public void onPacketSending(PacketEvent event) {
+                if (true) return;
                 // if (tpsLimiterNotActive()) return;
                 if (event.getPacket().getEntityModifier(world).read(0) == null) return;
                 if (!(event.getPacket().getEntityModifier(world).read(0) instanceof CraftTNTPrimed)) return;
@@ -72,6 +76,7 @@ public class CommandTPSLimiter implements CommandExecutor {
         ProtocolLibrary.getProtocolManager().addPacketListener(new PacketAdapter(BauSystem.getPlugin(), PacketType.Play.Server.REL_ENTITY_MOVE) {
             @Override
             public void onPacketSending(PacketEvent event) {
+                if (true) return;
                 if (tpsLimiterNotActive()) return;
                 if (event.getPacket().getEntityModifier(world).read(0) == null) return;
                 if (!(event.getPacket().getEntityModifier(world).read(0) instanceof CraftTNTPrimed)) return;
@@ -92,14 +97,48 @@ public class CommandTPSLimiter implements CommandExecutor {
                 sendPlayers(packetPlayOutEntityMetadata);
 
                 Vec3D vec3D = serverEntity.getMot();
-                PacketPlayOutEntityVelocity packetPlayOutEntityVelocity = new PacketPlayOutEntityVelocity(serverEntity.getId(), new Vec3D(vec3D.x / (20.0 / currentTPSLimit), vec3D.y / (20.0 / currentTPSLimit), vec3D.z / (20.0 / currentTPSLimit)));
+                /*PacketPlayOutEntityVelocity packetPlayOutEntityVelocity = new PacketPlayOutEntityVelocity(serverEntity.getId(), new Vec3D(vec3D.x / (20.0 / currentTPSLimit), vec3D.y / (20.0 / currentTPSLimit), vec3D.z / (20.0 / currentTPSLimit)));
-                sendPlayers(packetPlayOutEntityVelocity);
+                sendPlayers(packetPlayOutEntityVelocity);*/
             }
         });
         ProtocolLibrary.getProtocolManager().addPacketListener(new PacketAdapter(BauSystem.getPlugin(), PacketType.Play.Server.ENTITY_VELOCITY) {
+
+            private Set<Entity> entitySet = new HashSet<>();
+
             @Override
             public void onPacketSending(PacketEvent event) {
+                if (true) return;
+                if (tpsLimiterNotActive()) return;
+                if (event.getPacket().getEntityModifier(world).read(0) == null) return;
+                if (!(event.getPacket().getEntityModifier(world).read(0) instanceof CraftTNTPrimed)) return;
+                System.out.println("ENTITY_VELOCITY: " + event.getPacket().getIntegers().read(0));
 
+                System.out.println(event.getPacket().getIntegers().getValues());
+                // event.setCancelled(true);
+
+                Entity entity = event.getPacket().getEntityModifier(world).read(0);
+
+                if (entitySet.contains(entity)) {
+                    entitySet.remove(entity);
+                } else {
+                    entitySet.add(entity);
+                    event.setCancelled(true);
+
+                    net.minecraft.server.v1_15_R1.Entity serverEntity = ((CraftEntity) entity).getHandle();
+                    Vec3D vec3D = serverEntity.getMot();
+                    PacketPlayOutEntityVelocity packetPlayOutEntityVelocity = new PacketPlayOutEntityVelocity(serverEntity.getId(), new Vec3D(vec3D.x / (20.0 / currentTPSLimit), vec3D.y / (20.0 / currentTPSLimit), vec3D.z / (20.0 / currentTPSLimit)));
+                    sendPlayers(packetPlayOutEntityVelocity);
+                }
+                
+//                PacketContainer packetContainer = ProtocolLibrary.getProtocolManager().createPacket(PacketType.Play.Server.ENTITY_VELOCITY);
+//                StructureModifier<Integer> structureModifier = packetContainer.getIntegers();
+//                structureModifier.write(0, entity.getEntityId());
+//                structureModifier.write(1, (int) (serverEntity.getMot().x / (20.0 / currentTPSLimit) * 8000));
+//                structureModifier.write(2, (int) (serverEntity.getMot().y / (20.0 / currentTPSLimit) * 8000));
+//                structureModifier.write(3, (int) (serverEntity.getMot().z / (20.0 / currentTPSLimit) * 8000));
+                // event.setPacket(packetContainer);
+
+                // System.out.println(event.getPacket().getIntegers());
             }
         });
     }
@@ -115,6 +154,15 @@ public class CommandTPSLimiter implements CommandExecutor {
         });
     }
 
+    private void sendPlayers(Set<? extends Packet<?>> packets) {
+        Bukkit.getOnlinePlayers().forEach(player -> {
+            PlayerConnection connection = ((CraftPlayer)player).getHandle().playerConnection;
+            for (Packet<?> p : packets) {
+                connection.sendPacket(p);
+            }
+        });
+    }
+
     private WrappedWatchableObject getByIndex(List<WrappedWatchableObject> wrappedWatchableObjects, int index) {
         for (WrappedWatchableObject wrappedWatchableObject : wrappedWatchableObjects) {
             if (wrappedWatchableObject.getIndex() == index) return wrappedWatchableObject;
@@ -183,32 +231,60 @@ public class CommandTPSLimiter implements CommandExecutor {
         } else {
             if (tpsLimiter != null) return;
             tpsLimiter = Bukkit.getScheduler().runTaskTimer(BauSystem.getPlugin(), () -> {
-                lastTime = currentTime;
+                sendTntMetaData();
-                currentTime = System.nanoTime();
 
-                long timeDelta = (currentTime - lastTime) / 1000000;
+                for (int i = 0; i < (20 / currentTPSLimit); i++) {
-                long neededDelta = 1000 / currentTPSLimit;
+                    sleepUntilNextTick();
-
+                    sendTntData();
-                if (neededDelta - timeDelta < 1) {
-                    return;
-                }
-
-                try {
-                    Thread.sleep(neededDelta - timeDelta);
-                    currentTime = System.nanoTime();
-                } catch (InterruptedException e) {
-                    Thread.currentThread().interrupt();
                 }
             }, 0, 1);
         }
     }
 
+    private void sleepUntilNextTick() {
+        lastTime = currentTime;
+        currentTime = System.nanoTime();
+
+        long timeDelta = (currentTime - lastTime) / 1000000;
+        long neededDelta = 50;
+
+        if (neededDelta - timeDelta < 0) {
+            return;
+        }
+
+        try {
+            Thread.sleep(neededDelta - timeDelta);
+            currentTime = System.nanoTime();
+        } catch (InterruptedException e) {
+            Thread.currentThread().interrupt();
+        }
+    }
+
+    private void sendTntData() {
+        Vec3D noMotion = new Vec3D(0, 0, 0);
+        Set<Packet<?>> packets = new HashSet<>();
+
+        world.getEntitiesByClasses(TNTPrimed.class).forEach(entity -> {
+            net.minecraft.server.v1_15_R1.Entity serverEntity = ((CraftEntity) entity).getHandle();
+
+            packets.add(new PacketPlayOutEntityTeleport(serverEntity));
+            packets.add(new PacketPlayOutEntityVelocity(serverEntity.getId(), noMotion));
+        });
+
+        sendPlayers(packets);
+    }
+
+    private void sendTntMetaData() {
+        world.getEntitiesByClasses(TNTPrimed.class).forEach(entity -> {
+            net.minecraft.server.v1_15_R1.Entity serverEntity = ((CraftEntity) entity).getHandle();
+
+            PacketPlayOutEntityMetadata packetPlayOutEntityMetadata = new PacketPlayOutEntityMetadata(serverEntity.getId(), serverEntity.getDataWatcher(), true);
+            sendPlayers(packetPlayOutEntityMetadata);
+        });
+    }
+
     public static int getCurrentTPSLimit() {
         return currentTPSLimit;
     }
 
-    private void setMotion(Entity entity) {
-
-    }
-
 }