1 files changed, 143 insertions, 0 deletions

diff --git a/src/main/java/net/tylermurphy/hideAndSeek/game/util/Disguise.java b/src/main/java/net/tylermurphy/hideAndSeek/game/util/Disguise.java
new file mode 100644
index 0000000..691037b
--- /dev/null
+++ b/src/main/java/net/tylermurphy/hideAndSeek/game/util/Disguise.java
@@ -0,0 +1,143 @@
+package net.tylermurphy.hideAndSeek.game.util;
+
+import com.comphenix.protocol.PacketType;
+import com.comphenix.protocol.ProtocolLibrary;
+import com.comphenix.protocol.ProtocolManager;
+import com.comphenix.protocol.events.PacketContainer;
+import com.comphenix.protocol.wrappers.BlockPosition;
+import com.comphenix.protocol.wrappers.WrappedBlockData;
+import net.tylermurphy.hideAndSeek.Main;
+import org.bukkit.Bukkit;
+import org.bukkit.Location;
+import org.bukkit.Material;
+import org.bukkit.entity.FallingBlock;
+import org.bukkit.entity.Player;
+import org.bukkit.potion.PotionEffect;
+import org.bukkit.potion.PotionEffectType;
+import org.jetbrains.annotations.Nullable;
+
+import java.lang.reflect.InvocationTargetException;
+
+public class Disguise {
+
+    private static final ProtocolManager protocolManager = ProtocolLibrary.getProtocolManager();
+
+    final Player hider;
+    final Material material;
+    FallingBlock entity;
+    Location solidLocation;
+    boolean solid, solidify;
+
+    public Disguise(Player player, Material material){
+        this.hider = player;
+        this.material = material;
+        this.solid = false;
+        respawnEntity();
+        player.addPotionEffect(new PotionEffect(PotionEffectType.INVISIBILITY, 1000000, 0,false, false));
+    }
+
+    public void remove(){
+        if(entity != null)
+            entity.remove();
+        if(solid)
+            sendBlockUpdate(Material.AIR);
+        hider.removePotionEffect(PotionEffectType.INVISIBILITY);
+    }
+
+    @Nullable
+    public Location getSolidLocation() {
+        return solidLocation;
+    }
+
+    public int getEntityID() {
+        if(entity == null) return -1;
+        return entity.getEntityId();
+    }
+
+    public Player getPlayer() {
+        return hider;
+    }
+
+    public boolean isSolid(){
+        return solid;
+    }
+
+    public void update(){
+
+        if(entity == null || entity.isDead()){
+            if(entity != null) entity.remove();
+            respawnEntity();
+        }
+
+        if(solidify){
+            if(!solid)
+                solidLocation = hider.getLocation().getBlock().getLocation();
+            solid = true;
+            sendBlockUpdate(material);
+        } else if(solid){
+            solid = false;
+            sendBlockUpdate(Material.AIR);
+        }
+        sendToggleFallingBlock(!solid);
+        sendFallingBlockUpdate();
+    }
+
+    public void setSolidify(boolean value){
+        this.solidify = value;
+    }
+
+    private void sendBlockUpdate(Material material){
+        final PacketContainer packet = protocolManager.createPacket(PacketType.Play.Server.BLOCK_CHANGE);
+        packet.getModifier().writeDefaults();
+        packet.getBlockPositionModifier().write(0, new BlockPosition(solidLocation.toVector()));
+        packet.getBlockData().write(0, WrappedBlockData.createData(material));
+        Bukkit.getOnlinePlayers().forEach(receiver -> {
+            if(receiver == hider) return;
+            try {
+                protocolManager.sendServerPacket(receiver, packet);
+            } catch (InvocationTargetException ignored) {}
+        });
+    }
+
+    private void sendFallingBlockUpdate() {
+        if(entity == null || entity.isDead()){
+            if(entity != null) entity.remove();
+            respawnEntity();
+        }
+        final PacketContainer packet = protocolManager.createPacket(PacketType.Play.Server.ENTITY_TELEPORT);
+        Location location = hider.getLocation();
+        packet.getModifier().writeDefaults();
+        packet.getIntegers().write(0, entity.getEntityId());
+        if(solid){
+            packet.getDoubles().write(0, Math.round(location.getX()+.5)-.5);
+            packet.getDoubles().write(1, (double)Math.round(location.getY()));
+            packet.getDoubles().write(2, Math.round(location.getZ()+.5)-.5);
+        } else {
+            packet.getDoubles().write(0, location.getX());
+            packet.getDoubles().write(1, location.getY());
+            packet.getDoubles().write(2, location.getZ());
+        }
+        Bukkit.getOnlinePlayers().forEach(receiver -> {
+            try {
+                protocolManager.sendServerPacket(receiver, packet);
+            } catch (InvocationTargetException ignored) {}
+        });
+    }
+
+    private void sendToggleFallingBlock(boolean show){
+        Bukkit.getOnlinePlayers().forEach(receiver -> {
+            if(receiver == hider) return;
+            if(show)
+                Main.getInstance().getEntityHider().showEntity(receiver, entity);
+            else
+                Main.getInstance().getEntityHider().hideEntity(receiver, entity);
+        });
+    }
+
+    private void respawnEntity(){
+        entity = hider.getLocation().getWorld().spawnFallingBlock(hider.getLocation(), material, (byte)0);
+        entity.setGravity(false);
+        entity.setDropItem(false);
+    }
+
+}
\ No newline at end of file