refactor entity events. Allow multiple hosts have events on things

src/main/java/carpet/mixins/FallingBlockEntity_scarpetEventsMixin.java

@@ -1,23 +1,28 @@
 package carpet.mixins;
 
-import carpet.CarpetServer;
 import carpet.fakes.EntityInterface;
+import carpet.script.EntityEventsGroup;
 import net.minecraft.entity.Entity;
+import net.minecraft.entity.EntityType;
 import net.minecraft.entity.FallingBlockEntity;
+import net.minecraft.world.World;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.injection.At;
 import org.spongepowered.asm.mixin.injection.Inject;
 import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
 
 @Mixin(FallingBlockEntity.class)
-public class FallingBlockEntity_scarpetEventsMixin
+public abstract class FallingBlockEntity_scarpetEventsMixin extends Entity
 {
+    public FallingBlockEntity_scarpetEventsMixin(EntityType<?> type, World world)
+    {
+        super(type, world);
+    }
+
     @Inject(method = "tick", at = @At("HEAD"))
     private void onTickCall(CallbackInfo ci)
     {
-        if (((EntityInterface)this).getTickCallback() != null)
-        {
-            CarpetServer.scriptServer.events.onEntityTick(((EntityInterface)this).getTickCallback(), (Entity) (Object) this);
-        }
+        // calling extra on_tick because falling blocks do not fall back to super tick call
+        ((EntityInterface)this).getEventContainer().onEvent(EntityEventsGroup.EntityEventType.ON_TICK, this);
     }
 }