Adding absorption and xp API, and weather control (#540)

* fixes #537
* fixes  #547

src/main/java/carpet/mixins/ServerWorld_scarpetMixin.java

@@ -0,0 +1,65 @@
+package carpet.mixins;
+
+import carpet.CarpetSettings;
+import carpet.fakes.ServerWorldInterface;
+import carpet.script.CarpetEventServer;
+import net.minecraft.entity.Entity;
+import net.minecraft.entity.LightningEntity;
+import net.minecraft.server.world.ServerWorld;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.math.ChunkPos;
+import net.minecraft.util.profiler.Profiler;
+import net.minecraft.world.chunk.WorldChunk;
+import net.minecraft.world.level.ServerWorldProperties;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+import org.spongepowered.asm.mixin.injection.callback.LocalCapture;
+
+import static carpet.script.CarpetEventServer.Event.ENTITY_LOAD;
+import static carpet.script.CarpetEventServer.Event.LIGHTNING;
+
+@Mixin(ServerWorld.class)
+public class ServerWorld_scarpetMixin implements ServerWorldInterface
+{
+    @Inject(method = "tickChunk", locals = LocalCapture.CAPTURE_FAILHARD, at = @At(
+            value = "INVOKE",
+            target = "Lnet/minecraft/server/world/ServerWorld;spawnEntity(Lnet/minecraft/entity/Entity;)Z",
+            shift = At.Shift.BEFORE,
+            ordinal = 1
+    ))
+    private void onNaturalLightinig(WorldChunk chunk, int randomTickSpeed, CallbackInfo ci,
+                                    //ChunkPos chunkPos, boolean bl, int i, int j, Profiler profiler, BlockPos blockPos, boolean bl2)
+                                    ChunkPos chunkPos, boolean bl, int i, int j, Profiler profiler, BlockPos blockPos, boolean bl2, LightningEntity lightningEntity)
+    {
+        if (LIGHTNING.isNeeded()) LIGHTNING.onWorldEventFlag((ServerWorld) (Object)this, blockPos, bl2?1:0);
+    }
+
+    @Inject(method = "loadEntityUnchecked", at = @At(
+            value = "INVOKE",
+            target = "Lnet/minecraft/server/world/ServerChunkManager;loadEntity(Lnet/minecraft/entity/Entity;)V"
+    ))
+            private void onEntityAddedToWorld(Entity entity, CallbackInfo ci)
+    {
+        CarpetEventServer.Event event = ENTITY_LOAD.get(entity.getType());
+        if (event != null)
+        {
+            if (event.isNeeded())
+            {
+                event.onEntityAction(entity);
+            }
+        }
+        else
+        {
+            CarpetSettings.LOG.error("Failed to handle entity "+entity.getType().getTranslationKey());
+        }
+    }
+
+    @Shadow
+    private ServerWorldProperties worldProperties;
+    public ServerWorldProperties getWorldPropertiesCM(){
+        return worldProperties;
+    }
+}