you should drop your stuff before poping!

Author: Allmoz

src/main/java/com/simibubi/create/content/contraptions/Contraption.java

@@ -22,6 +22,18 @@
 
 import javax.annotation.Nullable;
 
+import com.simibubi.create.AllItems;
+import com.simibubi.create.content.decoration.bracket.BracketedBlockEntityBehaviour;
+import com.simibubi.create.content.equipment.toolbox.ToolboxBlockEntity;
+
+import com.simibubi.create.content.fluids.drain.ItemDrainBlockEntity;
+import com.simibubi.create.content.kinetics.belt.BeltBlockEntity;
+import com.simibubi.create.content.kinetics.crafter.MechanicalCrafterBlock;
+import com.simibubi.create.content.kinetics.crafter.MechanicalCrafterBlockEntity;
+import com.simibubi.create.content.schematics.cannon.SchematicannonBlockEntity;
+
+import net.minecraft.world.level.block.entity.ShulkerBoxBlockEntity;
+
 import org.apache.commons.lang3.tuple.MutablePair;
 import org.apache.commons.lang3.tuple.Pair;
 
@@ -57,6 +69,7 @@
 import com.simibubi.create.content.contraptions.pulley.PulleyBlock.MagnetBlock;
 import com.simibubi.create.content.contraptions.pulley.PulleyBlock.RopeBlock;
 import com.simibubi.create.content.contraptions.pulley.PulleyBlockEntity;
+import com.simibubi.create.content.decoration.placard.PlacardBlockEntity;
 import com.simibubi.create.content.decoration.slidingDoor.SlidingDoorBlock;
 import com.simibubi.create.content.kinetics.base.BlockBreakingMovementBehaviour;
 import com.simibubi.create.content.kinetics.base.IRotate;
@@ -68,10 +81,13 @@
 import com.simibubi.create.content.kinetics.steamEngine.PoweredShaftBlockEntity;
 import com.simibubi.create.content.logistics.crate.CreativeCrateBlockEntity;
 import com.simibubi.create.content.logistics.factoryBoard.FactoryPanelBlockEntity;
+import com.simibubi.create.content.logistics.vault.ItemVaultBlockEntity;
 import com.simibubi.create.content.redstone.contact.RedstoneContactBlock;
 import com.simibubi.create.content.trains.bogey.AbstractBogeyBlock;
 import com.simibubi.create.foundation.blockEntity.IMultiBlockEntityContainer;
 import com.simibubi.create.foundation.blockEntity.behaviour.filtering.FilteringBehaviour;
+import com.simibubi.create.foundation.blockEntity.SmartBlockEntity;
+import com.simibubi.create.foundation.item.ItemHelper;
 import com.simibubi.create.foundation.utility.BlockHelper;
 import com.simibubi.create.infrastructure.config.AllConfigs;
 
@@ -94,6 +110,8 @@
 import net.minecraft.network.protocol.game.DebugPackets;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.server.level.ServerLevel;
+import net.minecraft.world.Container;
+import net.minecraft.world.Containers;
 import net.minecraft.world.entity.Entity;
 import net.minecraft.world.entity.ai.village.poi.PoiTypes;
 import net.minecraft.world.item.ItemStack;
@@ -1168,6 +1186,52 @@ public void addBlocksToWorld(Level world, StructureTransform transform) {
 					if (targetPos.getY() == world.getMinBuildHeight())
 						targetPos = targetPos.above();
 					world.levelEvent(2001, targetPos, Block.getId(state));
+					if(state.hasBlockEntity()){
+						CompoundTag tag = block.nbt();
+						if(tag != null) {
+							BlockEntity blockEntity = BlockEntity.loadStatic(targetPos, state, tag);
+							if (blockEntity instanceof ToolboxBlockEntity toolbox){
+								continue;
+							} else if (blockEntity instanceof ShulkerBoxBlockEntity shulkerBox) {
+								continue;
+							}
+							else if (blockEntity instanceof Container container)
+								Containers.dropContents(world, targetPos, container);
+							else if (blockEntity instanceof ItemVaultBlockEntity vault)
+								ItemHelper.dropContents(world, targetPos, vault.getInventoryOfBlock());
+							else if (blockEntity instanceof PlacardBlockEntity placard)
+								Block.popResource(world, targetPos, placard.getHeldItem());
+							else if (blockEntity instanceof SchematicannonBlockEntity schematicannon)
+								ItemHelper.dropContents(world, targetPos, schematicannon.inventory);
+							else if (blockEntity instanceof ItemDrainBlockEntity itemDrain){
+								ItemStack heldItemStack = itemDrain.getHeldItemStack();
+								if (!heldItemStack.isEmpty())
+									Containers.dropItemStack(world, targetPos.getX(), targetPos.getY(), targetPos.getZ(), heldItemStack);
+							}
+							else if (blockEntity instanceof MechanicalCrafterBlockEntity mechanicalCrafter){
+								if (mechanicalCrafter.isCovered())
+									Block.popResource(world, targetPos, AllItems.CRAFTER_SLOT_COVER.asStack());
+								ItemStack itemStack = mechanicalCrafter.getInventory().getItem(0);
+								if (!itemStack.isEmpty())
+									Containers.dropItemStack(world, targetPos.getX(), targetPos.getY(), targetPos.getZ(), itemStack);
+							}
+							else if (blockEntity instanceof SmartBlockEntity sbe){
+								sbe.setLevel(world);
+								sbe.destroy();
+								if (sbe instanceof BeltBlockEntity belt) {
+									if (belt.hasPulley())
+										Block.popResource(world, targetPos, AllBlocks.SHAFT.asStack());
+									continue;
+								}
+								BracketedBlockEntityBehaviour behaviour = sbe.getBehaviour(BracketedBlockEntityBehaviour.TYPE);
+								if (behaviour.isBracketPresent()){
+									BlockState bracket = behaviour.getBracket();
+									if (bracket != null)
+										Block.popResource(world, targetPos, new ItemStack(bracket.getBlock()));
+								}
+							}
+						}
+					}
 					Block.dropResources(state, world, targetPos, null);
 					continue;
 				}

src/main/java/com/simibubi/create/content/kinetics/crafter/MechanicalCrafterBlockEntity.java

@@ -396,6 +396,10 @@ protected DirectBeltInputBehaviour getTargetingBelt() {
 		return BlockEntityBehaviour.get(level, targetPos, DirectBeltInputBehaviour.TYPE);
 	}
 
+	public boolean isCovered(){
+		return covered;
+	}
+
 	public void tryInsert() {
 		if (!inserting.hasInventory() && !isTargetingBelt()) {
 			ejectWholeGrid();