itemhoarder sucks, but items get lost on harvesting block

src/main/java/de/jottyfan/minecraft/block/EmptyLavahoarder.java

@@ -21,9 +21,9 @@ import net.minecraft.world.level.storage.loot.LootParams.Builder;
  * @author jotty
  *
  */
-public class BlockEmptyLavahoarder extends Block {
+public class EmptyLavahoarder extends Block {
 
-	public BlockEmptyLavahoarder(Properties properties) {
+	public EmptyLavahoarder(Properties properties) {
 		super(properties);
 	}
 
@@ -36,12 +36,12 @@ public class BlockEmptyLavahoarder extends Block {
 
 	@Override
 	protected void tick(BlockState state, ServerLevel level, BlockPos pos, RandomSource random) {
-		boolean found = BlockLavahoarder.suckLava(level, pos.north());
-		found = found || BlockLavahoarder.suckLava(level, pos.south());
-		found = found || BlockLavahoarder.suckLava(level, pos.east());
-		found = found || BlockLavahoarder.suckLava(level, pos.west());
-		found = found || BlockLavahoarder.suckLava(level, pos.above());
-		found = found || BlockLavahoarder.suckLava(level, pos.below());
+		boolean found = Lavahoarder.suckLava(level, pos.north());
+		found = found || Lavahoarder.suckLava(level, pos.south());
+		found = found || Lavahoarder.suckLava(level, pos.east());
+		found = found || Lavahoarder.suckLava(level, pos.west());
+		found = found || Lavahoarder.suckLava(level, pos.above());
+		found = found || Lavahoarder.suckLava(level, pos.below());
 		if (found) {
 			level.setBlock(pos, QuicklyBlocks.LAVAHOARDER.defaultBlockState(), 2);
 			level.scheduleTick(pos, QuicklyBlocks.LAVAHOARDER, 1);
@@ -116,7 +116,7 @@ public class BlockEmptyLavahoarder extends Block {
 				}
 			}
 			if (count > 0) {
-				BlockLavahoarder.spawnRandomItems(level, pos.above(), count);
+				Lavahoarder.spawnRandomItems(level, pos.above(), count);
 			}
 		} else {
 			level.scheduleTick(pos, this, 1);

src/main/java/de/jottyfan/minecraft/block/Itemhoarder.java

@@ -0,0 +1,67 @@
+package de.jottyfan.minecraft.block;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.jspecify.annotations.Nullable;
+
+import de.jottyfan.minecraft.blockentity.ItemHoarderBlockEntity;
+import net.minecraft.core.BlockPos;
+import net.minecraft.server.level.ServerLevel;
+import net.minecraft.world.entity.item.ItemEntity;
+import net.minecraft.world.item.ItemStack;
+import net.minecraft.world.level.Level;
+import net.minecraft.world.level.block.Block;
+import net.minecraft.world.level.block.EntityBlock;
+import net.minecraft.world.level.block.entity.BlockEntity;
+import net.minecraft.world.level.block.entity.BlockEntityTicker;
+import net.minecraft.world.level.block.entity.BlockEntityType;
+import net.minecraft.world.level.block.state.BlockState;
+import net.minecraft.world.level.storage.loot.LootParams.Builder;
+
+/**
+ *
+ * @author jotty
+ *
+ */
+public class Itemhoarder extends Block implements EntityBlock {
+
+	public Itemhoarder(Properties properties) {
+		super(properties.strength(2.5f));
+	}
+
+	@Override
+	public @Nullable BlockEntity newBlockEntity(BlockPos pos, BlockState blockState) {
+		return new ItemHoarderBlockEntity(pos, blockState);
+	}
+
+	@Nullable
+	@Override
+	public <T extends BlockEntity> BlockEntityTicker<T> getTicker(Level level, BlockState state,
+			BlockEntityType<T> type) {
+		return level.isClientSide() ? null : (lvl, pos, st, be) -> {
+			if (be instanceof ItemHoarderBlockEntity ihbe) {
+				ItemHoarderBlockEntity.tick(lvl, pos, st, ihbe);
+			}
+		};
+	}
+
+	@Override
+	protected List<ItemStack> getDrops(BlockState state, Builder params) {
+		List<ItemStack> list = new ArrayList<>();
+		list.add(new ItemStack(QuicklyBlocks.ITEMHOARDER));
+		return list;
+	}
+
+	@Override
+	protected void spawnAfterBreak(BlockState state, ServerLevel level, BlockPos pos, ItemStack tool,
+			boolean dropExperience) {
+		BlockEntity blockEntity = level.getBlockEntity(pos);
+		if (blockEntity instanceof ItemHoarderBlockEntity) {
+			ItemHoarderBlockEntity ihbe = (ItemHoarderBlockEntity) blockEntity;
+			for (ItemStack stack : ihbe.getStacks().values()) {
+				level.addFreshEntity(new ItemEntity(level, pos.getX(), pos.getY(), pos.getZ(), stack));
+			}
+		}
+	}
+}

src/main/java/de/jottyfan/minecraft/block/Lavahoarder.java

@@ -27,9 +27,9 @@ import net.minecraft.world.phys.BlockHitResult;
  * @author jotty
  *
  */
-public class BlockLavahoarder extends Block {
+public class Lavahoarder extends Block {
 
-	public BlockLavahoarder(Properties properties) {
+	public Lavahoarder(Properties properties) {
 		super(properties);
 	}
 

src/main/java/de/jottyfan/minecraft/block/Monsterhoarder.java

@@ -31,7 +31,7 @@ import net.minecraft.world.ticks.ScheduledTick;
  * @author jotty
  *
  */
-public class BlockMonsterhoarder extends Block {
+public class Monsterhoarder extends Block {
 
 	private static final Integer MINSUCKRADIUS = 2;
 	private static final Integer MAXSUCKRADIUS = 20;
@@ -40,7 +40,7 @@ public class BlockMonsterhoarder extends Block {
 	private static final IntegerProperty SUCKRADIUS = IntegerProperty.create("suckradius", MINSUCKRADIUS, MAXSUCKRADIUS);
 	private static final IntegerProperty BURNTICKS = IntegerProperty.create("burnticks", MINBURNTICKS, MAXBURNTICKS);
 
-	public BlockMonsterhoarder(Properties properties) {
+	public Monsterhoarder(Properties properties) {
 		super(properties.strength(2.5f).lightLevel(state -> state.getValue(SUCKRADIUS)));
 		registerDefaultState(stateDefinition.any().setValue(SUCKRADIUS, MINSUCKRADIUS).setValue(BURNTICKS, MINBURNTICKS));
 	}

src/main/java/de/jottyfan/minecraft/block/QuicklyBlocks.java

@@ -3,9 +3,12 @@ package de.jottyfan.minecraft.block;
 import java.util.function.Function;
 
 import de.jottyfan.minecraft.Quickly;
+import de.jottyfan.minecraft.blockentity.ItemHoarderBlockEntity;
 import de.jottyfan.minecraft.item.QuicklyItems;
 import de.jottyfan.minecraft.tab.QuicklyTab;
 import net.fabricmc.fabric.api.itemgroup.v1.ItemGroupEvents;
+import net.fabricmc.fabric.api.object.builder.v1.block.entity.FabricBlockEntityTypeBuilder;
+import net.fabricmc.fabric.api.object.builder.v1.block.entity.FabricBlockEntityTypeBuilder.Factory;
 import net.minecraft.core.Registry;
 import net.minecraft.core.registries.BuiltInRegistries;
 import net.minecraft.core.registries.Registries;
@@ -18,6 +21,8 @@ import net.minecraft.world.item.ItemStack;
 import net.minecraft.world.level.block.Block;
 import net.minecraft.world.level.block.Blocks;
 import net.minecraft.world.level.block.SoundType;
+import net.minecraft.world.level.block.entity.BlockEntity;
+import net.minecraft.world.level.block.entity.BlockEntityType;
 import net.minecraft.world.level.block.state.BlockBehaviour.Properties;
 
 /**
@@ -40,15 +45,26 @@ public class QuicklyBlocks {
 	public static final Block CANOLAPLANT = registerBlock("blockcanolaplant", Properties.ofFullCopy(Blocks.WHEAT),
 			properties -> new BlockPlant(properties, "canolaseed", "canola"));
 	public static final Block LAVAHOARDER = registerBlock("lavahoarder",
-			Properties.of().strength(2.5f).lightLevel(state -> 15), properties -> new BlockLavahoarder(properties));
+			Properties.of().strength(2.5f).lightLevel(_ -> 15), properties -> new Lavahoarder(properties));
 	public static final Block EMPTYLAVAHOARDER = registerBlock("emptylavahoarder", Properties.of().strength(2.5f),
-			properties -> new BlockEmptyLavahoarder(properties));
+			properties -> new EmptyLavahoarder(properties));
 	public static final Block QUICKIEPOWDER = registerBlock("blockquickiepowder",
 			properties -> new BlockDrops(properties, new ItemStack(QuicklyItems.QUICKIEPOWDER, 9)));
 	public static final Block SPEEDPOWDER = registerBlock("blockspeedpowder",
 			properties -> new BlockDrops(properties, new ItemStack(QuicklyItems.SPEEDPOWDER, 9)));
 	public static final Block MONSTERHOARDER = registerBlock("monsterhoarder",
-			properties -> new BlockMonsterhoarder(properties));
+			properties -> new Monsterhoarder(properties));
+	public static final Block ITEMHOARDER = registerBlock("itemhoarder", properties -> new Itemhoarder(properties));
+
+	public static final BlockEntityType<ItemHoarderBlockEntity> BLOCKENTITY_ITEMHOARDER = (BlockEntityType<ItemHoarderBlockEntity>) registerBlockEntity("itemhoarderblockentity", ItemHoarderBlockEntity::new, ITEMHOARDER);
+
+	private static final BlockEntityType<? extends BlockEntity> registerBlockEntity(String name, Factory<? extends BlockEntity> factory, Block block) {
+		return Registry.register(
+	      BuiltInRegistries.BLOCK_ENTITY_TYPE,
+	      Identifier.fromNamespaceAndPath(Quickly.MOD_ID, name),
+	      FabricBlockEntityTypeBuilder.create(factory, block).build()
+	  );
+	}
 
 	private static final Block registerBlock(String name, Properties properties) {
 		return QuicklyBlocks.registerBlock(name, properties, p -> new Block(p));
@@ -78,6 +94,7 @@ public class QuicklyBlocks {
 			block.accept(SPEEDPOWDER);
 			block.accept(QUICKIEPOWDER);
 			block.accept(MONSTERHOARDER);
+			block.accept(ITEMHOARDER);
 		});
 	}
 }

src/main/java/de/jottyfan/minecraft/blockentity/ItemHoarderBlockEntity.java

@@ -0,0 +1,154 @@
+package de.jottyfan.minecraft.blockentity;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import com.mojang.serialization.Codec;
+
+import de.jottyfan.minecraft.Quickly;
+import de.jottyfan.minecraft.block.QuicklyBlocks;
+import net.minecraft.core.BlockPos;
+import net.minecraft.world.Container;
+import net.minecraft.world.entity.Entity;
+import net.minecraft.world.entity.item.ItemEntity;
+import net.minecraft.world.entity.player.Player;
+import net.minecraft.world.item.Item;
+import net.minecraft.world.item.ItemStack;
+import net.minecraft.world.level.Level;
+import net.minecraft.world.level.block.entity.BlockEntity;
+import net.minecraft.world.level.block.state.BlockState;
+import net.minecraft.world.level.storage.ValueInput;
+import net.minecraft.world.level.storage.ValueOutput;
+import net.minecraft.world.phys.AABB;
+
+/**
+ *
+ * @author jotty
+ *
+ */
+public class ItemHoarderBlockEntity extends BlockEntity implements Container {
+
+	public static final Codec<Map<String, ItemStack>> ITEM_STACK_MAP_CODEC =
+	    Codec.unboundedMap(Codec.STRING, ItemStack.CODEC);
+
+	private Map<String, ItemStack> stacks = new HashMap<>();
+	private static final Integer suckradius = 4;
+
+	public ItemHoarderBlockEntity(BlockPos pos, BlockState state) {
+		super(QuicklyBlocks.BLOCKENTITY_ITEMHOARDER, pos, state);
+	}
+
+	private static final String getItemId(Item item) {
+		return item.getName().getString();
+	}
+
+	public final static boolean setStackToSlots(ItemStack stack, Map<String, ItemStack> stacks) {
+		if (stack.isEmpty()) {
+			Quickly.LOGGER.info("FATAL!!! tried to set empty stack. Check your code!");
+			return false;
+		}
+		String key = getItemId(stack.getItem());
+		ItemStack s = stacks.get(key);
+		if (s == null) {
+			stacks.put(key, stack);
+			Quickly.LOGGER.info("stored {} x {}", stack.getCount(), key);
+		} else {
+			stacks.get(key).grow(stack.getCount());
+			Quickly.LOGGER.info("added {} x {}", stack.getCount(), key);
+		}
+		return true;
+	}
+
+	private static final void suck(Level level, BlockPos pos, ItemHoarderBlockEntity be) {
+		AABB checkArea = new AABB(pos).inflate(suckradius);
+		for (ItemEntity itemEntity : level.getEntitiesOfClass(ItemEntity.class, checkArea, Entity::isAlive)) {
+			ItemStack stack = itemEntity.getItem();
+			if (ItemHoarderBlockEntity.setStackToSlots(stack, be.getStacks())) {
+				itemEntity.discard();
+			}
+		}
+	}
+
+	private static final void dropToHopper(Level level, BlockPos pos, BlockState state, ItemHoarderBlockEntity be) {
+		// TODO: export by hopper
+		BlockEntity beBelow = level.getBlockEntity(pos.below());
+		if (beBelow instanceof Container targetInventory) {
+			// TODO: fill hopper beyond with item stack if space is left
+		}
+	}
+
+	public static void tick(Level level, BlockPos pos, BlockState state, ItemHoarderBlockEntity be) {
+		suck(level, pos, be);
+		dropToHopper(level, pos, state, be);
+	}
+
+	@Override
+	protected void saveAdditional(ValueOutput output) {
+		super.saveAdditional(output);
+		output.store("items", ITEM_STACK_MAP_CODEC, stacks);
+	}
+
+	@Override
+	protected void loadAdditional(ValueInput input) {
+		super.loadAdditional(input);
+		stacks.clear();
+		stacks.putAll(input.read("items", ITEM_STACK_MAP_CODEC).orElse(Map.of()));
+	}
+
+	public float getSuckradius() {
+		return suckradius;
+	}
+
+	@Override
+	public int getContainerSize() {
+		return stacks.size() + 1;
+	}
+
+	@Override
+	public boolean isEmpty() {
+		return stacks.isEmpty();
+	}
+
+	@Override
+	public ItemStack getItem(int slot) {
+		// buggy; do not use this. The map wants to have an item name instead
+		return ItemStack.EMPTY;
+	}
+
+	@Override
+	public ItemStack removeItem(int slot, int count) {
+		// buggy; do not use this. The map wants to have an item name instead
+		return ItemStack.EMPTY;
+	}
+
+	@Override
+	public ItemStack removeItemNoUpdate(int slot) {
+		// buggy; do not use this. The map wants to have an item name instead
+		return ItemStack.EMPTY;
+	}
+
+	@Override
+	public void setItem(int slot, ItemStack itemStack) {
+		if (slot < stacks.size()) {
+			stacks.get(itemStack.getItem().getName().getString()).grow(itemStack.getCount());
+		} else if (!itemStack.isEmpty()) {
+			stacks.put(itemStack.getItem().getName().getString(), itemStack);
+		}
+		setChanged();
+	}
+
+	@Override
+	public boolean stillValid(Player player) {
+		return true;
+	}
+
+	@Override
+	public void clearContent() {
+		stacks.clear();
+		setChanged();
+	}
+
+	public Map<String, ItemStack> getStacks() {
+		return stacks;
+	}
+}

src/main/resources/assets/quickly/blockstates/itemhoarder.json

@@ -0,0 +1,7 @@
+{
+	"variants": {
+		"": {
+			"model": "quickly:block/itemhoarder"
+		}
+	}
+}

src/main/resources/assets/quickly/items/itemhoarder.json

@@ -0,0 +1,6 @@
+{
+  "model": {
+    "type": "minecraft:model",
+		"model": "quickly:block/itemhoarder"
+	}
+}

src/main/resources/assets/quickly/models/block/itemhoarder.json

@@ -0,0 +1,6 @@
+{
+		"parent": "block/cube_all",
+		"textures": {
+				"all": "quickly:block/itemhoarder"
+		}
+}

src/main/resources/assets/quickly/models/item/itemhoarder.json

@@ -0,0 +1,10 @@
+{
+		"parent": "quickly:block/itemhoarder",
+		"display": {
+				"thirdperson": {
+						"rotation": [ 10, -45, 170 ],
+						"translation": [ 0, 1.5, -2.75 ],
+						"scale": [ 0.375, 0.375, 0.375 ]
+				}
+		}
+}

src/main/resources/data/quickly/recipe/shaped_itemhoarder_from_barrel.json

@@ -0,0 +1,16 @@
+{
+	"type": "minecraft:crafting_shaped",
+	"pattern": [
+		"ooo",
+		"obo",
+		"ooo"
+	],
+	"key": {
+		"o": "quickly:speedingot",
+		"b": "minecraft:barrel"
+	},
+	"result": {
+		"id": "quickly:itemhoarder",
+		"count": 1
+	}
+}

src/main/resources/data/quickly/recipe/shaped_itemhoarder_from_chest.json

@@ -0,0 +1,16 @@
+{
+	"type": "minecraft:crafting_shaped",
+	"pattern": [
+		"ooo",
+		"oco",
+		"ooo"
+	],
+	"key": {
+		"o": "quickly:speedingot",
+		"c": "minecraft:chest"
+	},
+	"result": {
+		"id": "quickly:itemhoarder",
+		"count": 1
+	}
+}