Add inventory

1 files changed, 111 insertions, 3 deletions

diff --git a/src/main/java/moe/nea/funnyteleporters/ColouredChestBlockEntity.java b/src/main/java/moe/nea/funnyteleporters/ColouredChestBlockEntity.java
index e26aea1..ba09c5e 100644
--- a/src/main/java/moe/nea/funnyteleporters/ColouredChestBlockEntity.java
+++ b/src/main/java/moe/nea/funnyteleporters/ColouredChestBlockEntity.java
@@ -1,12 +1,36 @@
 package moe.nea.funnyteleporters;
 
-import net.minecraft.block.Block;
+import com.mojang.serialization.Codec;
+import com.mojang.serialization.DataResult;
+import com.mojang.serialization.codecs.RecordCodecBuilder;
 import net.minecraft.block.BlockState;
+import net.minecraft.block.entity.BlockEntity;
 import net.minecraft.block.entity.BlockEntityType;
-import net.minecraft.block.entity.ChestBlockEntity;
+import net.minecraft.entity.player.PlayerEntity;
+import net.minecraft.inventory.Inventories;
+import net.minecraft.inventory.Inventory;
+import net.minecraft.item.ItemStack;
+import net.minecraft.nbt.NbtCompound;
+import net.minecraft.nbt.NbtOps;
+import net.minecraft.registry.RegistryWrapper;
+import net.minecraft.server.network.ServerPlayerEntity;
+import net.minecraft.util.DyeColor;
+import net.minecraft.util.collection.DefaultedList;
 import net.minecraft.util.math.BlockPos;
 
-public class ColouredChestBlockEntity extends ChestBlockEntity {
+import java.util.List;
+
+public class ColouredChestBlockEntity extends BlockEntity implements Inventory {
+	private DefaultedList<ItemStack> inventory = DefaultedList.ofSize(size(), ItemStack.EMPTY);
+
+	public record ExtraData(
+		List<DyeColor> frequency
+	) {
+		public static Codec<ExtraData> CODEC = RecordCodecBuilder.create(instance -> instance.group(
+			DyeColor.CODEC.listOf().validate(it -> it.size() == 3 ? DataResult.success(it) : (it.size() > 3 ? DataResult.error(() -> "List " + it + "too long", it.subList(0, 3)) : DataResult.error(() -> "List " + it + " too short"))).fieldOf("frequency").forGetter(ExtraData::frequency)
+		).apply(instance, ExtraData::new));
+	}
+
 	public ColouredChestBlockEntity(BlockPos blockPos, BlockState blockState) {
 		this(FunnyRegistry.COLOURED_CHEST_ENTITY, blockPos, blockState);
 	}
@@ -14,4 +38,88 @@ public class ColouredChestBlockEntity extends ChestBlockEntity {
 	protected ColouredChestBlockEntity(BlockEntityType<?> blockEntityType, BlockPos blockPos, BlockState blockState) {
 		super(blockEntityType, blockPos, blockState);
 	}
+
+	@Override
+	protected void writeNbt(NbtCompound nbt, RegistryWrapper.WrapperLookup registryLookup) {
+		super.writeNbt(nbt, registryLookup);
+		Inventories.writeNbt(nbt, inventory, registryLookup);
+		var result = ExtraData.CODEC.encodeStart(NbtOps.INSTANCE, extra);
+		if (result.hasResultOrPartial()) {
+			nbt.put("extra", result.getPartialOrThrow());
+		}
+	}
+
+	ExtraData extra = new ExtraData(List.of(DyeColor.BLUE, DyeColor.BLUE, DyeColor.BLUE));
+
+	public int size() {
+		return 27;
+	}
+
+	@Override
+	public boolean isEmpty() {
+		for (ItemStack itemStack : inventory) {
+			if (!itemStack.isEmpty()) return false;
+		}
+		return true;
+	}
+
+	@Override
+	public ItemStack getStack(int slot) {
+		if (0 <= slot && slot < size())
+			return inventory.get(slot);
+		return ItemStack.EMPTY;
+	}
+
+	@Override
+	public ItemStack removeStack(int slot, int amount) {
+		ItemStack itemStack = Inventories.splitStack(this.inventory, slot, amount);
+		if (!itemStack.isEmpty()) {
+			markDirty();
+		}
+
+		return itemStack;
+	}
+
+	@Override
+	public ItemStack removeStack(int slot) {
+		markDirty();
+		return Inventories.removeStack(inventory, slot);
+	}
+
+	@Override
+	public void setStack(int slot, ItemStack stack) {
+		if (0 <= slot && slot < size()) {
+			markDirty();
+			inventory.set(slot, stack);
+		}
+	}
+
+	@Override
+	public boolean canPlayerUse(PlayerEntity player) {
+		return true;
+	}
+
+	@Override
+	protected void readNbt(NbtCompound nbt, RegistryWrapper.WrapperLookup registryLookup) {
+		super.readNbt(nbt, registryLookup);
+		inventory = DefaultedList.ofSize(size(), ItemStack.EMPTY);
+		Inventories.readNbt(nbt, inventory, registryLookup);
+		if (nbt.contains("extra")) {
+			var extra = ExtraData.CODEC.decode(NbtOps.INSTANCE, nbt.get("extra"));
+			if (extra.hasResultOrPartial()) {
+				this.extra = extra.getPartialOrThrow().getFirst();
+			}
+		}
+	}
+
+	@Override
+	public void clear() {
+		markDirty();
+		inventory.clear();
+	}
+
+	public void openScreen(ServerPlayerEntity player) {
+		new ColouredChestConfigGUI(this, player).open();
+	}
 }
+