package net.minecraft.world.inventory;

import com.google.common.collect.ImmutableList;
import java.util.List;
import net.minecraft.core.Holder;
import net.minecraft.core.HolderGetter;
import net.minecraft.core.component.DataComponents;
import net.minecraft.core.registries.Registries;
import net.minecraft.sounds.SoundEvents;
import net.minecraft.sounds.SoundSource;
import net.minecraft.tags.BannerPatternTags;
import net.minecraft.tags.TagKey;
import net.minecraft.world.Container;
import net.minecraft.world.SimpleContainer;
import net.minecraft.world.entity.player.Inventory;
import net.minecraft.world.entity.player.Player;
import net.minecraft.world.item.BannerItem;
import net.minecraft.world.item.DyeColor;
import net.minecraft.world.item.DyeItem;
import net.minecraft.world.item.ItemStack;
import net.minecraft.world.level.block.Blocks;
import net.minecraft.world.level.block.entity.BannerPattern;
import net.minecraft.world.level.block.entity.BannerPatternLayers;

public class LoomMenu extends AbstractContainerMenu {
	private static final int PATTERN_NOT_SET = -1;
	private static final int INV_SLOT_START = 4;
	private static final int INV_SLOT_END = 31;
	private static final int USE_ROW_SLOT_START = 31;
	private static final int USE_ROW_SLOT_END = 40;
	private final ContainerLevelAccess access;
	final DataSlot selectedBannerPatternIndex = DataSlot.standalone();
	private List<Holder<BannerPattern>> selectablePatterns = List.of();
	Runnable slotUpdateListener = () -> {};
	private final HolderGetter<BannerPattern> patternGetter;
	final Slot bannerSlot;
	final Slot dyeSlot;
	private final Slot patternSlot;
	private final Slot resultSlot;
	long lastSoundTime;
	private final Container inputContainer = new SimpleContainer(3) {
		@Override
		public void setChanged() {
			super.setChanged();
			LoomMenu.this.slotsChanged(this);
			LoomMenu.this.slotUpdateListener.run();
		}
	};
	private final Container outputContainer = new SimpleContainer(1) {
		@Override
		public void setChanged() {
			super.setChanged();
			LoomMenu.this.slotUpdateListener.run();
		}
	};

	public LoomMenu(int containerId, Inventory playerInventory) {
		this(containerId, playerInventory, ContainerLevelAccess.NULL);
	}

	public LoomMenu(int containerId, Inventory playerInventory, ContainerLevelAccess access) {
		super(MenuType.LOOM, containerId);
		this.access = access;
		this.bannerSlot = this.addSlot(new Slot(this.inputContainer, 0, 13, 26) {
			@Override
			public boolean mayPlace(ItemStack stack) {
				return stack.getItem() instanceof BannerItem;
			}
		});
		this.dyeSlot = this.addSlot(new Slot(this.inputContainer, 1, 33, 26) {
			@Override
			public boolean mayPlace(ItemStack stack) {
				return stack.getItem() instanceof DyeItem;
			}
		});
		this.patternSlot = this.addSlot(new Slot(this.inputContainer, 2, 23, 45) {
			@Override
			public boolean mayPlace(ItemStack stack) {
				return stack.has(DataComponents.PROVIDES_BANNER_PATTERNS);
			}
		});
		this.resultSlot = this.addSlot(new Slot(this.outputContainer, 0, 143, 57) {
			@Override
			public boolean mayPlace(ItemStack stack) {
				return false;
			}

			@Override
			public void onTake(Player player, ItemStack stack) {
				LoomMenu.this.bannerSlot.remove(1);
				LoomMenu.this.dyeSlot.remove(1);
				if (!LoomMenu.this.bannerSlot.hasItem() || !LoomMenu.this.dyeSlot.hasItem()) {
					LoomMenu.this.selectedBannerPatternIndex.set(-1);
				}

				access.execute((level, blockPos) -> {
					long l = level.getGameTime();
					if (LoomMenu.this.lastSoundTime != l) {
						level.playSound(null, blockPos, SoundEvents.UI_LOOM_TAKE_RESULT, SoundSource.BLOCKS, 1.0F, 1.0F);
						LoomMenu.this.lastSoundTime = l;
					}
				});
				super.onTake(player, stack);
			}
		});
		this.addStandardInventorySlots(playerInventory, 8, 84);
		this.addDataSlot(this.selectedBannerPatternIndex);
		this.patternGetter = playerInventory.player.registryAccess().lookupOrThrow(Registries.BANNER_PATTERN);
	}

	@Override
	public boolean stillValid(Player player) {
		return stillValid(this.access, player, Blocks.LOOM);
	}

	@Override
	public boolean clickMenuButton(Player player, int id) {
		if (id >= 0 && id < this.selectablePatterns.size()) {
			this.selectedBannerPatternIndex.set(id);
			this.setupResultSlot((Holder<BannerPattern>)this.selectablePatterns.get(id));
			return true;
		} else {
			return false;
		}
	}

	private List<Holder<BannerPattern>> getSelectablePatterns(ItemStack stack) {
		if (stack.isEmpty()) {
			return (List<Holder<BannerPattern>>)this.patternGetter.get(BannerPatternTags.NO_ITEM_REQUIRED).map(ImmutableList::copyOf).orElse(ImmutableList.of());
		} else {
			TagKey<BannerPattern> tagKey = stack.get(DataComponents.PROVIDES_BANNER_PATTERNS);
			return tagKey != null ? (List)this.patternGetter.get(tagKey).map(ImmutableList::copyOf).orElse(ImmutableList.of()) : List.of();
		}
	}

	private boolean isValidPatternIndex(int index) {
		return index >= 0 && index < this.selectablePatterns.size();
	}

	@Override
	public void slotsChanged(Container container) {
		ItemStack itemStack = this.bannerSlot.getItem();
		ItemStack itemStack2 = this.dyeSlot.getItem();
		ItemStack itemStack3 = this.patternSlot.getItem();
		if (!itemStack.isEmpty() && !itemStack2.isEmpty()) {
			int i = this.selectedBannerPatternIndex.get();
			boolean bl = this.isValidPatternIndex(i);
			List<Holder<BannerPattern>> list = this.selectablePatterns;
			this.selectablePatterns = this.getSelectablePatterns(itemStack3);
			Holder<BannerPattern> holder;
			if (this.selectablePatterns.size() == 1) {
				this.selectedBannerPatternIndex.set(0);
				holder = (Holder<BannerPattern>)this.selectablePatterns.get(0);
			} else if (!bl) {
				this.selectedBannerPatternIndex.set(-1);
				holder = null;
			} else {
				Holder<BannerPattern> holder2 = (Holder<BannerPattern>)list.get(i);
				int j = this.selectablePatterns.indexOf(holder2);
				if (j != -1) {
					holder = holder2;
					this.selectedBannerPatternIndex.set(j);
				} else {
					holder = null;
					this.selectedBannerPatternIndex.set(-1);
				}
			}

			if (holder != null) {
				BannerPatternLayers bannerPatternLayers = itemStack.getOrDefault(DataComponents.BANNER_PATTERNS, BannerPatternLayers.EMPTY);
				boolean bl2 = bannerPatternLayers.layers().size() >= 6;
				if (bl2) {
					this.selectedBannerPatternIndex.set(-1);
					this.resultSlot.set(ItemStack.EMPTY);
				} else {
					this.setupResultSlot(holder);
				}
			} else {
				this.resultSlot.set(ItemStack.EMPTY);
			}

			this.broadcastChanges();
		} else {
			this.resultSlot.set(ItemStack.EMPTY);
			this.selectablePatterns = List.of();
			this.selectedBannerPatternIndex.set(-1);
		}
	}

	public List<Holder<BannerPattern>> getSelectablePatterns() {
		return this.selectablePatterns;
	}

	public int getSelectedBannerPatternIndex() {
		return this.selectedBannerPatternIndex.get();
	}

	public void registerUpdateListener(Runnable listener) {
		this.slotUpdateListener = listener;
	}

	@Override
	public ItemStack quickMoveStack(Player player, int index) {
		ItemStack itemStack = ItemStack.EMPTY;
		Slot slot = this.slots.get(index);
		if (slot != null && slot.hasItem()) {
			ItemStack itemStack2 = slot.getItem();
			itemStack = itemStack2.copy();
			if (index == this.resultSlot.index) {
				if (!this.moveItemStackTo(itemStack2, 4, 40, true)) {
					return ItemStack.EMPTY;
				}

				slot.onQuickCraft(itemStack2, itemStack);
			} else if (index != this.dyeSlot.index && index != this.bannerSlot.index && index != this.patternSlot.index) {
				if (itemStack2.getItem() instanceof BannerItem) {
					if (!this.moveItemStackTo(itemStack2, this.bannerSlot.index, this.bannerSlot.index + 1, false)) {
						return ItemStack.EMPTY;
					}
				} else if (itemStack2.getItem() instanceof DyeItem) {
					if (!this.moveItemStackTo(itemStack2, this.dyeSlot.index, this.dyeSlot.index + 1, false)) {
						return ItemStack.EMPTY;
					}
				} else if (itemStack2.has(DataComponents.PROVIDES_BANNER_PATTERNS)) {
					if (!this.moveItemStackTo(itemStack2, this.patternSlot.index, this.patternSlot.index + 1, false)) {
						return ItemStack.EMPTY;
					}
				} else if (index >= 4 && index < 31) {
					if (!this.moveItemStackTo(itemStack2, 31, 40, false)) {
						return ItemStack.EMPTY;
					}
				} else if (index >= 31 && index < 40 && !this.moveItemStackTo(itemStack2, 4, 31, false)) {
					return ItemStack.EMPTY;
				}
			} else if (!this.moveItemStackTo(itemStack2, 4, 40, false)) {
				return ItemStack.EMPTY;
			}

			if (itemStack2.isEmpty()) {
				slot.setByPlayer(ItemStack.EMPTY);
			} else {
				slot.setChanged();
			}

			if (itemStack2.getCount() == itemStack.getCount()) {
				return ItemStack.EMPTY;
			}

			slot.onTake(player, itemStack2);
		}

		return itemStack;
	}

	@Override
	public void removed(Player player) {
		super.removed(player);
		this.access.execute((level, blockPos) -> this.clearContainer(player, this.inputContainer));
	}

	/**
	 * Creates an output banner ItemStack based on the patterns, dyes, etc. in the loom.
	 */
	private void setupResultSlot(Holder<BannerPattern> pattern) {
		ItemStack itemStack = this.bannerSlot.getItem();
		ItemStack itemStack2 = this.dyeSlot.getItem();
		ItemStack itemStack3 = ItemStack.EMPTY;
		if (!itemStack.isEmpty() && !itemStack2.isEmpty()) {
			itemStack3 = itemStack.copyWithCount(1);
			DyeColor dyeColor = ((DyeItem)itemStack2.getItem()).getDyeColor();
			itemStack3.update(
				DataComponents.BANNER_PATTERNS,
				BannerPatternLayers.EMPTY,
				bannerPatternLayers -> new BannerPatternLayers.Builder().addAll(bannerPatternLayers).add(pattern, dyeColor).build()
			);
		}

		if (!ItemStack.matches(itemStack3, this.resultSlot.getItem())) {
			this.resultSlot.set(itemStack3);
		}
	}

	public Slot getBannerSlot() {
		return this.bannerSlot;
	}

	public Slot getDyeSlot() {
		return this.dyeSlot;
	}

	public Slot getPatternSlot() {
		return this.patternSlot;
	}

	public Slot getResultSlot() {
		return this.resultSlot;
	}
}