package net.minecraft.world.level.block;

import com.google.common.collect.ImmutableList;
import com.mojang.serialization.MapCodec;
import it.unimi.dsi.fastutil.ints.Int2ObjectMap;
import it.unimi.dsi.fastutil.ints.Int2ObjectMaps;
import it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap;
import java.util.List;
import java.util.function.ToIntFunction;
import net.minecraft.Util;
import net.minecraft.core.BlockPos;
import net.minecraft.core.Direction;
import net.minecraft.tags.BlockTags;
import net.minecraft.util.RandomSource;
import net.minecraft.world.InteractionHand;
import net.minecraft.world.InteractionResult;
import net.minecraft.world.entity.player.Player;
import net.minecraft.world.item.ItemStack;
import net.minecraft.world.item.context.BlockPlaceContext;
import net.minecraft.world.level.BlockGetter;
import net.minecraft.world.level.Level;
import net.minecraft.world.level.LevelAccessor;
import net.minecraft.world.level.LevelReader;
import net.minecraft.world.level.ScheduledTickAccess;
import net.minecraft.world.level.block.state.BlockBehaviour;
import net.minecraft.world.level.block.state.BlockState;
import net.minecraft.world.level.block.state.StateDefinition;
import net.minecraft.world.level.block.state.properties.BlockStateProperties;
import net.minecraft.world.level.block.state.properties.BooleanProperty;
import net.minecraft.world.level.block.state.properties.IntegerProperty;
import net.minecraft.world.level.material.FluidState;
import net.minecraft.world.level.material.Fluids;
import net.minecraft.world.phys.BlockHitResult;
import net.minecraft.world.phys.Vec3;
import net.minecraft.world.phys.shapes.CollisionContext;
import net.minecraft.world.phys.shapes.VoxelShape;

public class CandleBlock extends AbstractCandleBlock implements SimpleWaterloggedBlock {
	public static final MapCodec<CandleBlock> CODEC = simpleCodec(CandleBlock::new);
	public static final int MIN_CANDLES = 1;
	public static final int MAX_CANDLES = 4;
	public static final IntegerProperty CANDLES = BlockStateProperties.CANDLES;
	public static final BooleanProperty LIT = AbstractCandleBlock.LIT;
	public static final BooleanProperty WATERLOGGED = BlockStateProperties.WATERLOGGED;
	public static final ToIntFunction<BlockState> LIGHT_EMISSION = blockState -> blockState.getValue(LIT) ? 3 * (Integer)blockState.getValue(CANDLES) : 0;
	private static final Int2ObjectMap<List<Vec3>> PARTICLE_OFFSETS = Util.make(() -> {
		Int2ObjectMap<List<Vec3>> int2ObjectMap = new Int2ObjectOpenHashMap<>();
		int2ObjectMap.defaultReturnValue(ImmutableList.of());
		int2ObjectMap.put(1, ImmutableList.of(new Vec3(0.5, 0.5, 0.5)));
		int2ObjectMap.put(2, ImmutableList.of(new Vec3(0.375, 0.44, 0.5), new Vec3(0.625, 0.5, 0.44)));
		int2ObjectMap.put(3, ImmutableList.of(new Vec3(0.5, 0.313, 0.625), new Vec3(0.375, 0.44, 0.5), new Vec3(0.56, 0.5, 0.44)));
		int2ObjectMap.put(4, ImmutableList.of(new Vec3(0.44, 0.313, 0.56), new Vec3(0.625, 0.44, 0.56), new Vec3(0.375, 0.44, 0.375), new Vec3(0.56, 0.5, 0.375)));
		return Int2ObjectMaps.unmodifiable(int2ObjectMap);
	});
	private static final VoxelShape ONE_AABB = Block.box(7.0, 0.0, 7.0, 9.0, 6.0, 9.0);
	private static final VoxelShape TWO_AABB = Block.box(5.0, 0.0, 6.0, 11.0, 6.0, 9.0);
	private static final VoxelShape THREE_AABB = Block.box(5.0, 0.0, 6.0, 10.0, 6.0, 11.0);
	private static final VoxelShape FOUR_AABB = Block.box(5.0, 0.0, 5.0, 11.0, 6.0, 10.0);

	@Override
	public MapCodec<CandleBlock> codec() {
		return CODEC;
	}

	public CandleBlock(BlockBehaviour.Properties properties) {
		super(properties);
		this.registerDefaultState(this.stateDefinition.any().setValue(CANDLES, 1).setValue(LIT, false).setValue(WATERLOGGED, false));
	}

	@Override
	protected InteractionResult useItemOn(
		ItemStack itemStack, BlockState blockState, Level level, BlockPos blockPos, Player player, InteractionHand interactionHand, BlockHitResult blockHitResult
	) {
		if (itemStack.isEmpty() && player.getAbilities().mayBuild && (Boolean)blockState.getValue(LIT)) {
			extinguish(player, blockState, level, blockPos);
			return InteractionResult.SUCCESS;
		} else {
			return super.useItemOn(itemStack, blockState, level, blockPos, player, interactionHand, blockHitResult);
		}
	}

	@Override
	protected boolean canBeReplaced(BlockState state, BlockPlaceContext useContext) {
		return !useContext.isSecondaryUseActive() && useContext.getItemInHand().getItem() == this.asItem() && state.getValue(CANDLES) < 4
			? true
			: super.canBeReplaced(state, useContext);
	}

	@Override
	public BlockState getStateForPlacement(BlockPlaceContext context) {
		BlockState blockState = context.getLevel().getBlockState(context.getClickedPos());
		if (blockState.is(this)) {
			return blockState.cycle(CANDLES);
		} else {
			FluidState fluidState = context.getLevel().getFluidState(context.getClickedPos());
			boolean bl = fluidState.getType() == Fluids.WATER;
			return super.getStateForPlacement(context).setValue(WATERLOGGED, bl);
		}
	}

	@Override
	protected BlockState updateShape(
		BlockState blockState,
		LevelReader levelReader,
		ScheduledTickAccess scheduledTickAccess,
		BlockPos blockPos,
		Direction direction,
		BlockPos blockPos2,
		BlockState blockState2,
		RandomSource randomSource
	) {
		if ((Boolean)blockState.getValue(WATERLOGGED)) {
			scheduledTickAccess.scheduleTick(blockPos, Fluids.WATER, Fluids.WATER.getTickDelay(levelReader));
		}

		return super.updateShape(blockState, levelReader, scheduledTickAccess, blockPos, direction, blockPos2, blockState2, randomSource);
	}

	@Override
	protected FluidState getFluidState(BlockState state) {
		return state.getValue(WATERLOGGED) ? Fluids.WATER.getSource(false) : super.getFluidState(state);
	}

	@Override
	protected VoxelShape getShape(BlockState state, BlockGetter level, BlockPos pos, CollisionContext context) {
		switch (state.getValue(CANDLES)) {
			case 1:
			default:
				return ONE_AABB;
			case 2:
				return TWO_AABB;
			case 3:
				return THREE_AABB;
			case 4:
				return FOUR_AABB;
		}
	}

	@Override
	protected void createBlockStateDefinition(StateDefinition.Builder<Block, BlockState> builder) {
		builder.add(CANDLES, LIT, WATERLOGGED);
	}

	@Override
	public boolean placeLiquid(LevelAccessor level, BlockPos pos, BlockState state, FluidState fluidState) {
		if (!(Boolean)state.getValue(WATERLOGGED) && fluidState.getType() == Fluids.WATER) {
			BlockState blockState = state.setValue(WATERLOGGED, true);
			if ((Boolean)state.getValue(LIT)) {
				extinguish(null, blockState, level, pos);
			} else {
				level.setBlock(pos, blockState, 3);
			}

			level.scheduleTick(pos, fluidState.getType(), fluidState.getType().getTickDelay(level));
			return true;
		} else {
			return false;
		}
	}

	public static boolean canLight(BlockState state) {
		return state.is(BlockTags.CANDLES, blockStateBase -> blockStateBase.hasProperty(LIT) && blockStateBase.hasProperty(WATERLOGGED))
			&& !(Boolean)state.getValue(LIT)
			&& !(Boolean)state.getValue(WATERLOGGED);
	}

	@Override
	protected Iterable<Vec3> getParticleOffsets(BlockState state) {
		return (Iterable<Vec3>)PARTICLE_OFFSETS.get(((Integer)state.getValue(CANDLES)).intValue());
	}

	@Override
	protected boolean canBeLit(BlockState state) {
		return !(Boolean)state.getValue(WATERLOGGED) && super.canBeLit(state);
	}

	@Override
	protected boolean canSurvive(BlockState state, LevelReader level, BlockPos pos) {
		return Block.canSupportCenter(level, pos.below(), Direction.UP);
	}
}