/*
 * Decompiled with CFR 0.152.
 * 
 * Could not load the following classes:
 *  com.mojang.datafixers.kinds.App
 *  com.mojang.datafixers.kinds.Applicative
 *  com.mojang.serialization.MapCodec
 *  com.mojang.serialization.codecs.RecordCodecBuilder
 */
package net.minecraft.world.level.block;

import com.mojang.datafixers.kinds.App;
import com.mojang.datafixers.kinds.Applicative;
import com.mojang.math.OctahedralGroup;
import com.mojang.math.Quadrant;
import com.mojang.serialization.MapCodec;
import com.mojang.serialization.codecs.RecordCodecBuilder;
import java.util.Map;
import net.minecraft.core.BlockPos;
import net.minecraft.core.Direction;
import net.minecraft.util.RandomSource;
import net.minecraft.world.item.context.BlockPlaceContext;
import net.minecraft.world.level.BlockGetter;
import net.minecraft.world.level.LevelReader;
import net.minecraft.world.level.ScheduledTickAccess;
import net.minecraft.world.level.block.Block;
import net.minecraft.world.level.block.HorizontalDirectionalBlock;
import net.minecraft.world.level.block.Mirror;
import net.minecraft.world.level.block.Rotation;
import net.minecraft.world.level.block.SimpleWaterloggedBlock;
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.EnumProperty;
import net.minecraft.world.level.block.state.properties.Half;
import net.minecraft.world.level.block.state.properties.StairsShape;
import net.minecraft.world.level.material.FluidState;
import net.minecraft.world.level.material.Fluids;
import net.minecraft.world.level.pathfinder.PathComputationType;
import net.minecraft.world.phys.shapes.CollisionContext;
import net.minecraft.world.phys.shapes.Shapes;
import net.minecraft.world.phys.shapes.VoxelShape;

public class StairBlock
extends Block
implements SimpleWaterloggedBlock {
    public static final MapCodec<StairBlock> CODEC = RecordCodecBuilder.mapCodec(i -> i.group((App)BlockState.CODEC.fieldOf("base_state").forGetter(b -> b.baseState), StairBlock.propertiesCodec()).apply((Applicative)i, StairBlock::new));
    public static final EnumProperty<Direction> FACING = HorizontalDirectionalBlock.FACING;
    public static final EnumProperty<Half> HALF = BlockStateProperties.HALF;
    public static final EnumProperty<StairsShape> SHAPE = BlockStateProperties.STAIRS_SHAPE;
    public static final BooleanProperty WATERLOGGED = BlockStateProperties.WATERLOGGED;
    private static final VoxelShape SHAPE_OUTER = Shapes.or(Block.column(16.0, 0.0, 8.0), Block.box(0.0, 8.0, 0.0, 8.0, 16.0, 8.0));
    private static final VoxelShape SHAPE_STRAIGHT = Shapes.or(SHAPE_OUTER, Shapes.rotate(SHAPE_OUTER, OctahedralGroup.fromXYAngles(Quadrant.R0, Quadrant.R90)));
    private static final VoxelShape SHAPE_INNER = Shapes.or(SHAPE_STRAIGHT, Shapes.rotate(SHAPE_STRAIGHT, OctahedralGroup.fromXYAngles(Quadrant.R0, Quadrant.R90)));
    private static final Map<Direction, VoxelShape> SHAPE_BOTTOM_OUTER = Shapes.rotateHorizontal(SHAPE_OUTER);
    private static final Map<Direction, VoxelShape> SHAPE_BOTTOM_STRAIGHT = Shapes.rotateHorizontal(SHAPE_STRAIGHT);
    private static final Map<Direction, VoxelShape> SHAPE_BOTTOM_INNER = Shapes.rotateHorizontal(SHAPE_INNER);
    private static final Map<Direction, VoxelShape> SHAPE_TOP_OUTER = Shapes.rotateHorizontal(Shapes.rotate(SHAPE_OUTER, OctahedralGroup.INVERT_Y));
    private static final Map<Direction, VoxelShape> SHAPE_TOP_STRAIGHT = Shapes.rotateHorizontal(Shapes.rotate(SHAPE_STRAIGHT, OctahedralGroup.INVERT_Y));
    private static final Map<Direction, VoxelShape> SHAPE_TOP_INNER = Shapes.rotateHorizontal(Shapes.rotate(SHAPE_INNER, OctahedralGroup.INVERT_Y));
    private final Block base;
    protected final BlockState baseState;

    public MapCodec<? extends StairBlock> codec() {
        return CODEC;
    }

    protected StairBlock(BlockState baseState, BlockBehaviour.Properties properties) {
        super(properties);
        this.registerDefaultState((BlockState)((BlockState)((BlockState)((BlockState)((BlockState)this.stateDefinition.any()).setValue(FACING, Direction.NORTH)).setValue(HALF, Half.BOTTOM)).setValue(SHAPE, StairsShape.STRAIGHT)).setValue(WATERLOGGED, false));
        this.base = baseState.getBlock();
        this.baseState = baseState;
    }

    @Override
    protected boolean useShapeForLightOcclusion(BlockState state) {
        return true;
    }

    @Override
    protected VoxelShape getShape(BlockState state, BlockGetter level, BlockPos pos, CollisionContext context) {
        boolean isBottom = state.getValue(HALF) == Half.BOTTOM;
        Direction facing = state.getValue(FACING);
        return (switch (state.getValue(SHAPE)) {
            default -> throw new MatchException(null, null);
            case StairsShape.STRAIGHT -> {
                if (isBottom) {
                    yield SHAPE_BOTTOM_STRAIGHT;
                }
                yield SHAPE_TOP_STRAIGHT;
            }
            case StairsShape.INNER_RIGHT, StairsShape.INNER_LEFT -> {
                if (isBottom) {
                    yield SHAPE_BOTTOM_INNER;
                }
                yield SHAPE_TOP_INNER;
            }
            case StairsShape.OUTER_LEFT, StairsShape.OUTER_RIGHT -> isBottom ? SHAPE_BOTTOM_OUTER : SHAPE_TOP_OUTER;
        }).get(switch (state.getValue(SHAPE)) {
            default -> throw new MatchException(null, null);
            case StairsShape.STRAIGHT, StairsShape.OUTER_LEFT, StairsShape.INNER_RIGHT -> facing;
            case StairsShape.INNER_LEFT -> facing.getCounterClockWise();
            case StairsShape.OUTER_RIGHT -> facing.getClockWise();
        });
    }

    @Override
    public float getExplosionResistance() {
        return this.base.getExplosionResistance();
    }

    @Override
    public BlockState getStateForPlacement(BlockPlaceContext context) {
        Direction clickedFace = context.getClickedFace();
        BlockPos pos = context.getClickedPos();
        FluidState replacedFluidState = context.getLevel().getFluidState(pos);
        BlockState state = (BlockState)((BlockState)((BlockState)this.defaultBlockState().setValue(FACING, context.getHorizontalDirection())).setValue(HALF, clickedFace == Direction.DOWN || clickedFace != Direction.UP && context.getClickLocation().y - (double)pos.getY() > 0.5 ? Half.TOP : Half.BOTTOM)).setValue(WATERLOGGED, replacedFluidState.getType() == Fluids.WATER);
        return (BlockState)state.setValue(SHAPE, StairBlock.getStairsShape(state, context.getLevel(), pos));
    }

    @Override
    protected BlockState updateShape(BlockState state, LevelReader level, ScheduledTickAccess ticks, BlockPos pos, Direction directionToNeighbour, BlockPos neighbourPos, BlockState neighbourState, RandomSource random) {
        if (state.getValue(WATERLOGGED).booleanValue()) {
            ticks.scheduleTick(pos, Fluids.WATER, Fluids.WATER.getTickDelay(level));
        }
        if (directionToNeighbour.getAxis().isHorizontal()) {
            return (BlockState)state.setValue(SHAPE, StairBlock.getStairsShape(state, level, pos));
        }
        return super.updateShape(state, level, ticks, pos, directionToNeighbour, neighbourPos, neighbourState, random);
    }

    private static StairsShape getStairsShape(BlockState state, BlockGetter level, BlockPos pos) {
        Direction frontFacing;
        Direction behindFacing;
        Direction facing = state.getValue(FACING);
        BlockState behindState = level.getBlockState(pos.relative(facing));
        if (StairBlock.isStairs(behindState) && state.getValue(HALF) == behindState.getValue(HALF) && (behindFacing = behindState.getValue(FACING)).getAxis() != state.getValue(FACING).getAxis() && StairBlock.canTakeShape(state, level, pos, behindFacing.getOpposite())) {
            if (behindFacing == facing.getCounterClockWise()) {
                return StairsShape.OUTER_LEFT;
            }
            return StairsShape.OUTER_RIGHT;
        }
        BlockState frontState = level.getBlockState(pos.relative(facing.getOpposite()));
        if (StairBlock.isStairs(frontState) && state.getValue(HALF) == frontState.getValue(HALF) && (frontFacing = frontState.getValue(FACING)).getAxis() != state.getValue(FACING).getAxis() && StairBlock.canTakeShape(state, level, pos, frontFacing)) {
            if (frontFacing == facing.getCounterClockWise()) {
                return StairsShape.INNER_LEFT;
            }
            return StairsShape.INNER_RIGHT;
        }
        return StairsShape.STRAIGHT;
    }

    private static boolean canTakeShape(BlockState state, BlockGetter level, BlockPos pos, Direction neighbour) {
        BlockState neighborState = level.getBlockState(pos.relative(neighbour));
        return !StairBlock.isStairs(neighborState) || neighborState.getValue(FACING) != state.getValue(FACING) || neighborState.getValue(HALF) != state.getValue(HALF);
    }

    public static boolean isStairs(BlockState state) {
        return state.getBlock() instanceof StairBlock;
    }

    @Override
    protected BlockState rotate(BlockState state, Rotation rotation) {
        return (BlockState)state.setValue(FACING, rotation.rotate(state.getValue(FACING)));
    }

    @Override
    protected BlockState mirror(BlockState state, Mirror mirror) {
        Direction direction = state.getValue(FACING);
        StairsShape shape = state.getValue(SHAPE);
        switch (mirror) {
            case LEFT_RIGHT: {
                if (direction.getAxis() != Direction.Axis.Z) break;
                switch (shape) {
                    case INNER_LEFT: {
                        return (BlockState)state.rotate(Rotation.CLOCKWISE_180).setValue(SHAPE, StairsShape.INNER_RIGHT);
                    }
                    case INNER_RIGHT: {
                        return (BlockState)state.rotate(Rotation.CLOCKWISE_180).setValue(SHAPE, StairsShape.INNER_LEFT);
                    }
                    case OUTER_LEFT: {
                        return (BlockState)state.rotate(Rotation.CLOCKWISE_180).setValue(SHAPE, StairsShape.OUTER_RIGHT);
                    }
                    case OUTER_RIGHT: {
                        return (BlockState)state.rotate(Rotation.CLOCKWISE_180).setValue(SHAPE, StairsShape.OUTER_LEFT);
                    }
                }
                return state.rotate(Rotation.CLOCKWISE_180);
            }
            case FRONT_BACK: {
                if (direction.getAxis() != Direction.Axis.X) break;
                switch (shape) {
                    case INNER_LEFT: {
                        return (BlockState)state.rotate(Rotation.CLOCKWISE_180).setValue(SHAPE, StairsShape.INNER_LEFT);
                    }
                    case INNER_RIGHT: {
                        return (BlockState)state.rotate(Rotation.CLOCKWISE_180).setValue(SHAPE, StairsShape.INNER_RIGHT);
                    }
                    case OUTER_LEFT: {
                        return (BlockState)state.rotate(Rotation.CLOCKWISE_180).setValue(SHAPE, StairsShape.OUTER_RIGHT);
                    }
                    case OUTER_RIGHT: {
                        return (BlockState)state.rotate(Rotation.CLOCKWISE_180).setValue(SHAPE, StairsShape.OUTER_LEFT);
                    }
                    case STRAIGHT: {
                        return state.rotate(Rotation.CLOCKWISE_180);
                    }
                }
                break;
            }
        }
        return super.mirror(state, mirror);
    }

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

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

    @Override
    protected boolean isPathfindable(BlockState state, PathComputationType type) {
        return false;
    }
}