package ru.bclib.blocks;

import java.util.EnumMap;

import com.google.common.collect.ImmutableMap;
import com.google.common.collect.Maps;

import net.fabricmc.fabric.api.object.builder.v1.block.FabricBlockSettings;
import net.fabricmc.fabric.api.tool.attribute.v1.FabricToolTags;
import net.minecraft.core.BlockPos;
import net.minecraft.core.Direction;
import net.minecraft.world.item.context.BlockPlaceContext;
import net.minecraft.world.level.BlockGetter;
import net.minecraft.world.level.LevelAccessor;
import net.minecraft.world.level.LevelReader;
import net.minecraft.world.level.block.Block;
import net.minecraft.world.level.block.Blocks;
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.SoundType;
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.DirectionProperty;
import net.minecraft.world.level.material.Material;
import net.minecraft.world.phys.shapes.CollisionContext;
import net.minecraft.world.phys.shapes.VoxelShape;
import ru.bclib.util.BlocksHelper;

public abstract class BaseWallPlantBlock extends BasePlantBlock {
	private static final EnumMap<Direction, VoxelShape> SHAPES = Maps.newEnumMap(ImmutableMap.of(
			Direction.NORTH, Block.box(1, 1, 8, 15, 15, 16),
			Direction.SOUTH, Block.box(1, 1, 0, 15, 15, 8),
			Direction.WEST, Block.box(8, 1, 1, 16, 15, 15),
			Direction.EAST, Block.box(0, 1, 1, 8, 15, 15)));
	public static final DirectionProperty FACING = HorizontalDirectionalBlock.FACING;
	
	public BaseWallPlantBlock() {
		this(FabricBlockSettings.of(Material.PLANT)
				.breakByTool(FabricToolTags.SHEARS)
				.breakByHand(true)
				.sound(SoundType.GRASS)
				.noCollission());
	}
	
	public BaseWallPlantBlock(int light) {
		this(FabricBlockSettings.of(Material.PLANT)
				.breakByTool(FabricToolTags.SHEARS)
				.breakByHand(true)
				.luminance(light)
				.sound(SoundType.GRASS)
				.noCollission());
	}
	
	public BaseWallPlantBlock(Properties settings) {
		super(settings);
	}
	
	@Override
	protected void createBlockStateDefinition(StateDefinition.Builder<Block, BlockState> stateManager) {
		stateManager.add(FACING);
	}

	@Override
	public VoxelShape getShape(BlockState state, BlockGetter view, BlockPos pos, CollisionContext ePos) {
		return SHAPES.get(state.getValue(FACING));
	}

	@Override
	public BlockBehaviour.OffsetType getOffsetType() {
		return BlockBehaviour.OffsetType.NONE;
	}

	@Override
	public boolean canSurvive(BlockState state, LevelReader world, BlockPos pos) {
		Direction direction = state.getValue(FACING);
		BlockPos blockPos = pos.relative(direction.getOpposite());
		BlockState blockState = world.getBlockState(blockPos);
		return isSupport(world, blockPos, blockState, direction);
	}
	
	public boolean isSupport(LevelReader world, BlockPos pos, BlockState blockState, Direction direction) {
		return blockState.getMaterial().isSolid() && blockState.isFaceSturdy(world, pos, direction);
	}
	
	@Override
	public BlockState getStateForPlacement(BlockPlaceContext ctx) {
		BlockState blockState = this.defaultBlockState();
		LevelReader worldView = ctx.getLevel();
		BlockPos blockPos = ctx.getClickedPos();
		Direction[] directions = ctx.getNearestLookingDirections();
		for (Direction direction : directions) {
			if (direction.getAxis().isHorizontal()) {
				Direction direction2 = direction.getOpposite();
				blockState = blockState.setValue(FACING, direction2);
				if (blockState.canSurvive(worldView, blockPos)) {
					return blockState;
				}
			}
		}
		return null;
	}

	@Override
	public BlockState updateShape(BlockState state, Direction facing, BlockState neighborState, LevelAccessor world, BlockPos pos, BlockPos neighborPos) {
		if (!canSurvive(state, world, pos)) {
			return Blocks.AIR.defaultBlockState();
		}
		else {
			return state;
		}
	}
	
	@Override
	public BlockState rotate(BlockState state, Rotation rotation) {
		return BlocksHelper.rotateHorizontal(state, rotation, FACING);
	}

	@Override
	public BlockState mirror(BlockState state, Mirror mirror) {
		return BlocksHelper.mirrorHorizontal(state, mirror, FACING);
	}
}