package net.minecraft.world.level.levelgen.feature.foliageplacers;

import com.mojang.serialization.MapCodec;
import com.mojang.serialization.codecs.RecordCodecBuilder;
import net.minecraft.core.BlockPos;
import net.minecraft.util.RandomSource;
import net.minecraft.util.valueproviders.IntProvider;
import net.minecraft.world.level.WorldGenLevel;
import net.minecraft.world.level.levelgen.feature.configurations.TreeConfiguration;

public class DarkOakFoliagePlacer extends FoliagePlacer {
	public static final MapCodec<DarkOakFoliagePlacer> CODEC = RecordCodecBuilder.mapCodec(i -> foliagePlacerParts(i).apply(i, DarkOakFoliagePlacer::new));

	public DarkOakFoliagePlacer(final IntProvider radius, final IntProvider offset) {
		super(radius, offset);
	}

	@Override
	protected FoliagePlacerType<?> type() {
		return FoliagePlacerType.DARK_OAK_FOLIAGE_PLACER;
	}

	@Override
	protected void createFoliage(
		final WorldGenLevel level,
		final FoliagePlacer.FoliageSetter foliageSetter,
		final RandomSource random,
		final TreeConfiguration config,
		final int treeHeight,
		final FoliagePlacer.FoliageAttachment foliageAttachment,
		final int foliageHeight,
		final int leafRadius,
		final int offset
	) {
		BlockPos pos = foliageAttachment.pos().above(offset);
		boolean doubleTrunk = foliageAttachment.doubleTrunk();
		if (doubleTrunk) {
			this.placeLeavesRow(level, foliageSetter, random, config, pos, leafRadius + 2, -1, doubleTrunk);
			this.placeLeavesRow(level, foliageSetter, random, config, pos, leafRadius + 3, 0, doubleTrunk);
			this.placeLeavesRow(level, foliageSetter, random, config, pos, leafRadius + 2, 1, doubleTrunk);
			if (random.nextBoolean()) {
				this.placeLeavesRow(level, foliageSetter, random, config, pos, leafRadius, 2, doubleTrunk);
			}
		} else {
			this.placeLeavesRow(level, foliageSetter, random, config, pos, leafRadius + 2, -1, doubleTrunk);
			this.placeLeavesRow(level, foliageSetter, random, config, pos, leafRadius + 1, 0, doubleTrunk);
		}
	}

	@Override
	public int foliageHeight(final RandomSource random, final int treeHeight, final TreeConfiguration config) {
		return 4;
	}

	@Override
	protected boolean shouldSkipLocationSigned(
		final RandomSource random, final int dx, final int y, final int dz, final int currentRadius, final boolean doubleTrunk
	) {
		return y != 0 || !doubleTrunk || dx != -currentRadius && dx < currentRadius || dz != -currentRadius && dz < currentRadius
			? super.shouldSkipLocationSigned(random, dx, y, dz, currentRadius, doubleTrunk)
			: true;
	}

	@Override
	protected boolean shouldSkipLocation(final RandomSource random, final int dx, final int y, final int dz, final int currentRadius, final boolean doubleTrunk) {
		if (y == -1 && !doubleTrunk) {
			return dx == currentRadius && dz == currentRadius;
		} else {
			return y == 1 ? dx + dz > currentRadius * 2 - 2 : false;
		}
	}
}