package net.minecraft.world.level.levelgen.placement;

import com.mojang.serialization.Codec;
import com.mojang.serialization.MapCodec;
import com.mojang.serialization.codecs.RecordCodecBuilder;
import net.minecraft.core.BlockPos;
import net.minecraft.util.RandomSource;
import net.minecraft.world.level.biome.Biome;

public class NoiseThresholdCountPlacement extends RepeatingPlacement {
	public static final MapCodec<NoiseThresholdCountPlacement> CODEC = RecordCodecBuilder.mapCodec(
		instance -> instance.group(
				Codec.DOUBLE.fieldOf("noise_level").forGetter(noiseThresholdCountPlacement -> noiseThresholdCountPlacement.noiseLevel),
				Codec.INT.fieldOf("below_noise").forGetter(noiseThresholdCountPlacement -> noiseThresholdCountPlacement.belowNoise),
				Codec.INT.fieldOf("above_noise").forGetter(noiseThresholdCountPlacement -> noiseThresholdCountPlacement.aboveNoise)
			)
			.apply(instance, NoiseThresholdCountPlacement::new)
	);
	private final double noiseLevel;
	private final int belowNoise;
	private final int aboveNoise;

	private NoiseThresholdCountPlacement(double noiseLevel, int belowNoise, int aboveNoise) {
		this.noiseLevel = noiseLevel;
		this.belowNoise = belowNoise;
		this.aboveNoise = aboveNoise;
	}

	public static NoiseThresholdCountPlacement of(double noiseLevel, int belowNoise, int aboveNoise) {
		return new NoiseThresholdCountPlacement(noiseLevel, belowNoise, aboveNoise);
	}

	@Override
	protected int count(RandomSource random, BlockPos pos) {
		double d = Biome.BIOME_INFO_NOISE.getValue(pos.getX() / 200.0, pos.getZ() / 200.0, false);
		return d < this.noiseLevel ? this.belowNoise : this.aboveNoise;
	}

	@Override
	public PlacementModifierType<?> type() {
		return PlacementModifierType.NOISE_THRESHOLD_COUNT;
	}
}