package net.minecraft.client.renderer.state.level;

import java.util.Arrays;
import java.util.Comparator;
import java.util.List;
import net.fabricmc.api.EnvType;
import net.fabricmc.api.Environment;
import net.fabricmc.fabric.api.client.rendering.v1.FabricRenderState;
import net.minecraft.core.Direction;

@Environment(EnvType.CLIENT)
public class WorldBorderRenderState implements FabricRenderState {
	public double minX;
	public double maxX;
	public double minZ;
	public double maxZ;
	public int tint;
	public double alpha;

	public List<WorldBorderRenderState.DistancePerDirection> closestBorder(final double x, final double z) {
		WorldBorderRenderState.DistancePerDirection[] directions = new WorldBorderRenderState.DistancePerDirection[]{
			new WorldBorderRenderState.DistancePerDirection(Direction.NORTH, z - this.minZ),
			new WorldBorderRenderState.DistancePerDirection(Direction.SOUTH, this.maxZ - z),
			new WorldBorderRenderState.DistancePerDirection(Direction.WEST, x - this.minX),
			new WorldBorderRenderState.DistancePerDirection(Direction.EAST, this.maxX - x)
		};
		return Arrays.stream(directions).sorted(Comparator.comparingDouble(d -> d.distance)).toList();
	}

	public void reset() {
		this.alpha = 0.0;
	}

	@Environment(EnvType.CLIENT)
	public record DistancePerDirection(Direction direction, double distance) {
	}
}