package net.minecraft.world.level.block.state.properties;

import java.util.Optional;
import net.minecraft.core.Direction;
import net.minecraft.util.SegmentedAnglePrecision;

public class RotationSegment {
	private static final SegmentedAnglePrecision SEGMENTED_ANGLE16 = new SegmentedAnglePrecision(4);
	private static final int MAX_SEGMENT_INDEX = SEGMENTED_ANGLE16.getMask();
	private static final int NORTH_0 = 0;
	private static final int EAST_90 = 4;
	private static final int SOUTH_180 = 8;
	private static final int WEST_270 = 12;

	public static int getMaxSegmentIndex() {
		return MAX_SEGMENT_INDEX;
	}

	public static int convertToSegment(Direction direction) {
		return SEGMENTED_ANGLE16.fromDirection(direction);
	}

	public static int convertToSegment(float angle) {
		return SEGMENTED_ANGLE16.fromDegrees(angle);
	}

	public static Optional<Direction> convertToDirection(int segment) {
		Direction direction = switch (segment) {
			case 0 -> Direction.NORTH;
			case 4 -> Direction.EAST;
			case 8 -> Direction.SOUTH;
			case 12 -> Direction.WEST;
			default -> null;
		};
		return Optional.ofNullable(direction);
	}

	public static float convertToDegrees(int segment) {
		return SEGMENTED_ANGLE16.toDegrees(segment);
	}
}