/*
 * WorldEdit, a Minecraft world manipulation toolkit
 * Copyright (C) sk89q <http://www.sk89q.com>
 * Copyright (C) WorldEdit team and contributors
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published by the
 * Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
 * for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */

package com.sk89q.worldedit.internal.helper;

import com.sk89q.worldedit.util.Direction;

/**
 * Utility methods for working with directions in Minecraft.
 */
public final class MCDirections {

    private MCDirections() {
    }

    public static Direction fromHanging(int i) {
        switch (i) {
            case 0:
                return Direction.SOUTH;
            case 1:
                return Direction.WEST;
            case 2:
                return Direction.NORTH;
            case 3:
                return Direction.EAST;
            default:
                return Direction.NORTH;
        }
    }

    public static int toHanging(Direction direction) {
        switch (direction) {
            case SOUTH:
                return 0;
            case WEST:
                return 1;
            case NORTH:
                return 2;
            case EAST:
                return 3;
            default:
                return 0;
        }
    }

    public static int fromLegacyHanging(byte i) {
        switch (i) {
            case 0: return 2;
            case 1: return 1;
            case 2: return 0;
            default: return 3;
        }
    }

    public static byte toLegacyHanging(int i) {
        switch (i) {
            case 0: return (byte) 2;
            case 1: return (byte) 1;
            case 2: return (byte) 0;
            default: return (byte) 3;
        }
    }

}