/*
 * Copyright (c) 2018-2019 bartimaeusnek Permission is hereby granted, free of charge, to any person obtaining a copy of
 * this software and associated documentation files (the "Software"), to deal in the Software without restriction,
 * including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following
 * conditions: The above copyright notice and this permission notice shall be included in all copies or substantial
 * portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
 * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 */

package bartworks.util;

import net.minecraftforge.common.util.ForgeDirection;

public class Coords {

    public int x, z, wID;
    public short y;

    public Coords(int x, int y, int z, int wID) {
        this(x, y, z);
        this.wID = wID;
    }

    public Coords(int x, int y, int z) {
        this.x = x;
        this.y = (short) y;
        this.z = z;
        this.wID = 0;
    }

    public Coords getCoordsFromSide(ForgeDirection direction) {
        return switch (direction) {
            case UP -> new Coords(this.x, this.y + 1, this.z, this.wID);
            case DOWN -> new Coords(this.x, this.y - 1, this.z, this.wID);
            case WEST -> new Coords(this.x - 1, this.y, this.z, this.wID);
            case EAST -> new Coords(this.x + 1, this.y, this.z, this.wID);
            case NORTH -> new Coords(this.x, this.y, this.z - 1, this.wID);
            case SOUTH -> new Coords(this.x, this.y, this.z + 1, this.wID);
            default -> throw new UnsupportedOperationException("This is impossible.");
        };
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null || this.getClass() != o.getClass()) return false;
        Coords coords = (Coords) o;
        return this.x == coords.x && this.y == coords.y && this.z == coords.z && this.wID == coords.wID;
    }

    @Override
    public int hashCode() {
        byte[] data = new byte[14];
        data[0] = (byte) (this.x & 0xff);
        data[1] = (byte) (this.x >> 4 & 0xff);
        data[2] = (byte) (this.x >> 8 & 0xff);
        data[3] = (byte) (this.x >> 12 & 0xff);
        data[4] = (byte) (this.y & 0xff);
        data[5] = (byte) (this.y >> 4 & 0xff);
        data[6] = (byte) (this.z & 0xff);
        data[7] = (byte) (this.z >> 4 & 0xff);
        data[8] = (byte) (this.z >> 8 & 0xff);
        data[9] = (byte) (this.z >> 12 & 0xff);
        data[10] = (byte) (this.wID & 0xff);
        data[11] = (byte) (this.wID >> 4 & 0xff);
        data[12] = (byte) (this.wID >> 8 & 0xff);
        data[13] = (byte) (this.wID >> 12 & 0xff);
        return MurmurHash3.murmurhash3_x86_32(data, 0, 14, 31);
    }

    @Override
    public String toString() {
        return this.x + "," + this.y + "," + this.z + "," + this.wID;
    }
}