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/*
 *   Copyright (c) 2023. Ned Wolpert 
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 *
 */

package com.codeheadsystems.gamelib.hex.manager;

import static com.codeheadsystems.gamelib.core.util.LoggerHelper.logger;

import com.badlogic.gdx.utils.Logger;
import com.codeheadsystems.gamelib.core.util.PoolerImpl;
import com.codeheadsystems.gamelib.hex.model.Hex;
import com.codeheadsystems.gamelib.hex.model.OffsetCoord;
import javax.inject.Inject;
import javax.inject.Singleton;

/**
 * The type Offset coord manager.
 */
@Singleton
public class OffsetCoordManager extends PoolerImpl {

  private static final Logger LOGGER = logger(OffsetCoordManager.class);
  private final HexManager hexManager;

  /**
   * Instantiates a new Offset coord manager.
   *
   * @param hexManager the hex manager
   */
  @Inject
  public OffsetCoordManager(HexManager hexManager) {
    super(OffsetCoord::new);
    this.hexManager = hexManager;
    LOGGER.debug("OffsetCoordManager()");
  }

  /**
   * Qoffset from cube offset coord.
   *
   * @param offset the offset
   * @param h      the h
   * @return the offset coord
   */
  public OffsetCoord qoffsetFromCube(OffsetCoord.Offset offset, Hex h) {
    int col = h.q();
    int row = h.r() + ((h.q() + offset.value * (h.q() & 1)) / 2);
    return obtain().setCol(col).setRow(row);
  }

  /**
   * Qoffset to cube hex.
   *
   * @param offset the offset
   * @param h      the h
   * @return the hex
   */
  public Hex qoffsetToCube(OffsetCoord.Offset offset, OffsetCoord h) {
    int q = h.col();
    int r = h.row() - ((h.col() + offset.value * (h.col() & 1)) / 2);
    int s = -q - r;
    return hexManager.obtain().setQ(q).setR(r).setS(s);
  }

  /**
   * Roffset from cube offset coord.
   *
   * @param offset the offset
   * @param h      the h
   * @return the offset coord
   */
  public OffsetCoord roffsetFromCube(OffsetCoord.Offset offset, Hex h) {
    int col = h.q() + ((h.r() + offset.value * (h.r() & 1)) / 2);
    int row = h.r();
    return obtain().setCol(col).setRow(row);
  }

  /**
   * Roffset to cube hex.
   *
   * @param offset the offset
   * @param h      the h
   * @return the hex
   */
  public Hex roffsetToCube(OffsetCoord.Offset offset, OffsetCoord h) {
    int q = h.col() - ((h.row() + offset.value * (h.row() & 1)) / 2);
    int r = h.row();
    int s = -q - r;
    return hexManager.obtain().setQ(q).setR(r).setS(s);
  }

}