/*
 * MIT License
 *
 * Copyright (c) 2020-present Cloudogu GmbH and Contributors
 *
 * 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 sonia.scm.repository;

import com.google.common.collect.Lists;
import lombok.EqualsAndHashCode;
import lombok.ToString;

import java.io.Serializable;
import java.util.Iterator;
import java.util.List;

/**
 * Changeset information by line for a given file.
 *
 * @author Sebastian Sdorra
 * @since 1.8
 */
@EqualsAndHashCode
@ToString
public class BlameResult implements Serializable, Iterable<BlameLine> {

  private static final long serialVersionUID = -8606237881465520606L;

  private List<BlameLine> blameLines;
  private int total;

  public BlameResult(List<BlameLine> blameLines) {
    this(blameLines.size(), blameLines);
  }

  public BlameResult(int total, List<BlameLine> blameLines) {
    this.total = total;
    this.blameLines = blameLines;
  }

  @Override
  public Iterator<BlameLine> iterator() {
    return getBlameLines().iterator();
  }

  public List<BlameLine> getBlameLines() {
    if (blameLines == null) {
      blameLines = Lists.newArrayList();
    }
    return blameLines;
  }

  public BlameLine getLine(int i) {
    return blameLines.get(i);
  }

  public int getTotal() {
    return total;
  }
}
