/*
 * SonarQube
 * Copyright (C) 2009-2024 SonarSource SA
 * mailto:info AT sonarsource DOT com
 *
 * 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, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */
package org.sonar.scm.git;

import java.io.IOException;
import java.nio.file.Path;
import org.sonar.api.batch.scm.IgnoreCommand;
import org.sonar.api.scanner.ScannerSide;

import static java.util.Objects.requireNonNull;

@ScannerSide
public class GitIgnoreCommand implements IgnoreCommand {

  private IncludedFilesRepository includedFilesRepository;

  @Override
  public void init(Path baseDir) {
    try {
      this.includedFilesRepository = new IncludedFilesRepository(baseDir);
    } catch (IOException e) {
      throw new IllegalStateException("I/O error while indexing ignored files.", e);
    }
  }

  @Override
  public boolean isIgnored(Path absolutePath) {
    return !requireNonNull(includedFilesRepository, "Call init first").contains(absolutePath);
  }

  @Override
  public void clean() {
    this.includedFilesRepository = null;
  }
}
