/*
 * 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.protocolcommand.git;

import sonia.scm.plugin.Extension;
import sonia.scm.protocolcommand.CommandInterpreter;
import sonia.scm.protocolcommand.CommandInterpreterFactory;

import javax.inject.Inject;
import java.util.Optional;

import static java.util.Optional.empty;
import static java.util.Optional.of;

@Extension
public class GitCommandInterpreterFactory implements CommandInterpreterFactory {
  private final GitCommandProtocol gitCommandProtocol;
  private final GitRepositoryContextResolver gitRepositoryContextResolver;

  @Inject
  public GitCommandInterpreterFactory(GitCommandProtocol gitCommandProtocol, GitRepositoryContextResolver gitRepositoryContextResolver) {
    this.gitCommandProtocol = gitCommandProtocol;
    this.gitRepositoryContextResolver = gitRepositoryContextResolver;
  }

  @Override
  public Optional<CommandInterpreter> canHandle(String command) {
    try {
      String[] args = GitCommandParser.parse(command);
      if (args[0].startsWith("git")) {
        return of(new GitCommandInterpreter(gitRepositoryContextResolver, gitCommandProtocol, args));
      } else {
        return empty();
      }
    } catch (IllegalArgumentException e) {
      return empty();
    }
  }
}
