/*
 * Copyright 2012-present Facebook, Inc.
 *
 * 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.facebook.buck.cli;

import com.facebook.buck.util.BuckConstant;
import com.facebook.buck.util.MoreFiles;
import com.facebook.buck.util.ProcessExecutor;

import java.io.IOException;

public class CleanCommand extends AbstractCommandRunner<CleanCommandOptions> {

  @Override
  CleanCommandOptions createOptions(BuckConfig buckConfig) {
    return new CleanCommandOptions(buckConfig);
  }

  @Override
  int runCommandWithOptions(CleanCommandOptions options) throws IOException {
    ProcessExecutor processExecutor = new ProcessExecutor(
        this.stdOut, this.stdErr, this.ansi);
    MoreFiles.rmdir(BuckConstant.BUCK_OUTPUT_DIRECTORY, processExecutor);
    return 0;
  }

  @Override
  String getUsageIntro() {
    return "deletes any generated files";
  }
}