/*
 * Copyright 2016-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.io.ExecutableFinder;
import com.facebook.buck.io.ProjectFilesystem;
import com.facebook.buck.log.LogConfigSetup;
import com.facebook.buck.rage.AbstractReport;
import com.facebook.buck.rage.AutomatedReport;
import com.facebook.buck.rage.DefaultDefectReporter;
import com.facebook.buck.rage.DefaultExtraInfoCollector;
import com.facebook.buck.rage.DefectSubmitResult;
import com.facebook.buck.rage.ExtraInfoCollector;
import com.facebook.buck.rage.InteractiveReport;
import com.facebook.buck.rage.RageConfig;
import com.facebook.buck.rage.WatchmanDiagReportCollector;
import com.facebook.buck.util.DefaultProcessExecutor;
import com.facebook.buck.util.ProcessExecutor;
import java.io.IOException;
import java.util.Optional;
import org.kohsuke.args4j.Option;

public class RageCommand extends AbstractCommand {

  @Option(name = "--non-interactive", usage = "Force the command to run in non-interactive mode.")
  private boolean nonInteractive = false;

  @Option(
    name = "--gather-vcs-info",
    usage = "Gather information from the Version Control " + "System in non-interactive mode."
  )
  private boolean gatherVcsInfo = false;

  @Option(name = "--show-json", usage = "If protocol is JSON show the response to stdout or not.")
  private boolean showJson = false;

  @Override
  public int runWithoutHelp(CommandRunnerParams params) throws IOException, InterruptedException {
    ProjectFilesystem filesystem = params.getCell().getFilesystem();
    BuckConfig buckConfig = params.getBuckConfig();
    RageConfig rageConfig = RageConfig.of(buckConfig);
    ProcessExecutor processExecutor = new DefaultProcessExecutor(params.getConsole());

    ExtraInfoCollector extraInfoCollector =
        new DefaultExtraInfoCollector(rageConfig, filesystem, processExecutor);

    Optional<WatchmanDiagReportCollector> watchmanDiagReportCollector =
        WatchmanDiagReportCollector.newInstanceIfWatchmanUsed(
            params.getCell(),
            filesystem,
            processExecutor,
            new ExecutableFinder(),
            params.getEnvironment());

    AbstractReport report;
    DefaultDefectReporter reporter =
        new DefaultDefectReporter(
            filesystem, rageConfig, params.getBuckEventBus(), params.getClock());
    if (params.getConsole().getAnsi().isAnsiTerminal() && !nonInteractive) {
      report =
          new InteractiveReport(
              reporter,
              filesystem,
              params.getConsole(),
              params.getStdIn(),
              params.getBuildEnvironmentDescription(),
              params.getVersionControlStatsGenerator(),
              rageConfig,
              extraInfoCollector,
              watchmanDiagReportCollector);
    } else {
      report =
          new AutomatedReport(
              reporter,
              filesystem,
              params.getConsole(),
              params.getBuildEnvironmentDescription(),
              params.getVersionControlStatsGenerator(),
              gatherVcsInfo,
              rageConfig,
              extraInfoCollector);
    }

    Optional<DefectSubmitResult> defectSubmitResult = report.collectAndSubmitResult();
    report.presentDefectSubmitResult(defectSubmitResult, showJson);

    return 0;
  }

  @Override
  public boolean isReadOnly() {
    return false;
  }

  @Override
  public String getShortDescription() {
    return "create a defect report";
  }

  @Override
  public LogConfigSetup getLogConfig() {
    return LogConfigSetup.builder()
        .from(LogConfigSetup.DEFAULT_SETUP)
        .setLogFilePrefix("rage-")
        .build();
  }
}