packages/flutter_tools/lib/src/commands/doctor.dart

// Copyright 2014 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

import '../android/android_workflow.dart';
import '../base/common.dart';
import '../globals.dart' as globals;
import '../runner/flutter_command.dart';

class DoctorCommand extends FlutterCommand {
  DoctorCommand({this.verbose = false}) {
    argParser.addFlag(
      'android-licenses',
      negatable: false,
      help: "Run the Android SDK manager tool to accept the SDK's licenses.",
    );
    argParser.addOption(
      'check-for-remote-artifacts',
      hide: !verbose,
      help:
          'Used to determine if Flutter engine artifacts for all platforms '
          'are available for download.',
      valueHelp: 'engine revision git hash',
    );
  }

  final bool verbose;

  @override
  final String name = 'doctor';

  @override
  final String description = 'Show information about the installed tooling.';

  @override
  final String category = FlutterCommandCategory.sdk;

  @override
  Future<FlutterCommandResult> runCommand() async {
    if (argResults?.wasParsed('check-for-remote-artifacts') ?? false) {
      final String engineRevision = stringArg('check-for-remote-artifacts')!;
      if (engineRevision.startsWith(RegExp(r'[a-f0-9]{1,40}'))) {
        final bool success = await globals.doctor?.checkRemoteArtifacts(engineRevision) ?? false;
        if (success) {
          throwToolExit(
            'Artifacts for engine $engineRevision are missing or are '
            'not yet available.',
            exitCode: 1,
          );
        }
      } else {
        throwToolExit(
          'Remote artifact revision $engineRevision is not a valid '
          'git hash.',
        );
      }
    }
    final bool success =
        await globals.doctor?.diagnose(
          androidLicenses: boolArg('android-licenses'),
          verbose: verbose,
          androidLicenseValidator: androidLicenseValidator,
        ) ??
        false;
    return FlutterCommandResult(success ? ExitStatus.success : ExitStatus.warning);
  }
}