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1// Copyright 2019 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file
4
5import '../artifacts.dart';
6import '../base/common.dart';
7import '../base/file_system.dart';
8import '../base/io.dart';
9import '../base/logger.dart';
10import '../base/process_manager.dart';
11import '../build_info.dart';
12import '../cache.dart';
13import '../convert.dart';
14import '../globals.dart';
15import '../project.dart';
16import '../reporting/reporting.dart';
17
18import 'msbuild_utils.dart';
19import 'visual_studio.dart';
20
21/// Builds the Windows project using msbuild.
22Future<void> buildWindows(WindowsProject windowsProject, BuildInfo buildInfo, {String target}) async {
23  final Map<String, String> environment = <String, String>{
24    'FLUTTER_ROOT': Cache.flutterRoot,
25    'PROJECT_DIR': windowsProject.project.directory.path,
26    'TRACK_WIDGET_CREATION': (buildInfo?.trackWidgetCreation == true).toString(),
27  };
28  if (target != null) {
29    environment['FLUTTER_TARGET'] = target;
30  }
31  if (artifacts is LocalEngineArtifacts) {
32    final LocalEngineArtifacts localEngineArtifacts = artifacts;
33    final String engineOutPath = localEngineArtifacts.engineOutPath;
34    environment['FLUTTER_ENGINE'] = fs.path.dirname(fs.path.dirname(engineOutPath));
35    environment['LOCAL_ENGINE'] = fs.path.basename(engineOutPath);
36  }
37  writePropertySheet(windowsProject.generatedPropertySheetFile, environment);
38
39  final String vcvarsScript = visualStudio.vcvarsPath;
40  if (vcvarsScript == null) {
41    throwToolExit('Unable to find suitable Visual Studio toolchain. '
42        'Please run `flutter doctor` for more details.');
43  }
44
45  final String buildScript = fs.path.join(
46    Cache.flutterRoot,
47    'packages',
48    'flutter_tools',
49    'bin',
50    'vs_build.bat',
51  );
52
53  final String configuration = buildInfo.isDebug ? 'Debug' : 'Release';
54  final String solutionPath = windowsProject.solutionFile.path;
55  final Stopwatch sw = Stopwatch()..start();
56  // Run the script with a relative path to the project using the enclosing
57  // directory as the workingDirectory, to avoid hitting the limit on command
58  // lengths in batch scripts if the absolute path to the project is long.
59  final Process process = await processManager.start(<String>[
60    buildScript,
61    vcvarsScript,
62    fs.path.basename(solutionPath),
63    configuration,
64  ], workingDirectory: fs.path.dirname(solutionPath));
65  final Status status = logger.startProgress(
66    'Building Windows application...',
67    timeout: null,
68  );
69  int result;
70  try {
71    process.stderr
72      .transform(utf8.decoder)
73      .transform(const LineSplitter())
74      .listen(printError);
75    process.stdout
76      .transform(utf8.decoder)
77      .transform(const LineSplitter())
78      .listen(printTrace);
79    result = await process.exitCode;
80  } finally {
81    status.cancel();
82  }
83  if (result != 0) {
84    throwToolExit('Build process failed. To view the stack trace, please run `flutter run -d windows -v`.');
85  }
86  flutterUsage.sendTiming('build', 'vs_build', Duration(milliseconds: sw.elapsedMilliseconds));
87}
88