blob: e9fa471a96a377d598c40075fd1c2c443d54146b [file] [log] [blame]
// 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 '../artifacts.dart';
import '../base/common.dart';
import '../base/file_system.dart';
import '../base/logger.dart';
import '../build_info.dart';
import '../build_system/build_system.dart';
import '../build_system/targets/web.dart';
import '../cache.dart';
import '../flutter_plugins.dart';
import '../globals.dart' as globals;
import '../platform_plugins.dart';
import '../plugins.dart';
import '../project.dart';
Future<void> buildWeb(
FlutterProject flutterProject,
String target,
BuildInfo buildInfo,
bool csp,
String serviceWorkerStrategy,
bool sourceMaps,
bool nativeNullAssertions,
String? baseHref,
) async {
final bool hasWebPlugins = (await findPlugins(flutterProject))
.any((Plugin p) => p.platforms.containsKey(WebPlugin.kConfigKey));
final Directory outputDirectory = globals.fs.directory(getWebBuildDirectory());
outputDirectory.createSync(recursive: true);
await injectPlugins(flutterProject, webPlatform: true);
final Status status = globals.logger.startProgress('Compiling $target for the Web...');
final Stopwatch sw = Stopwatch()..start();
try {
final BuildResult result = await globals.buildSystem.build(WebServiceWorker(globals.fs, globals.cache), Environment(
projectDir: globals.fs.currentDirectory,
outputDir: outputDirectory,
buildDir: flutterProject.directory
.childDirectory('.dart_tool')
.childDirectory('flutter_build'),
defines: <String, String>{
kTargetFile: target,
kHasWebPlugins: hasWebPlugins.toString(),
kCspMode: csp.toString(),
if (baseHref != null)
kBaseHref : baseHref,
kSourceMapsEnabled: sourceMaps.toString(),
kNativeNullAssertions: nativeNullAssertions.toString(),
if (serviceWorkerStrategy != null)
kServiceWorkerStrategy: serviceWorkerStrategy,
...buildInfo.toBuildSystemEnvironment(),
},
artifacts: globals.artifacts!,
fileSystem: globals.fs,
logger: globals.logger,
processManager: globals.processManager,
platform: globals.platform,
cacheDir: globals.cache.getRoot(),
engineVersion: globals.artifacts!.isLocalEngine
? null
: globals.flutterVersion.engineRevision,
flutterRootDir: globals.fs.directory(Cache.flutterRoot),
// Web uses a different Dart plugin registry.
// https://github.com/flutter/flutter/issues/80406
generateDartPluginRegistry: false,
));
if (!result.success) {
for (final ExceptionMeasurement measurement in result.exceptions.values) {
globals.printError('Target ${measurement.target} failed: ${measurement.exception}',
stackTrace: measurement.fatal
? measurement.stackTrace
: null,
);
}
throwToolExit('Failed to compile application for the Web.');
}
} on Exception catch (err) {
throwToolExit(err.toString());
} finally {
status.stop();
}
globals.flutterUsage.sendTiming('build', 'dart2js', Duration(milliseconds: sw.elapsedMilliseconds));
}
/// Web rendering backend mode.
enum WebRendererMode {
/// Auto detects which rendering backend to use.
autoDetect,
/// Always uses canvaskit.
canvaskit,
/// Always uses html.
html,
}
/// The correct precompiled artifact to use for each build and render mode.
const Map<WebRendererMode, Map<NullSafetyMode, HostArtifact>> kDartSdkJsArtifactMap = <WebRendererMode, Map<NullSafetyMode, HostArtifact>>{
WebRendererMode.autoDetect: <NullSafetyMode, HostArtifact> {
NullSafetyMode.sound: HostArtifact.webPrecompiledCanvaskitAndHtmlSoundSdk,
NullSafetyMode.unsound: HostArtifact.webPrecompiledCanvaskitAndHtmlSdk,
},
WebRendererMode.canvaskit: <NullSafetyMode, HostArtifact> {
NullSafetyMode.sound: HostArtifact.webPrecompiledCanvaskitSoundSdk,
NullSafetyMode.unsound: HostArtifact.webPrecompiledCanvaskitSdk,
},
WebRendererMode.html: <NullSafetyMode, HostArtifact> {
NullSafetyMode.sound: HostArtifact.webPrecompiledSoundSdk,
NullSafetyMode.unsound: HostArtifact.webPrecompiledSdk,
},
};
/// The correct source map artifact to use for each build and render mode.
const Map<WebRendererMode, Map<NullSafetyMode, HostArtifact>> kDartSdkJsMapArtifactMap = <WebRendererMode, Map<NullSafetyMode, HostArtifact>>{
WebRendererMode.autoDetect: <NullSafetyMode, HostArtifact> {
NullSafetyMode.sound: HostArtifact.webPrecompiledCanvaskitAndHtmlSoundSdkSourcemaps,
NullSafetyMode.unsound: HostArtifact.webPrecompiledCanvaskitAndHtmlSdkSourcemaps,
},
WebRendererMode.canvaskit: <NullSafetyMode, HostArtifact> {
NullSafetyMode.sound: HostArtifact.webPrecompiledCanvaskitSoundSdkSourcemaps,
NullSafetyMode.unsound: HostArtifact.webPrecompiledCanvaskitSdkSourcemaps,
},
WebRendererMode.html: <NullSafetyMode, HostArtifact> {
NullSafetyMode.sound: HostArtifact.webPrecompiledSoundSdkSourcemaps,
NullSafetyMode.unsound: HostArtifact.webPrecompiledSdkSourcemaps,
},
};