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// Copyright 2019 The Chromium 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 'dart:async';
import '../base/common.dart';
import '../base/file_system.dart';
import '../base/platform.dart';
import '../build_info.dart';
import '../cache.dart';
import '../fuchsia/fuchsia_build.dart';
import '../fuchsia/fuchsia_pm.dart';
import '../project.dart';
import '../runner/flutter_command.dart' show FlutterCommandResult;
import 'build.dart';
/// A command to build a Fuchsia target.
class BuildFuchsiaCommand extends BuildSubCommand {
BuildFuchsiaCommand({bool verboseHelp = false}) {
usesTargetOption();
addBuildModeFlags(verboseHelp: verboseHelp);
argParser.addOption(
'runner-source',
help: 'The package source to use for the flutter_runner. '
'"${FuchsiaPackageServer.deviceHost}" implies using a runner already on the device. '
'"${FuchsiaPackageServer.toolHost}" implies using a runner distributed with Flutter.',
allowed: <String>[
FuchsiaPackageServer.deviceHost,
FuchsiaPackageServer.toolHost,
],
defaultsTo: FuchsiaPackageServer.toolHost,
);
}
@override
final String name = 'fuchsia';
@override
bool hidden = true;
@override
Future<Set<DevelopmentArtifact>> get requiredArtifacts async => <DevelopmentArtifact>{
DevelopmentArtifact.fuchsia,
DevelopmentArtifact.universal,
};
@override
String get description => 'Build the Fuchsia target (Experimental).';
@override
Future<FlutterCommandResult> runCommand() async {
Cache.releaseLockEarly();
final BuildInfo buildInfo = getBuildInfo();
final FlutterProject flutterProject = FlutterProject.current();
if (!platform.isLinux && !platform.isMacOS) {
throwToolExit('"build fuchsia" is only supported on Linux and MacOS hosts.');
}
if (!flutterProject.fuchsia.existsSync()) {
throwToolExit('No Fuchsia project is configured.');
}
final String appName = flutterProject.fuchsia.project.manifest.appName;
final String cmxPath = fs.path.join(
flutterProject.fuchsia.meta.path, '$appName.cmx');
final File cmxFile = fs.file(cmxPath);
if (!cmxFile.existsSync()) {
throwToolExit('The Fuchsia build requires a .cmx file at $cmxPath for the app.');
}
await buildFuchsia(
fuchsiaProject: flutterProject.fuchsia,
target: targetFile,
buildInfo: buildInfo,
runnerPackageSource: stringArg('runner-source'),
);
return null;
}
}