blob: 1c0c321fdfbb8499f5a725630f323afb292e7c2f [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.
// @dart = 2.8
import '../android/android_device.dart';
import '../application_package.dart';
import '../base/common.dart';
import '../base/io.dart';
import '../device.dart';
import '../globals_null_migrated.dart' as globals;
import '../runner/flutter_command.dart';
class InstallCommand extends FlutterCommand with DeviceBasedDevelopmentArtifacts {
InstallCommand() {
requiresPubspecYaml();
usesDeviceUserOption();
usesDeviceTimeoutOption();
argParser.addFlag('uninstall-only',
negatable: true,
defaultsTo: false,
help: 'Uninstall the app if already on the device. Skip install.',
);
}
@override
final String name = 'install';
@override
final String description = 'Install a Flutter app on an attached device.';
Device device;
bool get uninstallOnly => boolArg('uninstall-only');
String get userIdentifier => stringArg(FlutterOptions.kDeviceUser);
@override
Future<void> validateCommand() async {
await super.validateCommand();
device = await findTargetDevice();
if (device == null) {
throwToolExit('No target device found');
}
if (userIdentifier != null && device is! AndroidDevice) {
throwToolExit('--${FlutterOptions.kDeviceUser} is only supported for Android');
}
}
@override
Future<FlutterCommandResult> runCommand() async {
final ApplicationPackage package = await applicationPackages.getPackageForPlatform(
await device.targetPlatform,
);
if (uninstallOnly) {
await _uninstallApp(package);
} else {
await _installApp(package);
}
return FlutterCommandResult.success();
}
Future<void> _uninstallApp(ApplicationPackage package) async {
if (await device.isAppInstalled(package, userIdentifier: userIdentifier)) {
globals.printStatus('Uninstalling $package from $device...');
if (!await device.uninstallApp(package, userIdentifier: userIdentifier)) {
globals.printError('Uninstalling old version failed');
}
} else {
globals.printStatus('$package not found on $device, skipping uninstall');
}
}
Future<void> _installApp(ApplicationPackage package) async {
globals.printStatus('Installing $package to $device...');
if (!await installApp(device, package, userIdentifier: userIdentifier)) {
throwToolExit('Install failed');
}
}
}
Future<bool> installApp(
Device device,
ApplicationPackage package, {
String userIdentifier,
bool uninstall = true
}) async {
if (package == null) {
return false;
}
try {
if (uninstall && await device.isAppInstalled(package, userIdentifier: userIdentifier)) {
globals.printStatus('Uninstalling old version...');
if (!await device.uninstallApp(package, userIdentifier: userIdentifier)) {
globals.printError('Warning: uninstalling old version failed');
}
}
} on ProcessException catch (e) {
globals.printError('Error accessing device ${device.id}:\n${e.message}');
}
return device.installApp(package, userIdentifier: userIdentifier);
}