first commit

2021-07-16 13:03:30 +09:00
commit d10fcb6127
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+// Copyright 2021 Sony Group Corporation. All rights reserved.
+// Copyright 2021 Samsung Electronics Co., Ltd. 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 'package:flutter_tools/src/base/logger.dart';
+import 'package:flutter_tools/src/base/platform.dart';
+import 'package:flutter_tools/src/cache.dart';
+import 'package:flutter_tools/src/commands/precache.dart';
+import 'package:flutter_tools/src/features.dart';
+import 'package:flutter_tools/src/runner/flutter_command.dart';
+
+import 'package:meta/meta.dart';
+
+import '../elinux_cache.dart';
+
+class ELinuxPrecacheCommand extends PrecacheCommand {
+  ELinuxPrecacheCommand({
+    bool verboseHelp = false,
+    @required Cache cache,
+    @required Platform platform,
+    @required Logger logger,
+    @required FeatureFlags featureFlags,
+  })  : _cache = cache,
+        _platform = platform,
+        super(
+          verboseHelp: verboseHelp,
+          cache: cache,
+          platform: platform,
+          logger: logger,
+          featureFlags: featureFlags,
+        ) {
+    argParser.addFlag(
+      'elinux',
+      negatable: true,
+      defaultsTo: false,
+      help: 'Precache artifacts for Embedded Linux development.',
+    );
+  }
+
+  final Cache _cache;
+  final Platform _platform;
+
+  bool get _includeOtherPlatforms =>
+      boolArg('android') ||
+      DevelopmentArtifact.values.any((DevelopmentArtifact artifact) =>
+          boolArg(artifact.name) && argResults.wasParsed(artifact.name));
+
+  @override
+  Future<FlutterCommandResult> runCommand() async {
+    final bool includeAllPlatforms = boolArg('all-platforms');
+    final bool includeELinux = boolArg('elinux');
+    final bool includeDefaults = !includeELinux && !_includeOtherPlatforms;
+
+    const String elinuxStampName = 'elinux-sdk';
+
+    // Re-lock the cache.
+    if (_platform.environment['FLUTTER_ALREADY_LOCKED'] != 'true') {
+      await _cache.lock();
+    }
+
+    if (includeAllPlatforms || includeDefaults || includeELinux) {
+      if (boolArg('force')) {
+        _cache.setStampFor(elinuxStampName, '');
+      }
+      await _cache.updateAll(<DevelopmentArtifact>{
+        ELinuxDevelopmentArtifact.elinux,
+      });
+    }
+
+    if (includeAllPlatforms || includeDefaults || _includeOtherPlatforms) {
+      // If the '--force' option is used, the super.runCommand() will delete
+      // the elinux's stamp file. It should be restored.
+      final String elinuxStamp = _cache.getStampFor(elinuxStampName);
+      final FlutterCommandResult result = await super.runCommand();
+      if (elinuxStamp != null) {
+        _cache.setStampFor(elinuxStampName, elinuxStamp);
+      }
+      return result;
+    }
+
+    return FlutterCommandResult.success();
+  }
+}