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1 // Copyright (c) 2015, the Dartino project authors. Please see the AUTHORS file | |
2 // for details. All rights reserved. Use of this source code is governed by a | |
3 // BSD-style license that can be found in the LICENSE.md file. | |
4 | |
5 library fletchc.verbs.show_verb; | |
6 | |
7 import 'infrastructure.dart'; | |
8 | |
9 import 'documentation.dart' show | |
10 showDocumentation; | |
11 | |
12 import '../diagnostic.dart' show | |
13 throwInternalError; | |
14 | |
15 import '../worker/developer.dart' show | |
16 discoverDevices, | |
17 showSessions, | |
18 showSessionSettings; | |
19 | |
20 const Action showAction = const Action( | |
21 show, showDocumentation, requiresSession: true, | |
22 requiresTarget: true, | |
23 supportedTargets: const <TargetKind>[ | |
24 TargetKind.DEVICES, | |
25 TargetKind.LOG, | |
26 TargetKind.SESSIONS, | |
27 TargetKind.SETTINGS, | |
28 ]); | |
29 | |
30 Future<int> show(AnalyzedSentence sentence, VerbContext context) { | |
31 switch (sentence.target.kind) { | |
32 case TargetKind.LOG: | |
33 return context.performTaskInWorker(const ShowLogTask()); | |
34 case TargetKind.DEVICES: | |
35 return context.performTaskInWorker(const ShowDevicesTask()); | |
36 case TargetKind.SESSIONS: | |
37 showSessions(); | |
38 return new Future.value(0); | |
39 case TargetKind.SETTINGS: | |
40 return context.performTaskInWorker(const ShowSettingsTask()); | |
41 default: | |
42 throwInternalError("Unexpected ${sentence.target}"); | |
43 } | |
44 } | |
45 | |
46 class ShowLogTask extends SharedTask { | |
47 // Keep this class simple, see note in superclass. | |
48 | |
49 const ShowLogTask(); | |
50 | |
51 Future<int> call( | |
52 CommandSender commandSender, | |
53 StreamIterator<ClientCommand> commandIterator) { | |
54 return showLogTask(); | |
55 } | |
56 } | |
57 | |
58 Future<int> showLogTask() async { | |
59 print(SessionState.current.getLog()); | |
60 return 0; | |
61 } | |
62 | |
63 class ShowDevicesTask extends SharedTask { | |
64 // Keep this class simple, see note in superclass. | |
65 | |
66 const ShowDevicesTask(); | |
67 | |
68 Future<int> call( | |
69 CommandSender commandSender, | |
70 StreamIterator<ClientCommand> commandIterator) { | |
71 return showDevicesTask(); | |
72 } | |
73 } | |
74 | |
75 Future<int> showDevicesTask() async { | |
76 await discoverDevices(); | |
77 return 0; | |
78 } | |
79 | |
80 class ShowSettingsTask extends SharedTask { | |
81 // Keep this class simple, see note in superclass. | |
82 | |
83 const ShowSettingsTask(); | |
84 | |
85 Future<int> call( | |
86 CommandSender commandSender, | |
87 StreamIterator<ClientCommand> commandIterator) async { | |
88 return await showSessionSettings(); | |
89 } | |
90 } | |
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