Query recording availability in the background.

Fixes #28576.

Telegram/SourceFiles/history/history_widget.cpp

@@ -559,6 +559,14 @@ HistoryWidget::HistoryWidget(
 		Window::ActivateWindow(controller);
 	});
 
+	Core::App().mediaDevices().recordAvailabilityValue(
+	) | rpl::start_with_next([=](Webrtc::RecordAvailability value) {
+		_recordAvailability = value;
+		if (_list) {
+			updateSendButtonType();
+		}
+	}, lifetime());
+
 	session().data().newItemAdded(
 	) | rpl::start_with_next([=](not_null<HistoryItem*> item) {
 		newItemAdded(item);
@@ -1091,11 +1099,12 @@ void HistoryWidget::initVoiceRecordBar() {
 			!Core::App().settings().recordVideoMessages());
 		updateSendButtonType();
 		switch (_send->type()) {
-		case Ui::SendButton::Type::Record:
-			controller()->showToast(_canRecordVideoMessage
+		case Ui::SendButton::Type::Record: {
+			const auto can = Webrtc::RecordAvailability::VideoAndAudio;
+			controller()->showToast((_recordAvailability == can)
 				? tr::lng_record_voice_tip(tr::now)
 				: tr::lng_record_hold_tip(tr::now));
-			break;
+		} break;
 		case Ui::SendButton::Type::Round:
 			controller()->showToast(tr::lng_record_video_tip(tr::now));
 			break;
@@ -2335,7 +2344,7 @@ void HistoryWidget::showHistory(
 	_contactStatus = nullptr;
 	_businessBotStatus = nullptr;
 
-	updateRecordMediaState();
+	Core::App().mediaDevices().refreshRecordAvailability();
 
 	if (peerId) {
 		using namespace HistoryView;
@@ -4305,8 +4314,9 @@ auto HistoryWidget::computeSendButtonType() const {
 	} else if (_isInlineBot) {
 		return Type::Cancel;
 	} else if (showRecordButton()) {
-		return (Core::App().settings().recordVideoMessages()
-			&& _canRecordVideoMessage)
+		const auto both = Webrtc::RecordAvailability::VideoAndAudio;
+		const auto video = Core::App().settings().recordVideoMessages();
+		return (video && _recordAvailability == both)
 			? Type::Round
 			: Type::Record;
 	}
@@ -4938,7 +4948,7 @@ bool HistoryWidget::isSearching() const {
 }
 
 bool HistoryWidget::showRecordButton() const {
-	return _canRecordAudioMessage
+	return (_recordAvailability != Webrtc::RecordAvailability::None)
 		&& !_voiceRecordBar->isListenState()
 		&& !_voiceRecordBar->isRecordingByAnotherBar()
 		&& !HasSendText(_field)
@@ -5541,15 +5551,6 @@ void HistoryWidget::inlineBotChanged() {
 	}
 }
 
-void HistoryWidget::updateRecordMediaState() {
-	Media::Capture::instance()->check();
-	_canRecordAudioMessage = Media::Capture::instance()->available();
-
-	const auto environment = &Core::App().mediaDevices();
-	const auto type = Webrtc::DeviceType::Camera;
-	_canRecordVideoMessage = !environment->devices(type).empty();
-}
-
 void HistoryWidget::fieldResized() {
 	moveFieldControls();
 	updateHistoryGeometry();

Telegram/SourceFiles/history/history_widget.h

@@ -81,6 +81,10 @@ namespace Ui::Emoji {
 class SuggestionsController;
 } // namespace Ui::Emoji
 
+namespace Webrtc {
+enum class RecordAvailability : uchar;
+} // namespace Webrtc
+
 namespace Window {
 class SessionController;
 } // namespace Window
@@ -499,7 +503,6 @@ private:
 	bool replyToPreviousMessage();
 	bool replyToNextMessage();
 	[[nodiscard]] bool showSlowmodeError();
-	void updateRecordMediaState();
 
 	void hideChildWidgets();
 	void hideSelectorControlsAnimated();
@@ -758,8 +761,7 @@ private:
 	mtpRequestId _inlineBotResolveRequestId = 0;
 	bool _isInlineBot = false;
 
-	bool _canRecordVideoMessage = false;
-	bool _canRecordAudioMessage = false;
+	Webrtc::RecordAvailability _recordAvailability = {};
 
 	std::unique_ptr<HistoryView::ContactStatus> _contactStatus;
 	std::unique_ptr<HistoryView::BusinessBotStatus> _businessBotStatus;

Telegram/SourceFiles/history/view/controls/history_view_compose_controls.cpp

@@ -964,7 +964,6 @@ void ComposeControls::setHistory(SetHistoryArgs &&args) {
 	initWebpageProcess();
 	initWriteRestriction();
 	initForwardProcess();
-	updateRecordMediaState();
 	updateBotCommandShown();
 	updateLikeShown();
 	updateMessagesTTLShown();
@@ -1519,7 +1518,7 @@ void ComposeControls::orderControls() {
 }
 
 bool ComposeControls::showRecordButton() const {
-	return _canRecordAudioMessage
+	return (_recordAvailability != Webrtc::RecordAvailability::None)
 		&& !_voiceRecordBar->isListenState()
 		&& !_voiceRecordBar->isRecordingByAnotherBar()
 		&& !HasSendText(_field)
@@ -2148,12 +2147,17 @@ void ComposeControls::initSendButton() {
 		}
 	};
 
-
 	SendMenu::SetupMenuAndShortcuts(
 		_send.get(),
 		_show,
 		[=] { return sendButtonMenuDetails(); },
 		sendAction);
+
+	Core::App().mediaDevices().recordAvailabilityValue(
+	) | rpl::start_with_next([=](Webrtc::RecordAvailability value) {
+		_recordAvailability = value;
+		updateSendButtonType();
+	}, _send->lifetime());
 }
 
 void ComposeControls::initSendAsButton(not_null<PeerData*> peer) {
@@ -2430,11 +2434,12 @@ void ComposeControls::initVoiceRecordBar() {
 			!Core::App().settings().recordVideoMessages());
 		updateSendButtonType();
 		switch (_send->type()) {
-		case Ui::SendButton::Type::Record:
-			_show->showToast(_canRecordVideoMessage
+		case Ui::SendButton::Type::Record: {
+			const auto both = Webrtc::RecordAvailability::VideoAndAudio;
+			_show->showToast((_recordAvailability == both)
 				? tr::lng_record_voice_tip(tr::now)
 				: tr::lng_record_hold_tip(tr::now));
-			break;
+		} break;
 		case Ui::SendButton::Type::Round:
 			_show->showToast(tr::lng_record_video_tip(tr::now));
 			break;
@@ -2465,15 +2470,6 @@ void ComposeControls::initVoiceRecordBar() {
 	}, _wrap->lifetime());
 }
 
-void ComposeControls::updateRecordMediaState() {
-	::Media::Capture::instance()->check();
-	_canRecordAudioMessage = ::Media::Capture::instance()->available();
-
-	const auto environment = &Core::App().mediaDevices();
-	const auto type = Webrtc::DeviceType::Camera;
-	_canRecordVideoMessage = !environment->devices(type).empty();
-}
-
 void ComposeControls::updateWrappingVisibility() {
 	const auto hidden = _hidden.current();
 	const auto &restriction = _writeRestriction.current();
@@ -2509,8 +2505,9 @@ auto ComposeControls::computeSendButtonType() const {
 	} else if (_isInlineBot) {
 		return Type::Cancel;
 	} else if (showRecordButton()) {
-		return (Core::App().settings().recordVideoMessages()
-			&& _canRecordVideoMessage)
+		const auto both = Webrtc::RecordAvailability::VideoAndAudio;
+		const auto video = Core::App().settings().recordVideoMessages();
+		return (video && _recordAvailability == both)
 			? Type::Round
 			: Type::Record;
 	}

Telegram/SourceFiles/history/view/controls/history_view_compose_controls.h

@@ -76,6 +76,10 @@ namespace Main {
 class Session;
 } // namespace Main
 
+namespace Webrtc {
+enum class RecordAvailability : uchar;
+} // namespace Webrtc
+
 namespace Window {
 struct SectionShow;
 class SessionController;
@@ -278,7 +282,6 @@ private:
 	bool updateSendAsButton();
 	void updateAttachBotsMenu();
 	void updateHeight();
-	void updateRecordMediaState();
 	void updateWrappingVisibility();
 	void updateControlsVisibility();
 	void updateControlsGeometry(QSize size);
@@ -437,9 +440,7 @@ private:
 	bool _isInlineBot = false;
 	bool _botCommandShown = false;
 	bool _likeShown = false;
-
-	bool _canRecordVideoMessage = false;
-	bool _canRecordAudioMessage = false;
+	Webrtc::RecordAvailability _recordAvailability = {};
 
 	FullMsgId _editingId;
 	std::shared_ptr<Data::PhotoMedia> _photoEditMedia;

Telegram/lib_webrtc

@@ -1 +1 @@
-Subproject commit fc726486ebd261283583b5cd5f6a97a18b2ab6ca
+Subproject commit 39af565818ca2fbc4029e23f798c3b440e367423