Reload stale video chat on join.

Telegram/SourceFiles/calls/group/calls_group_call.cpp

@@ -1065,6 +1065,7 @@ void GroupCall::start(TimeId scheduleDate, bool rtmp) {
 		MTPstring(), // title
 		MTP_int(scheduleDate)
 	)).done([=](const MTPUpdates &result) {
+		_reloadedStaleCall = true;
 		_acceptFields = true;
 		_peer->session().api().applyUpdates(result);
 		_acceptFields = false;
@@ -1393,6 +1394,13 @@ void GroupCall::rejoin(not_null<PeerData*> as) {
 					sendSelfUpdate(SendUpdateType::CameraPaused);
 				}
 				sendPendingSelfUpdates();
+				if (!_reloadedStaleCall
+					&& _state.current() != State::Joining) {
+					if (const auto real = lookupReal()) {
+						_reloadedStaleCall = true;
+						real->reloadIfStale();
+					}
+				}
 			}).fail([=](const MTP::Error &error) {
 				_joinState.finish();
 

Telegram/SourceFiles/calls/group/calls_group_call.h

@@ -674,6 +674,7 @@ private:
 	bool _hadJoinedState = false;
 	bool _listenersHidden = false;
 	bool _rtmp = false;
+	bool _reloadedStaleCall = false;
 	int _rtmpVolume = 0;
 
 	std::unique_ptr<Webrtc::MediaDevices> _mediaDevices;