From 73d00a4cafc7427f456d8d68c0a91ed5a5be5341 Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Mon, 25 Apr 2022 13:41:24 +0400
Subject: [PATCH] Reload stale video chat on join.

---
 Telegram/SourceFiles/calls/group/calls_group_call.cpp | 8 ++++++++
 Telegram/SourceFiles/calls/group/calls_group_call.h   | 1 +
 2 files changed, 9 insertions(+)

diff --git a/Telegram/SourceFiles/calls/group/calls_group_call.cpp b/Telegram/SourceFiles/calls/group/calls_group_call.cpp
index 09fb828dc1..c1ee3c2348 100644
--- a/Telegram/SourceFiles/calls/group/calls_group_call.cpp
+++ b/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();
 
diff --git a/Telegram/SourceFiles/calls/group/calls_group_call.h b/Telegram/SourceFiles/calls/group/calls_group_call.h
index 6f363c1c2e..8b8eb34ca5 100644
--- a/Telegram/SourceFiles/calls/group/calls_group_call.h
+++ b/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;