From 146a9c27940367a0ca90e03385964dc71ec9d505 Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Tue, 15 Dec 2020 18:59:12 +0400
Subject: [PATCH] Don't edit old 'voice chat started' message.

---
 Telegram/SourceFiles/api/api_updates.cpp         | 9 ---------
 Telegram/SourceFiles/data/data_session.cpp       | 8 --------
 Telegram/SourceFiles/data/data_session.h         | 8 --------
 Telegram/SourceFiles/history/history_service.cpp | 9 ---------
 4 files changed, 34 deletions(-)

diff --git a/Telegram/SourceFiles/api/api_updates.cpp b/Telegram/SourceFiles/api/api_updates.cpp
index 99fdf520c..2449c4fe3 100644
--- a/Telegram/SourceFiles/api/api_updates.cpp
+++ b/Telegram/SourceFiles/api/api_updates.cpp
@@ -1842,15 +1842,6 @@ void Updates::feedUpdate(const MTPUpdate &update) {
 	case mtpc_updatePhoneCallSignalingData:
 	case mtpc_updateGroupCallParticipants:
 	case mtpc_updateGroupCall: {
-		if (update.type() == mtpc_updateGroupCall) {
-			const auto &data = update.c_updateGroupCall();
-			if (data.vcall().type() == mtpc_groupCallDiscarded) {
-				const auto &call = data.vcall().c_groupCallDiscarded();
-				session().data().groupCallDiscarded(
-					call.vid().v,
-					call.vduration().v);
-			}
-		}
 		Core::App().calls().handleUpdate(&session(), update);
 	} break;
 
diff --git a/Telegram/SourceFiles/data/data_session.cpp b/Telegram/SourceFiles/data/data_session.cpp
index 9b5908639..fa4df7c48 100644
--- a/Telegram/SourceFiles/data/data_session.cpp
+++ b/Telegram/SourceFiles/data/data_session.cpp
@@ -814,14 +814,6 @@ void Session::unregisterGroupCall(not_null<GroupCall*> call) {
 	_groupCalls.remove(call->id());
 }
 
-rpl::producer<Session::GroupCallDiscard> Session::groupCallDiscards() const {
-	return _groupCallDiscarded.events();
-}
-
-void Session::groupCallDiscarded(uint64 id, int duration) {
-	_groupCallDiscarded.fire({ id, duration });
-}
-
 GroupCall *Session::groupCall(uint64 callId) const {
 	const auto i = _groupCalls.find(callId);
 	return (i != end(_groupCalls)) ? i->second.get() : nullptr;
diff --git a/Telegram/SourceFiles/data/data_session.h b/Telegram/SourceFiles/data/data_session.h
index 0fc1c8b66..811e8b8b7 100644
--- a/Telegram/SourceFiles/data/data_session.h
+++ b/Telegram/SourceFiles/data/data_session.h
@@ -158,13 +158,6 @@ public:
 	void unregisterGroupCall(not_null<GroupCall*> call);
 	GroupCall *groupCall(uint64 callId) const;
 
-	struct GroupCallDiscard {
-		uint64 id = 0;
-		int duration = 0;
-	};
-	rpl::producer<GroupCallDiscard> groupCallDiscards() const;
-	void groupCallDiscarded(uint64 id, int duration);
-
 	[[nodiscard]] auto invitedToCallUsers(uint64 callId) const
 		-> const base::flat_set<not_null<UserData*>> &;
 	void registerInvitedToCallUser(
@@ -931,7 +924,6 @@ private:
 
 	base::flat_map<uint64, not_null<GroupCall*>> _groupCalls;
 	base::flat_map<uint64, base::flat_set<not_null<UserData*>>> _invitedToCallUsers;
-	rpl::event_stream<GroupCallDiscard> _groupCallDiscarded;
 
 	History *_topPromoted = nullptr;
 
diff --git a/Telegram/SourceFiles/history/history_service.cpp b/Telegram/SourceFiles/history/history_service.cpp
index 2486188b1..55403cdd9 100644
--- a/Telegram/SourceFiles/history/history_service.cpp
+++ b/Telegram/SourceFiles/history/history_service.cpp
@@ -935,15 +935,6 @@ void HistoryService::createFromMtp(const MTPDmessageService &message) {
 			const auto id = CallIdFromInput(data.vcall());
 			call->lifetime.destroy();
 
-			history()->owner().groupCallDiscards(
-			) | rpl::filter([=](Data::Session::GroupCallDiscard discard) {
-				return (discard.id == id);
-			}) | rpl::start_with_next([=](
-					Data::Session::GroupCallDiscard discard) {
-				RemoveComponents(HistoryServiceOngoingCall::Bit());
-				updateText(prepareDiscardedCallText(discard.duration));
-			}, call->lifetime);
-
 			const auto peer = history()->peer;
 			const auto has = PeerHasThisCall(peer, id);
 			if (!has.has_value()) {