From c2900db061d9f90d6b7c2a2c25ffe937ba74acef Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Tue, 6 Apr 2021 18:08:37 +0400
Subject: [PATCH] Allow change join_as in scheduled call.

---
 .../SourceFiles/calls/calls_group_call.cpp    | 24 +++++++++++++------
 Telegram/SourceFiles/calls/calls_group_call.h |  1 +
 2 files changed, 18 insertions(+), 7 deletions(-)

diff --git a/Telegram/SourceFiles/calls/calls_group_call.cpp b/Telegram/SourceFiles/calls/calls_group_call.cpp
index 361909e139..ef7346514c 100644
--- a/Telegram/SourceFiles/calls/calls_group_call.cpp
+++ b/Telegram/SourceFiles/calls/calls_group_call.cpp
@@ -457,6 +457,15 @@ void GroupCall::rejoinWithHash(const QString &hash) {
 	}
 }
 
+void GroupCall::setJoinAs(not_null<PeerData*> as) {
+	_joinAs = as;
+	if (const auto chat = _peer->asChat()) {
+		chat->setGroupCallDefaultJoinAs(_joinAs->id);
+	} else if (const auto channel = _peer->asChannel()) {
+		channel->setGroupCallDefaultJoinAs(_joinAs->id);
+	}
+}
+
 void GroupCall::rejoin(not_null<PeerData*> as) {
 	if (state() != State::Joining
 		&& state() != State::Joined
@@ -472,12 +481,7 @@ void GroupCall::rejoin(not_null<PeerData*> as) {
 	applyMeInCallLocally();
 	LOG(("Call Info: Requesting join payload."));
 
-	_joinAs = as;
-	if (const auto chat = _peer->asChat()) {
-		chat->setGroupCallDefaultJoinAs(_joinAs->id);
-	} else if (const auto channel = _peer->asChannel()) {
-		channel->setGroupCallDefaultJoinAs(_joinAs->id);
-	}
+	setJoinAs(as);
 
 	const auto weak = base::make_weak(this);
 	_instance->emitJoinPayload([=](tgcalls::GroupJoinPayload payload) {
@@ -691,7 +695,13 @@ void GroupCall::rejoinAs(Group::JoinInfo info) {
 		.wasJoinAs = _joinAs,
 		.nowJoinAs = info.joinAs,
 	};
-	if (!_scheduleDate) {
+	if (_scheduleDate) {
+		setJoinAs(info.joinAs);
+		_api.request(MTPphone_SaveDefaultGroupCallJoinAs(
+			_peer->input,
+			_joinAs->input
+		)).send();
+	} else {
 		setState(State::Joining);
 		rejoin(info.joinAs);
 	}
diff --git a/Telegram/SourceFiles/calls/calls_group_call.h b/Telegram/SourceFiles/calls/calls_group_call.h
index 9be926cdd3..b070e5cdb2 100644
--- a/Telegram/SourceFiles/calls/calls_group_call.h
+++ b/Telegram/SourceFiles/calls/calls_group_call.h
@@ -255,6 +255,7 @@ private:
 	void applyMeInCallLocally();
 	void rejoin();
 	void rejoin(not_null<PeerData*> as);
+	void setJoinAs(not_null<PeerData*> as);
 	void subscribeToReal(not_null<Data::GroupCall*> real);
 
 	void audioLevelsUpdated(const tgcalls::GroupLevelsUpdate &data);