Update API scheme on layer 145.

Telegram/Resources/tl/api.tl

@@ -128,8 +128,8 @@ chatForbidden#6592a1a7 id:long title:string = Chat;
 channel#8261ac61 flags:# creator:flags.0?true left:flags.2?true broadcast:flags.5?true verified:flags.7?true megagroup:flags.8?true restricted:flags.9?true signatures:flags.11?true min:flags.12?true scam:flags.19?true has_link:flags.20?true has_geo:flags.21?true slowmode_enabled:flags.22?true call_active:flags.23?true call_not_empty:flags.24?true fake:flags.25?true gigagroup:flags.26?true noforwards:flags.27?true join_to_send:flags.28?true join_request:flags.29?true id:long access_hash:flags.13?long title:string username:flags.6?string photo:ChatPhoto date:int restriction_reason:flags.9?Vector<RestrictionReason> admin_rights:flags.14?ChatAdminRights banned_rights:flags.15?ChatBannedRights default_banned_rights:flags.18?ChatBannedRights participants_count:flags.17?int = Chat;
 channelForbidden#17d493d5 flags:# broadcast:flags.5?true megagroup:flags.8?true id:long access_hash:long title:string until_date:flags.16?int = Chat;
 
-chatFull#d18ee226 flags:# can_set_username:flags.7?true has_scheduled:flags.8?true id:long about:string participants:ChatParticipants chat_photo:flags.2?Photo notify_settings:PeerNotifySettings exported_invite:flags.13?ExportedChatInvite bot_info:flags.3?Vector<BotInfo> pinned_msg_id:flags.6?int folder_id:flags.11?int call:flags.12?InputGroupCall ttl_period:flags.14?int groupcall_default_join_as:flags.15?Peer theme_emoticon:flags.16?string requests_pending:flags.17?int recent_requesters:flags.17?Vector<long> available_reactions:flags.18?Vector<string> = ChatFull;
+chatFull#c9d31138 flags:# can_set_username:flags.7?true has_scheduled:flags.8?true id:long about:string participants:ChatParticipants chat_photo:flags.2?Photo notify_settings:PeerNotifySettings exported_invite:flags.13?ExportedChatInvite bot_info:flags.3?Vector<BotInfo> pinned_msg_id:flags.6?int folder_id:flags.11?int call:flags.12?InputGroupCall ttl_period:flags.14?int groupcall_default_join_as:flags.15?Peer theme_emoticon:flags.16?string requests_pending:flags.17?int recent_requesters:flags.17?Vector<long> available_reactions:flags.18?ChatReactions = ChatFull;
-channelFull#ea68a619 flags:# can_view_participants:flags.3?true can_set_username:flags.6?true can_set_stickers:flags.7?true hidden_prehistory:flags.10?true can_set_location:flags.16?true has_scheduled:flags.19?true can_view_stats:flags.20?true blocked:flags.22?true flags2:# can_delete_channel:flags2.0?true id:long about:string participants_count:flags.0?int admins_count:flags.1?int kicked_count:flags.2?int banned_count:flags.2?int online_count:flags.13?int read_inbox_max_id:int read_outbox_max_id:int unread_count:int chat_photo:Photo notify_settings:PeerNotifySettings exported_invite:flags.23?ExportedChatInvite bot_info:Vector<BotInfo> migrated_from_chat_id:flags.4?long migrated_from_max_id:flags.4?int pinned_msg_id:flags.5?int stickerset:flags.8?StickerSet available_min_id:flags.9?int folder_id:flags.11?int linked_chat_id:flags.14?long location:flags.15?ChannelLocation slowmode_seconds:flags.17?int slowmode_next_send_date:flags.18?int stats_dc:flags.12?int pts:int call:flags.21?InputGroupCall ttl_period:flags.24?int pending_suggestions:flags.25?Vector<string> groupcall_default_join_as:flags.26?Peer theme_emoticon:flags.27?string requests_pending:flags.28?int recent_requesters:flags.28?Vector<long> default_send_as:flags.29?Peer available_reactions:flags.30?Vector<string> = ChatFull;
+channelFull#f2355507 flags:# can_view_participants:flags.3?true can_set_username:flags.6?true can_set_stickers:flags.7?true hidden_prehistory:flags.10?true can_set_location:flags.16?true has_scheduled:flags.19?true can_view_stats:flags.20?true blocked:flags.22?true flags2:# can_delete_channel:flags2.0?true id:long about:string participants_count:flags.0?int admins_count:flags.1?int kicked_count:flags.2?int banned_count:flags.2?int online_count:flags.13?int read_inbox_max_id:int read_outbox_max_id:int unread_count:int chat_photo:Photo notify_settings:PeerNotifySettings exported_invite:flags.23?ExportedChatInvite bot_info:Vector<BotInfo> migrated_from_chat_id:flags.4?long migrated_from_max_id:flags.4?int pinned_msg_id:flags.5?int stickerset:flags.8?StickerSet available_min_id:flags.9?int folder_id:flags.11?int linked_chat_id:flags.14?long location:flags.15?ChannelLocation slowmode_seconds:flags.17?int slowmode_next_send_date:flags.18?int stats_dc:flags.12?int pts:int call:flags.21?InputGroupCall ttl_period:flags.24?int pending_suggestions:flags.25?Vector<string> groupcall_default_join_as:flags.26?Peer theme_emoticon:flags.27?string requests_pending:flags.28?int recent_requesters:flags.28?Vector<long> default_send_as:flags.29?Peer available_reactions:flags.30?ChatReactions = ChatFull;
 
 chatParticipant#c02d4007 user_id:long inviter_id:long date:int = ChatParticipant;
 chatParticipantCreator#e46bcee4 user_id:long = ChatParticipant;
@@ -1417,6 +1417,10 @@ reactionEmpty#79f5d419 = Reaction;
 reactionEmoji#1b2286b8 emoticon:string = Reaction;
 reactionCustomEmoji#8935fc73 document_id:long = Reaction;
 
+chatReactionsNone#eafc32bc = ChatReactions;
+chatReactionsAll#52928bca flags:# allow_custom:flags.0?true = ChatReactions;
+chatReactionsSome#661d4037 reactions:Vector<Reaction> = ChatReactions;
+
 emailVerifyPurposeLoginSetup#4345be73 phone_number:string phone_code_hash:string = EmailVerifyPurpose;
 emailVerifyPurposeLoginChange#527d22eb = EmailVerifyPurpose;
 emailVerifyPurposePassport#bbf51685 = EmailVerifyPurpose;
@@ -1716,7 +1720,7 @@ messages.saveDefaultSendAs#ccfddf96 peer:InputPeer send_as:InputPeer = Bool;
 messages.sendReaction#d30d78d4 flags:# big:flags.1?true peer:InputPeer msg_id:int reaction:flags.0?Vector<Reaction> = Updates;
 messages.getMessagesReactions#8bba90e6 peer:InputPeer id:Vector<int> = Updates;
 messages.getMessageReactionsList#461b3f48 flags:# peer:InputPeer id:int reaction:flags.0?Reaction offset:flags.1?string limit:int = messages.MessageReactionsList;
-messages.setChatAvailableReactions#14050ea6 peer:InputPeer available_reactions:Vector<string> = Updates;
+messages.setChatAvailableReactions#feb16771 peer:InputPeer available_reactions:ChatReactions = Updates;
 messages.getAvailableReactions#18dea0ac hash:int = messages.AvailableReactions;
 messages.setDefaultReaction#4f47a016 reaction:Reaction = Bool;
 messages.translateText#24ce6dee flags:# peer:flags.0?InputPeer msg_id:flags.0?int text:flags.1?string from_lang:flags.2?string to_lang:string = messages.TranslatedText;

Telegram/SourceFiles/boxes/peers/edit_peer_info_box.cpp

@@ -1002,8 +1002,8 @@ void Controller::fillManageSection() {
 				? QString::number(allowed) + " / " + QString::number(total)
 				: tr::lng_manage_peer_reactions_off(tr::now);
 		});
-		const auto done = [=](const std::vector<QString> &chosen) {
+		const auto done = [=](const std::vector<QString> &chosen, bool all) {
-			SaveAllowedReactions(_peer, chosen);
+			SaveAllowedReactions(_peer, chosen, all);
 		};
 		AddButtonWithCount(
 			_controls.buttonsLayout,
@@ -1015,7 +1015,7 @@ void Controller::fillManageSection() {
 					!_peer->isBroadcast(),
 					session->data().reactions().list(
 						Data::Reactions::Type::Active),
-					*Data::PeerReactionsFilter(_peer).allowed,
+					Data::PeerAllowedReactions(_peer),
 					done));
 			},
 			{ &st::infoRoundedIconReactions, Settings::kIconRed });

Telegram/SourceFiles/boxes/peers/edit_peer_reactions.cpp

@@ -26,8 +26,8 @@ void EditAllowedReactionsBox(
 		not_null<Ui::GenericBox*> box,
 		bool isGroup,
 		const std::vector<Data::Reaction> &list,
-		const base::flat_set<QString> &selected,
+		const Data::AllowedReactions &allowed,
-		Fn<void(const std::vector<QString> &)> callback) {
+		Fn<void(const std::vector<QString> &, bool all)> callback) {
 	const auto iconHeight = st::editPeerReactionsPreview;
 	box->setTitle(tr::lng_manage_peer_reactions());
 
@@ -37,7 +37,7 @@ void EditAllowedReactionsBox(
 		rpl::event_stream<bool> forceToggleAll;
 	};
 	const auto state = box->lifetime().make_state<State>(State{
-		.anyToggled = !selected.empty(),
+		.anyToggled = (allowed.type != Data::AllowedReactionsType::Some),
 	});
 
 	const auto collect = [=] {
@@ -91,7 +91,7 @@ void EditAllowedReactionsBox(
 		tr::lng_manage_peer_reactions_available());
 
 	const auto active = [&](const Data::Reaction &entry) {
-		return selected.contains(entry.id.emoji());
+		return ranges::contains(allowed.some, entry.id);
 	};
 	const auto add = [&](const Data::Reaction &entry) {
 		if (entry.id.emoji().isEmpty()) {
@@ -139,7 +139,7 @@ void EditAllowedReactionsBox(
 	box->addButton(tr::lng_settings_save(), [=] {
 		const auto ids = collect();
 		box->closeBox();
-		callback(ids);
+		callback(ids, false);
 	});
 	box->addButton(tr::lng_cancel(), [=] {
 		box->closeBox();
@@ -148,20 +148,26 @@ void EditAllowedReactionsBox(
 
 void SaveAllowedReactions(
 		not_null<PeerData*> peer,
-		const std::vector<QString> &allowed) {
+		const std::vector<QString> &allowed,
+		bool all) {
 	auto ids = allowed | ranges::views::transform([=](QString value) {
-		return MTP_string(value);
+		return MTP_reactionEmoji(MTP_string(value));
-	}) | ranges::to<QVector<MTPstring>>;
+	}) | ranges::to<QVector<MTPReaction>>;
 
+	const auto updated = all
+		? MTP_chatReactionsAll(MTP_flags(peer->isBroadcast()
+			? MTPDchatReactionsAll::Flag(0)
+			: MTPDchatReactionsAll::Flag::f_allow_custom))
+		: MTP_chatReactionsSome(MTP_vector<MTPReaction>(ids));
 	peer->session().api().request(MTPmessages_SetChatAvailableReactions(
 		peer->input,
-		MTP_vector<MTPstring>(ids)
+		updated
 	)).done([=](const MTPUpdates &result) {
 		peer->session().api().applyUpdates(result);
 		if (const auto chat = peer->asChat()) {
-			chat->setAllowedReactions({ begin(allowed), end(allowed) });
+			chat->setAllowedReactions(Data::Parse(updated));
 		} else if (const auto channel = peer->asChannel()) {
-			channel->setAllowedReactions({ begin(allowed), end(allowed) });
+			channel->setAllowedReactions(Data::Parse(updated));
 		} else {
 			Unexpected("Invalid peer type in SaveAllowedReactions.");
 		}

Telegram/SourceFiles/boxes/peers/edit_peer_reactions.h

@@ -11,6 +11,7 @@ class PeerData;
 
 namespace Data {
 struct Reaction;
+struct AllowedReactions;
 } // namespace Data
 
 namespace Ui {
@@ -21,9 +22,10 @@ void EditAllowedReactionsBox(
 	not_null<Ui::GenericBox*> box,
 	bool isGroup,
 	const std::vector<Data::Reaction> &list,
-	const base::flat_set<QString> &selected,
+	const Data::AllowedReactions &allowed,
-	Fn<void(const std::vector<QString> &)> callback);
+	Fn<void(const std::vector<QString> &, bool all)> callback);
 
 void SaveAllowedReactions(
 	not_null<PeerData*> peer,
-	const std::vector<QString> &allowed);
+	const std::vector<QString> &allowed,
+	bool all);

Telegram/SourceFiles/data/data_channel.cpp

@@ -769,20 +769,23 @@ PeerId ChannelData::groupCallDefaultJoinAs() const {
 	return _callDefaultJoinAs;
 }
 
-void ChannelData::setAllowedReactions(base::flat_set<QString> list) {
+void ChannelData::setAllowedReactions(Data::AllowedReactions value) {
-	if (_allowedReactions != list) {
+	if (_allowedReactions != value) {
-		const auto toggled = (_allowedReactions.empty() != list.empty());
+		const auto enabled = [](const Data::AllowedReactions &allowed) {
-		_allowedReactions = std::move(list);
+			return (allowed.type != Data::AllowedReactionsType::Some)
-		if (toggled) {
+				|| !allowed.some.empty();
-			owner().reactions().updateAllInHistory(
+		};
-				this,
+		const auto was = enabled(_allowedReactions);
-				!_allowedReactions.empty());
+		_allowedReactions = std::move(value);
+		const auto now = enabled(_allowedReactions);
+		if (was != now) {
+			owner().reactions().updateAllInHistory(this, now);
 		}
 		session().changes().peerUpdated(this, UpdateFlag::Reactions);
 	}
 }
 
-const base::flat_set<QString> &ChannelData::allowedReactions() const {
+const Data::AllowedReactions &ChannelData::allowedReactions() const {
 	return _allowedReactions;
 }
 
@@ -935,8 +938,11 @@ void ApplyChannelUpdate(
 		}
 	}
 	channel->setThemeEmoji(qs(update.vtheme_emoticon().value_or_empty()));
-	channel->setAllowedReactions(
+	if (const auto allowed = update.vavailable_reactions()) {
-		Data::Reactions::ParseAllowed(update.vavailable_reactions()));
+		channel->setAllowedReactions(Data::Parse(*allowed));
+	} else {
+		channel->setAllowedReactions({});
+	}
 	channel->fullUpdated();
 	channel->setPendingRequestsCount(
 		update.vrequests_pending().value_or_empty(),

Telegram/SourceFiles/data/data_channel.h

@@ -417,8 +417,8 @@ public:
 	void setGroupCallDefaultJoinAs(PeerId peerId);
 	[[nodiscard]] PeerId groupCallDefaultJoinAs() const;
 
-	void setAllowedReactions(base::flat_set<QString> list);
+	void setAllowedReactions(Data::AllowedReactions value);
-	[[nodiscard]] const base::flat_set<QString> &allowedReactions() const;
+	[[nodiscard]] const Data::AllowedReactions &allowedReactions() const;
 
 	// Still public data members.
 	uint64 access = 0;
@@ -467,7 +467,7 @@ private:
 	QString _inviteLink;
 	std::optional<ChannelData*> _linkedChat;
 
-	base::flat_set<QString> _allowedReactions;
+	Data::AllowedReactions _allowedReactions;
 
 	std::unique_ptr<Data::GroupCall> _call;
 	PeerId _callDefaultJoinAs = 0;

Telegram/SourceFiles/data/data_chat.cpp

@@ -284,20 +284,23 @@ void ChatData::setPendingRequestsCount(
 	}
 }
 
-void ChatData::setAllowedReactions(base::flat_set<QString> list) {
+void ChatData::setAllowedReactions(Data::AllowedReactions value) {
-	if (_allowedReactions != list) {
+	if (_allowedReactions != value) {
-		const auto toggled = (_allowedReactions.empty() != list.empty());
+		const auto enabled = [](const Data::AllowedReactions &allowed) {
-		_allowedReactions = std::move(list);
+			return (allowed.type != Data::AllowedReactionsType::Some)
-		if (toggled) {
+				|| !allowed.some.empty();
-			owner().reactions().updateAllInHistory(
+		};
-				this,
+		const auto was = enabled(_allowedReactions);
-				!_allowedReactions.empty());
+		_allowedReactions = std::move(value);
+		const auto now = enabled(_allowedReactions);
+		if (was != now) {
+			owner().reactions().updateAllInHistory(this, now);
 		}
 		session().changes().peerUpdated(this, UpdateFlag::Reactions);
 	}
 }
 
-const base::flat_set<QString> &ChatData::allowedReactions() const {
+const Data::AllowedReactions &ChatData::allowedReactions() const {
 	return _allowedReactions;
 }
 
@@ -475,8 +478,11 @@ void ApplyChatUpdate(not_null<ChatData*> chat, const MTPDchatFull &update) {
 	}
 	chat->checkFolder(update.vfolder_id().value_or_empty());
 	chat->setThemeEmoji(qs(update.vtheme_emoticon().value_or_empty()));
-	chat->setAllowedReactions(
+	if (const auto allowed = update.vavailable_reactions()) {
-		Data::Reactions::ParseAllowed(update.vavailable_reactions()));
+		chat->setAllowedReactions(Data::Parse(*allowed));
+	} else {
+		chat->setAllowedReactions({});
+	}
 	chat->fullUpdated();
 	chat->setAbout(qs(update.vabout()));
 	chat->setPendingRequestsCount(

Telegram/SourceFiles/data/data_chat.h

@@ -167,8 +167,8 @@ public:
 		int count,
 		std::vector<UserId> recentRequesters);
 
-	void setAllowedReactions(base::flat_set<QString> list);
+	void setAllowedReactions(Data::AllowedReactions value);
-	[[nodiscard]] const base::flat_set<QString> &allowedReactions() const;
+	[[nodiscard]] const Data::AllowedReactions &allowedReactions() const;
 
 	// Still public data members.
 	const MTPlong inputChat;
@@ -194,7 +194,7 @@ private:
 	int _pendingRequestsCount = 0;
 	std::vector<UserId> _recentRequesters;
 
-	base::flat_set<QString> _allowedReactions;
+	Data::AllowedReactions _allowedReactions;
 
 	std::unique_ptr<Data::GroupCall> _call;
 	PeerId _callDefaultJoinAs = 0;

Telegram/SourceFiles/data/data_message_reaction_id.h

@@ -37,13 +37,4 @@ inline bool operator==(const ReactionId &a, const ReactionId &b) {
 [[nodiscard]] ReactionId ReactionFromMTP(const MTPReaction &reaction);
 [[nodiscard]] MTPReaction ReactionToMTP(ReactionId id);
 
-struct ReactionsFilter {
-	std::optional<base::flat_set<QString>> allowed;
-	bool customAllowed = false;
-
-	friend inline auto operator<=>(
-		const ReactionsFilter &,
-		const ReactionsFilter &) = default;
-};
-
 } // namespace Data

Telegram/SourceFiles/data/data_message_reactions.cpp

@@ -72,15 +72,14 @@ PossibleItemReactions LookupPossibleReactions(not_null<HistoryItem*> item) {
 			}
 		}
 	} else {
-		const auto filter = PeerReactionsFilter(peer);
+		const auto &allowed = PeerAllowedReactions(peer);
-		result.recent.reserve(filter.allowed
+		result.recent.reserve((allowed.type == AllowedReactionsType::Some)
-			? filter.allowed->size()
+			? allowed.some.size()
 			: full.size());
 		for (const auto &reaction : full) {
 			const auto id = reaction.id;
-			const auto emoji = filter.allowed ? id.emoji() : QString();
+			if ((allowed.type == AllowedReactionsType::Some)
-			if (filter.allowed
+				&& !ranges::contains(allowed.some, id)) {
-				&& (emoji.isEmpty() || !filter.allowed->contains(emoji))) {
 				continue;
 			} else if (reaction.premium
 				&& !session->premium()
@@ -93,7 +92,7 @@ PossibleItemReactions LookupPossibleReactions(not_null<HistoryItem*> item) {
 				result.recent.push_back(&reaction);
 			}
 		}
-		result.customAllowed = session->premium() && peer->isUser();
+		result.customAllowed = (allowed.type == AllowedReactionsType::All);
 	}
 	const auto i = ranges::find(
 		result.recent,
@@ -344,19 +343,6 @@ void Reactions::downloadTaskFinished() {
 	}
 }
 
-base::flat_set<QString> Reactions::ParseAllowed(
-		const MTPVector<MTPstring> *list) {
-	if (!list) {
-		return {};
-	}
-	const auto parsed = ranges::views::all(
-		list->v
-	) | ranges::views::transform([](const MTPstring &string) {
-		return qs(string);
-	}) | ranges::to_vector;
-	return { begin(parsed), end(parsed) };
-}
-
 void Reactions::request() {
 	auto &api = _owner->session().api();
 	if (_requestId) {

Telegram/SourceFiles/data/data_message_reactions.h

@@ -61,9 +61,6 @@ public:
 	[[nodiscard]] ReactionId favorite() const;
 	void setFavorite(const ReactionId &emoji);
 
-	[[nodiscard]] static base::flat_set<QString> ParseAllowed(
-		const MTPVector<MTPstring> *list);
-
 	[[nodiscard]] rpl::producer<> updates() const;
 
 	enum class ImageSize {

Telegram/SourceFiles/data/data_peer.cpp

@@ -109,6 +109,39 @@ bool ApplyBotMenuButton(
 	return changed;
 }
 
+bool operator<(
+		const AllowedReactions &a,
+		const AllowedReactions &b) {
+	return (a.type < b.type) || ((a.type == b.type) && (a.some < b.some));
+}
+
+bool operator==(
+		const AllowedReactions &a,
+		const AllowedReactions &b) {
+	return (a.type == b.type) && (a.some == b.some);
+}
+
+AllowedReactions Parse(const MTPChatReactions &value) {
+	return value.match([&](const MTPDchatReactionsNone &) {
+		return AllowedReactions();
+	}, [&](const MTPDchatReactionsAll &data) {
+		return AllowedReactions{
+			.type = (data.is_allow_custom()
+				? AllowedReactionsType::All
+				: AllowedReactionsType::Default),
+		};
+	}, [&](const MTPDchatReactionsSome &data) {
+		return AllowedReactions{
+			.some = ranges::views::all(
+				data.vreactions().v
+			) | ranges::views::transform(
+				ReactionFromMTP
+			) | ranges::to_vector,
+			.type = AllowedReactionsType::Some,
+		};
+	});
+}
+
 } // namespace Data
 
 PeerClickHandler::PeerClickHandler(not_null<PeerData*> peer)

Telegram/SourceFiles/data/data_peer.h

@@ -35,6 +35,7 @@ namespace Data {
 class Session;
 class GroupCall;
 class CloudImageView;
+struct ReactionId;
 
 int PeerColorIndex(PeerId peerId);
 int PeerColorIndex(BareId bareId);
@@ -100,6 +101,22 @@ bool ApplyBotMenuButton(
 	not_null<BotInfo*> info,
 	const MTPBotMenuButton *button);
 
+enum class AllowedReactionsType {
+	All,
+	Default,
+	Some,
+};
+
+struct AllowedReactions {
+	std::vector<ReactionId> some;
+	AllowedReactionsType type = AllowedReactionsType::Some;
+};
+
+bool operator<(const AllowedReactions &a, const AllowedReactions &b);
+bool operator==(const AllowedReactions &a, const AllowedReactions &b);
+
+[[nodiscard]] AllowedReactions Parse(const MTPChatReactions &value);
+
 } // namespace Data
 
 class PeerClickHandler : public ClickHandler {

Telegram/SourceFiles/data/data_peer_values.cpp

@@ -513,23 +513,26 @@ rpl::producer<QImage> PeerUserpicImageValue(
 	};
 }
 
-ReactionsFilter PeerReactionsFilter(not_null<PeerData*> peer) {
+const AllowedReactions &PeerAllowedReactions(not_null<PeerData*> peer) {
 	if (const auto chat = peer->asChat()) {
-		return { .allowed = chat->allowedReactions() };
+		return chat->allowedReactions();
 	} else if (const auto channel = peer->asChannel()) {
-		return { .allowed = channel->allowedReactions() };
+		return channel->allowedReactions();
 	} else {
-		return { .customAllowed = true };
+		static const auto result = AllowedReactions{
+			.type = AllowedReactionsType::All,
+		};
+		return result;
 	}
 }
 
- rpl::producer<ReactionsFilter> PeerReactionsFilterValue(
+ rpl::producer<AllowedReactions> PeerAllowedReactionsValue(
 		not_null<PeerData*> peer) {
 	return peer->session().changes().peerFlagsValue(
 		peer,
 		Data::PeerUpdate::Flag::Reactions
 	) | rpl::map([=]{
-		return PeerReactionsFilter(peer);
+		return PeerAllowedReactions(peer);
 	});
 }
 

Telegram/SourceFiles/data/data_peer_values.h

@@ -21,7 +21,6 @@ class Session;
 namespace Data {
 
 struct Reaction;
-struct ReactionsFilter;
 
 template <typename ChangeType, typename Error, typename Generator>
 inline auto FlagsValueWithMask(
@@ -134,8 +133,9 @@ inline auto PeerFullFlagValue(
 	int size,
 	ImageRoundRadius radius);
 
-[[nodiscard]] ReactionsFilter PeerReactionsFilter(not_null<PeerData*> peer);
+[[nodiscard]] const AllowedReactions &PeerAllowedReactions(
-[[nodiscard]] rpl::producer<ReactionsFilter> PeerReactionsFilterValue(
+	not_null<PeerData*> peer);
+[[nodiscard]] rpl::producer<AllowedReactions> PeerAllowedReactionsValue(
 	not_null<PeerData*> peer);
 
 [[nodiscard]] int UniqueReactionsLimit(not_null<PeerData*> peer);

Telegram/SourceFiles/history/view/history_view_list_widget.h

@@ -36,7 +36,7 @@ namespace Data {
 struct Group;
 class CloudImageView;
 struct Reaction;
-struct ReactionsFilter;
+struct AllowedReactions;
 } // namespace Data
 
 namespace HistoryView::Reactions {
@@ -120,7 +120,7 @@ public:
 	}
 	virtual CopyRestrictionType listSelectRestrictionType() = 0;
 	virtual auto listAllowedReactionsValue()
-		-> rpl::producer<Data::ReactionsFilter> = 0;
+		-> rpl::producer<Data::AllowedReactions> = 0;
 	virtual void listShowPremiumToast(not_null<DocumentData*> document) = 0;
 };
 

Telegram/SourceFiles/history/view/history_view_pinned_section.cpp

@@ -684,8 +684,8 @@ CopyRestrictionType PinnedWidget::listSelectRestrictionType() {
 }
 
 auto PinnedWidget::listAllowedReactionsValue()
--> rpl::producer<Data::ReactionsFilter> {
+-> rpl::producer<Data::AllowedReactions> {
-	return Data::PeerReactionsFilterValue(_history->peer);
+	return Data::PeerAllowedReactionsValue(_history->peer);
 }
 
 void PinnedWidget::listShowPremiumToast(not_null<DocumentData*> document) {

Telegram/SourceFiles/history/view/history_view_pinned_section.h

@@ -106,7 +106,7 @@ public:
 	CopyRestrictionType listCopyRestrictionType(HistoryItem *item) override;
 	CopyRestrictionType listSelectRestrictionType() override;
 	auto listAllowedReactionsValue()
-		-> rpl::producer<Data::ReactionsFilter> override;
+		-> rpl::producer<Data::AllowedReactions> override;
 	void listShowPremiumToast(not_null<DocumentData*> document) override;
 
 protected:

Telegram/SourceFiles/history/view/history_view_replies_section.cpp

@@ -2043,8 +2043,8 @@ CopyRestrictionType RepliesWidget::listSelectRestrictionType() {
 }
 
 auto RepliesWidget::listAllowedReactionsValue()
--> rpl::producer<Data::ReactionsFilter> {
+-> rpl::producer<Data::AllowedReactions> {
-	return Data::PeerReactionsFilterValue(_history->peer);
+	return Data::PeerAllowedReactionsValue(_history->peer);
 }
 
 void RepliesWidget::listShowPremiumToast(not_null<DocumentData*> document) {

Telegram/SourceFiles/history/view/history_view_replies_section.h

@@ -143,7 +143,7 @@ public:
 	CopyRestrictionType listCopyRestrictionType(HistoryItem *item) override;
 	CopyRestrictionType listSelectRestrictionType() override;
 	auto listAllowedReactionsValue()
-		->rpl::producer<Data::ReactionsFilter> override;
+		->rpl::producer<Data::AllowedReactions> override;
 	void listShowPremiumToast(not_null<DocumentData*> document) override;
 
 protected:

Telegram/SourceFiles/history/view/history_view_scheduled_section.cpp

@@ -1357,9 +1357,8 @@ CopyRestrictionType ScheduledWidget::listSelectRestrictionType() {
 }
 
 auto ScheduledWidget::listAllowedReactionsValue()
--> rpl::producer<Data::ReactionsFilter> {
+-> rpl::producer<Data::AllowedReactions> {
-	const auto empty = base::flat_set<QString>();
+	return rpl::single(Data::AllowedReactions());
-	return rpl::single(Data::ReactionsFilter{ .allowed = empty });
 }
 
 void ScheduledWidget::listShowPremiumToast(

Telegram/SourceFiles/history/view/history_view_scheduled_section.h

@@ -128,7 +128,7 @@ public:
 	CopyRestrictionType listCopyRestrictionType(HistoryItem *item) override;
 	CopyRestrictionType listSelectRestrictionType() override;
 	auto listAllowedReactionsValue()
-		-> rpl::producer<Data::ReactionsFilter> override;
+		-> rpl::producer<Data::AllowedReactions> override;
 	void listShowPremiumToast(not_null<DocumentData*> document) override;
 
 protected:

Telegram/SourceFiles/history/view/reactions/history_view_reactions_button.cpp

@@ -888,7 +888,7 @@ void SetupManagerList(
 		if (peerChanged) {
 			state->peer = peer;
 			state->peerLifetime = rpl::combine(
-				Data::PeerReactionsFilterValue(peer),
+				Data::PeerAllowedReactionsValue(peer),
 				Data::UniqueReactionsLimitValue(peer)
 			) | rpl::start_with_next(push);
 		} else {

Telegram/SourceFiles/info/profile/info_profile_values.cpp

@@ -459,16 +459,16 @@ rpl::producer<int> AllowedReactionsCountValue(not_null<PeerData*> peer) {
 	if (peer->isUser()) {
 		return FullReactionsCountValue(&peer->session());
 	}
-	return peer->session().changes().peerFlagsValue(
+	return rpl::combine(
-		peer,
+		FullReactionsCountValue(&peer->session()),
-		UpdateFlag::Reactions
+		peer->session().changes().peerFlagsValue(
-	) | rpl::map([=] {
+			peer,
-		if (const auto chat = peer->asChat()) {
+			UpdateFlag::Reactions)
-			return int(chat->allowedReactions().size());
+	) | rpl::map([=](int full, const auto&) {
-		} else if (const auto channel = peer->asChannel()) {
+		const auto &allowed = Data::PeerAllowedReactions(peer);
-			return int(channel->allowedReactions().size());
+		return (allowed.type == Data::AllowedReactionsType::Some)
-		}
+			? int(allowed.some.size())
-		Unexpected("Peer type in AllowedReactionsCountValue.");
+			: full;
 	});
 }
 

Telegram/SourceFiles/window/section_widget.cpp

@@ -351,10 +351,11 @@ bool ShowSendPremiumError(
 	const auto type = peer->isBroadcast()
 		? ReactionDisableType::Channel
 		: ReactionDisableType::Group;
-	if (const auto allowed = Data::PeerReactionsFilter(peer).allowed) {
+	const auto &allowed = Data::PeerAllowedReactions(peer);
+	if (!allowed.some.empty()) {
 		for (const auto &reaction : list) {
 			if (reaction.premium
-				&& !allowed->contains(reaction.id.emoji())) {
+				&& !ranges::contains(allowed.some, reaction.id)) {
 				result.emplace(reaction.id, type);
 			}
 		}