Update API scheme to layer 223. Owners.

Telegram/Resources/langs/lang.strings

@@ -1655,6 +1655,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_leave_next_owner_box_title_group" = "Leave Group?";
 "lng_leave_next_owner_box_about" = "If you leave, **{user}** will become the new owner of **{chat}** in **1 week**.";
 "lng_leave_next_owner_box_about_admin" = "If you leave, **{user}** will become the new admin of **{chat}** in **1 week**.";
+"lng_leave_next_owner_box_about_legacy" = "If you leave, **{user}** will immediately become the new owner of **{chat}**.";
+"lng_leave_next_owner_box_about_admin_legacy" = "If you leave, **{user}** will immediately become the new admin of **{chat}**.";
 "lng_select_next_owner_box" = "Appoint Another Owner";
 "lng_select_next_owner_box_admin" = "Appoint Another Admin";
 "lng_select_next_owner_box_title" = "Appoint New Owner";

Telegram/SourceFiles/api/api_text_entities.cpp

@@ -238,6 +238,7 @@ EntitiesInText EntitiesFromMTP(
 				d.vlength().v,
 				d.is_collapsed() ? u"1"_q : QString(),
 			});
+		}, [&](const MTPDmessageEntityFormattedDate &d) {
 		});
 	}
 	return result;

Telegram/SourceFiles/boxes/peers/channel_ownership_transfer.cpp

@@ -11,7 +11,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "apiwrap.h"
 #include "boxes/passcode_box.h"
 #include "core/core_cloud_password.h"
-#include "data/data_channel.h"
 #include "data/data_user.h"
 #include "lang/lang_keys.h"
 #include "main/main_session.h"
@@ -47,21 +46,10 @@ bool ChannelOwnershipTransfer::handleTransferPasswordError(
 }
 
 void ChannelOwnershipTransfer::start() {
-	if (const auto chat = _peer->asChatNotMigrated()) {
-		_peer->session().api().migrateChat(chat, [=](
-				not_null<ChannelData*> channel) {
-			startTransfer(channel);
-		});
-	} else if (const auto channel = _peer->asChannelOrMigrated()) {
-		startTransfer(channel);
-	}
-}
-
-void ChannelOwnershipTransfer::startTransfer(not_null<ChannelData*> channel) {
-	const auto api = &channel->session().api();
+	const auto api = &_peer->session().api();
 	api->cloudPassword().reload();
-	api->request(MTPchannels_EditCreator(
-		channel->inputChannel(),
+	api->request(MTPmessages_EditChatCreator(
+		_peer->input(),
 		MTP_inputUserEmpty(),
 		MTP_inputCheckPasswordEmpty()
 	)).fail([=](const MTP::Error &error) {
@@ -78,7 +66,7 @@ void ChannelOwnershipTransfer::startTransfer(not_null<ChannelData*> channel) {
 			.text = tr::lng_rights_transfer_about(
 				tr::now,
 				lt_group,
-				tr::bold(channel->name()),
+				tr::bold(_peer->name()),
 				lt_user,
 				tr::bold(_selectedUser->shortName()),
 				tr::rich),
@@ -110,20 +98,16 @@ void ChannelOwnershipTransfer::requestPassword() {
 void ChannelOwnershipTransfer::sendRequest(
 		base::weak_qptr<PasscodeBox> box,
 		const Core::CloudPasswordResult &result) {
-	const auto channel = _peer->asChannelOrMigrated();
-	if (!channel) {
-		return;
-	}
-	const auto api = &channel->session().api();
-	api->request(MTPchannels_EditCreator(
-		channel->inputChannel(),
+	const auto api = &_peer->session().api();
+	api->request(MTPmessages_EditChatCreator(
+		_peer->input(),
 		_selectedUser->inputUser(),
 		result.result
 	)).done([=](const MTPUpdates &result) {
 		api->applyUpdates(result);
 		const auto currentShow = box ? box->uiShow() : _show;
 		currentShow->showToast(
-			(channel->isBroadcast()
+			(_peer->isBroadcast()
 				? tr::lng_rights_transfer_done_channel
 				: tr::lng_rights_transfer_done_group)(
 					tr::now,
@@ -143,11 +127,13 @@ void ChannelOwnershipTransfer::sendRequest(
 			} else if (type == u"CHANNELS_ADMIN_LOCATED_TOO_MUCH"_q) {
 				return tr::lng_channels_too_much_located_other(tr::now);
 			} else if (type == u"ADMINS_TOO_MUCH"_q) {
-				return (channel->isBroadcast()
+				return (_peer->isBroadcast()
 					? tr::lng_error_admin_limit_channel
 					: tr::lng_error_admin_limit)(tr::now);
-			} else if (type == u"CHANNEL_INVALID"_q) {
-				return (channel->isBroadcast()
+			} else if (type == u"CHANNEL_INVALID"_q
+				|| type == u"CHAT_CREATOR_REQUIRED"_q
+				|| type == u"PARTICIPANT_MISSING"_q) {
+				return (_peer->isBroadcast()
 					? tr::lng_channel_not_accessible
 					: tr::lng_group_not_accessible)(tr::now);
 			}

Telegram/SourceFiles/boxes/peers/channel_ownership_transfer.h

@@ -7,7 +7,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #pragma once
 
-class ChannelData;
 class UserData;
 
 namespace Ui {
@@ -36,7 +35,6 @@ private:
 	void sendRequest(
 		base::weak_qptr<PasscodeBox> box,
 		const Core::CloudPasswordResult &result);
-	void startTransfer(not_null<ChannelData*> channel);
 
 	const not_null<PeerData*> _peer;
 	const not_null<UserData*> _selectedUser;

Telegram/SourceFiles/boxes/select_future_owner_box.cpp

@@ -19,6 +19,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "core/application.h"
 #include "core/core_cloud_password.h"
 #include "data/data_channel.h"
+#include "data/data_chat.h"
 #include "dialogs/ui/chat_search_empty.h"
 #include "boxes/peers/channel_ownership_transfer.h"
 #include "data/data_session.h"
@@ -44,58 +45,25 @@ enum class ParticipantType {
 	Members
 };
 
-class ParticipantsController : public PeerListController {
+class FutureOwnerController : public PeerListController {
 public:
-	ParticipantsController(
-		not_null<Window::SessionController*> window,
-		not_null<ChannelData*> channel,
-		ParticipantType type);
-
-	Main::Session &session() const override;
-	void prepare() override;
 	void rowClicked(not_null<PeerListRow*> row) override;
-	void loadMoreRows() override;
 	void itemDeselectedHook(not_null<PeerData*> peer) override;
 
 	void setOnRowClicked(Fn<void()> callback);
 	rpl::producer<> itemDeselected() const;
 
 private:
-	const not_null<Window::SessionController*> _window;
-	const not_null<ChannelData*> _channel;
-	const ParticipantType _type;
-	MTP::Sender _api;
 	Fn<void()> _onRowClicked;
 	rpl::event_stream<> _itemDeselected;
 
-	mtpRequestId _loadRequestId = 0;
-	int _offset = 0;
-	bool _allLoaded = false;
 };
 
-ParticipantsController::ParticipantsController(
-	not_null<Window::SessionController*> window,
-	not_null<ChannelData*> channel,
-	ParticipantType type)
-: _window(window)
-, _channel(channel)
-, _type(type)
-, _api(&channel->session().mtp()) {
-}
-
-Main::Session &ParticipantsController::session() const {
-	return _channel->session();
-}
-
-void ParticipantsController::setOnRowClicked(Fn<void()> callback) {
+void FutureOwnerController::setOnRowClicked(Fn<void()> callback) {
 	_onRowClicked = callback;
 }
 
-void ParticipantsController::prepare() {
-	loadMoreRows();
-}
-
-void ParticipantsController::rowClicked(not_null<PeerListRow*> row) {
+void FutureOwnerController::rowClicked(not_null<PeerListRow*> row) {
 	delegate()->peerListSetRowChecked(
 		row,
 		!delegate()->peerListIsRowChecked(row));
@@ -110,14 +78,51 @@ void ParticipantsController::rowClicked(not_null<PeerListRow*> row) {
 	}
 }
 
-void ParticipantsController::itemDeselectedHook(not_null<PeerData*> peer) {
+void FutureOwnerController::itemDeselectedHook(not_null<PeerData*> peer) {
 	_itemDeselected.fire({});
 }
 
-rpl::producer<> ParticipantsController::itemDeselected() const {
+rpl::producer<> FutureOwnerController::itemDeselected() const {
 	return _itemDeselected.events();
 }
 
+class ParticipantsController : public FutureOwnerController {
+public:
+	ParticipantsController(
+		not_null<ChannelData*> channel,
+		ParticipantType type);
+
+	Main::Session &session() const override;
+	void prepare() override;
+	void loadMoreRows() override;
+
+private:
+	const not_null<ChannelData*> _channel;
+	const ParticipantType _type;
+	MTP::Sender _api;
+
+	mtpRequestId _loadRequestId = 0;
+	int _offset = 0;
+	bool _allLoaded = false;
+
+};
+
+ParticipantsController::ParticipantsController(
+	not_null<ChannelData*> channel,
+	ParticipantType type)
+: _channel(channel)
+, _type(type)
+, _api(&channel->session().mtp()) {
+}
+
+Main::Session &ParticipantsController::session() const {
+	return _channel->session();
+}
+
+void ParticipantsController::prepare() {
+	loadMoreRows();
+}
+
 void ParticipantsController::loadMoreRows() {
 	if (_loadRequestId || _allLoaded) {
 		return;
@@ -191,13 +196,71 @@ void ParticipantsController::loadMoreRows() {
 	}).send();
 }
 
+class LegacyParticipantsController : public FutureOwnerController {
+public:
+	LegacyParticipantsController(
+		not_null<ChatData*> chat,
+		ParticipantType type);
+
+	Main::Session &session() const override;
+	void prepare() override;
+	void loadMoreRows() override;
+
+private:
+	const not_null<ChatData*> _chat;
+	const ParticipantType _type;
+
+};
+
+LegacyParticipantsController::LegacyParticipantsController(
+	not_null<ChatData*> chat,
+	ParticipantType type)
+: _chat(chat)
+, _type(type) {
+}
+
+Main::Session &LegacyParticipantsController::session() const {
+	return _chat->session();
+}
+
+void LegacyParticipantsController::prepare() {
+	if (_chat->noParticipantInfo()) {
+		_chat->updateFullForced();
+	}
+	const auto &source = (_type == ParticipantType::Admins)
+		? _chat->admins
+		: _chat->participants;
+	for (const auto &user : source) {
+		if (user->isBot()) {
+			continue;
+		}
+		if (user->id == peerFromUser(_chat->creator)) {
+			continue;
+		}
+		if (_type == ParticipantType::Members
+			&& _chat->admins.contains(user)) {
+			continue;
+		}
+		delegate()->peerListAppendRow(
+			std::make_unique<PeerListRow>(user));
+	}
+	delegate()->peerListRefreshRows();
+}
+
+void LegacyParticipantsController::loadMoreRows() {
+}
+
 } // namespace
 
 void SelectFutureOwnerbox(
 		not_null<Ui::GenericBox*> box,
-		not_null<ChannelData*> channel,
+		not_null<PeerData*> peer,
 		not_null<UserData*> user) {
 	const auto content = box->verticalLayout();
+	const auto channel = peer->asChannel();
+	const auto chat = peer->asChat();
+	const auto isGroup = peer->isMegagroup() || peer->isChat();
+	const auto isLegacy = (chat != nullptr);
 	Ui::AddSkip(content);
 	Ui::AddSkip(content);
 	content->add(
@@ -205,7 +268,7 @@ void SelectFutureOwnerbox(
 			content,
 			rpl::single(std::vector<not_null<PeerData*>>{
 				user->session().user(),
-				channel,
+				peer,
 			}),
 			user,
 			UserpicsTransferType::ChannelFutureOwner),
@@ -215,24 +278,36 @@ void SelectFutureOwnerbox(
 	content->add(
 		object_ptr<Ui::FlatLabel>(
 			content,
-			channel->isMegagroup()
+			isGroup
 				? tr::lng_leave_next_owner_box_title_group()
 				: tr::lng_leave_next_owner_box_title(),
 			box->getDelegate()->style().title),
 		st::boxRowPadding);
 	Ui::AddSkip(content);
 	Ui::AddSkip(content);
-	const auto adminsAreEqual = (channel->adminsCount() <= 1);
+	const auto adminsCount = [&] {
+		if (channel) {
+			return channel->adminsCount();
+		} else if (chat) {
+			return int(chat->admins.size()) + 1;
+		}
+		return 0;
+	}();
+	const auto adminsAreEqual = (adminsCount <= 1);
 	content->add(
 		object_ptr<Ui::FlatLabel>(
 			content,
-			(adminsAreEqual
-				? tr::lng_leave_next_owner_box_about
-				: tr::lng_leave_next_owner_box_about_admin)(
+			(isLegacy
+				? (adminsAreEqual
+					? tr::lng_leave_next_owner_box_about_legacy
+					: tr::lng_leave_next_owner_box_about_admin_legacy)
+				: (adminsAreEqual
+					? tr::lng_leave_next_owner_box_about
+					: tr::lng_leave_next_owner_box_about_admin))(
 					lt_user,
 					Info::Profile::NameValue(user) | rpl::map(tr::marked),
 					lt_chat,
-					Info::Profile::NameValue(channel) | rpl::map(tr::marked),
+					Info::Profile::NameValue(peer) | rpl::map(tr::marked),
 					tr::rich),
 			st::boxLabel),
 		st::boxRowPadding);
@@ -264,14 +339,14 @@ void SelectFutureOwnerbox(
 	const auto leave = content->add(
 		object_ptr<Ui::RoundButton>(
 			content,
-			channel->isMegagroup()
+			isGroup
 				? tr::lng_profile_leave_group()
 				: tr::lng_profile_leave_channel(),
 			st::attentionBoxButton),
 		st::boxRowPadding,
 		style::al_justify);
 	leave->setClickedCallback([=, revoke = false] {
-		channel->session().api().deleteConversation(channel, revoke);
+		peer->session().api().deleteConversation(peer, revoke);
 		box->closeBox();
 	});
 	select->setClickedCallback([=] {
@@ -283,16 +358,31 @@ void SelectFutureOwnerbox(
 			return;
 		}
 
-		auto adminsOwned = std::make_unique<ParticipantsController>(
-			sessionController,
-			channel,
-			ParticipantType::Admins);
-
-		auto membersOwned = std::make_unique<ParticipantsController>(
-			sessionController,
-			channel,
-			ParticipantType::Members);
-
+		using Pair = std::pair<
+			std::unique_ptr<FutureOwnerController>,
+			std::unique_ptr<FutureOwnerController>>;
+		auto makeControllers = [&]() -> Pair {
+			if (channel) {
+				return {
+					std::make_unique<ParticipantsController>(
+						channel,
+						ParticipantType::Admins),
+					std::make_unique<ParticipantsController>(
+						channel,
+						ParticipantType::Members),
+				};
+			} else {
+				return {
+					std::make_unique<LegacyParticipantsController>(
+						chat,
+						ParticipantType::Admins),
+					std::make_unique<LegacyParticipantsController>(
+						chat,
+						ParticipantType::Members),
+				};
+			}
+		};
+		auto [adminsOwned, membersOwned] = makeControllers();
 		const auto admins = adminsOwned.get();
 		const auto members = membersOwned.get();
 
@@ -331,14 +421,14 @@ void SelectFutureOwnerbox(
 				0,
 				CreatePeerListSectionSubtitle(
 					selectBox,
-					!channel->isMegagroup()
+					!isGroup
 						? tr::lng_select_next_owner_box_sub_admins()
 						: tr::lng_select_next_owner_box_sub_admins_group()));
 			const auto separatorMembers = selectBox->addSeparatorBefore(
 				1,
 				CreatePeerListSectionSubtitle(
 					selectBox,
-					!channel->isMegagroup()
+					!isGroup
 						? tr::lng_select_next_owner_box_sub_members()
 						: tr::lng_select_next_owner_box_sub_members_group()));
 			rpl::combine(
@@ -407,13 +497,13 @@ void SelectFutureOwnerbox(
 					if (const auto user = selected.front()->asUser()) {
 						auto &lifetime = selectBox->lifetime();
 						lifetime.make_state<ChannelOwnershipTransfer>(
-							channel,
+							peer,
 							user,
 							selectBox->uiShow(),
 							[=](std::shared_ptr<Ui::Show> show) {
 								const auto revoke = false;
-								channel->session().api().deleteConversation(
-									channel,
+								peer->session().api().deleteConversation(
+									peer,
 									revoke);
 								show->hideLayer();
 							})->start();

Telegram/SourceFiles/boxes/select_future_owner_box.h

@@ -7,7 +7,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #pragma once
 
-class ChannelData;
 class PeerData;
 class UserData;
 
@@ -18,5 +17,5 @@ class Show;
 
 void SelectFutureOwnerbox(
 	not_null<Ui::GenericBox*> box,
-	not_null<ChannelData*> channel,
+	not_null<PeerData*> peer,
 	not_null<UserData*> user);

Telegram/SourceFiles/export/data/export_data_types.cpp

@@ -303,7 +303,8 @@ std::vector<TextPart> ParseText(
 				return Type::Blockquote; },
 			[](const MTPDmessageEntityBankCard&) { return Type::BankCard; },
 			[](const MTPDmessageEntitySpoiler&) { return Type::Spoiler; },
-			[](const MTPDmessageEntityCustomEmoji&) { return Type::CustomEmoji; });
+			[](const MTPDmessageEntityCustomEmoji&) { return Type::CustomEmoji; },
+			[](const MTPDmessageEntityFormattedDate&) { return Type::Unknown; });
 		part.text = mid(start, length);
 		part.additional = entity.match(
 		[](const MTPDmessageEntityPre &data) {

Telegram/SourceFiles/mtproto/scheme/api.tl

@@ -33,7 +33,7 @@ inputMediaUploadedPhoto#1e287d04 flags:# spoiler:flags.2?true file:InputFile sti
 inputMediaPhoto#b3ba0635 flags:# spoiler:flags.1?true id:InputPhoto ttl_seconds:flags.0?int = InputMedia;
 inputMediaGeoPoint#f9c44144 geo_point:InputGeoPoint = InputMedia;
 inputMediaContact#f8ab7dfb phone_number:string first_name:string last_name:string vcard:string = InputMedia;
-inputMediaUploadedDocument#37c9330 flags:# nosound_video:flags.3?true force_file:flags.4?true spoiler:flags.5?true file:InputFile thumb:flags.2?InputFile mime_type:string attributes:Vector<DocumentAttribute> stickers:flags.0?Vector<InputDocument> video_cover:flags.6?InputPhoto video_timestamp:flags.7?int ttl_seconds:flags.1?int = InputMedia;
+inputMediaUploadedDocument#37c9330 flags:# nosound_video:flags.3?true force_file:flags.4?true spoiler:flags.5?true live_photo:flags.8?true file:InputFile thumb:flags.2?InputFile mime_type:string attributes:Vector<DocumentAttribute> stickers:flags.0?Vector<InputDocument> video_cover:flags.6?InputPhoto video_timestamp:flags.7?int ttl_seconds:flags.1?int = InputMedia;
 inputMediaDocument#a8763ab5 flags:# spoiler:flags.2?true id:InputDocument video_cover:flags.3?InputPhoto video_timestamp:flags.4?int ttl_seconds:flags.0?int query:flags.1?string = InputMedia;
 inputMediaVenue#c13d1c11 geo_point:InputGeoPoint title:string address:string provider:string venue_id:string venue_type:string = InputMedia;
 inputMediaPhotoExternal#e5bbfe1a flags:# spoiler:flags.1?true url:string ttl_seconds:flags.0?int = InputMedia;
@@ -126,7 +126,7 @@ messageMediaPhoto#695150d7 flags:# spoiler:flags.3?true photo:flags.0?Photo ttl_
 messageMediaGeo#56e0d474 geo:GeoPoint = MessageMedia;
 messageMediaContact#70322949 phone_number:string first_name:string last_name:string vcard:string user_id:long = MessageMedia;
 messageMediaUnsupported#9f84f49e = MessageMedia;
-messageMediaDocument#52d8ccd9 flags:# nopremium:flags.3?true spoiler:flags.4?true video:flags.6?true round:flags.7?true voice:flags.8?true document:flags.0?Document alt_documents:flags.5?Vector<Document> video_cover:flags.9?Photo video_timestamp:flags.10?int ttl_seconds:flags.2?int = MessageMedia;
+messageMediaDocument#52d8ccd9 flags:# nopremium:flags.3?true spoiler:flags.4?true video:flags.6?true round:flags.7?true voice:flags.8?true live_photo:flags.11?true document:flags.0?Document alt_documents:flags.5?Vector<Document> video_cover:flags.9?Photo video_timestamp:flags.10?int ttl_seconds:flags.2?int = MessageMedia;
 messageMediaWebPage#ddf10c3b flags:# force_large_media:flags.0?true force_small_media:flags.1?true manual:flags.3?true safe:flags.4?true webpage:WebPage = MessageMedia;
 messageMediaVenue#2ec0533f geo:GeoPoint title:string address:string provider:string venue_id:string venue_type:string = MessageMedia;
 messageMediaGame#fdb19008 game:Game = MessageMedia;
@@ -255,7 +255,7 @@ inputReportReasonFake#f5ddd6e7 = ReportReason;
 inputReportReasonIllegalDrugs#a8eb2be = ReportReason;
 inputReportReasonPersonalDetails#9ec7863d = ReportReason;
 
-userFull#a02bc13e flags:# blocked:flags.0?true phone_calls_available:flags.4?true phone_calls_private:flags.5?true can_pin_message:flags.7?true has_scheduled:flags.12?true video_calls_available:flags.13?true voice_messages_forbidden:flags.20?true translations_disabled:flags.23?true stories_pinned_available:flags.26?true blocked_my_stories_from:flags.27?true wallpaper_overridden:flags.28?true contact_require_premium:flags.29?true read_dates_private:flags.30?true flags2:# sponsored_enabled:flags2.7?true can_view_revenue:flags2.9?true bot_can_manage_emoji_status:flags2.10?true display_gifts_button:flags2.16?true id:long about:flags.1?string settings:PeerSettings personal_photo:flags.21?Photo profile_photo:flags.2?Photo fallback_photo:flags.22?Photo notify_settings:PeerNotifySettings bot_info:flags.3?BotInfo pinned_msg_id:flags.6?int common_chats_count:int folder_id:flags.11?int ttl_period:flags.14?int theme:flags.15?ChatTheme private_forward_name:flags.16?string bot_group_admin_rights:flags.17?ChatAdminRights bot_broadcast_admin_rights:flags.18?ChatAdminRights wallpaper:flags.24?WallPaper stories:flags.25?PeerStories business_work_hours:flags2.0?BusinessWorkHours business_location:flags2.1?BusinessLocation business_greeting_message:flags2.2?BusinessGreetingMessage business_away_message:flags2.3?BusinessAwayMessage business_intro:flags2.4?BusinessIntro birthday:flags2.5?Birthday personal_channel_id:flags2.6?long personal_channel_message:flags2.6?int stargifts_count:flags2.8?int starref_program:flags2.11?StarRefProgram bot_verification:flags2.12?BotVerification send_paid_messages_stars:flags2.14?long disallowed_gifts:flags2.15?DisallowedGiftsSettings stars_rating:flags2.17?StarsRating stars_my_pending_rating:flags2.18?StarsRating stars_my_pending_rating_date:flags2.18?int main_tab:flags2.20?ProfileTab saved_music:flags2.21?Document note:flags2.22?TextWithEntities = UserFull;
+userFull#a02bc13e flags:# blocked:flags.0?true phone_calls_available:flags.4?true phone_calls_private:flags.5?true can_pin_message:flags.7?true has_scheduled:flags.12?true video_calls_available:flags.13?true voice_messages_forbidden:flags.20?true translations_disabled:flags.23?true stories_pinned_available:flags.26?true blocked_my_stories_from:flags.27?true wallpaper_overridden:flags.28?true contact_require_premium:flags.29?true read_dates_private:flags.30?true flags2:# sponsored_enabled:flags2.7?true can_view_revenue:flags2.9?true bot_can_manage_emoji_status:flags2.10?true display_gifts_button:flags2.16?true noforwards_my_enabled:flags2.23?true noforwards_peer_enabled:flags2.24?true id:long about:flags.1?string settings:PeerSettings personal_photo:flags.21?Photo profile_photo:flags.2?Photo fallback_photo:flags.22?Photo notify_settings:PeerNotifySettings bot_info:flags.3?BotInfo pinned_msg_id:flags.6?int common_chats_count:int folder_id:flags.11?int ttl_period:flags.14?int theme:flags.15?ChatTheme private_forward_name:flags.16?string bot_group_admin_rights:flags.17?ChatAdminRights bot_broadcast_admin_rights:flags.18?ChatAdminRights wallpaper:flags.24?WallPaper stories:flags.25?PeerStories business_work_hours:flags2.0?BusinessWorkHours business_location:flags2.1?BusinessLocation business_greeting_message:flags2.2?BusinessGreetingMessage business_away_message:flags2.3?BusinessAwayMessage business_intro:flags2.4?BusinessIntro birthday:flags2.5?Birthday personal_channel_id:flags2.6?long personal_channel_message:flags2.6?int stargifts_count:flags2.8?int starref_program:flags2.11?StarRefProgram bot_verification:flags2.12?BotVerification send_paid_messages_stars:flags2.14?long disallowed_gifts:flags2.15?DisallowedGiftsSettings stars_rating:flags2.17?StarsRating stars_my_pending_rating:flags2.18?StarsRating stars_my_pending_rating_date:flags2.18?int main_tab:flags2.20?ProfileTab saved_music:flags2.21?Document note:flags2.22?TextWithEntities = UserFull;
 
 contact#145ade0b user_id:long mutual:Bool = Contact;
 
@@ -457,6 +457,7 @@ updateStarGiftAuctionState#48e246c2 gift_id:long state:StarGiftAuctionState = Up
 updateStarGiftAuctionUserState#dc58f31e gift_id:long user_state:StarGiftAuctionUserState = Update;
 updateEmojiGameInfo#fb9c547a info:messages.EmojiGameInfo = Update;
 updateStarGiftCraftFail#ac072444 = Update;
+updatePeerHistoryNoForwards#5736b39a flags:# my_enabled:flags.0?true peer_enabled:flags.1?true peer:Peer = Update;
 
 updates.state#a56c2a3e pts:int qts:int date:int seq:int unread_count:int = updates.State;
 
@@ -727,6 +728,7 @@ messageEntityBankCard#761e6af4 offset:int length:int = MessageEntity;
 messageEntitySpoiler#32ca960f offset:int length:int = MessageEntity;
 messageEntityCustomEmoji#c8cf05f8 offset:int length:int document_id:long = MessageEntity;
 messageEntityBlockquote#f1ccaaac flags:# collapsed:flags.0?true offset:int length:int = MessageEntity;
+messageEntityFormattedDate#904ac7c7 flags:# relative:flags.0?true short_time:flags.1?true long_time:flags.2?true short_date:flags.3?true long_date:flags.4?true offset:int length:int date:int = MessageEntity;
 
 inputChannelEmpty#ee8c1e86 = InputChannel;
 inputChannel#f35aec28 channel_id:long access_hash:long = InputChannel;
@@ -2565,6 +2567,8 @@ messages.createForumTopic#2f98c3d5 flags:# title_missing:flags.4?true peer:Input
 messages.deleteTopicHistory#d2816f10 peer:InputPeer top_msg_id:int = messages.AffectedHistory;
 messages.getEmojiGameInfo#fb7e8ca7 = messages.EmojiGameInfo;
 messages.summarizeText#9d4104e2 flags:# peer:InputPeer id:int to_lang:flags.0?string = TextWithEntities;
+messages.editChatCreator#f743b857 peer:InputPeer user_id:InputUser password:InputCheckPasswordSRP = Updates;
+messages.getFutureChatCreatorAfterLeave#3b7d0ea6 peer:InputPeer = User;
 
 updates.getState#edd4882a = updates.State;
 updates.getDifference#19c2f763 flags:# pts:int pts_limit:flags.1?int pts_total_limit:flags.0?int date:int qts:int qts_limit:flags.2?int = updates.Difference;
@@ -2641,7 +2645,6 @@ channels.togglePreHistoryHidden#eabbb94c channel:InputChannel enabled:Bool = Upd
 channels.getLeftChannels#8341ecc0 offset:int = messages.Chats;
 channels.getGroupsForDiscussion#f5dad378 = messages.Chats;
 channels.setDiscussionGroup#40582bb2 broadcast:InputChannel group:InputChannel = Bool;
-channels.editCreator#8f38cd1f channel:InputChannel user_id:InputUser password:InputCheckPasswordSRP = Updates;
 channels.editLocation#58e63f6d channel:InputChannel geo_point:InputGeoPoint address:string = Bool;
 channels.toggleSlowMode#edd49ef0 channel:InputChannel seconds:int = Updates;
 channels.getInactiveChannels#11e831ee = messages.InactiveChats;
@@ -2670,7 +2673,6 @@ channels.toggleAutotranslation#167fc0a1 channel:InputChannel enabled:Bool = Upda
 channels.getMessageAuthor#ece2a0e6 channel:InputChannel id:int = User;
 channels.checkSearchPostsFlood#22567115 flags:# query:flags.0?string = SearchPostsFlood;
 channels.setMainProfileTab#3583fcb1 channel:InputChannel tab:ProfileTab = Bool;
-channels.getFutureCreatorAfterLeave#a00918af channel:InputChannel = User;
 
 bots.sendCustomRequest#aa2769ed custom_method:string params:DataJSON = DataJSON;
 bots.answerWebhookJSONQuery#e6213f4d query_id:long data:DataJSON = Bool;
@@ -2903,4 +2905,4 @@ smsjobs.finishJob#4f1ebf24 flags:# job_id:string error:flags.0?string = Bool;
 
 fragment.getCollectibleInfo#be1e85ba collectible:InputCollectible = fragment.CollectibleInfo;
 
-// LAYER 222
+// LAYER 223

Telegram/SourceFiles/window/window_peer_menu.cpp

@@ -3656,20 +3656,27 @@ Fn<void()> ClearHistoryHandler(
 Fn<void()> DeleteAndLeaveHandler(
 		not_null<Window::SessionController*> controller,
 		not_null<PeerData*> peer) {
-	if (const auto channel = peer->asChannel();
-			channel && channel->amCreator()) {
+	const auto isCreator = [&] {
+		if (const auto channel = peer->asChannel()) {
+			return channel->amCreator();
+		} else if (const auto chat = peer->asChat()) {
+			return chat->amCreator();
+		}
+		return false;
+	}();
+	if (isCreator) {
 		const auto requestId = std::make_shared<mtpRequestId>(0);
 		return [=] {
 			if (controller->showFrozenError() || (*requestId > 0)) {
 				return;
 			}
 			*requestId = peer->session().api().request(
-				MTPchannels_GetFutureCreatorAfterLeave(
-					channel->inputChannel()
+				MTPmessages_GetFutureChatCreatorAfterLeave(
+					peer->input()
 			)).done([=](const MTPUser &result) {
 				*requestId = 0;
 				const auto user = peer->owner().processUser(result);
-				controller->show(Box(SelectFutureOwnerbox, channel, user));
+				controller->show(Box(SelectFutureOwnerbox, peer, user));
 			}).fail([=](const MTP::Error &error) {
 				*requestId = 0;
 				controller->show(Box(DeleteChatBox, peer));