Support no-topics recipient state in bot-forums.

Telegram/Resources/langs/lang.strings

@@ -459,6 +459,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_contacts_not_found" = "No contacts found";
 "lng_topics_not_found" = "No topics found.";
 "lng_forum_all_messages" = "All Messages";
+"lng_forum_create_new_topic" = "Create New Thread";
 "lng_dlg_search_for_messages" = "Search for messages";
 "lng_update_telegram" = "Update Telegram";
 "lng_dlg_search_in" = "Search messages in";

Telegram/SourceFiles/apiwrap.cpp

@@ -3529,7 +3529,6 @@ void ApiWrap::forwardMessages(
 		if (shared) {
 			++shared->requestsLeft;
 		}
-		const auto requestType = Data::Histories::RequestType::Send;
 		const auto idsCopy = localIds;
 		const auto scheduled = action.options.scheduled;
 		const auto starsPaid = std::min(
@@ -3540,57 +3539,80 @@ void ApiWrap::forwardMessages(
 			action.options.starsApproved -= starsPaid;
 			oneFlags |= SendFlag::f_allow_paid_stars;
 		}
-		histories.sendRequest(history, requestType, [=](Fn<void()> finish) {
-			history->sendRequestId = request(MTPmessages_ForwardMessages(
-				MTP_flags(oneFlags),
+		auto buildMessage = [=](
+				not_null<History*> history,
+				FullReplyTo replyTo)
+			-> Data::Histories::PreparedMessage {
+			const auto kGeneralId = Data::ForumTopic::kGeneralId;
+			const auto realTopMsgId = (replyTo.topicRootId == kGeneralId)
+				? MsgId(0)
+				: replyTo.topicRootId;
+			auto flags = oneFlags;
+			if (realTopMsgId) {
+				flags |= SendFlag::f_top_msg_id;
+			} else {
+				flags &= ~SendFlag::f_top_msg_id;
+			}
+			return MTPmessages_ForwardMessages(
+				MTP_flags(flags),
 				forwardFrom->input(),
 				MTP_vector<MTPint>(ids),
 				MTP_vector<MTPlong>(randomIds),
-				peer->input(),
-				MTP_int(topMsgId),
+				history->peer->input(),
+				MTP_int(realTopMsgId),
 				(action.options.suggest
-					? ReplyToForMTP(history, action.replyTo)
+					? ReplyToForMTP(history, replyTo)
 					: monoforumPeer
-					? MTP_inputReplyToMonoForum(monoforumPeer->input())
+					? MTP_inputReplyToMonoForum(
+						monoforumPeer->input())
 					: MTPInputReplyTo()),
 				MTP_int(action.options.scheduled),
 				MTP_int(action.options.scheduleRepeatPeriod),
-				(sendAs ? sendAs->input() : MTP_inputPeerEmpty()),
-				Data::ShortcutIdToMTP(_session, action.options.shortcutId),
+				(sendAs
+					? sendAs->input()
+					: MTP_inputPeerEmpty()),
+				Data::ShortcutIdToMTP(
+					&history->session(),
+					action.options.shortcutId),
 				MTP_long(action.options.effectId),
-				MTPint(), // video_timestamp
+				MTPint(),
 				MTP_long(starsPaid),
-				Api::SuggestToMTP(action.options.suggest)
-			)).done([=](const MTPUpdates &result) {
+				Api::SuggestToMTP(action.options.suggest));
+		};
+		histories.sendPreparedMessage(
+			history,
+			FullReplyTo{ .topicRootId = topicRootId },
+			uint64(0),
+			std::move(buildMessage),
+			[=](const MTPUpdates &result, const MTP::Response &) {
 				if (!scheduled) {
-					this->updates().checkForSentToScheduled(result);
+					_session->api().updates().checkForSentToScheduled(
+						result);
 				}
-				applyUpdates(result);
 				if (shared && !--shared->requestsLeft) {
 					shared->callback();
 				}
-				finish();
-				if (peer->isSelf() && session().premium()) {
+				if (peer->isSelf() && _session->premium()) {
 					ProcessRecentSelfForwards(
 						_session,
 						result,
 						peer->id,
 						forwardFrom->id);
 				}
-			}).fail([=](const MTP::Error &error) {
+			},
+			[=](const MTP::Error &error, const MTP::Response &) {
 				if (idsCopy) {
 					for (const auto &[randomId, itemId] : *idsCopy) {
-						sendMessageFail(error, peer, randomId, itemId);
+						_session->api().sendMessageFail(
+							error,
+							peer,
+							randomId,
+							itemId);
 					}
 				} else {
-					sendMessageFail(error, peer);
+					_session->api().sendMessageFail(error, peer);
 				}
-				finish();
-			}).afterRequest(
-				history->sendRequestId
-			).send();
-			return history->sendRequestId;
-		});
+			});
 
 		ids.resize(0);
 		randomIds.resize(0);

Telegram/SourceFiles/boxes/peer_list_controllers.cpp

@@ -1096,10 +1096,16 @@ auto ChooseTopicBoxController::Row::generateNameWords() const
 	return _topic->chatListNameWords();
 }
 
-ChooseTopicBoxController::AllMessagesRow::AllMessagesRow()
-: PeerListRow(PeerListRowId(0)) {
-	const auto name = tr::lng_forum_all_messages(tr::now);
-	const auto words = TextUtilities::PrepareSearchWords(name);
+QString ChooseTopicBoxController::AllMessagesRow::name() const {
+	return _userCreatesTopics
+		? tr::lng_forum_create_new_topic(tr::now)
+		: tr::lng_forum_all_messages(tr::now);
+}
+
+ChooseTopicBoxController::AllMessagesRow::AllMessagesRow(bool userCreatesTopics)
+: PeerListRow(PeerListRowId(0))
+, _userCreatesTopics(userCreatesTopics) {
+	const auto words = TextUtilities::PrepareSearchWords(name());
 	for (const auto &word : words) {
 		_nameWords.emplace(word);
 		_nameFirstLetters.emplace(word[0]);
@@ -1107,23 +1113,26 @@ ChooseTopicBoxController::AllMessagesRow::AllMessagesRow()
 }
 
 QString ChooseTopicBoxController::AllMessagesRow::generateName() {
-	return tr::lng_forum_all_messages(tr::now);
+	return name();
 }
 
 QString ChooseTopicBoxController::AllMessagesRow::generateShortName() {
-	return tr::lng_forum_all_messages(tr::now);
+	return name();
 }
 
 auto ChooseTopicBoxController::AllMessagesRow::generatePaintUserpicCallback(
 	bool forceRound)
 -> PaintRoundImageCallback {
-	return [](
+	return [userCreatesTopics = _userCreatesTopics](
 			Painter &p,
 			int x,
 			int y,
 			int outerWidth,
 			int size) {
-		st::menuIconChats.paintInCenter(
+		const auto &icon = userCreatesTopics
+			? st::menuIconDiscussion
+			: st::menuIconChats;
+		icon.paintInCenter(
 			p,
 			QRect(x, y - st::lineWidth, size, size));
 	};
@@ -1206,8 +1215,10 @@ void ChooseTopicBoxController::refreshRows(bool initial) {
 	if (_forum->bot()
 		&& !delegate()->peerListFindRow(PeerListRowId(0))
 		&& (!_filter || _filter(_forum->history()))) {
+		const auto userCreatesTopics = Data::IsBotUserCreatesTopics(
+			_forum->peer());
 		delegate()->peerListAppendRow(
-			std::make_unique<AllMessagesRow>());
+			std::make_unique<AllMessagesRow>(userCreatesTopics));
 		added = true;
 	}
 	for (const auto &row : _forum->topicsList()->indexed()->all()) {

Telegram/SourceFiles/boxes/peer_list_controllers.h

@@ -393,7 +393,7 @@ private:
 
 	class AllMessagesRow final : public PeerListRow {
 	public:
-		AllMessagesRow();
+		explicit AllMessagesRow(bool userCreatesTopics);
 
 		QString generateName() override;
 		QString generateShortName() override;
@@ -406,8 +406,11 @@ private:
 			-> const base::flat_set<QString> & override;
 
 	private:
+		[[nodiscard]] QString name() const;
+
 		base::flat_set<QChar> _nameFirstLetters;
 		base::flat_set<QString> _nameWords;
+		bool _userCreatesTopics = false;
 
 	};
 

Telegram/SourceFiles/boxes/share_box.cpp

@@ -1683,6 +1683,7 @@ ShareBox::SubmitCallback ShareBox::DefaultForwardCallback(
 		std::optional<TimeId> videoTimestamp) {
 	struct State final {
 		base::flat_set<mtpRequestId> requests;
+		mtpRequestId nextRequestKey = 0;
 	};
 	const auto state = std::make_shared<State>();
 	return [=](
@@ -1732,13 +1733,6 @@ ShareBox::SubmitCallback ShareBox::DefaultForwardCallback(
 		for (const auto &fullId : existingIds) {
 			mtpMsgIds.push_back(MTP_int(fullId.msg));
 		}
-		const auto generateRandom = [&] {
-			auto result = QVector<MTPlong>(existingIds.size());
-			for (auto &value : result) {
-				value = base::RandomValue<MTPlong>();
-			}
-			return result;
-		};
 		auto &api = history->session().api();
 		auto &histories = history->owner().histories();
 		const auto donePhraseArgs = CreateForwardedMessagePhraseArgs(
@@ -1747,103 +1741,170 @@ ShareBox::SubmitCallback ShareBox::DefaultForwardCallback(
 		const auto showRecentForwardsToSelf = result.size() == 1
 			&& result.front()->peer()->isSelf()
 			&& history->session().premium();
-		const auto requestType = Data::Histories::RequestType::Send;
 		for (const auto thread : result) {
+			const auto peer = thread->peer();
+			const auto threadHistory = thread->owningHistory();
+			const auto forum = threadHistory->asForum();
+			const auto needNewTopic = forum
+				&& forum->bot()
+				&& Data::IsBotUserCreatesTopics(peer)
+				&& !thread->asTopic();
+			const auto effectiveThread = [&]() -> not_null<Data::Thread*> {
+				if (needNewTopic) {
+					const auto topic = forum->reserveNewBotTopic();
+					Assert(topic != nullptr);
+					return topic;
+				}
+				return thread;
+			}();
+
 			if (!comment.text.isEmpty()) {
 				auto message = Api::MessageToSend(
-					Api::SendAction(thread, options));
+					Api::SendAction(effectiveThread, options));
 				message.textWithTags = comment;
 				message.action.clearDraft = false;
 				api.sendMessage(std::move(message));
 			}
-			const auto topicRootId = thread->topicRootId();
-			const auto sublistPeer = thread->maybeSublistPeer();
-			const auto kGeneralId = Data::ForumTopic::kGeneralId;
-			const auto topMsgId = (topicRootId == kGeneralId)
-				? MsgId(0)
-				: topicRootId;
-			const auto peer = thread->peer();
-			const auto threadHistory = thread->owningHistory();
+
+			const auto topicRootId = effectiveThread->topicRootId();
+			const auto sublistPeer = needNewTopic
+				? nullptr
+				: thread->maybeSublistPeer();
+			const auto fromPeer = history->peer;
+			const auto msgCount = int(existingIds.size());
 			const auto starsPaid = std::min(
 				peer->starsPerMessageChecked(),
 				options.starsApproved);
 			if (starsPaid) {
 				options.starsApproved -= starsPaid;
 			}
-			histories.sendRequest(threadHistory, requestType, [=](
-					Fn<void()> finish) {
-				const auto session = &threadHistory->session();
-				auto &api = session->api();
-				const auto sendFlags = commonSendFlags
-					| (topMsgId ? Flag::f_top_msg_id : Flag(0))
-					| (ShouldSendSilent(peer, options)
-						? Flag::f_silent
-						: Flag(0))
-					| (options.shortcutId
-						? Flag::f_quick_reply_shortcut
-						: Flag(0))
-					| (starsPaid ? Flag::f_allow_paid_stars : Flag())
-					| (sublistPeer ? Flag::f_reply_to : Flag())
-					| (options.suggest ? Flag::f_suggested_post : Flag())
-					| (options.effectId ? Flag::f_effect : Flag());
-				threadHistory->sendRequestId = api.request(
-					MTPmessages_ForwardMessages(
-						MTP_flags(sendFlags),
-						history->peer->input(),
-						MTP_vector<MTPint>(mtpMsgIds),
-						MTP_vector<MTPlong>(generateRandom()),
-						peer->input(),
-						MTP_int(topMsgId),
-						(sublistPeer
-							? MTP_inputReplyToMonoForum(sublistPeer->input())
-							: MTPInputReplyTo()),
-						MTP_int(options.scheduled),
-						MTP_int(options.scheduleRepeatPeriod),
-						MTP_inputPeerEmpty(), // send_as
-						Data::ShortcutIdToMTP(session, options.shortcutId),
-						MTP_long(options.effectId),
-						MTP_int(videoTimestamp.value_or(0)),
-						MTP_long(starsPaid),
-						Api::SuggestToMTP(options.suggest)
-				)).done([=](const MTPUpdates &updates, mtpRequestId reqId) {
-					threadHistory->session().api().applyUpdates(updates);
-					if (showRecentForwardsToSelf) {
-						ApiWrap::ProcessRecentSelfForwards(
-							&threadHistory->session(),
-							updates,
-							peer->id,
-							history->peer->id);
-					}
-					state->requests.remove(reqId);
-					if (state->requests.empty()) {
-						if (show->valid()) {
-							auto phrase = rpl::variable<TextWithEntities>(
-								ChatHelpers::ForwardedMessagePhrase(
-									donePhraseArgs)).current();
-							if (!phrase.empty()) {
-								show->showToast(std::move(phrase));
-							}
-							show->hideLayer();
+			const auto sendFlags = commonSendFlags
+				| (ShouldSendSilent(peer, options)
+					? Flag::f_silent
+					: Flag(0))
+				| (options.shortcutId
+					? Flag::f_quick_reply_shortcut
+					: Flag(0))
+				| (starsPaid ? Flag::f_allow_paid_stars : Flag())
+				| (sublistPeer ? Flag::f_reply_to : Flag())
+				| (options.suggest ? Flag::f_suggested_post : Flag())
+				| (options.effectId ? Flag::f_effect : Flag());
+			auto buildMessage = [=](
+					not_null<History*> history,
+					FullReplyTo replyTo)
+				-> Data::Histories::PreparedMessage {
+				const auto kGeneralId
+					= Data::ForumTopic::kGeneralId;
+				const auto realTopMsgId
+					= (replyTo.topicRootId == kGeneralId)
+					? MsgId(0)
+					: replyTo.topicRootId;
+				auto flags = sendFlags;
+				if (realTopMsgId) {
+					flags |= Flag::f_top_msg_id;
+				} else {
+					flags &= ~Flag::f_top_msg_id;
+				}
+				auto randoms = QVector<MTPlong>(msgCount);
+				for (auto &value : randoms) {
+					value = base::RandomValue<MTPlong>();
+				}
+				return MTPmessages_ForwardMessages(
+					MTP_flags(flags),
+					fromPeer->input(),
+					MTP_vector<MTPint>(mtpMsgIds),
+					MTP_vector<MTPlong>(randoms),
+					history->peer->input(),
+					MTP_int(realTopMsgId),
+					(sublistPeer
+						? MTP_inputReplyToMonoForum(
+							sublistPeer->input())
+						: MTPInputReplyTo()),
+					MTP_int(options.scheduled),
+					MTP_int(options.scheduleRepeatPeriod),
+					MTP_inputPeerEmpty(),
+					Data::ShortcutIdToMTP(
+						&history->session(),
+						options.shortcutId),
+					MTP_long(options.effectId),
+					MTP_int(videoTimestamp.value_or(0)),
+					MTP_long(starsPaid),
+					Api::SuggestToMTP(options.suggest));
+			};
+			const auto requestDone = [=](
+					const MTPUpdates &updates,
+					mtpRequestId requestKey) {
+				if (showRecentForwardsToSelf) {
+					ApiWrap::ProcessRecentSelfForwards(
+						&threadHistory->session(),
+						updates,
+						peer->id,
+						history->peer->id);
+				}
+				state->requests.remove(requestKey);
+				if (state->requests.empty()) {
+					if (show->valid()) {
+						auto phrase = rpl::variable<
+							TextWithEntities>(
+							ChatHelpers::ForwardedMessagePhrase(
+								donePhraseArgs)).current();
+						if (!phrase.empty()) {
+							show->showToast(std::move(phrase));
 						}
+						show->hideLayer();
 					}
-					finish();
-				}).fail([=](const MTP::Error &error) {
-					const auto type = error.type();
-					if (type.startsWith(u"ALLOW_PAYMENT_REQUIRED_"_q)) {
-						show->showToast(u"Payment requirements changed. "
-							"Please, try again."_q);
-					} else if (type == u"VOICE_MESSAGES_FORBIDDEN"_q) {
-						show->showToast(
-							tr::lng_restricted_send_voice_messages(
-								tr::now,
-								lt_user,
-								peer->name()));
+				}
+			};
+			const auto requestFail = [=](
+					const MTP::Error &error,
+					mtpRequestId requestKey) {
+				const auto type = error.type();
+				if (type.startsWith(
+						u"ALLOW_PAYMENT_REQUIRED_"_q)) {
+					show->showToast(
+						u"Payment requirements changed. "
+						"Please, try again."_q);
+				} else if (type
+					== u"VOICE_MESSAGES_FORBIDDEN"_q) {
+					show->showToast(
+						tr::lng_restricted_send_voice_messages(
+							tr::now,
+							lt_user,
+							peer->name()));
+				}
+				state->requests.remove(requestKey);
+				if (state->requests.empty()) {
+					if (show->valid()) {
+						show->hideLayer();
 					}
-					finish();
-				}).afterRequest(threadHistory->sendRequestId).send();
-				return threadHistory->sendRequestId;
-			});
-			state->requests.insert(threadHistory->sendRequestId);
+				}
+			};
+			const auto requestKey = ++state->nextRequestKey;
+			state->requests.insert(requestKey);
+			histories.sendPreparedMessage(
+				threadHistory,
+				FullReplyTo{ .topicRootId = topicRootId },
+				uint64(0),
+				std::move(buildMessage),
+				[=](const MTPUpdates &updates,
+						const MTP::Response &) {
+					requestDone(updates, requestKey);
+				},
+				[=](const MTP::Error &error,
+						const MTP::Response &) {
+					requestFail(error, requestKey);
+				});
+		}
+		if (state->requests.empty()) {
+			if (show->valid()) {
+				auto phrase = rpl::variable<TextWithEntities>(
+					ChatHelpers::ForwardedMessagePhrase(
+						donePhraseArgs)).current();
+				if (!phrase.empty()) {
+					show->showToast(std::move(phrase));
+				}
+				show->hideLayer();
+			}
 		}
 	};
 }

Telegram/SourceFiles/data/data_forum.cpp

@@ -527,6 +527,15 @@ MsgId Forum::reserveCreatingId(
 	return result;
 }
 
+ForumTopic *Forum::reserveNewBotTopic() {
+	const auto &colors = ForumTopicColorIds();
+	const auto colorId = colors[base::RandomIndex(colors.size())];
+	return topicFor(reserveCreatingId(
+		tr::lng_bot_new_chat(tr::now),
+		colorId,
+		DocumentId()));
+}
+
 void Forum::discardCreatingId(MsgId rootId) {
 	Expects(creating(rootId));
 

Telegram/SourceFiles/data/data_forum.h

@@ -87,6 +87,7 @@ public:
 	void discardCreatingId(MsgId rootId);
 	[[nodiscard]] bool creating(MsgId rootId) const;
 	void created(MsgId rootId, MsgId realId);
+	[[nodiscard]] ForumTopic *reserveNewBotTopic();
 
 	void clearAllUnreadMentions();
 	void clearAllUnreadReactions();

Telegram/SourceFiles/data/data_histories.h

@@ -112,7 +112,8 @@ public:
 		MTPmessages_SendMessage,
 		MTPmessages_SendMedia,
 		MTPmessages_SendInlineBotResult,
-		MTPmessages_SendMultiMedia>;
+		MTPmessages_SendMultiMedia,
+		MTPmessages_ForwardMessages>;
 	int sendPreparedMessage(
 		not_null<History*> history,
 		FullReplyTo replyTo,

Telegram/SourceFiles/data/data_peer.cpp

@@ -2231,9 +2231,9 @@ std::optional<uint8> ColorIndexFromColor(const MTPPeerColor *color) {
 	});
 }
 
-bool IsBotCanManageTopics(not_null<PeerData*> peer) {
+bool IsBotUserCreatesTopics(not_null<PeerData*> peer) {
 	if (const auto user = peer->asUser()) {
-		return user->botInfo && user->botInfo->canManageTopics;
+		return user->botInfo && user->botInfo->userCreatesTopics;
 	}
 	return false;
 }

Telegram/SourceFiles/data/data_peer.h

@@ -678,6 +678,6 @@ void SetTopPinnedMessageId(
 [[nodiscard]] uint64 BackgroundEmojiIdFromColor(const MTPPeerColor *color);
 [[nodiscard]] std::optional<uint8> ColorIndexFromColor(const MTPPeerColor *);
 
-[[nodiscard]] bool IsBotCanManageTopics(not_null<PeerData*>);
+[[nodiscard]] bool IsBotUserCreatesTopics(not_null<PeerData*>);
 
 } // namespace Data

Telegram/SourceFiles/data/data_session.cpp

@@ -564,6 +564,28 @@ not_null<UserData*> Session::processUser(const MTPUser &data) {
 			result->setStarsPerMessage(0);
 		}
 
+		if (!minimal) {
+			result->setBotInfoVersion(data.vbot_info_version().value_or(-1));
+			if (const auto info = result->botInfo.get()) {
+				info->readsAllHistory = data.is_bot_chat_history();
+				if (info->cantJoinGroups != data.is_bot_nochats()) {
+					info->cantJoinGroups = data.is_bot_nochats();
+					flags |= UpdateFlag::BotCanBeInvited;
+				}
+				if (const auto value = data.vbot_inline_placeholder()) {
+					info->inlinePlaceholder = '_' + qs(*value);
+				} else {
+					info->inlinePlaceholder = QString();
+				}
+				info->supportsAttachMenu = data.is_bot_attach_menu();
+				info->supportsBusiness = data.is_bot_business();
+				info->canEditInformation = data.is_bot_can_edit();
+				info->activeUsers = data.vbot_active_users().value_or_empty();
+				info->hasMainApp = data.is_bot_has_main_app();
+				info->userCreatesTopics = data.is_bot_forum_can_manage_topics();
+			}
+		}
+
 		using Flag = UserDataFlag;
 		const auto flagsMask = Flag::Deleted
 			| Flag::Verified
@@ -739,28 +761,6 @@ not_null<UserData*> Session::processUser(const MTPUser &data) {
 			result->setEmojiStatus(EmojiStatusId());
 		}
 		if (!minimal) {
-			if (const auto botInfoVersion = data.vbot_info_version()) {
-				result->setBotInfoVersion(botInfoVersion->v);
-				result->botInfo->readsAllHistory = data.is_bot_chat_history();
-				if (result->botInfo->cantJoinGroups != data.is_bot_nochats()) {
-					result->botInfo->cantJoinGroups = data.is_bot_nochats();
-					flags |= UpdateFlag::BotCanBeInvited;
-				}
-				if (const auto placeholder = data.vbot_inline_placeholder()) {
-					result->botInfo->inlinePlaceholder = '_' + qs(*placeholder);
-				} else {
-					result->botInfo->inlinePlaceholder = QString();
-				}
-				result->botInfo->supportsAttachMenu = data.is_bot_attach_menu();
-				result->botInfo->supportsBusiness = data.is_bot_business();
-				result->botInfo->canEditInformation = data.is_bot_can_edit();
-				result->botInfo->activeUsers = data.vbot_active_users().value_or_empty();
-				result->botInfo->hasMainApp = data.is_bot_has_main_app();
-				result->botInfo->canManageTopics
-					= data.is_bot_forum_can_manage_topics();
-			} else {
-				result->setBotInfoVersion(-1);
-			}
 			result->setIsContact(data.is_contact()
 				|| data.is_mutual_contact());
 		}

Telegram/SourceFiles/data/data_user.h

@@ -98,7 +98,7 @@ struct BotInfo {
 	bool canManageEmojiStatus : 1 = false;
 	bool supportsBusiness : 1 = false;
 	bool hasMainApp : 1 = false;
-	bool canManageTopics : 1 = false;
+	bool userCreatesTopics : 1 = false;
 
 private:
 	std::unique_ptr<Data::Forum> _forum;

Telegram/SourceFiles/history/history_widget.cpp

@@ -4719,12 +4719,12 @@ void HistoryWidget::hideSelectorControlsAnimated() {
 }
 
 Api::SendAction HistoryWidget::prepareSendAction(
-		Api::SendOptions options) const {
+		Api::SendOptions options) {
 	auto result = Api::SendAction(_history, options);
 	result.replyTo = replyTo();
 
 	if (const auto forum = _history->asForum()) {
-		if (Data::IsBotCanManageTopics(_history->peer)) {
+		if (forum->bot() && Data::IsBotUserCreatesTopics(_history->peer)) {
 			const auto readyRootId = [&]() -> MsgId {
 				if (const auto id = result.replyTo.messageId) {
 					if (const auto item = session().data().message(id)) {
@@ -4737,14 +4737,15 @@ Api::SendAction HistoryWidget::prepareSendAction(
 				result.replyTo.topicRootId = readyRootId;
 			} else {
 				if (!_creatingBotTopic) {
-					const auto &colors = Data::ForumTopicColorIds();
-					const auto colorId
-						= colors[base::RandomIndex(colors.size())];
-					_creatingBotTopic = forum->topicFor(
-						forum->reserveCreatingId(
-							tr::lng_bot_new_chat(tr::now),
-							colorId,
-							DocumentId()));
+					_creatingBotTopic = forum->reserveNewBotTopic();
+					auto draft = _history->forwardDraft(MsgId(0), PeerId());
+					if (!draft.ids.empty()) {
+						_history->setForwardDraft(MsgId(0), PeerId(), {});
+						_history->setForwardDraft(
+							_creatingBotTopic->rootId(),
+							PeerId(),
+							std::move(draft));
+					}
 				}
 				result = Api::SendAction(_creatingBotTopic, options);
 				result.replyTo.topicRootId = _creatingBotTopic->rootId();
@@ -6302,7 +6303,7 @@ void HistoryWidget::updateFieldPlaceholder() {
 			}
 		} else if (const auto user = peer->asUser()) {
 			if (const auto &info = user->botInfo) {
-				if (info->forum() && !info->canManageTopics) {
+				if (info->forum() && !info->userCreatesTopics) {
 					return tr::lng_bot_off_thread_ph();
 				}
 			}

Telegram/SourceFiles/history/history_widget.h

@@ -422,7 +422,7 @@ private:
 	void messageDataReceived(not_null<PeerData*> peer, MsgId msgId);
 
 	[[nodiscard]] Api::SendAction prepareSendAction(
-		Api::SendOptions options) const;
+		Api::SendOptions options);
 	void sendVoice(const VoiceToSend &data);
 	void send(Api::SendOptions options);
 	void sendWithModifiers(Qt::KeyboardModifiers modifiers);

Telegram/SourceFiles/history/view/history_view_about_view.cpp

@@ -636,7 +636,7 @@ bool AboutView::aboveHistory() const {
 		return true;
 	}
 	const auto info = _history->peer->asUser()->botInfo.get();
-	return !(info->canManageTopics
+	return !(info->userCreatesTopics
 		&& info->startToken.isEmpty()
 		&& (!_history->isEmpty() || _history->lastMessage()));
 }
@@ -696,7 +696,7 @@ bool AboutView::refresh() {
 		_version = 0;
 		return false;
 	} else if (_history->peer->isForum()
-			&& info->canManageTopics
+			&& info->userCreatesTopics
 			&& info->startToken.isEmpty()
 			&& (!_history->isEmpty() || _history->lastMessage())) {
 		if (_item) {

Telegram/SourceFiles/history/view/history_view_subsection_tabs.cpp

@@ -453,7 +453,7 @@ void SubsectionTabs::startFillingSlider(
 						).append(' ').append(peer->shortName()),
 					});
 				}
-			// } else if (Data::IsBotCanManageTopics(item.thread->peer())) {
+			// } else if (Data::IsBotUserCreatesTopics(item.thread->peer())) {
 			// 	sections.push_back({
 			// 		.text = { tr::lng_bot_new_chat(tr::now) },
 			// 	});

Telegram/SourceFiles/mainwidget.cpp

@@ -654,28 +654,31 @@ bool MainWidget::sendPaths(
 
 bool MainWidget::filesOrForwardDrop(
 		not_null<Data::Thread*> thread,
-		not_null<const QMimeData*> data) {
-	if (const auto forum = thread->asForum()) {
-		Window::ShowDropMediaBox(
-			_controller,
-			Core::ShareMimeMediaData(data),
-			forum);
-		if (_hider) {
-			_hider->startHide();
-			clearHider(_hider);
+		not_null<const QMimeData*> data,
+		bool forumResolved) {
+	if (!forumResolved) {
+		if (const auto forum = thread->asForum()) {
+			Window::ShowDropMediaBox(
+				_controller,
+				Core::ShareMimeMediaData(data),
+				forum);
+			if (_hider) {
+				_hider->startHide();
+				clearHider(_hider);
+			}
+			return true;
+		} else if (const auto history = thread->asHistory()
+			; history && history->peer->monoforum()) {
+			Window::ShowDropMediaBox(
+				_controller,
+				Core::ShareMimeMediaData(data),
+				history->peer->monoforum());
+			if (_hider) {
+				_hider->startHide();
+				clearHider(_hider);
+			}
+			return true;
 		}
-		return true;
-	} else if (const auto history = thread->asHistory()
-		; history && history->peer->monoforum()) {
-		Window::ShowDropMediaBox(
-			_controller,
-			Core::ShareMimeMediaData(data),
-			history->peer->monoforum());
-		if (_hider) {
-			_hider->startHide();
-			clearHider(_hider);
-		}
-		return true;
 	}
 	if (data->hasFormat(u"application/x-td-forward"_q)) {
 		auto draft = Data::ForwardDraft{

Telegram/SourceFiles/mainwidget.h

@@ -161,7 +161,8 @@ public:
 		const QString &text) const;
 	bool filesOrForwardDrop(
 		not_null<Data::Thread*> thread,
-		not_null<const QMimeData*> data);
+		not_null<const QMimeData*> data,
+		bool forumResolved = false);
 
 	void sendBotCommand(Bot::SendCommandRequest request);
 	void hideSingleUseKeyboard(FullMsgId replyToId);

Telegram/SourceFiles/window/window_peer_menu.cpp

@@ -3278,7 +3278,7 @@ base::weak_qptr<Ui::BoxContent> ShowDropMediaBox(
 		navigation
 	](not_null<Data::Thread*> thread) mutable {
 		const auto content = navigation->parentController()->content();
-		if (!content->filesOrForwardDrop(thread, data.get())) {
+		if (!content->filesOrForwardDrop(thread, data.get(), true)) {
 			return;
 		} else if (const auto strong = *weak) {
 			strong->closeBox();
@@ -3318,7 +3318,7 @@ base::weak_qptr<Ui::BoxContent> ShowDropMediaBox(
 		navigation
 	](not_null<Data::SavedSublist*> sublist) mutable {
 		const auto content = navigation->parentController()->content();
-		if (!content->filesOrForwardDrop(sublist, data.get())) {
+		if (!content->filesOrForwardDrop(sublist, data.get(), true)) {
 			return;
 		} else if (const auto strong = *weak) {
 			strong->closeBox();