feat: try to rework saveDeletedMessages

Telegram/SourceFiles/data/data_session.cpp

@@ -2414,10 +2414,17 @@ void Session::unregisterMessageTTL(
 }
 
 void Session::checkTTLs() {
+	const auto settings = &AyuSettings::getInstance();
+
 	_ttlCheckTimer.cancel();
 	const auto now = base::unixtime::now();
 	while (!_ttlMessages.empty() && _ttlMessages.begin()->first <= now) {
-		_ttlMessages.begin()->second.front()->destroy();
+		if (!settings->saveDeletedMessages) {
+			_ttlMessages.begin()->second.front()->destroy();
+		}
+		else {
+			_ttlMessages.begin()->second.front()->setAyuHint(settings->deletedMark);
+		}
 	}
 	scheduleNextTTLs();
 }
@@ -2436,7 +2443,15 @@ void Session::processMessagesDeleted(
 		const auto i = list ? list->find(messageId.v) : Messages::iterator();
 		if (list && i != list->end()) {
 			const auto history = i->second->history();
-			i->second->destroy();
+
+			const auto settings = &AyuSettings::getInstance();
+			if (!settings->saveDeletedMessages) {
+				i->second->destroy();
+			}
+			else {
+				i->second->setAyuHint(settings->deletedMark);
+			}
+
 			if (!history->chatListMessageKnown()) {
 				historiesToCheck.emplace(history);
 			}
@@ -2454,7 +2469,15 @@ void Session::processNonChannelMessagesDeleted(const QVector<MTPint> &data) {
 	for (const auto &messageId : data) {
 		if (const auto item = nonChannelMessage(messageId.v)) {
 			const auto history = item->history();
-			item->destroy();
+
+			const auto settings = &AyuSettings::getInstance();
+			if (!settings->saveDeletedMessages) {
+				item->destroy();
+			}
+			else {
+				item->setAyuHint(settings->deletedMark);
+			}
+
 			if (!history->chatListMessageKnown()) {
 				historiesToCheck.emplace(history);
 			}

Telegram/SourceFiles/history/history.cpp

@@ -481,56 +481,6 @@ not_null<HistoryItem*> History::insertItem(
 void History::destroyMessage(not_null<HistoryItem*> item) {
 	Expects(item->isHistoryEntry() || !item->mainView());
 
-	// AyuGram saveDeletedMessages
-	const auto settings = &AyuSettings::getInstance();
-	if (settings->saveDeletedMessages && item->isRegular() && !item->isGroupMigrate()) {
-		if (!item->isService()) {
-			item->setAyuHint(settings->deletedMark);
-		}
-		else {
-			const auto msg = TextWithEntities{
-				"Message deleted",
-				{
-					EntityInText(
-						EntityType::Italic,
-						0,
-						15,
-						"Message deleted"
-					)
-				}
-			};
-
-			auto flags = MessageFlag::HasFromId
-				| MessageFlag::HasReplyInfo
-				| MessageFlag::HasPostAuthor;
-
-			if (item->isPost()) {
-				flags |= MessageFlag::Post;
-			}
-
-			FullReplyTo replyTo = {
-				.messageId = item->fullId(),
-				.storyId = {},
-				.topicRootId = item->topicRootId(),
-			};
-
-			addNewLocalMessage(
-				session().data().nextLocalMessageId(),
-				flags,
-				UserId(),
-				replyTo,
-				base::unixtime::now(),
-				item->author()->id,
-				"AyuGram"_q,
-				msg,
-				MTP_messageMediaEmpty(),
-				HistoryMessageMarkupData(),
-				uint64(0));
-		}
-
-		return;
-	}
-
 	const auto peerId = peer->id;
 	if (item->isHistoryEntry()) {
 		// All this must be done for all items manually in History::clear()!

Telegram/SourceFiles/history/history_item.cpp

@@ -2630,33 +2630,48 @@ void HistoryItem::setPostAuthor(const QString &postAuthor) {
 }
 
 void HistoryItem::setAyuHint(const QString &hint) {
-	const auto settings = &AyuSettings::getInstance();
+	try {
-	if (!(_flags & MessageFlag::HasPostAuthor))
+		const auto settings = &AyuSettings::getInstance();
-	{
+		if (!(_flags & MessageFlag::HasPostAuthor)) {
-		_flags |= MessageFlag::HasPostAuthor;
+			_flags |= MessageFlag::HasPostAuthor;
-	}
+		}
 
-	auto msgsigned = Get<HistoryMessageSigned>();
+		auto msgsigned = Get<HistoryMessageSigned>();
-	if (hint.isEmpty()) {
+		if (hint.isEmpty()) {
-		if (!msgsigned) {
+			if (!msgsigned) {
+				return;
+			}
+			RemoveComponents(HistoryMessageSigned::Bit());
+			history()->owner().requestItemResize(this);
 			return;
 		}
-		RemoveComponents(HistoryMessageSigned::Bit());
-		history()->owner().requestItemResize(this);
-		return;
-	}
-	if (!msgsigned) {
-		AddComponents(HistoryMessageSigned::Bit());
-		msgsigned = Get<HistoryMessageSigned>();
-	} else if (msgsigned->postAuthor == hint) {
-		return;
-	}
-	msgsigned->postAuthor = hint;
-	msgsigned->isAnonymousRank = !isDiscussionPost()
-		&& this->author()->isMegagroup();
 
-	history()->owner().requestItemViewRefresh(this);
+		if (!isService()) {
-	history()->owner().requestItemResize(this);
+			if (!msgsigned) {
+				AddComponents(HistoryMessageSigned::Bit());
+				msgsigned = Get<HistoryMessageSigned>();
+			}
+			else if (msgsigned->postAuthor == hint) {
+				return;
+			}
+			msgsigned->postAuthor = hint;
+			msgsigned->isAnonymousRank = !isDiscussionPost()
+				&& this->author()->isMegagroup();
+		}
+		else {
+			const auto data = Get<HistoryServiceData>();
+			auto prepared = PreparedServiceText{
+				.text = _text.append(" ").append(hint),
+				.links = data->textLinks
+			};
+			setServiceText(std::move(prepared));
+		}
+
+		history()->owner().requestItemViewRefresh(this);
+		history()->owner().requestItemResize(this);
+	} catch (...) {
+		LOG(("AyuGram: crash in setting hint"));
+	}
 }
 
 void HistoryItem::setReplies(HistoryMessageRepliesData &&data) {