Method feedUpdate

Telegram/SourceFiles/api/api_updates.cpp:1592–2847

}

void Updates::feedUpdate(const MTPUpdate &update) {
	switch (update.type()) {

	// New messages.
	case mtpc_updateNewMessage: {
		auto &d = update.c_updateNewMessage();
		if (!requestingDifference()) {
			const auto peerId = PeerFromMessage(d.vmessage());
			const auto peer = session().data().peerLoaded(peerId);
			if (peerId && !peer) {
				MTP_LOG(0, ("getDifference "
					"{ good - getting peer for updateNewMessage }%1"
				).arg(_session->mtp().isTestMode() ? " TESTMODE" : ""));
				return getDifference();
			}
		}
		updateAndApply(d.vpts().v, d.vpts_count().v, update);
	} break;

	case mtpc_updateNewChannelMessage: {
		auto &d = update.c_updateNewChannelMessage();
		auto channel = session().data().channelLoaded(peerToChannel(PeerFromMessage(d.vmessage())));
		{
			// Todo delete.
			const auto messageId = IdFromMessage(d.vmessage());
			if (const auto history = channel ? session().data().historyLoaded(channel) : nullptr) {
				if (history->isUnknownMessageDeleted(messageId)) {
					LOG(("Unknown message deleted detected for channel %1, message %2")
						.arg(channel->id.value & PeerId::kChatTypeMask)
						.arg(messageId.bare));
				}
			}
		}
		if (!requestingDifference() && !channel) {
			MTP_LOG(0, ("getDifference "
				"{ good - after not all data loaded in updateNewChannelMessage }%1"
				).arg(_session->mtp().isTestMode() ? " TESTMODE" : ""));
			if (!_byMinChannelTimer.isActive()) { // getDifference after timeout
				_byMinChannelTimer.callOnce(PtsWaiter::kWaitForSkippedTimeout);
			}
			return;
		}
		if (channel && !_handlingChannelDifference) {
			if (channel->ptsRequesting()) { // skip global updates while getting channel difference
				MTP_LOG(0, ("Skipping new channel message because getting the difference."));
				return;
			}
			channel->ptsUpdateAndApply(d.vpts().v, d.vpts_count().v, update);
		} else {
			applyUpdateNoPtsCheck(update);
		}
	} break;

	case mtpc_updateMessageID: {
		const auto &d = update.c_updateMessageID();
		const auto randomId = d.vrandom_id().v;
		if (const auto id = session().data().messageIdByRandomId(randomId)) {
			const auto newId = d.vid().v;