Function SubmitChatInvite

Telegram/SourceFiles/api/api_chat_invite.cpp:116–194

}

void SubmitChatInvite(
		base::weak_ptr<Window::SessionController> weak,
		not_null<Main::Session*> session,
		const QString &hash,
		bool isGroup) {
	session->api().request(MTPmessages_ImportChatInvite(
		MTP_string(hash)
	)).done([=](const MTPmessages_ChatInviteJoinResult &result) {
		const auto strongController = weak.get();
		if (strongController) {
			strongController->hideLayer();
		}

		ProcessChatInviteJoinResult(
			session,
			strongController ? strongController->uiShow() : nullptr,
			result,
			[=](const MTPUpdates &updates) {
				session->api().applyUpdates(updates);
				if (!strongController) {
					return;
				}
				const auto handleChats = [&](
						const MTPVector<MTPChat> &chats) {
					if (chats.v.isEmpty()) {
						return;
					}
					const auto peerId = chats.v[0].match(
						[](const MTPDchat &data) {
							return peerFromChat(data.vid().v);
						},
						[](const MTPDchannel &data) {
							return peerFromChannel(data.vid().v);
						},
						[](auto&&) {
							return PeerId(0);
						});
					if (const auto peer = session->data().peerLoaded(peerId)) {
						strongController->showPeerHistory(
							peer,
							Window::SectionShow::Way::Forward);
					}
				};
				updates.match([&](const MTPDupdates &data) {
					handleChats(data.vchats());
				}, [&](const MTPDupdatesCombined &data) {
					handleChats(data.vchats());
				}, [&](auto &&) {
					LOG(("API Error: unexpected update cons %1 "
						"(ApiWrap::importChatInvite)").arg(updates.type()));
				});
			},
			weak);
	}).fail([=](const MTP::Error &error) {
		const auto &type = error.type();

		const auto strongController = weak.get();
		if (!strongController) {