void FastShareMessage(not_null<HistoryItem*> item) {
struct ShareData {
ShareData(not_null<PeerData*> peer, MessageIdsList &&ids)
: peer(peer)
, msgIds(std::move(ids)) {
}
not_null<PeerData*> peer;
MessageIdsList msgIds;
base::flat_set<mtpRequestId> requests;
};
const auto data = std::make_shared<ShareData>(
item->history()->peer,
Auth().data().itemOrItsGroup(item));
const auto isGroup = (Auth().data().groups().find(item) != nullptr);
const auto isGame = item->getMessageBot()
&& item->media()
&& (item->media()->game() != nullptr);
const auto canCopyLink = item->hasDirectLink() || isGame;
auto copyCallback = [data]() {
if (auto main = App::main()) {
if (auto item = App::histItemById(data->msgIds[0])) {
if (item->hasDirectLink()) {
QApplication::clipboard()->setText(item->directLink());
Ui::Toast::Show(lang(lng_channel_public_link_copied));
} else if (const auto bot = item->getMessageBot()) {
if (const auto media = item->media()) {
if (const auto game = media->game()) {
const auto link = Messenger::Instance().createInternalLinkFull(
bot->username
+ qsl("?game=")
+ game->shortName);
QApplication::clipboard()->setText(link);
Ui::Toast::Show(lang(lng_share_game_link_copied));
}
}
}
}
}
};
auto submitCallback = [data, isGroup](const QVector<PeerData*> &result) {
if (!data->requests.empty()) {
return; // Share clicked already.
}
auto items = Auth().data().idsToItems(data->msgIds);
if (items.empty() || result.empty()) {
return;
}
auto restrictedSomewhere = false;
auto restrictedEverywhere = true;
auto firstError = QString();
for (const auto peer : result) {
const auto error = GetErrorTextForForward(peer, items);
if (!error.isEmpty()) {
if (firstError.isEmpty()) {
firstError = error;
}
restrictedSomewhere = true;
continue;
}
restrictedEverywhere = false;
}
if (restrictedEverywhere) {
Ui::show(
Box<InformBox>(firstError),
LayerOption::KeepOther);
return;
}
auto doneCallback = [data](const MTPUpdates &updates, mtpRequestId requestId) {
if (auto main = App::main()) {
main->sentUpdatesReceived(updates);
}
data->requests.remove(requestId);
if (data->requests.empty()) {
Ui::Toast::Show(lang(lng_share_done));
Ui::hideLayer();
}
};
const auto sendFlags = MTPmessages_ForwardMessages::Flag(0)
| MTPmessages_ForwardMessages::Flag::f_with_my_score
| (isGroup
? MTPmessages_ForwardMessages::Flag::f_grouped
: MTPmessages_ForwardMessages::Flag(0));
auto msgIds = QVector<MTPint>();
msgIds.reserve(data->msgIds.size());
for (const auto fullId : data->msgIds) {
msgIds.push_back(MTP_int(fullId.msg));
}
auto generateRandom = [&] {
auto result = QVector<MTPlong>(data->msgIds.size());
for (auto &value : result) {
value = rand_value<MTPlong>();
}
return result;
};
if (auto main = App::main()) {
for (const auto peer : result) {
if (!GetErrorTextForForward(peer, items).isEmpty()) {
continue;
}
auto request = MTPmessages_ForwardMessages(
MTP_flags(sendFlags),
data->peer->input,
MTP_vector<MTPint>(msgIds),
MTP_vector<MTPlong>(generateRandom()),
peer->input);
auto callback = doneCallback;
auto requestId = MTP::send(request, rpcDone(std::move(callback)));
data->requests.insert(requestId);
}
}
};
auto filterCallback = [isGame](PeerData *peer) {
if (peer->canWrite()) {
if (auto channel = peer->asChannel()) {
return isGame ? (!channel->isBroadcast()) : true;
}
return true;
}
return false;
};
auto copyLinkCallback = canCopyLink
? base::lambda<void()>(std::move(copyCallback))
: base::lambda<void()>();
Ui::show(Box<ShareBox>(
std::move(copyLinkCallback),
std::move(submitCallback),
std::move(filterCallback)));
}
