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/*
This file is part of Telegram Desktop,
the official desktop application for the Telegram messaging service.
For license and copyright information please follow this link:
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#include "api/api_polls.h"
#include "api/api_common.h"
#include "api/api_updates.h"
#include "apiwrap.h"
#include "base/random.h"
#include "data/data_changes.h"
#include "data/data_histories.h"
#include "data/data_poll.h"
#include "data/data_session.h"
#include "history/history.h"
#include "history/history_item.h"
#include "history/history_item_helpers.h" // ShouldSendSilent
#include "main/main_session.h"
namespace Api {
namespace {
[[nodiscard]] TimeId UnixtimeFromMsgId(mtpMsgId msgId) {
return TimeId(msgId >> 32);
}
} // namespace
Polls::Polls(not_null<ApiWrap*> api)
: _session(&api->session())
, _api(&api->instance()) {
}
void Polls::create(
const PollData &data,
const SendAction &action,
Fn<void()> done,
Fn<void()> fail) {
_session->api().sendAction(action);
const auto history = action.history;
const auto peer = history->peer;
const auto topicRootId = action.replyTo ? action.topicRootId : 0;
auto sendFlags = MTPmessages_SendMedia::Flags(0);
if (action.replyTo) {
sendFlags |= MTPmessages_SendMedia::Flag::f_reply_to_msg_id;
if (topicRootId) {
sendFlags |= MTPmessages_SendMedia::Flag::f_top_msg_id;
}
}
const auto clearCloudDraft = action.clearDraft;
if (clearCloudDraft) {
sendFlags |= MTPmessages_SendMedia::Flag::f_clear_draft;
history->clearLocalDraft(topicRootId);
history->clearCloudDraft(topicRootId);
history->startSavingCloudDraft(topicRootId);
}
const auto silentPost = ShouldSendSilent(peer, action.options);
if (silentPost) {
sendFlags |= MTPmessages_SendMedia::Flag::f_silent;
}
if (action.options.scheduled) {
sendFlags |= MTPmessages_SendMedia::Flag::f_schedule_date;
}
const auto sendAs = action.options.sendAs;
if (sendAs) {
sendFlags |= MTPmessages_SendMedia::Flag::f_send_as;
}
auto &histories = history->owner().histories();
const auto randomId = base::RandomValue<uint64>();
histories.sendPreparedMessage(
history,
action.replyTo,
topicRootId,
randomId,
Data::Histories::PrepareMessage<MTPmessages_SendMedia>(
MTP_flags(sendFlags),
peer->input,
Data::Histories::ReplyToPlaceholder(),
Data::Histories::TopicRootPlaceholder(),
PollDataToInputMedia(&data),
MTP_string(),
MTP_long(randomId),
MTPReplyMarkup(),
MTPVector<MTPMessageEntity>(),
MTP_int(action.options.scheduled),
(sendAs ? sendAs->input : MTP_inputPeerEmpty())
), [=](const MTPUpdates &result, const MTP::Response &response) {
if (clearCloudDraft) {
history->finishSavingCloudDraft(
topicRootId,
UnixtimeFromMsgId(response.outerMsgId));
}
_session->changes().historyUpdated(
history,
(action.options.scheduled
? Data::HistoryUpdate::Flag::ScheduledSent
: Data::HistoryUpdate::Flag::MessageSent));
done();
}, [=](const MTP::Error &error, const MTP::Response &response) {
if (clearCloudDraft) {
history->finishSavingCloudDraft(
topicRootId,
UnixtimeFromMsgId(response.outerMsgId));
}
fail();
});
}
void Polls::sendVotes(
FullMsgId itemId,
const std::vector<QByteArray> &options) {
if (_pollVotesRequestIds.contains(itemId)) {
return;
}
const auto item = _session->data().message(itemId);
const auto media = item ? item->media() : nullptr;
const auto poll = media ? media->poll() : nullptr;
if (!item) {
return;
}
const auto showSending = poll && !options.empty();
const auto hideSending = [=] {
if (showSending) {
if (const auto item = _session->data().message(itemId)) {
poll->sendingVotes.clear();
_session->data().requestItemRepaint(item);
}
}
};
if (showSending) {
poll->sendingVotes = options;
_session->data().requestItemRepaint(item);
}
auto prepared = QVector<MTPbytes>();
prepared.reserve(options.size());
ranges::transform(
options,
ranges::back_inserter(prepared),
[](const QByteArray &option) { return MTP_bytes(option); });
const auto requestId = _api.request(MTPmessages_SendVote(
item->history()->peer->input,
MTP_int(item->id),
MTP_vector<MTPbytes>(prepared)
)).done([=](const MTPUpdates &result) {
_pollVotesRequestIds.erase(itemId);
hideSending();
_session->updates().applyUpdates(result);
}).fail([=] {
_pollVotesRequestIds.erase(itemId);
hideSending();
}).send();
_pollVotesRequestIds.emplace(itemId, requestId);
}
void Polls::close(not_null<HistoryItem*> item) {
const auto itemId = item->fullId();
if (_pollCloseRequestIds.contains(itemId)) {
return;
}
const auto media = item ? item->media() : nullptr;
const auto poll = media ? media->poll() : nullptr;
if (!poll) {
return;
}
const auto requestId = _api.request(MTPmessages_EditMessage(
MTP_flags(MTPmessages_EditMessage::Flag::f_media),
item->history()->peer->input,
MTP_int(item->id),
MTPstring(),
PollDataToInputMedia(poll, true),
MTPReplyMarkup(),
MTPVector<MTPMessageEntity>(),
MTP_int(0) // schedule_date
)).done([=](const MTPUpdates &result) {
_pollCloseRequestIds.erase(itemId);
_session->updates().applyUpdates(result);
}).fail([=] {
_pollCloseRequestIds.erase(itemId);
}).send();
_pollCloseRequestIds.emplace(itemId, requestId);
}
void Polls::reloadResults(not_null<HistoryItem*> item) {
const auto itemId = item->fullId();
if (!item->isRegular() || _pollReloadRequestIds.contains(itemId)) {
return;
}
const auto requestId = _api.request(MTPmessages_GetPollResults(
item->history()->peer->input,
MTP_int(item->id)
)).done([=](const MTPUpdates &result) {
_pollReloadRequestIds.erase(itemId);
_session->updates().applyUpdates(result);
}).fail([=] {
_pollReloadRequestIds.erase(itemId);
}).send();
_pollReloadRequestIds.emplace(itemId, requestId);
}
} // namespace Api
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