tdesktop/Telegram/SourceFiles/api/api_views.cpp

138 lines
3.6 KiB
C++

/*
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_views.h"
#include "apiwrap.h"
#include "data/data_peer.h"
#include "data/data_peer_id.h"
#include "data/data_session.h"
#include "history/history.h"
#include "history/history_item.h"
#include "main/main_session.h"
namespace Api {
namespace {
// Send channel views each second.
constexpr auto kSendViewsTimeout = crl::time(1000);
} // namespace
ViewsManager::ViewsManager(not_null<ApiWrap*> api)
: _session(&api->session())
, _api(&api->instance())
, _incrementTimer([=] { viewsIncrement(); }) {
}
void ViewsManager::scheduleIncrement(not_null<HistoryItem*> item) {
auto peer = item->history()->peer;
auto i = _incremented.find(peer);
if (i != _incremented.cend()) {
if (i->second.contains(item->id)) {
return;
}
} else {
i = _incremented.emplace(peer).first;
}
i->second.emplace(item->id);
auto j = _toIncrement.find(peer);
if (j == _toIncrement.cend()) {
j = _toIncrement.emplace(peer).first;
_incrementTimer.callOnce(kSendViewsTimeout);
}
j->second.emplace(item->id);
}
void ViewsManager::removeIncremented(not_null<PeerData*> peer) {
_incremented.remove(peer);
}
void ViewsManager::viewsIncrement() {
for (auto i = _toIncrement.begin(); i != _toIncrement.cend();) {
if (_incrementRequests.contains(i->first)) {
++i;
continue;
}
QVector<MTPint> ids;
ids.reserve(i->second.size());
for (const auto &msgId : i->second) {
ids.push_back(MTP_int(msgId));
}
const auto requestId = _api.request(MTPmessages_GetMessagesViews(
i->first->input,
MTP_vector<MTPint>(ids),
MTP_bool(true)
)).done([=](
const MTPmessages_MessageViews &result,
mtpRequestId requestId) {
done(ids, result, requestId);
}).fail([=](const MTP::Error &error, mtpRequestId requestId) {
fail(error, requestId);
}).afterDelay(5).send();
_incrementRequests.emplace(i->first, requestId);
i = _toIncrement.erase(i);
}
}
void ViewsManager::done(
QVector<MTPint> ids,
const MTPmessages_MessageViews &result,
mtpRequestId requestId) {
const auto &data = result.c_messages_messageViews();
auto &owner = _session->data();
owner.processUsers(data.vusers());
owner.processChats(data.vchats());
auto &v = data.vviews().v;
if (ids.size() == v.size()) {
for (const auto &[peer, id] : _incrementRequests) {
if (id != requestId) {
continue;
}
for (auto j = 0, l = int(ids.size()); j < l; ++j) {
if (const auto item = owner.message(peer->id, ids[j].v)) {
v[j].match([&](const MTPDmessageViews &data) {
if (const auto views = data.vviews()) {
if (item->changeViewsCount(views->v)) {
_session->data().notifyItemDataChange(item);
}
}
if (const auto forwards = data.vforwards()) {
item->setForwardsCount(forwards->v);
}
if (const auto replies = data.vreplies()) {
item->setReplies(
HistoryMessageRepliesData(replies));
}
});
}
}
_incrementRequests.erase(peer);
break;
}
}
if (!_toIncrement.empty() && !_incrementTimer.isActive()) {
_incrementTimer.callOnce(kSendViewsTimeout);
}
}
void ViewsManager::fail(const MTP::Error &error, mtpRequestId requestId) {
for (const auto &[peer, id] : _incrementRequests) {
if (id == requestId) {
_incrementRequests.erase(peer);
break;
}
}
if (!_toIncrement.empty() && !_incrementTimer.isActive()) {
_incrementTimer.callOnce(kSendViewsTimeout);
}
}
} // namespace Api