603 lines
16 KiB
C++
603 lines
16 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#include "data/data_group_call.h"
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#include "base/unixtime.h"
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#include "data/data_channel.h"
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#include "data/data_chat.h"
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#include "data/data_changes.h"
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#include "data/data_session.h"
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#include "main/main_session.h"
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#include "calls/calls_instance.h"
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#include "calls/calls_group_call.h"
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#include "core/application.h"
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#include "apiwrap.h"
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namespace Data {
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namespace {
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constexpr auto kRequestPerPage = 30;
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constexpr auto kSpeakingAfterActive = crl::time(6000);
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constexpr auto kActiveAfterJoined = crl::time(1000);
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} // namespace
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GroupCall::GroupCall(
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not_null<PeerData*> peer,
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uint64 id,
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uint64 accessHash)
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: _id(id)
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, _accessHash(accessHash)
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, _peer(peer)
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, _speakingByActiveFinishTimer([=] { checkFinishSpeakingByActive(); }) {
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}
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GroupCall::~GroupCall() {
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api().request(_unknownUsersRequestId).cancel();
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api().request(_participantsRequestId).cancel();
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api().request(_reloadRequestId).cancel();
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}
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uint64 GroupCall::id() const {
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return _id;
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}
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not_null<PeerData*> GroupCall::peer() const {
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return _peer;
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}
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MTPInputGroupCall GroupCall::input() const {
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return MTP_inputGroupCall(MTP_long(_id), MTP_long(_accessHash));
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}
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void GroupCall::setPeer(not_null<PeerData*> peer) {
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Expects(peer->migrateFrom() == _peer);
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Expects(_peer->migrateTo() == peer);
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_peer = peer;
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}
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auto GroupCall::participants() const
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-> const std::vector<Participant> & {
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return _participants;
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}
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void GroupCall::requestParticipants() {
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if (_participantsRequestId || _reloadRequestId) {
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return;
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} else if (_participants.size() >= _fullCount.current() && _allReceived) {
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return;
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} else if (_allReceived) {
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reload();
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return;
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}
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_participantsRequestId = api().request(MTPphone_GetGroupParticipants(
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input(),
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MTP_vector<MTPint>(), // ids
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MTP_vector<MTPint>(), // ssrcs
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MTP_string(_nextOffset),
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MTP_int(kRequestPerPage)
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)).done([=](const MTPphone_GroupParticipants &result) {
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result.match([&](const MTPDphone_groupParticipants &data) {
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_nextOffset = qs(data.vnext_offset());
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_peer->owner().processUsers(data.vusers());
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applyParticipantsSlice(
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data.vparticipants().v,
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ApplySliceSource::SliceLoaded);
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_fullCount = data.vcount().v;
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if (!_allReceived
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&& (data.vparticipants().v.size() < kRequestPerPage)) {
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_allReceived = true;
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}
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if (_allReceived) {
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_fullCount = _participants.size();
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}
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});
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_participantsSliceAdded.fire({});
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_participantsRequestId = 0;
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changePeerEmptyCallFlag();
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}).fail([=](const RPCError &error) {
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_fullCount = _participants.size();
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_allReceived = true;
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_participantsRequestId = 0;
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changePeerEmptyCallFlag();
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}).send();
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}
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void GroupCall::changePeerEmptyCallFlag() {
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const auto chat = _peer->asChat();
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const auto channel = _peer->asChannel();
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constexpr auto chatFlag = MTPDchat::Flag::f_call_not_empty;
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constexpr auto channelFlag = MTPDchannel::Flag::f_call_not_empty;
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if (_peer->groupCall() != this) {
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return;
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} else if (fullCount() > 0) {
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if (chat && !(chat->flags() & chatFlag)) {
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chat->addFlags(chatFlag);
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chat->session().changes().peerUpdated(
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chat,
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Data::PeerUpdate::Flag::GroupCall);
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} else if (channel && !(channel->flags() & channelFlag)) {
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channel->addFlags(channelFlag);
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channel->session().changes().peerUpdated(
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channel,
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Data::PeerUpdate::Flag::GroupCall);
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}
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} else if (chat && (chat->flags() & chatFlag)) {
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chat->removeFlags(chatFlag);
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chat->session().changes().peerUpdated(
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chat,
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Data::PeerUpdate::Flag::GroupCall);
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} else if (channel && (channel->flags() & channelFlag)) {
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channel->removeFlags(channelFlag);
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channel->session().changes().peerUpdated(
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channel,
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Data::PeerUpdate::Flag::GroupCall);
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}
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}
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int GroupCall::fullCount() const {
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return _fullCount.current();
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}
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rpl::producer<int> GroupCall::fullCountValue() const {
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return _fullCount.value();
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}
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bool GroupCall::participantsLoaded() const {
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return _allReceived;
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}
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UserData *GroupCall::userBySsrc(uint32 ssrc) const {
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const auto i = _userBySsrc.find(ssrc);
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return (i != end(_userBySsrc)) ? i->second.get() : nullptr;
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}
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rpl::producer<> GroupCall::participantsSliceAdded() {
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return _participantsSliceAdded.events();
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}
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auto GroupCall::participantUpdated() const
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-> rpl::producer<ParticipantUpdate> {
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return _participantUpdates.events();
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}
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void GroupCall::applyUpdate(const MTPGroupCall &update) {
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applyCall(update, false);
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}
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void GroupCall::applyCall(const MTPGroupCall &call, bool force) {
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call.match([&](const MTPDgroupCall &data) {
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const auto changed = (_version != data.vversion().v)
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|| (_fullCount.current() != data.vparticipants_count().v)
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|| (_joinMuted != data.is_join_muted())
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|| (_canChangeJoinMuted != data.is_can_change_join_muted());
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if (!force && !changed) {
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return;
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} else if (!force && _version > data.vversion().v) {
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reload();
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return;
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}
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_joinMuted = data.is_join_muted();
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_canChangeJoinMuted = data.is_can_change_join_muted();
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_version = data.vversion().v;
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_fullCount = data.vparticipants_count().v;
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changePeerEmptyCallFlag();
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}, [&](const MTPDgroupCallDiscarded &data) {
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const auto id = _id;
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const auto peer = _peer;
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crl::on_main(&peer->session(), [=] {
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if (peer->groupCall() && peer->groupCall()->id() == id) {
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if (const auto chat = peer->asChat()) {
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chat->clearGroupCall();
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} else if (const auto channel = peer->asChannel()) {
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channel->clearGroupCall();
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}
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}
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});
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});
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}
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void GroupCall::reload() {
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if (_reloadRequestId) {
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return;
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} else if (_participantsRequestId) {
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api().request(_participantsRequestId).cancel();
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_participantsRequestId = 0;
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}
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_reloadRequestId = api().request(
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MTPphone_GetGroupCall(input())
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).done([=](const MTPphone_GroupCall &result) {
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result.match([&](const MTPDphone_groupCall &data) {
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_peer->owner().processUsers(data.vusers());
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_participants.clear();
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_speakingByActiveFinishes.clear();
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_userBySsrc.clear();
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applyParticipantsSlice(
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data.vparticipants().v,
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ApplySliceSource::SliceLoaded);
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applyCall(data.vcall(), true);
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_allReceived = (_fullCount.current() == _participants.size());
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_participantsSliceAdded.fire({});
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});
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_reloadRequestId = 0;
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}).fail([=](const RPCError &error) {
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_reloadRequestId = 0;
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}).send();
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}
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void GroupCall::applyParticipantsSlice(
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const QVector<MTPGroupCallParticipant> &list,
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ApplySliceSource sliceSource) {
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const auto amInCall = inCall();
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const auto now = base::unixtime::now();
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const auto speakingAfterActive = TimeId(kSpeakingAfterActive / 1000);
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auto changedCount = _fullCount.current();
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for (const auto &participant : list) {
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participant.match([&](const MTPDgroupCallParticipant &data) {
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const auto userId = data.vuser_id().v;
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const auto user = _peer->owner().user(userId);
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const auto i = ranges::find(
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_participants,
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user,
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&Participant::user);
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if (data.is_left()) {
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if (i != end(_participants)) {
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auto update = ParticipantUpdate{
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.was = *i,
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};
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_userBySsrc.erase(i->ssrc);
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_speakingByActiveFinishes.remove(user);
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_participants.erase(i);
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if (sliceSource != ApplySliceSource::SliceLoaded) {
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_participantUpdates.fire(std::move(update));
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}
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}
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if (changedCount > _participants.size()) {
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--changedCount;
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}
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return;
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}
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const auto was = (i != end(_participants))
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? std::make_optional(*i)
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: std::nullopt;
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const auto canSelfUnmute = !data.is_muted()
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|| data.is_can_self_unmute();
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const auto lastActive = data.vactive_date().value_or(
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was ? was->lastActive : 0);
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const auto speaking = canSelfUnmute
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&& ((was ? was->speaking : false)
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|| (!amInCall
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&& (lastActive + speakingAfterActive > now)));
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const auto value = Participant{
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.user = user,
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.date = data.vdate().v,
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.lastActive = lastActive,
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.ssrc = uint32(data.vsource().v),
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.speaking = canSelfUnmute && (was ? was->speaking : false),
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.muted = data.is_muted(),
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.canSelfUnmute = canSelfUnmute,
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};
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if (i == end(_participants)) {
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_userBySsrc.emplace(value.ssrc, user);
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_participants.push_back(value);
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_peer->owner().unregisterInvitedToCallUser(_id, user);
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} else {
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if (i->ssrc != value.ssrc) {
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_userBySsrc.erase(i->ssrc);
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_userBySsrc.emplace(value.ssrc, user);
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}
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*i = value;
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}
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if (data.is_just_joined()) {
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++changedCount;
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}
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if (sliceSource != ApplySliceSource::SliceLoaded) {
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_participantUpdates.fire({
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.was = was,
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.now = value,
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});
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}
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});
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}
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if (sliceSource == ApplySliceSource::UpdateReceived) {
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_fullCount = changedCount;
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changePeerEmptyCallFlag();
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}
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}
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void GroupCall::applyParticipantsMutes(
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const MTPDupdateGroupCallParticipants &update) {
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for (const auto &participant : update.vparticipants().v) {
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participant.match([&](const MTPDgroupCallParticipant &data) {
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if (data.is_left()) {
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return;
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}
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const auto userId = data.vuser_id().v;
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const auto user = _peer->owner().user(userId);
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const auto i = ranges::find(
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_participants,
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user,
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&Participant::user);
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if (i != end(_participants)) {
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const auto was = *i;
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i->muted = data.is_muted();
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i->canSelfUnmute = !i->muted || data.is_can_self_unmute();
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if (!i->canSelfUnmute) {
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i->speaking = false;
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_speakingByActiveFinishes.remove(i->user);
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}
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_participantUpdates.fire({
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.was = was,
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.now = *i,
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});
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}
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});
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}
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}
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void GroupCall::applyLastSpoke(
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uint32 ssrc,
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LastSpokeTimes when,
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crl::time now) {
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const auto i = _userBySsrc.find(ssrc);
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if (i == end(_userBySsrc)) {
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_unknownSpokenSsrcs[ssrc] = when;
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requestUnknownParticipants();
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return;
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}
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const auto j = ranges::find(_participants, i->second, &Participant::user);
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Assert(j != end(_participants));
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_speakingByActiveFinishes.remove(j->user);
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const auto sounding = (when.anything + kSoundStatusKeptFor >= now)
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&& j->canSelfUnmute;
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const auto speaking = sounding
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&& (when.voice + kSoundStatusKeptFor >= now);
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if (j->sounding != sounding || j->speaking != speaking) {
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const auto was = *j;
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j->sounding = sounding;
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j->speaking = speaking;
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_participantUpdates.fire({
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.was = was,
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.now = *j,
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});
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}
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}
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void GroupCall::applyActiveUpdate(
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UserId userId,
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LastSpokeTimes when,
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UserData *userLoaded) {
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if (inCall()) {
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return;
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}
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const auto i = userLoaded
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? ranges::find(
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_participants,
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not_null{ userLoaded },
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&Participant::user)
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: _participants.end();
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if (i == end(_participants)) {
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_unknownSpokenUids[userId] = when;
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requestUnknownParticipants();
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return;
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} else if (!i->canSelfUnmute) {
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return;
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}
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const auto was = std::make_optional(*i);
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const auto now = crl::now();
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const auto elapsed = TimeId((now - when.anything) / crl::time(1000));
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const auto lastActive = base::unixtime::now() - elapsed;
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const auto finishes = when.anything + kSpeakingAfterActive;
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if (lastActive <= i->lastActive || finishes <= now) {
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return;
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}
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_speakingByActiveFinishes[i->user] = finishes;
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if (!_speakingByActiveFinishTimer.isActive()) {
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_speakingByActiveFinishTimer.callOnce(finishes - now);
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}
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i->lastActive = lastActive;
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i->speaking = true;
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i->canSelfUnmute = true;
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if (!was->speaking || !was->canSelfUnmute) {
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_participantUpdates.fire({
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.was = was,
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.now = *i,
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});
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}
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}
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void GroupCall::checkFinishSpeakingByActive() {
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const auto now = crl::now();
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auto nearest = 0;
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auto stop = std::vector<not_null<UserData*>>();
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for (auto i = begin(_speakingByActiveFinishes); i != end(_speakingByActiveFinishes);) {
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const auto when = i->second;
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if (now >= when) {
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stop.push_back(i->first);
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i = _speakingByActiveFinishes.erase(i);
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} else {
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if (!nearest || nearest > when) {
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nearest = when;
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}
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++i;
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}
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}
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for (const auto user : stop) {
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const auto i = ranges::find(_participants, user, &Participant::user);
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if (i->speaking) {
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const auto was = *i;
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i->speaking = false;
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_participantUpdates.fire({
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.was = was,
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.now = *i,
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});
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}
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}
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if (nearest) {
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_speakingByActiveFinishTimer.callOnce(nearest - now);
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}
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}
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void GroupCall::requestUnknownParticipants() {
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if (_unknownUsersRequestId
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|| (_unknownSpokenSsrcs.empty() && _unknownSpokenUids.empty())) {
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return;
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}
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const auto ssrcs = [&] {
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if (_unknownSpokenSsrcs.size() < kRequestPerPage) {
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return base::take(_unknownSpokenSsrcs);
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}
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auto result = base::flat_map<uint32, LastSpokeTimes>();
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result.reserve(kRequestPerPage);
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while (result.size() < kRequestPerPage) {
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const auto [ssrc, when] = _unknownSpokenSsrcs.back();
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result.emplace(ssrc, when);
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_unknownSpokenSsrcs.erase(_unknownSpokenSsrcs.end() - 1);
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}
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return result;
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}();
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const auto uids = [&] {
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if (_unknownSpokenUids.size() + ssrcs.size() < kRequestPerPage) {
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return base::take(_unknownSpokenUids);
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}
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auto result = base::flat_map<UserId, LastSpokeTimes>();
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const auto available = (kRequestPerPage - int(ssrcs.size()));
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if (available > 0) {
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result.reserve(available);
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while (result.size() < available) {
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const auto [userId, when] = _unknownSpokenUids.back();
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result.emplace(userId, when);
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_unknownSpokenUids.erase(_unknownSpokenUids.end() - 1);
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}
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}
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return result;
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}();
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auto ssrcInputs = QVector<MTPint>();
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ssrcInputs.reserve(ssrcs.size());
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for (const auto [ssrc, when] : ssrcs) {
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ssrcInputs.push_back(MTP_int(ssrc));
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}
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auto uidInputs = QVector<MTPint>();
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uidInputs.reserve(uids.size());
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for (const auto [userId, when] : uids) {
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uidInputs.push_back(MTP_int(userId));
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}
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_unknownUsersRequestId = api().request(MTPphone_GetGroupParticipants(
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input(),
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MTP_vector<MTPint>(uidInputs),
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MTP_vector<MTPint>(ssrcInputs),
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MTP_string(QString()),
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MTP_int(kRequestPerPage)
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)).done([=](const MTPphone_GroupParticipants &result) {
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result.match([&](const MTPDphone_groupParticipants &data) {
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_peer->owner().processUsers(data.vusers());
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applyParticipantsSlice(
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data.vparticipants().v,
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ApplySliceSource::UnknownLoaded);
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});
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_unknownUsersRequestId = 0;
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const auto now = crl::now();
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for (const auto [ssrc, when] : ssrcs) {
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applyLastSpoke(ssrc, when, now);
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_unknownSpokenSsrcs.remove(ssrc);
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}
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for (const auto [userId, when] : uids) {
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if (const auto user = _peer->owner().userLoaded(userId)) {
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const auto isParticipant = ranges::contains(
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_participants,
|
|
not_null{ user },
|
|
&Participant::user);
|
|
if (isParticipant) {
|
|
applyActiveUpdate(userId, when, user);
|
|
}
|
|
}
|
|
_unknownSpokenUids.remove(userId);
|
|
}
|
|
requestUnknownParticipants();
|
|
}).fail([=](const RPCError &error) {
|
|
_unknownUsersRequestId = 0;
|
|
for (const auto [ssrc, when] : ssrcs) {
|
|
_unknownSpokenSsrcs.remove(ssrc);
|
|
}
|
|
for (const auto [userId, when] : uids) {
|
|
_unknownSpokenUids.remove(userId);
|
|
}
|
|
requestUnknownParticipants();
|
|
}).send();
|
|
}
|
|
|
|
void GroupCall::setInCall() {
|
|
_unknownSpokenUids.clear();
|
|
if (_speakingByActiveFinishes.empty()) {
|
|
return;
|
|
}
|
|
auto restartTimer = true;
|
|
const auto latest = crl::now() + kActiveAfterJoined;
|
|
for (auto &[user, when] : _speakingByActiveFinishes) {
|
|
if (when > latest) {
|
|
when = latest;
|
|
} else {
|
|
restartTimer = false;
|
|
}
|
|
}
|
|
if (restartTimer) {
|
|
_speakingByActiveFinishTimer.callOnce(kActiveAfterJoined);
|
|
}
|
|
}
|
|
|
|
bool GroupCall::inCall() const {
|
|
const auto current = Core::App().calls().currentGroupCall();
|
|
return (current != nullptr)
|
|
&& (current->id() == _id)
|
|
&& (current->state() == Calls::GroupCall::State::Joined);
|
|
}
|
|
|
|
void GroupCall::applyUpdate(const MTPDupdateGroupCallParticipants &update) {
|
|
const auto version = update.vversion().v;
|
|
if (version < _version) {
|
|
return;
|
|
} else if (version == _version) {
|
|
applyParticipantsMutes(update);
|
|
return;
|
|
} else if (version != _version + 1) {
|
|
applyParticipantsMutes(update);
|
|
reload();
|
|
return;
|
|
}
|
|
_version = update.vversion().v;
|
|
applyUpdateChecked(update);
|
|
}
|
|
|
|
void GroupCall::applyUpdateChecked(
|
|
const MTPDupdateGroupCallParticipants &update) {
|
|
applyParticipantsSlice(
|
|
update.vparticipants().v,
|
|
ApplySliceSource::UpdateReceived);
|
|
}
|
|
|
|
void GroupCall::setJoinMutedLocally(bool muted) {
|
|
_joinMuted = muted;
|
|
}
|
|
|
|
bool GroupCall::joinMuted() const {
|
|
return _joinMuted;
|
|
}
|
|
|
|
bool GroupCall::canChangeJoinMuted() const {
|
|
return _canChangeJoinMuted;
|
|
}
|
|
|
|
ApiWrap &GroupCall::api() const {
|
|
return _peer->session().api();
|
|
}
|
|
|
|
} // namespace Data
|