tdesktop/Telegram/SourceFiles/data/data_message_reactions.cpp

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2019-09-11 09:26:13 +00:00
/*
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 "data/data_message_reactions.h"
#include "history/history.h"
#include "history/history_item.h"
#include "main/main_session.h"
#include "main/main_account.h"
#include "main/main_app_config.h"
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#include "data/data_user.h"
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#include "data/data_session.h"
#include "data/data_histories.h"
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#include "data/data_changes.h"
#include "data/data_document.h"
#include "data/data_document_media.h"
#include "data/data_peer_values.h"
#include "data/stickers/data_custom_emoji.h"
#include "storage/localimageloader.h"
#include "ui/image/image_location_factory.h"
#include "ui/animated_icon.h"
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#include "mtproto/mtproto_config.h"
#include "base/timer_rpl.h"
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#include "base/call_delayed.h"
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#include "apiwrap.h"
#include "styles/style_chat.h"
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namespace Data {
namespace {
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constexpr auto kRefreshFullListEach = 60 * 60 * crl::time(1000);
constexpr auto kPollEach = 20 * crl::time(1000);
constexpr auto kSizeForDownscale = 64;
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constexpr auto kRecentRequestTimeout = 10 * crl::time(1000);
constexpr auto kRecentReactionsLimit = 40;
constexpr auto kTopRequestDelay = 60 * crl::time(1000);
constexpr auto kTopReactionsLimit = 14;
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[[nodiscard]] QString ReactionIdToLog(const ReactionId &id) {
if (const auto custom = id.custom()) {
return "custom:" + QString::number(custom);
}
return id.emoji();
}
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[[nodiscard]] std::vector<ReactionId> ListFromMTP(
const MTPDmessages_reactions &data) {
const auto &list = data.vreactions().v;
auto result = std::vector<ReactionId>();
result.reserve(list.size());
for (const auto &reaction : list) {
const auto id = ReactionFromMTP(reaction);
if (id.empty()) {
LOG(("API Error: reactionEmpty in messages.reactions."));
} else {
result.push_back(id);
}
}
return result;
}
[[nodiscard]] Reaction CustomReaction(not_null<DocumentData*> document) {
return Reaction{
.id = { { document->id } },
.title = "Custom reaction",
.appearAnimation = document,
.selectAnimation = document,
.centerIcon = document,
.active = true,
};
}
[[nodiscard]] int SentReactionsLimit(not_null<HistoryItem*> item) {
const auto session = &item->history()->session();
const auto config = &session->account().appConfig();
return session->premium()
? config->get<int>("reactions_user_max_premium", 3)
: config->get<int>("reactions_user_max_default", 1);
}
} // namespace
PossibleItemReactionsRef LookupPossibleReactions(
not_null<HistoryItem*> item) {
if (!item->canReact()) {
return {};
}
auto result = PossibleItemReactionsRef();
const auto peer = item->history()->peer;
const auto session = &peer->session();
const auto reactions = &session->data().reactions();
const auto &full = reactions->list(Reactions::Type::Active);
const auto &top = reactions->list(Reactions::Type::Top);
const auto &recent = reactions->list(Reactions::Type::Recent);
const auto &all = item->reactions();
const auto limit = UniqueReactionsLimit(peer);
const auto premiumPossible = session->premiumPossible();
const auto limited = (all.size() >= limit) && [&] {
const auto my = item->chosenReactions();
if (my.empty()) {
return true;
}
return true; // #TODO reactions
}();
auto added = base::flat_set<ReactionId>();
const auto add = [&](auto predicate) {
auto &&all = ranges::views::concat(top, recent, full);
for (const auto &reaction : all) {
if (predicate(reaction)) {
if (added.emplace(reaction.id).second) {
result.recent.push_back(&reaction);
}
}
}
};
reactions->clearTemporary();
if (limited) {
result.recent.reserve(all.size());
add([&](const Reaction &reaction) {
return ranges::contains(all, reaction.id, &MessageReaction::id);
});
for (const auto &reaction : all) {
const auto id = reaction.id;
if (!added.contains(id)) {
if (const auto temp = reactions->lookupTemporary(id)) {
result.recent.push_back(temp);
}
}
}
} else {
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const auto &allowed = PeerAllowedReactions(peer);
result.recent.reserve((allowed.type == AllowedReactionsType::Some)
? allowed.some.size()
: full.size());
add([&](const Reaction &reaction) {
const auto id = reaction.id;
if (id.custom() && !premiumPossible) {
return false;
} else if ((allowed.type == AllowedReactionsType::Some)
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&& !ranges::contains(allowed.some, id)) {
return false;
} else if (id.custom()
&& allowed.type == AllowedReactionsType::Default) {
return false;
} else if (reaction.premium
&& !session->premium()
&& !ranges::contains(all, id, &MessageReaction::id)) {
if (premiumPossible) {
result.morePremiumAvailable = true;
}
return false;
}
return true;
});
result.customAllowed = (allowed.type == AllowedReactionsType::All)
&& premiumPossible;
}
const auto i = ranges::find(
result.recent,
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reactions->favoriteId(),
&Reaction::id);
if (i != end(result.recent) && i != begin(result.recent)) {
std::rotate(begin(result.recent), i, i + 1);
}
return result;
}
PossibleItemReactions::PossibleItemReactions(
const PossibleItemReactionsRef &other)
: recent(other.recent | ranges::views::transform([](const auto &value) {
return *value;
}) | ranges::to_vector)
, morePremiumAvailable(other.morePremiumAvailable)
, customAllowed(other.customAllowed) {
}
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Reactions::Reactions(not_null<Session*> owner)
: _owner(owner)
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, _topRefreshTimer([=] { refreshTop(); })
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, _repaintTimer([=] { repaintCollected(); }) {
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refreshDefault();
base::timer_each(
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kRefreshFullListEach
) | rpl::start_with_next([=] {
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refreshDefault();
}, _lifetime);
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_owner->session().changes().messageUpdates(
MessageUpdate::Flag::Destroyed
) | rpl::start_with_next([=](const MessageUpdate &update) {
const auto item = update.item;
_pollingItems.remove(item);
_pollItems.remove(item);
_repaintItems.remove(item);
}, _lifetime);
crl::on_main(&owner->session(), [=] {
// applyFavorite accesses not yet constructed parts of session.
rpl::single(rpl::empty) | rpl::then(
_owner->session().mtp().config().updates()
) | rpl::map([=] {
const auto &config = _owner->session().mtp().configValues();
return config.reactionDefaultCustom
? ReactionId{ DocumentId(config.reactionDefaultCustom) }
: ReactionId{ config.reactionDefaultEmoji };
}) | rpl::filter([=](const ReactionId &id) {
return !_saveFaveRequestId;
}) | rpl::start_with_next([=](ReactionId &&id) {
applyFavorite(id);
}, _lifetime);
});
}
Reactions::~Reactions() = default;
Main::Session &Reactions::session() const {
return _owner->session();
}
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void Reactions::refreshTop() {
requestTop();
}
void Reactions::refreshRecent() {
requestRecent();
}
void Reactions::refreshRecentDelayed() {
if (_recentRequestId || _recentRequestScheduled) {
return;
}
_recentRequestScheduled = true;
base::call_delayed(kRecentRequestTimeout, &_owner->session(), [=] {
if (_recentRequestScheduled) {
requestRecent();
}
});
}
void Reactions::refreshDefault() {
requestDefault();
}
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const std::vector<Reaction> &Reactions::list(Type type) const {
switch (type) {
case Type::Active: return _active;
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case Type::Recent: return _recent;
case Type::Top: return _top;
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case Type::All: return _available;
}
Unexpected("Type in Reactions::list.");
}
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ReactionId Reactions::favoriteId() const {
return _favoriteId;
}
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const Reaction *Reactions::favorite() const {
return _favorite ? &*_favorite : nullptr;
}
void Reactions::setFavorite(const ReactionId &id) {
const auto api = &_owner->session().api();
if (_saveFaveRequestId) {
api->request(_saveFaveRequestId).cancel();
}
_saveFaveRequestId = api->request(MTPmessages_SetDefaultReaction(
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ReactionToMTP(id)
)).done([=] {
_saveFaveRequestId = 0;
}).fail([=] {
_saveFaveRequestId = 0;
}).send();
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applyFavorite(id);
}
DocumentData *Reactions::chooseGenericAnimation(
not_null<DocumentData*> custom) const {
const auto sticker = custom->sticker();
const auto i = sticker
? ranges::find(
_available,
::Data::ReactionId{ { sticker->alt } },
&::Data::Reaction::id)
: end(_available);
if (i != end(_available) && i->aroundAnimation) {
const auto view = i->aroundAnimation->createMediaView();
view->checkStickerLarge();
if (view->loaded()) {
return i->aroundAnimation;
}
}
if (_genericAnimations.empty()) {
return nullptr;
}
auto copy = _genericAnimations;
ranges::shuffle(copy);
const auto first = copy.front();
const auto view = first->createMediaView();
view->checkStickerLarge();
if (view->loaded()) {
return first;
}
const auto k = ranges::find_if(copy, [&](not_null<DocumentData*> value) {
return value->createMediaView()->loaded();
});
return (k != end(copy)) ? (*k) : first;
}
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void Reactions::applyFavorite(const ReactionId &id) {
if (_favoriteId != id) {
_favoriteId = id;
_favorite = resolveById(_favoriteId);
if (!_favorite && _unresolvedFavoriteId != _favoriteId) {
_unresolvedFavoriteId = _favoriteId;
resolve(_favoriteId);
}
_favoriteUpdated.fire({});
}
}
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rpl::producer<> Reactions::topUpdates() const {
return _topUpdated.events();
}
rpl::producer<> Reactions::recentUpdates() const {
return _recentUpdated.events();
}
rpl::producer<> Reactions::defaultUpdates() const {
return _defaultUpdated.events();
}
rpl::producer<> Reactions::favoriteUpdates() const {
return _favoriteUpdated.events();
}
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void Reactions::preloadImageFor(const ReactionId &id) {
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if (_images.contains(id) || id.emoji().isEmpty()) {
return;
}
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auto &set = _images.emplace(id).first->second;
const auto i = ranges::find(_available, id, &Reaction::id);
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const auto document = (i == end(_available))
? nullptr
: i->centerIcon
? i->centerIcon
: i->selectAnimation.get();
if (document) {
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loadImage(set, document, !i->centerIcon);
} else if (!_waitingForList) {
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_waitingForList = true;
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refreshRecent();
}
}
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void Reactions::preloadAnimationsFor(const ReactionId &id) {
const auto custom = id.custom();
const auto document = custom ? _owner->document(custom).get() : nullptr;
const auto customSticker = document ? document->sticker() : nullptr;
const auto findId = custom
? ReactionId{ { customSticker ? customSticker->alt : QString() } }
: id;
const auto i = ranges::find(_available, findId, &Reaction::id);
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if (i == end(_available)) {
return;
}
const auto preload = [&](DocumentData *document) {
const auto view = document
? document->activeMediaView()
: nullptr;
if (view) {
view->checkStickerLarge();
}
};
if (!custom) {
preload(i->centerIcon);
}
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preload(i->aroundAnimation);
}
QImage Reactions::resolveImageFor(
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const ReactionId &emoji,
ImageSize size) {
const auto i = _images.find(emoji);
if (i == end(_images)) {
preloadImageFor(emoji);
}
auto &set = (i != end(_images)) ? i->second : _images[emoji];
const auto resolve = [&](QImage &image, int size) {
const auto factor = style::DevicePixelRatio();
const auto frameSize = set.fromSelectAnimation
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? (size / 2)
: size;
image = set.icon->frame().scaled(
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frameSize * factor,
frameSize * factor,
Qt::IgnoreAspectRatio,
Qt::SmoothTransformation);
if (set.fromSelectAnimation) {
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auto result = QImage(
size * factor,
size * factor,
QImage::Format_ARGB32_Premultiplied);
result.fill(Qt::transparent);
auto p = QPainter(&result);
p.drawImage(
(size - frameSize) * factor / 2,
(size - frameSize) * factor / 2,
image);
p.end();
std::swap(result, image);
}
image.setDevicePixelRatio(factor);
};
if (set.bottomInfo.isNull() && set.icon) {
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resolve(set.bottomInfo, st::reactionInfoImage);
resolve(set.inlineList, st::reactionInlineImage);
crl::async([icon = std::move(set.icon)]{});
}
switch (size) {
case ImageSize::BottomInfo: return set.bottomInfo;
case ImageSize::InlineList: return set.inlineList;
}
Unexpected("ImageSize in Reactions::resolveImageFor.");
}
void Reactions::resolveImages() {
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for (auto &[id, set] : _images) {
if (!set.bottomInfo.isNull() || set.icon || set.media) {
continue;
}
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const auto i = ranges::find(_available, id, &Reaction::id);
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const auto document = (i == end(_available))
? nullptr
: i->centerIcon
? i->centerIcon
: i->selectAnimation.get();
if (document) {
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loadImage(set, document, !i->centerIcon);
} else {
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LOG(("API Error: Reaction '%1' not found!"
).arg(ReactionIdToLog(id)));
}
}
}
void Reactions::loadImage(
ImageSet &set,
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not_null<DocumentData*> document,
bool fromSelectAnimation) {
if (!set.bottomInfo.isNull() || set.icon) {
return;
} else if (!set.media) {
set.fromSelectAnimation = fromSelectAnimation;
set.media = document->createMediaView();
set.media->checkStickerLarge();
}
if (set.media->loaded()) {
setAnimatedIcon(set);
} else if (!_imagesLoadLifetime) {
document->session().downloaderTaskFinished(
) | rpl::start_with_next([=] {
downloadTaskFinished();
}, _imagesLoadLifetime);
}
}
void Reactions::setAnimatedIcon(ImageSet &set) {
const auto size = style::ConvertScale(kSizeForDownscale);
set.icon = Ui::MakeAnimatedIcon({
.generator = DocumentIconFrameGenerator(set.media),
.sizeOverride = QSize(size, size),
});
set.media = nullptr;
}
void Reactions::downloadTaskFinished() {
auto hasOne = false;
for (auto &[emoji, set] : _images) {
if (!set.media) {
continue;
} else if (set.media->loaded()) {
setAnimatedIcon(set);
} else {
hasOne = true;
}
}
if (!hasOne) {
_imagesLoadLifetime.destroy();
}
}
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void Reactions::requestTop() {
if (_topRequestId) {
return;
}
auto &api = _owner->session().api();
_topRefreshTimer.cancel();
_topRequestId = api.request(MTPmessages_GetTopReactions(
MTP_int(kTopReactionsLimit),
MTP_long(_topHash)
)).done([=](const MTPmessages_Reactions &result) {
_topRequestId = 0;
result.match([&](const MTPDmessages_reactions &data) {
updateTop(data);
}, [](const MTPDmessages_reactionsNotModified&) {
});
}).fail([=] {
_topRequestId = 0;
_topHash = 0;
}).send();
}
void Reactions::requestRecent() {
if (_recentRequestId) {
return;
}
auto &api = _owner->session().api();
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_recentRequestScheduled = false;
_recentRequestId = api.request(MTPmessages_GetRecentReactions(
MTP_int(kRecentReactionsLimit),
MTP_long(_recentHash)
)).done([=](const MTPmessages_Reactions &result) {
_recentRequestId = 0;
result.match([&](const MTPDmessages_reactions &data) {
updateRecent(data);
}, [](const MTPDmessages_reactionsNotModified&) {
});
}).fail([=] {
_recentRequestId = 0;
_recentHash = 0;
}).send();
}
void Reactions::requestDefault() {
if (_defaultRequestId) {
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return;
}
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auto &api = _owner->session().api();
_defaultRequestId = api.request(MTPmessages_GetAvailableReactions(
MTP_int(_defaultHash)
)).done([=](const MTPmessages_AvailableReactions &result) {
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_defaultRequestId = 0;
result.match([&](const MTPDmessages_availableReactions &data) {
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updateDefault(data);
}, [&](const MTPDmessages_availableReactionsNotModified &) {
});
}).fail([=] {
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_defaultRequestId = 0;
_defaultHash = 0;
}).send();
}
void Reactions::requestGeneric() {
if (_genericRequestId) {
return;
}
auto &api = _owner->session().api();
_genericRequestId = api.request(MTPmessages_GetStickerSet(
MTP_inputStickerSetEmojiGenericAnimations(),
MTP_int(0) // hash
)).done([=](const MTPmessages_StickerSet &result) {
_genericRequestId = 0;
result.match([&](const MTPDmessages_stickerSet &data) {
updateGeneric(data);
}, [](const MTPDmessages_stickerSetNotModified &) {
LOG(("API Error: Unexpected messages.stickerSetNotModified."));
});
}).fail([=] {
_genericRequestId = 0;
}).send();
}
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void Reactions::updateTop(const MTPDmessages_reactions &data) {
_topHash = data.vhash().v;
_topIds = ListFromMTP(data);
_top = resolveByIds(_topIds, _unresolvedTop);
_topUpdated.fire({});
}
void Reactions::updateRecent(const MTPDmessages_reactions &data) {
_recentHash = data.vhash().v;
_recentIds = ListFromMTP(data);
_recent = resolveByIds(_recentIds, _unresolvedRecent);
recentUpdated();
}
void Reactions::updateDefault(const MTPDmessages_availableReactions &data) {
_defaultHash = data.vhash().v;
const auto &list = data.vreactions().v;
const auto oldCache = base::take(_iconsCache);
const auto toCache = [&](DocumentData *document) {
if (document) {
_iconsCache.emplace(document, document->createMediaView());
}
};
_active.clear();
_available.clear();
_active.reserve(list.size());
_available.reserve(list.size());
_iconsCache.reserve(list.size() * 4);
for (const auto &reaction : list) {
if (const auto parsed = parse(reaction)) {
_available.push_back(*parsed);
if (parsed->active) {
_active.push_back(*parsed);
toCache(parsed->appearAnimation);
toCache(parsed->selectAnimation);
toCache(parsed->centerIcon);
toCache(parsed->aroundAnimation);
}
}
}
if (_waitingForList) {
_waitingForList = false;
resolveImages();
}
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defaultUpdated();
}
void Reactions::updateGeneric(const MTPDmessages_stickerSet &data) {
const auto oldCache = base::take(_genericCache);
const auto toCache = [&](not_null<DocumentData*> document) {
if (document->sticker()) {
_genericAnimations.push_back(document);
_genericCache.emplace(document, document->createMediaView());
}
};
const auto &list = data.vdocuments().v;
_genericAnimations.clear();
_genericAnimations.reserve(list.size());
_genericCache.reserve(list.size());
for (const auto &sticker : data.vdocuments().v) {
toCache(_owner->processDocument(sticker));
}
if (!_genericCache.empty()) {
_genericCache.front().second->checkStickerLarge();
}
}
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void Reactions::recentUpdated() {
_topRefreshTimer.callOnce(kTopRequestDelay);
_recentUpdated.fire({});
}
void Reactions::defaultUpdated() {
refreshTop();
refreshRecent();
if (_genericAnimations.empty()) {
requestGeneric();
}
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_defaultUpdated.fire({});
}
not_null<CustomEmojiManager::Listener*> Reactions::resolveListener() {
return static_cast<CustomEmojiManager::Listener*>(this);
}
void Reactions::customEmojiResolveDone(not_null<DocumentData*> document) {
const auto id = ReactionId{ { document->id } };
const auto favorite = (_unresolvedFavoriteId == id);
const auto i = _unresolvedTop.find(id);
const auto top = (i != end(_unresolvedTop));
const auto j = _unresolvedRecent.find(id);
const auto recent = (j != end(_unresolvedRecent));
if (favorite) {
_unresolvedFavoriteId = ReactionId();
_favorite = resolveById(_favoriteId);
}
if (top) {
_unresolvedTop.erase(i);
_top = resolveByIds(_topIds, _unresolvedTop);
}
if (recent) {
_unresolvedRecent.erase(j);
_recent = resolveByIds(_recentIds, _unresolvedRecent);
}
if (favorite) {
_favoriteUpdated.fire({});
}
if (top) {
_topUpdated.fire({});
}
if (recent) {
_recentUpdated.fire({});
}
}
std::optional<Reaction> Reactions::resolveById(const ReactionId &id) {
if (const auto emoji = id.emoji(); !emoji.isEmpty()) {
const auto i = ranges::find(_available, id, &Reaction::id);
if (i != end(_available)) {
return *i;
}
} else if (const auto customId = id.custom()) {
const auto document = _owner->document(customId);
if (document->sticker()) {
return CustomReaction(document);
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}
}
return {};
}
std::vector<Reaction> Reactions::resolveByIds(
const std::vector<ReactionId> &ids,
base::flat_set<ReactionId> &unresolved) {
auto result = std::vector<Reaction>();
result.reserve(ids.size());
for (const auto &id : ids) {
if (const auto resolved = resolveById(id)) {
result.push_back(*resolved);
} else if (unresolved.emplace(id).second) {
resolve(id);
}
}
return result;
}
void Reactions::resolve(const ReactionId &id) {
if (const auto emoji = id.emoji(); !emoji.isEmpty()) {
refreshDefault();
} else if (const auto customId = id.custom()) {
_owner->customEmojiManager().resolve(
customId,
resolveListener());
}
}
std::optional<Reaction> Reactions::parse(const MTPAvailableReaction &entry) {
return entry.match([&](const MTPDavailableReaction &data) {
const auto emoji = qs(data.vreaction());
const auto known = (Ui::Emoji::Find(emoji) != nullptr);
if (!known) {
LOG(("API Error: Unknown emoji in reactions: %1").arg(emoji));
}
return known
? std::make_optional(Reaction{
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.id = ReactionId{ emoji },
.title = qs(data.vtitle()),
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//.staticIcon = _owner->processDocument(data.vstatic_icon()),
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.appearAnimation = _owner->processDocument(
data.vappear_animation()),
.selectAnimation = _owner->processDocument(
data.vselect_animation()),
//.activateAnimation = _owner->processDocument(
// data.vactivate_animation()),
//.activateEffects = _owner->processDocument(
// data.veffect_animation()),
.centerIcon = (data.vcenter_icon()
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? _owner->processDocument(*data.vcenter_icon()).get()
: nullptr),
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.aroundAnimation = (data.varound_animation()
? _owner->processDocument(
*data.varound_animation()).get()
: nullptr),
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.active = !data.is_inactive(),
.premium = data.is_premium(),
})
: std::nullopt;
});
}
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void Reactions::send(not_null<HistoryItem*> item, bool addToRecent) {
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const auto id = item->fullId();
auto &api = _owner->session().api();
auto i = _sentRequests.find(id);
if (i != end(_sentRequests)) {
api.request(i->second).cancel();
} else {
i = _sentRequests.emplace(id).first;
}
const auto chosen = item->chosenReactions();
using Flag = MTPmessages_SendReaction::Flag;
const auto flags = (chosen.empty() ? Flag(0) : Flag::f_reaction)
| (addToRecent ? Flag::f_add_to_recent : Flag(0));
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i->second = api.request(MTPmessages_SendReaction(
MTP_flags(flags),
item->history()->peer->input,
MTP_int(id.msg),
MTP_vector<MTPReaction>(chosen | ranges::views::transform(
ReactionToMTP
) | ranges::to<QVector<MTPReaction>>())
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)).done([=](const MTPUpdates &result) {
_sentRequests.remove(id);
_owner->session().api().applyUpdates(result);
}).fail([=](const MTP::Error &error) {
_sentRequests.remove(id);
}).send();
}
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void Reactions::poll(not_null<HistoryItem*> item, crl::time now) {
// Group them by one second.
const auto last = item->lastReactionsRefreshTime();
const auto grouped = ((last + 999) / 1000) * 1000;
if (!grouped || item->history()->peer->isUser()) {
// First reaction always edits message.
return;
} else if (const auto left = grouped + kPollEach - now; left > 0) {
if (!_repaintItems.contains(item)) {
_repaintItems.emplace(item, grouped + kPollEach);
if (!_repaintTimer.isActive()
|| _repaintTimer.remainingTime() > left) {
_repaintTimer.callOnce(left);
}
}
} else if (!_pollingItems.contains(item)) {
if (_pollItems.empty() && !_pollRequestId) {
crl::on_main(&_owner->session(), [=] {
pollCollected();
});
}
_pollItems.emplace(item);
}
}
void Reactions::updateAllInHistory(not_null<PeerData*> peer, bool enabled) {
if (const auto history = _owner->historyLoaded(peer)) {
history->reactionsEnabledChanged(enabled);
}
}
void Reactions::clearTemporary() {
_temporary.clear();
}
Reaction *Reactions::lookupTemporary(const ReactionId &id) {
if (const auto emoji = id.emoji(); !emoji.isEmpty()) {
const auto i = ranges::find(_available, id, &Reaction::id);
return (i != end(_available)) ? &*i : nullptr;
} else if (const auto customId = id.custom()) {
if (const auto i = _temporary.find(customId); i != end(_temporary)) {
return &i->second;
}
const auto document = _owner->document(customId);
if (document->sticker()) {
return &_temporary.emplace(
customId,
CustomReaction(document)).first->second;
}
_owner->customEmojiManager().resolve(
customId,
resolveListener());
return nullptr;
}
return nullptr;
}
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void Reactions::repaintCollected() {
const auto now = crl::now();
auto closest = crl::time();
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for (auto i = begin(_repaintItems); i != end(_repaintItems);) {
if (i->second <= now) {
_owner->requestItemRepaint(i->first);
i = _repaintItems.erase(i);
} else {
if (!closest || i->second < closest) {
closest = i->second;
}
++i;
}
}
if (closest) {
_repaintTimer.callOnce(closest - now);
}
}
void Reactions::pollCollected() {
auto toRequest = base::flat_map<not_null<PeerData*>, QVector<MTPint>>();
_pollingItems = std::move(_pollItems);
for (const auto &item : _pollingItems) {
toRequest[item->history()->peer].push_back(MTP_int(item->id));
}
auto &api = _owner->session().api();
for (const auto &[peer, ids] : toRequest) {
const auto finalize = [=] {
const auto now = crl::now();
for (const auto &item : base::take(_pollingItems)) {
const auto last = item->lastReactionsRefreshTime();
if (last && last + kPollEach <= now) {
item->updateReactions(nullptr);
}
}
_pollRequestId = 0;
if (!_pollItems.empty()) {
crl::on_main(&_owner->session(), [=] {
pollCollected();
});
}
};
_pollRequestId = api.request(MTPmessages_GetMessagesReactions(
peer->input,
MTP_vector<MTPint>(ids)
)).done([=](const MTPUpdates &result) {
_owner->session().api().applyUpdates(result);
finalize();
}).fail([=] {
finalize();
}).send();
}
}
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bool Reactions::sending(not_null<HistoryItem*> item) const {
return _sentRequests.contains(item->fullId());
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}
bool Reactions::HasUnread(const MTPMessageReactions &data) {
return data.match([&](const MTPDmessageReactions &data) {
if (const auto &recent = data.vrecent_reactions()) {
for (const auto &one : recent->v) {
if (one.match([&](const MTPDmessagePeerReaction &data) {
return data.is_unread();
})) {
return true;
}
}
}
return false;
});
}
void Reactions::CheckUnknownForUnread(
not_null<Session*> owner,
const MTPMessage &message) {
message.match([&](const MTPDmessage &data) {
if (data.vreactions() && HasUnread(*data.vreactions())) {
const auto peerId = peerFromMTP(data.vpeer_id());
if (const auto history = owner->historyLoaded(peerId)) {
owner->histories().requestDialogEntry(history);
}
}
}, [](const auto &) {
});
}
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MessageReactions::MessageReactions(not_null<HistoryItem*> item)
: _item(item) {
}
void MessageReactions::add(const ReactionId &id, bool addToRecent) {
Expects(!id.empty());
const auto history = _item->history();
const auto self = history->session().user();
const auto myLimit = SentReactionsLimit(_item);
if (ranges::contains(chosen(), id)) {
return;
}
auto my = 0;
_list.erase(ranges::remove_if(_list, [&](MessageReaction &one) {
const auto removing = one.my && (my == myLimit || ++my == myLimit);
if (!removing) {
return false;
}
one.my = false;
const auto removed = !--one.count;
const auto j = _recent.find(one.id);
if (j != end(_recent)) {
j->second.erase(
ranges::remove(j->second, self, &RecentReaction::peer),
end(j->second));
if (j->second.empty()) {
_recent.erase(j);
} else {
Assert(!removed);
}
}
return removed;
}), end(_list));
if (_item->canViewReactions() || history->peer->isUser()) {
auto &list = _recent[id];
list.insert(begin(list), RecentReaction{ self });
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}
const auto i = ranges::find(_list, id, &MessageReaction::id);
if (i != end(_list)) {
i->my = true;
++i->count;
std::rotate(i, i + 1, end(_list));
} else {
_list.push_back({ .id = id, .count = 1, .my = true });
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}
auto &owner = history->owner();
owner.reactions().send(_item, addToRecent);
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owner.notifyItemDataChange(_item);
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}
void MessageReactions::remove(const ReactionId &id) {
const auto history = _item->history();
const auto self = history->session().user();
const auto i = ranges::find(_list, id, &MessageReaction::id);
const auto j = _recent.find(id);
if (i == end(_list)) {
Assert(j == end(_recent));
return;
} else if (!i->my) {
Assert(j == end(_recent)
|| !ranges::contains(j->second, self, &RecentReaction::peer));
return;
}
i->my = false;
const auto removed = !--i->count;
if (removed) {
_list.erase(i);
}
if (j != end(_recent)) {
j->second.erase(
ranges::remove(j->second, self, &RecentReaction::peer),
end(j->second));
if (j->second.empty()) {
_recent.erase(j);
} else {
Assert(!removed);
}
}
auto &owner = history->owner();
owner.reactions().send(_item, false);
owner.notifyItemDataChange(_item);
}
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bool MessageReactions::checkIfChanged(
const QVector<MTPReactionCount> &list,
const QVector<MTPMessagePeerReaction> &recent) const {
auto &owner = _item->history()->owner();
if (owner.reactions().sending(_item)) {
// We'll apply non-stale data from the request response.
return false;
}
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auto existing = base::flat_set<ReactionId>();
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for (const auto &count : list) {
const auto changed = count.match([&](const MTPDreactionCount &data) {
const auto id = ReactionFromMTP(data.vreaction());
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const auto nowCount = data.vcount().v;
const auto i = ranges::find(_list, id, &MessageReaction::id);
const auto wasCount = (i != end(_list)) ? i->count : 0;
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if (wasCount != nowCount) {
return true;
}
existing.emplace(id);
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return false;
});
if (changed) {
return true;
}
}
for (const auto &reaction : _list) {
if (!existing.contains(reaction.id)) {
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return true;
}
}
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auto parsed = base::flat_map<ReactionId, std::vector<RecentReaction>>();
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for (const auto &reaction : recent) {
reaction.match([&](const MTPDmessagePeerReaction &data) {
const auto id = ReactionFromMTP(data.vreaction());
if (ranges::contains(_list, id, &MessageReaction::id)) {
parsed[id].push_back(RecentReaction{
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.peer = owner.peer(peerFromMTP(data.vpeer_id())),
.unread = data.is_unread(),
.big = data.is_big(),
});
}
});
}
return !ranges::equal(_recent, parsed, [](
const auto &a,
const auto &b) {
return ranges::equal(a.second, b.second, [](
const RecentReaction &a,
const RecentReaction &b) {
return (a.peer == b.peer) && (a.big == b.big);
});
});
}
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bool MessageReactions::change(
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const QVector<MTPReactionCount> &list,
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const QVector<MTPMessagePeerReaction> &recent,
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bool ignoreChosen) {
auto &owner = _item->history()->owner();
if (owner.reactions().sending(_item)) {
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// We'll apply non-stale data from the request response.
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return false;
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}
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auto changed = false;
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auto existing = base::flat_set<ReactionId>();
auto order = base::flat_map<ReactionId, int>();
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for (const auto &count : list) {
count.match([&](const MTPDreactionCount &data) {
const auto id = ReactionFromMTP(data.vreaction());
const auto &chosen = data.vchosen_order();
if (!ignoreChosen && chosen) {
order[id] = chosen->v;
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}
const auto i = ranges::find(_list, id, &MessageReaction::id);
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const auto nowCount = data.vcount().v;
if (i == end(_list)) {
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changed = true;
_list.push_back({
.id = id,
.count = nowCount,
.my = (!ignoreChosen && chosen)
});
} else {
const auto nowMy = ignoreChosen ? i->my : chosen.has_value();
if (i->count != nowCount || i->my != nowMy) {
i->count = nowCount;
i->my = nowMy;
changed = true;
}
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}
existing.emplace(id);
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});
}
if (!ignoreChosen && !order.empty()) {
const auto min = std::numeric_limits<int>::min();
const auto proj = [&](const MessageReaction &reaction) {
return reaction.my ? order[reaction.id] : min;
};
const auto correctOrder = [&] {
auto previousOrder = min;
for (const auto &reaction : _list) {
const auto nowOrder = proj(reaction);
if (nowOrder < previousOrder) {
return false;
}
previousOrder = nowOrder;
}
return true;
}();
if (!correctOrder) {
changed = true;
ranges::sort(_list, std::less(), proj);
}
}
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if (_list.size() != existing.size()) {
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changed = true;
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for (auto i = begin(_list); i != end(_list);) {
if (!existing.contains(i->id)) {
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i = _list.erase(i);
} else {
++i;
}
}
}
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auto parsed = base::flat_map<ReactionId, std::vector<RecentReaction>>();
for (const auto &reaction : recent) {
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reaction.match([&](const MTPDmessagePeerReaction &data) {
const auto id = ReactionFromMTP(data.vreaction());
const auto i = ranges::find(_list, id, &MessageReaction::id);
if (i != end(_list)) {
auto &list = parsed[id];
if (list.size() < i->count) {
list.push_back(RecentReaction{
.peer = owner.peer(peerFromMTP(data.vpeer_id())),
.unread = data.is_unread(),
.big = data.is_big(),
});
}
}
});
}
if (_recent != parsed) {
_recent = std::move(parsed);
changed = true;
}
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return changed;
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}
const std::vector<MessageReaction> &MessageReactions::list() const {
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return _list;
}
auto MessageReactions::recent() const
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-> const base::flat_map<ReactionId, std::vector<RecentReaction>> & {
return _recent;
}
bool MessageReactions::empty() const {
return _list.empty();
}
bool MessageReactions::hasUnread() const {
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for (auto &[emoji, list] : _recent) {
if (ranges::contains(list, true, &RecentReaction::unread)) {
return true;
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}
}
return false;
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}
void MessageReactions::markRead() {
for (auto &[emoji, list] : _recent) {
for (auto &reaction : list) {
reaction.unread = false;
}
}
}
std::vector<ReactionId> MessageReactions::chosen() const {
return _list
| ranges::views::filter(&MessageReaction::my)
| ranges::views::transform(&MessageReaction::id)
| ranges::to_vector;
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}
} // namespace Data