tdesktop/Telegram/SourceFiles/data/data_folder.cpp

387 lines
9.4 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 "data/data_folder.h"
#include "data/data_session.h"
#include "data/data_channel.h"
#include "data/data_histories.h"
#include "data/data_changes.h"
#include "dialogs/dialogs_key.h"
#include "dialogs/ui/dialogs_layout.h"
#include "history/history.h"
#include "history/history_item.h"
#include "ui/painter.h"
#include "ui/text/text_options.h"
#include "ui/text/text_utilities.h"
#include "lang/lang_keys.h"
#include "storage/storage_facade.h"
#include "core/application.h"
#include "core/core_settings.h"
#include "main/main_account.h"
#include "main/main_session.h"
#include "mtproto/mtproto_config.h"
#include "apiwrap.h"
#include "mainwidget.h"
#include "styles/style_dialogs.h"
namespace Data {
namespace {
constexpr auto kLoadedChatsMinCount = 20;
constexpr auto kShowChatNamesCount = 8;
[[nodiscard]] TextWithEntities ComposeFolderListEntryText(
not_null<Folder*> folder) {
const auto &list = folder->lastHistories();
if (list.empty()) {
return {};
}
const auto count = std::max(
int(list.size()),
folder->chatsList()->fullSize().current());
const auto throwAwayLastName = (list.size() > 1)
&& (count == list.size() + 1);
auto &&peers = ranges::views::all(
list
) | ranges::views::take(
list.size() - (throwAwayLastName ? 1 : 0)
);
const auto wrapName = [](not_null<History*> history) {
const auto name = history->peer->name();
return TextWithEntities{
.text = name,
.entities = (history->chatListBadgesState().unread
? EntitiesInText{
{ EntityType::Semibold, 0, int(name.size()), QString() },
{ EntityType::PlainLink, 0, int(name.size()), QString() },
}
: EntitiesInText{}),
};
};
const auto shown = int(peers.size());
const auto accumulated = [&] {
Expects(shown > 0);
auto i = peers.begin();
auto result = wrapName(*i);
for (++i; i != peers.end(); ++i) {
result = tr::lng_archived_last_list(
tr::now,
lt_accumulated,
result,
lt_chat,
wrapName(*i),
Ui::Text::WithEntities);
}
return result;
}();
return (shown < count)
? tr::lng_archived_last(
tr::now,
lt_count,
(count - shown),
lt_chats,
accumulated,
Ui::Text::WithEntities)
: accumulated;
}
} // namespace
Folder::Folder(not_null<Session*> owner, FolderId id)
: Entry(owner, Type::Folder)
, _id(id)
, _chatsList(
&owner->session(),
FilterId(),
owner->maxPinnedChatsLimitValue(this))
, _name(tr::lng_archived_name(tr::now)) {
indexNameParts();
session().changes().peerUpdates(
PeerUpdate::Flag::Name
) | rpl::filter([=](const PeerUpdate &update) {
return ranges::contains(_lastHistories, update.peer, &History::peer);
}) | rpl::start_with_next([=] {
++_chatListViewVersion;
updateChatListEntryPostponed();
}, _lifetime);
_chatsList.setAllAreMuted(true);
_chatsList.unreadStateChanges(
) | rpl::filter([=] {
return inChatList();
}) | rpl::start_with_next([=](const Dialogs::UnreadState &old) {
++_chatListViewVersion;
notifyUnreadStateChange(old);
}, _lifetime);
_chatsList.fullSize().changes(
) | rpl::start_with_next([=] {
updateChatListEntryPostponed();
}, _lifetime);
}
FolderId Folder::id() const {
return _id;
}
void Folder::indexNameParts() {
// We don't want archive to be filtered in the chats list.
}
void Folder::registerOne(not_null<History*> history) {
if (_chatsList.indexed()->size() == 1) {
updateChatListSortPosition();
if (!_chatsList.cloudUnreadKnown()) {
owner().histories().requestDialogEntry(this);
}
} else {
updateChatListEntry();
}
reorderLastHistories();
}
void Folder::unregisterOne(not_null<History*> history) {
if (_chatsList.empty()) {
updateChatListExistence();
}
reorderLastHistories();
}
int Folder::chatListNameVersion() const {
return 1;
}
void Folder::oneListMessageChanged(HistoryItem *from, HistoryItem *to) {
if (from || to) {
reorderLastHistories();
}
}
void Folder::reorderLastHistories() {
// We want first kShowChatNamesCount histories, by last message date.
const auto pred = [](not_null<History*> a, not_null<History*> b) {
const auto aItem = a->chatListMessage();
const auto bItem = b->chatListMessage();
const auto aDate = aItem ? aItem->date() : TimeId(0);
const auto bDate = bItem ? bItem->date() : TimeId(0);
return aDate > bDate;
};
_lastHistories.clear();
_lastHistories.reserve(kShowChatNamesCount + 1);
auto &&histories = ranges::views::all(
*_chatsList.indexed()
) | ranges::views::transform([](not_null<Dialogs::Row*> row) {
return row->history();
}) | ranges::views::filter([](History *history) {
return (history != nullptr);
});
auto nonPinnedChecked = 0;
for (const auto history : histories) {
const auto i = ranges::upper_bound(
_lastHistories,
not_null(history),
pred);
if (size(_lastHistories) < kShowChatNamesCount
|| i != end(_lastHistories)) {
_lastHistories.insert(i, history);
}
if (size(_lastHistories) > kShowChatNamesCount) {
_lastHistories.pop_back();
}
if (!history->isPinnedDialog(FilterId())
&& ++nonPinnedChecked >= kShowChatNamesCount) {
break;
}
}
++_chatListViewVersion;
updateChatListEntry();
}
not_null<Dialogs::MainList*> Folder::chatsList() {
return &_chatsList;
}
void Folder::clearChatsList() {
_chatsList.clear();
}
void Folder::chatListPreloadData() {
}
void Folder::paintUserpic(
Painter &p,
Ui::PeerUserpicView &view,
const Dialogs::Ui::PaintContext &context) const {
paintUserpic(
p,
context.st->padding.left(),
context.st->padding.top(),
context.st->photoSize);
}
void Folder::paintUserpic(Painter &p, int x, int y, int size) const {
paintUserpic(p, x, y, size, nullptr, nullptr);
}
void Folder::paintUserpic(
Painter &p,
int x,
int y,
int size,
const style::color &bg,
const style::color &fg) const {
paintUserpic(p, x, y, size, &bg, &fg);
}
void Folder::paintUserpic(
Painter &p,
int x,
int y,
int size,
const style::color *overrideBg,
const style::color *overrideFg) const {
p.setPen(Qt::NoPen);
p.setBrush(overrideBg ? *overrideBg : st::historyPeerArchiveUserpicBg);
{
PainterHighQualityEnabler hq(p);
p.drawEllipse(x, y, size, size);
}
if (size == st::defaultDialogRow.photoSize) {
const auto rect = QRect{ x, y, size, size };
if (overrideFg) {
st::dialogsArchiveUserpic.paintInCenter(
p,
rect,
(*overrideFg)->c);
} else {
st::dialogsArchiveUserpic.paintInCenter(p, rect);
}
} else {
p.save();
const auto ratio = size / float64(st::defaultDialogRow.photoSize);
p.translate(x + size / 2., y + size / 2.);
p.scale(ratio, ratio);
const auto skip = st::defaultDialogRow.photoSize;
const auto rect = QRect{ -skip, -skip, 2 * skip, 2 * skip };
if (overrideFg) {
st::dialogsArchiveUserpic.paintInCenter(
p,
rect,
(*overrideFg)->c);
} else {
st::dialogsArchiveUserpic.paintInCenter(p, rect);
}
p.restore();
}
}
const std::vector<not_null<History*>> &Folder::lastHistories() const {
return _lastHistories;
}
void Folder::validateListEntryCache() {
if (_listEntryCacheVersion == _chatListViewVersion) {
return;
}
_listEntryCacheVersion = _chatListViewVersion;
_listEntryCache.setMarkedText(
st::dialogsTextStyle,
ComposeFolderListEntryText(this),
// Use rich options as long as the entry text does not have user text.
Ui::ItemTextDefaultOptions());
}
void Folder::requestChatListMessage() {
if (!chatListMessageKnown()) {
owner().histories().requestDialogEntry(this);
}
}
TimeId Folder::adjustedChatListTimeId() const {
return chatListTimeId();
}
void Folder::applyDialog(const MTPDdialogFolder &data) {
_chatsList.updateCloudUnread(data);
if (const auto peerId = peerFromMTP(data.vpeer())) {
const auto history = owner().history(peerId);
const auto fullId = FullMsgId(peerId, data.vtop_message().v);
history->setFolder(this, owner().message(fullId));
} else {
_chatsList.clear();
updateChatListExistence();
}
if (_chatsList.indexed()->size() < kLoadedChatsMinCount) {
session().api().requestDialogs(this);
}
}
void Folder::applyPinnedUpdate(const MTPDupdateDialogPinned &data) {
const auto folderId = data.vfolder_id().value_or_empty();
if (folderId != 0) {
LOG(("API Error: Nested folders detected."));
}
owner().setChatPinned(this, FilterId(), data.is_pinned());
}
int Folder::fixedOnTopIndex() const {
return kArchiveFixOnTopIndex;
}
bool Folder::shouldBeInChatList() const {
return !_chatsList.empty();
}
Dialogs::UnreadState Folder::chatListUnreadState() const {
return _chatsList.unreadState();
}
Dialogs::BadgesState Folder::chatListBadgesState() const {
auto result = Dialogs::BadgesForUnread(
chatListUnreadState(),
Dialogs::CountInBadge::Chats,
Dialogs::IncludeInBadge::All);
result.unreadMuted = result.mentionMuted = result.reactionMuted = true;
if (result.unread && !result.unreadCounter) {
result.unreadCounter = 1;
}
return result;
}
HistoryItem *Folder::chatListMessage() const {
return nullptr;
}
bool Folder::chatListMessageKnown() const {
return true;
}
const QString &Folder::chatListName() const {
return _name;
}
const base::flat_set<QString> &Folder::chatListNameWords() const {
return _nameWords;
}
const base::flat_set<QChar> &Folder::chatListFirstLetters() const {
return _nameFirstLetters;
}
const QString &Folder::chatListNameSortKey() const {
static const auto empty = QString();
return empty;
}
} // namespace Data