tdesktop/Telegram/SourceFiles/storage/storage_feed_messages.cpp

111 lines
2.9 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 "storage/storage_feed_messages.h"
namespace Storage {
auto FeedMessages::enforceLists(FeedId feedId)
-> std::map<FeedId, List>::iterator {
auto result = _lists.find(feedId);
if (result != _lists.end()) {
return result;
}
result = _lists.emplace(feedId, List {}).first;
result->second.sliceUpdated(
) | rpl::map([=](Data::MessagesSliceUpdate &&update) {
return FeedMessagesSliceUpdate(
feedId,
std::move(update));
}) | rpl::start_to_stream(_sliceUpdated, _lifetime);
return result;
}
void FeedMessages::add(FeedMessagesAddNew &&query) {
auto feedId = query.feedId;
auto feedIt = enforceLists(feedId);
feedIt->second.addNew(query.messageId);
}
void FeedMessages::add(FeedMessagesAddSlice &&query) {
auto feedIt = enforceLists(query.feedId);
feedIt->second.addSlice(
std::move(query.messageIds),
query.noSkipRange,
std::nullopt);
}
void FeedMessages::remove(FeedMessagesRemoveOne &&query) {
auto feedIt = _lists.find(query.feedId);
if (feedIt != _lists.end()) {
feedIt->second.removeOne(query.messageId);
_oneRemoved.fire(std::move(query));
}
}
void FeedMessages::remove(FeedMessagesRemoveAll &&query) {
auto feedIt = _lists.find(query.feedId);
if (feedIt != _lists.end()) {
feedIt->second.removeAll(query.channelId);
_allRemoved.fire(std::move(query));
}
}
void FeedMessages::invalidate(FeedMessagesInvalidate &&query) {
auto feedIt = _lists.find(query.feedId);
if (feedIt != _lists.end()) {
feedIt->second.invalidateBottom();
feedIt->second.invalidate();
_invalidated.fire(std::move(query));
}
}
void FeedMessages::invalidate(FeedMessagesInvalidateBottom &&query) {
auto feedIt = _lists.find(query.feedId);
if (feedIt != _lists.end()) {
feedIt->second.invalidateBottom();
_bottomInvalidated.fire(std::move(query));
}
}
rpl::producer<FeedMessagesResult> FeedMessages::query(
FeedMessagesQuery &&query) const {
auto feedIt = _lists.find(query.key.feedId);
if (feedIt != _lists.end()) {
return feedIt->second.query(Data::MessagesQuery(
query.key.position,
query.limitBefore,
query.limitAfter));
}
return [](auto consumer) {
consumer.put_done();
return rpl::lifetime();
};
}
rpl::producer<FeedMessagesSliceUpdate> FeedMessages::sliceUpdated() const {
return _sliceUpdated.events();
}
rpl::producer<FeedMessagesRemoveOne> FeedMessages::oneRemoved() const {
return _oneRemoved.events();
}
rpl::producer<FeedMessagesRemoveAll> FeedMessages::allRemoved() const {
return _allRemoved.events();
}
rpl::producer<FeedMessagesInvalidate> FeedMessages::invalidated() const {
return _invalidated.events();
}
rpl::producer<FeedMessagesInvalidateBottom> FeedMessages::bottomInvalidated() const {
return _bottomInvalidated.events();
}
} // namespace Storage