mirror of
https://github.com/telegramdesktop/tdesktop
synced 2025-08-23 10:47:11 +00:00
54 lines
1.4 KiB
C++
54 lines
1.4 KiB
C++
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/*
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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_unread_value.h"
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#include "data/data_chat_filters.h"
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#include "data/data_folder.h"
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#include "data/data_session.h"
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#include "main/main_session.h"
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namespace Data {
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namespace {
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rpl::producer<Dialogs::UnreadState> MainListUnreadState(
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not_null<Dialogs::MainList*> list) {
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return rpl::single(rpl::empty) | rpl::then(
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list->unreadStateChanges() | rpl::to_empty
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) | rpl::map([=] {
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return list->unreadState();
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});
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}
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} // namespace
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[[nodiscard]] Dialogs::UnreadState MainListMapUnreadState(
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not_null<Main::Session*> session,
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const Dialogs::UnreadState &state) {
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const auto folderId = Data::Folder::kId;
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if (const auto folder = session->data().folderLoaded(folderId)) {
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return state - folder->chatsList()->unreadState();
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}
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return state;
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}
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rpl::producer<Dialogs::UnreadState> UnreadStateValue(
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not_null<Main::Session*> session,
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FilterId filterId) {
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if (filterId > 0) {
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const auto filters = &session->data().chatsFilters();
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return MainListUnreadState(filters->chatsList(filterId));
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}
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return MainListUnreadState(
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session->data().chatsList()
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) | rpl::map([=](const Dialogs::UnreadState &state) {
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return MainListMapUnreadState(session, state);
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});
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}
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} // namespace Data
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