tdesktop/Telegram/SourceFiles/data/data_peer_values.h

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/*
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
*/
#pragma once
#include <rpl/filter.h>
#include <rpl/map.h>
#include <rpl/combine.h>
#include "data/data_peer.h"
namespace Data {
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template <typename ChangeType, typename Error, typename Generator>
inline auto FlagsValueWithMask(
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rpl::producer<ChangeType, Error, Generator> &&value,
typename ChangeType::Type mask) {
return std::move(
value
) | rpl::filter([mask](const ChangeType &change) {
return change.diff & mask;
}) | rpl::map([mask](const ChangeType &change) {
return change.value & mask;
});
}
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template <typename ChangeType, typename Error, typename Generator>
inline auto SingleFlagValue(
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rpl::producer<ChangeType, Error, Generator> &&value,
typename ChangeType::Enum flag) {
return FlagsValueWithMask(
std::move(value),
flag
) | rpl::map([](typename ChangeType::Type value) {
return !!value;
});
}
template <
typename PeerType,
typename ChangeType = typename PeerType::Flags::Change>
inline auto PeerFlagsValue(PeerType *peer) {
Expects(peer != nullptr);
return peer->flagsValue();
}
template <
typename PeerType,
typename ChangeType = typename PeerType::Flags::Change>
inline auto PeerFlagsValue(
PeerType *peer,
typename PeerType::Flags::Type mask) {
return FlagsValueWithMask(PeerFlagsValue(peer), mask);
}
template <
typename PeerType,
typename ChangeType = typename PeerType::Flags::Change>
inline auto PeerFlagValue(
PeerType *peer,
typename PeerType::Flags::Enum flag) {
return SingleFlagValue(PeerFlagsValue(peer), flag);
}
//
//inline auto PeerFlagValue(
// UserData *user,
// MTPDuser_ClientFlag flag) {
// return PeerFlagValue(user, static_cast<MTPDuser::Flag>(flag));
//}
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rpl::producer<bool> PeerFlagValue(
ChatData *chat,
MTPDchat_ClientFlag flag);
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rpl::producer<bool> PeerFlagValue(
ChannelData *channel,
MTPDchannel_ClientFlag flag);
template <
typename PeerType,
typename = typename PeerType::FullFlags::Change>
inline auto PeerFullFlagsValue(PeerType *peer) {
Expects(peer != nullptr);
return peer->fullFlagsValue();
}
template <
typename PeerType,
typename = typename PeerType::FullFlags::Change>
inline auto PeerFullFlagsValue(
PeerType *peer,
typename PeerType::FullFlags::Type mask) {
return FlagsValueWithMask(PeerFullFlagsValue(peer), mask);
}
template <
typename PeerType,
typename = typename PeerType::FullFlags::Change>
inline auto PeerFullFlagValue(
PeerType *peer,
typename PeerType::FullFlags::Enum flag) {
return SingleFlagValue(PeerFullFlagsValue(peer), flag);
}
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rpl::producer<bool> CanWriteValue(UserData *user);
rpl::producer<bool> CanWriteValue(ChatData *chat);
rpl::producer<bool> CanWriteValue(ChannelData *channel);
rpl::producer<bool> CanWriteValue(not_null<PeerData*> peer);
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[[nodiscard]] TimeId SortByOnlineValue(not_null<UserData*> user, TimeId now);
[[nodiscard]] crl::time OnlineChangeTimeout(TimeId online, TimeId now);
[[nodiscard]] crl::time OnlineChangeTimeout(not_null<UserData*> user, TimeId now);
[[nodiscard]] QString OnlineText(TimeId online, TimeId now);
[[nodiscard]] QString OnlineText(not_null<UserData*> user, TimeId now);
[[nodiscard]] QString OnlineTextFull(not_null<UserData*> user, TimeId now);
[[nodiscard]] bool OnlineTextActive(TimeId online, TimeId now);
[[nodiscard]] bool OnlineTextActive(not_null<UserData*> user, TimeId now);
[[nodiscard]] bool IsPeerAnOnlineUser(not_null<PeerData*> peer);
} // namespace Data