tdlight/td/telegram/DialogDate.h
levlam 0d31fb4e2b Add DialogDate.h.
GitOrigin-RevId: cbfc7cea409685d8e04e37c856fa30b8b361ba0d
2018-09-29 03:39:27 +03:00

71 lines
2.0 KiB
C++

//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2018
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
#pragma once
#include "td/telegram/DialogId.h"
#include "td/telegram/MessageId.h"
#include "td/utils/StringBuilder.h"
#include <functional>
namespace td {
class DialogDate {
int64 order;
DialogId dialog_id;
public:
DialogDate(int64 order, DialogId dialog_id) : order(order), dialog_id(dialog_id) {
}
bool operator<(const DialogDate &other) const {
return order > other.order || (order == other.order && dialog_id.get() > other.dialog_id.get());
}
bool operator<=(const DialogDate &other) const {
return order >= other.order && (order != other.order || dialog_id.get() >= other.dialog_id.get());
}
bool operator==(const DialogDate &other) const {
return order == other.order && dialog_id == other.dialog_id;
}
bool operator!=(const DialogDate &other) const {
return order != other.order || dialog_id != other.dialog_id;
}
int64 get_order() const {
return order;
}
DialogId get_dialog_id() const {
return dialog_id;
}
int32 get_date() const {
return static_cast<int32>((order >> 32) & 0x7FFFFFFF);
}
MessageId get_message_id() const {
return MessageId(ServerMessageId(static_cast<int32>(order & 0x7FFFFFFF)));
}
};
const DialogDate MIN_DIALOG_DATE(std::numeric_limits<int64>::max(), DialogId());
const DialogDate MAX_DIALOG_DATE(0, DialogId());
const int64 DEFAULT_ORDER = -1;
struct DialogDateHash {
std::size_t operator()(const DialogDate &dialog_date) const {
return std::hash<int64>()(dialog_date.get_order()) * 2023654985u + DialogIdHash()(dialog_date.get_dialog_id());
}
};
inline StringBuilder &operator<<(StringBuilder &string_builder, DialogDate dialog_date) {
return string_builder << "[" << dialog_date.get_order() << ", " << dialog_date.get_dialog_id().get() << "]";
}
} // namespace td