// // Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2024 // // 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/td_api.h" #include "td/telegram/telegram_api.h" #include "td/telegram/UserId.h" #include "td/utils/common.h" #include "td/utils/StringBuilder.h" namespace td { class UserManager; class MessageViewer { UserId user_id_; int32 date_ = 0; friend StringBuilder &operator<<(StringBuilder &string_builder, const MessageViewer &viewer); public: explicit MessageViewer(telegram_api::object_ptr &&read_date); MessageViewer(UserId user_id, int32 date) : user_id_(user_id), date_(td::max(date, static_cast(0))) { } UserId get_user_id() const { return user_id_; } bool is_empty() const { return user_id_ == UserId() && date_ == 0; } td_api::object_ptr get_message_viewer_object(UserManager *user_manager) const; }; StringBuilder &operator<<(StringBuilder &string_builder, const MessageViewer &viewer); class MessageViewers { vector message_viewers_; friend StringBuilder &operator<<(StringBuilder &string_builder, const MessageViewers &viewers); public: MessageViewers() = default; explicit MessageViewers(vector> &&read_dates); vector get_user_ids() const; td_api::object_ptr get_message_viewers_object(UserManager *user_manager) const; }; StringBuilder &operator<<(StringBuilder &string_builder, const MessageViewers &viewers); } // namespace td