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//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2025
//
// 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/DraftMessage.h"
#include "td/telegram/files/FileSourceId.h"
#include "td/telegram/ForumTopicId.h"
#include "td/telegram/MessageTopic.h"
#include "td/telegram/SavedMessagesTopicId.h"
#include "td/actor/actor.h"
#include "td/utils/common.h"
#include "td/utils/FlatHashMap.h"
#include "td/utils/Promise.h"
namespace td {
class Td;
class DraftMessageManager final : public Actor {
public:
DraftMessageManager(Td *td, ActorShared<> parent);
void save_draft_message(DialogId dialog_id, const MessageTopic &message_topic,
const unique_ptr<DraftMessage> &draft_message, Promise<Unit> &&promise);
void reload_draft_message(DialogId dialog_id, const MessageTopic &message_topic, Promise<Unit> &&promise);
void load_all_draft_messages();
void clear_all_draft_messages(Promise<Unit> &&promise);
FileSourceId get_draft_message_file_source_id(DialogId dialog_id, const MessageTopic &message_topic);
void change_draft_message_files(DialogId dialog_id, const MessageTopic &message_topic,
const vector<FileId> &old_file_ids, const vector<FileId> &new_file_ids,
bool need_delete_files);
private:
void tear_down() final;
Td *td_;
ActorShared<> parent_;
FileSourceId *get_file_source_id(DialogId dialog_id, const MessageTopic &message_topic);
FlatHashMap<DialogId, FileSourceId, DialogIdHash> dialog_draft_message_file_source_ids_;
FlatHashMap<DialogId, FlatHashMap<ForumTopicId, FileSourceId, ForumTopicIdHash>, DialogIdHash>
forum_topic_draft_message_file_source_ids_;
FlatHashMap<DialogId, FlatHashMap<SavedMessagesTopicId, FileSourceId, SavedMessagesTopicIdHash>, DialogIdHash>
monoforum_topic_draft_message_file_source_ids_;
};
} // namespace td
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