119 lines
4.2 KiB
C++
119 lines
4.2 KiB
C++
//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2022
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#pragma once
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#include "td/telegram/CustomEmojiId.h"
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#include "td/telegram/DialogId.h"
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#include "td/telegram/ForumTopicEditedData.h"
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#include "td/telegram/ForumTopicInfo.h"
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#include "td/telegram/MessageId.h"
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#include "td/telegram/td_api.h"
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#include "td/telegram/telegram_api.h"
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#include "td/actor/actor.h"
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#include "td/utils/common.h"
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#include "td/utils/Promise.h"
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#include "td/utils/Status.h"
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#include "td/utils/WaitFreeHashMap.h"
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namespace td {
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class Td;
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class ForumTopicManager final : public Actor {
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public:
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ForumTopicManager(Td *td, ActorShared<> parent);
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ForumTopicManager(const ForumTopicManager &) = delete;
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ForumTopicManager &operator=(const ForumTopicManager &) = delete;
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ForumTopicManager(ForumTopicManager &&) = delete;
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ForumTopicManager &operator=(ForumTopicManager &&) = delete;
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~ForumTopicManager() final;
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void create_forum_topic(DialogId dialog_id, string &&title, td_api::object_ptr<td_api::forumTopicIcon> &&icon,
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Promise<td_api::object_ptr<td_api::forumTopicInfo>> &&promise);
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void on_forum_topic_created(DialogId dialog_id, unique_ptr<ForumTopicInfo> &&forum_topic_info,
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Promise<td_api::object_ptr<td_api::forumTopicInfo>> &&promise);
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void edit_forum_topic(DialogId dialog_id, MessageId top_thread_message_id, string &&title,
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CustomEmojiId icon_custom_emoji_id, Promise<Unit> &&promise);
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void toggle_forum_topic_is_closed(DialogId dialog_id, MessageId top_thread_message_id, bool is_closed,
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Promise<Unit> &&promise);
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void delete_forum_topic(DialogId dialog_id, MessageId top_thread_message_id, Promise<Unit> &&promise);
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void delete_all_dialog_topics(DialogId dialog_id);
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void on_forum_topic_edited(DialogId dialog_id, MessageId top_thread_message_id,
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const ForumTopicEditedData &edited_data);
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void on_get_forum_topics(DialogId dialog_id, vector<tl_object_ptr<telegram_api::ForumTopic>> &&forum_topics,
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const char *source);
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void on_topic_message_count_changed(DialogId dialog_id, MessageId top_thread_message_id, int diff);
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private:
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static constexpr size_t MAX_FORUM_TOPIC_TITLE_LENGTH = 128; // server side limit for forum topic title
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struct Topic {
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unique_ptr<ForumTopicInfo> info_;
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int32 message_count_ = 0;
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template <class StorerT>
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void store(StorerT &storer) const;
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template <class ParserT>
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void parse(ParserT &parser);
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int32 MAGIC = 0x1fac3901;
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};
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struct DialogTopics {
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WaitFreeHashMap<MessageId, unique_ptr<Topic>, MessageIdHash> topics_;
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};
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void tear_down() final;
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Status is_forum(DialogId dialog_id);
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bool can_be_forum(DialogId dialog_id) const;
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DialogTopics *add_dialog_topics(DialogId dialog_id);
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static Topic *add_topic(DialogTopics *dialog_topics, MessageId top_thread_message_id);
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Topic *add_topic(DialogId dialog_id, MessageId top_thread_message_id);
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Topic *get_topic(DialogId dialog_id, MessageId top_thread_message_id);
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const Topic *get_topic(DialogId dialog_id, MessageId top_thread_message_id) const;
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ForumTopicInfo *get_topic_info(DialogId dialog_id, MessageId top_thread_message_id);
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const ForumTopicInfo *get_topic_info(DialogId dialog_id, MessageId top_thread_message_id) const;
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void on_delete_forum_topic(DialogId dialog_id, MessageId top_thread_message_id, Promise<Unit> &&promise);
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td_api::object_ptr<td_api::updateForumTopicInfo> get_update_forum_topic_info(DialogId dialog_id,
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const ForumTopicInfo *topic_info) const;
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void send_update_forum_topic_info(DialogId dialog_id, const ForumTopicInfo *topic_info) const;
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void save_topic_to_database(DialogId dialog_id, const Topic *topic);
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void delete_topic_from_database(DialogId dialog_id, MessageId top_thread_message_id, Promise<Unit> &&promise);
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Td *td_;
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ActorShared<> parent_;
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WaitFreeHashMap<DialogId, unique_ptr<DialogTopics>, DialogIdHash> dialog_topics_;
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};
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} // namespace td
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