120 lines
3.2 KiB
C++
120 lines
3.2 KiB
C++
//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2019
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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/MessageId.h"
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#include "td/telegram/PollId.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/actor/PromiseFuture.h"
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#include "td/utils/common.h"
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#include <unordered_map>
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#include <unordered_set>
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namespace td {
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class Td;
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class PollManager : public Actor {
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public:
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PollManager(Td *td, ActorShared<> parent);
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PollManager(const PollManager &) = delete;
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PollManager &operator=(const PollManager &) = delete;
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PollManager(PollManager &&) = delete;
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PollManager &operator=(PollManager &&) = delete;
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~PollManager() override;
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PollId create_poll(string &&question, vector<string> &&answers);
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void register_poll(PollId poll_id, FullMessageId full_message_id);
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void unregister_poll(PollId poll_id, FullMessageId full_message_id);
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void close_poll(PollId poll_id);
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tl_object_ptr<telegram_api::InputMedia> get_input_media(PollId poll_id) const;
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PollId on_get_poll(PollId poll_id, tl_object_ptr<telegram_api::poll> &&poll_server,
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tl_object_ptr<telegram_api::pollResults> &&poll_results);
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td_api::object_ptr<td_api::poll> get_poll_object(PollId poll_id) const;
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template <class StorerT>
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void store_poll(PollId poll_id, StorerT &storer) const;
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template <class ParserT>
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PollId parse_poll(ParserT &parser);
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private:
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struct PollAnswer {
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string text;
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string data;
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int32 voter_count = 0;
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bool is_chosen = false;
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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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};
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struct Poll {
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string question;
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vector<PollAnswer> answers;
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int32 total_voter_count = 0;
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bool is_closed = false;
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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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};
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void tear_down() override;
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static bool is_local_poll_id(PollId poll_id);
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static td_api::object_ptr<td_api::pollAnswer> get_poll_answer_object(const PollAnswer &poll_answer);
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static telegram_api::object_ptr<telegram_api::pollAnswer> get_input_poll_answer(const PollAnswer &poll_answer);
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static vector<PollAnswer> get_poll_answers(vector<tl_object_ptr<telegram_api::pollAnswer>> &&poll_answers);
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bool have_poll(PollId poll_id) const;
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bool have_poll_force(PollId poll_id);
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const Poll *get_poll(PollId poll_id) const;
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Poll *get_poll_editable(PollId poll_id);
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static string get_poll_database_key(PollId poll_id);
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void save_poll(const Poll *poll, PollId poll_id);
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void on_load_poll_from_database(PollId poll_id, string value);
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Poll *get_poll_force(PollId poll_id);
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Td *td_;
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ActorShared<> parent_;
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std::unordered_map<PollId, unique_ptr<Poll>, PollIdHash> polls_;
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std::unordered_map<PollId, std::unordered_set<FullMessageId, FullMessageIdHash>, PollIdHash> poll_messages_;
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int64 current_local_poll_id_ = 0;
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std::unordered_set<PollId, PollIdHash> loaded_from_database_polls_;
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};
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} // namespace td
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