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tdlib-fork/td/telegram/PollManager.hpp
levlam da4694bc81 New polls support fixes.
GitOrigin-RevId: f5421227029a8ae1f9284882e6f6221617002925
2020-01-14 01:51:03 +03:00

160 lines
4.2 KiB
C++

//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2020
//
// 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/PollManager.h"
#include "td/telegram/Version.h"
#include "td/utils/common.h"
#include "td/utils/misc.h"
#include "td/utils/tl_helpers.h"
namespace td {
template <class StorerT>
void PollManager::PollOption::store(StorerT &storer) const {
using ::td::store;
BEGIN_STORE_FLAGS();
STORE_FLAG(is_chosen);
END_STORE_FLAGS();
store(text, storer);
store(data, storer);
store(voter_count, storer);
}
template <class ParserT>
void PollManager::PollOption::parse(ParserT &parser) {
using ::td::parse;
BEGIN_PARSE_FLAGS();
PARSE_FLAG(is_chosen);
END_PARSE_FLAGS();
parse(text, parser);
parse(data, parser);
parse(voter_count, parser);
}
template <class StorerT>
void PollManager::Poll::store(StorerT &storer) const {
using ::td::store;
bool is_public = !is_anonymous;
bool has_recent_voters = !recent_voter_user_ids.empty();
BEGIN_STORE_FLAGS();
STORE_FLAG(is_closed);
STORE_FLAG(is_public);
STORE_FLAG(allow_multiple_answers);
STORE_FLAG(is_quiz);
STORE_FLAG(has_recent_voters);
END_STORE_FLAGS();
store(question, storer);
store(options, storer);
store(total_voter_count, storer);
if (is_quiz) {
store(correct_option_id, storer);
}
if (has_recent_voters) {
store(recent_voter_user_ids, storer);
}
}
template <class ParserT>
void PollManager::Poll::parse(ParserT &parser) {
using ::td::parse;
bool is_public;
bool has_recent_voters;
BEGIN_PARSE_FLAGS();
PARSE_FLAG(is_closed);
PARSE_FLAG(is_public);
PARSE_FLAG(allow_multiple_answers);
PARSE_FLAG(is_quiz);
PARSE_FLAG(has_recent_voters);
END_PARSE_FLAGS();
is_anonymous = !is_public;
parse(question, parser);
parse(options, parser);
parse(total_voter_count, parser);
if (is_quiz) {
parse(correct_option_id, parser);
if (correct_option_id < -1 || correct_option_id >= static_cast<int32>(options.size())) {
parser.set_error("Wrong correct_option_id");
}
}
if (has_recent_voters) {
parse(recent_voter_user_ids, parser);
}
}
template <class StorerT>
void PollManager::store_poll(PollId poll_id, StorerT &storer) const {
td::store(poll_id.get(), storer);
if (is_local_poll_id(poll_id)) {
auto poll = get_poll(poll_id);
CHECK(poll != nullptr);
BEGIN_STORE_FLAGS();
STORE_FLAG(poll->is_closed);
STORE_FLAG(poll->is_anonymous);
STORE_FLAG(poll->allow_multiple_answers);
STORE_FLAG(poll->is_quiz);
END_STORE_FLAGS();
store(poll->question, storer);
vector<string> options = transform(poll->options, [](const PollOption &option) { return option.text; });
store(options, storer);
if (poll->is_quiz) {
store(poll->correct_option_id, storer);
}
}
}
template <class ParserT>
PollId PollManager::parse_poll(ParserT &parser) {
int64 poll_id_int;
td::parse(poll_id_int, parser);
PollId poll_id(poll_id_int);
if (is_local_poll_id(poll_id)) {
string question;
vector<string> options;
bool is_closed = false;
bool is_anonymous = true;
bool allow_multiple_answers = false;
bool is_quiz = false;
int32 correct_option_id = -1;
if (parser.version() >= static_cast<int32>(Version::SupportPolls2_0)) {
BEGIN_PARSE_FLAGS();
PARSE_FLAG(is_closed);
PARSE_FLAG(is_anonymous);
PARSE_FLAG(allow_multiple_answers);
PARSE_FLAG(is_quiz);
END_PARSE_FLAGS();
}
parse(question, parser);
parse(options, parser);
if (is_quiz) {
parse(correct_option_id, parser);
if (correct_option_id < -1 || correct_option_id >= static_cast<int32>(options.size())) {
parser.set_error("Wrong correct_option_id");
}
}
if (parser.get_error() != nullptr) {
return PollId();
}
return create_poll(std::move(question), std::move(options), is_anonymous, allow_multiple_answers, is_quiz,
correct_option_id, is_closed);
}
auto poll = get_poll_force(poll_id);
if (poll == nullptr) {
return PollId();
}
return poll_id;
}
} // namespace td