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//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2026
//
// 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)
//
#include "td/telegram/PollOption.h"
#include "td/telegram/AuthManager.h"
#include "td/telegram/Dependencies.h"
#include "td/telegram/MessageContent.h"
#include "td/telegram/MessageContentDupType.h"
#include "td/telegram/MessageCopyOptions.h"
#include "td/telegram/MessageSender.h"
#include "td/telegram/OptionManager.h"
#include "td/telegram/Td.h"
#include "td/utils/algorithm.h"
#include "td/utils/logging.h"
#include "td/utils/SliceBuilder.h"
#include "td/utils/utf8.h"
namespace td {
PollOption::PollOption(FormattedText &&text, unique_ptr<MessageContent> &&media)
: text_(std::move(text)), media_(std::move(media)) {
keep_only_custom_emoji(text_);
}
PollOption::PollOption(Td *td, telegram_api::object_ptr<telegram_api::PollAnswer> &&poll_answer_ptr,
vector<std::pair<ChannelId, MinChannel>> &min_channels) {
if (poll_answer_ptr->get_id() != telegram_api::pollAnswer::ID) {
LOG(ERROR) << "Receive " << to_string(poll_answer_ptr);
return;
}
auto poll_answer = telegram_api::move_object_as<telegram_api::pollAnswer>(poll_answer_ptr);
text_ = get_formatted_text(nullptr, std::move(poll_answer->text_), true, true, "PollOption");
keep_only_custom_emoji(text_);
if (poll_answer->media_ != nullptr) {
media_ = get_message_content(td, FormattedText(), nullptr, std::move(poll_answer->media_), DialogId(), 0, false,
UserId(), nullptr, nullptr, "pollAnswer");
if (!is_allowed_poll_option_content(media_->get_type())) {
LOG(ERROR) << "Receive " << media_->get_type() << " in a poll option";
media_ = nullptr;
}
}
data_ = poll_answer->option_.as_slice().str();
if (poll_answer->added_by_ != nullptr) {
added_by_dialog_id_ = DialogId(poll_answer->added_by_);
added_date_ = poll_answer->date_;
if (!check_min_message_sender(td, added_by_dialog_id_, min_channels) || added_date_ <= 0) {
LOG(ERROR) << "Receive " << to_string(poll_answer);
added_by_dialog_id_ = DialogId();
added_date_ = 0;
}
}
}
Result<PollOption> PollOption::get_poll_option(Td *td, DialogId dialog_id,
td_api::object_ptr<td_api::inputPollOption> &&input_poll_option) {
if (input_poll_option == nullptr) {
return Status::Error(400, "Poll option must be non-empty");
}
TRY_RESULT(text, get_formatted_text(td, dialog_id, std::move(input_poll_option->text_), td->auth_manager_->is_bot(),
false, true, false));
constexpr size_t MAX_POLL_OPTION_LENGTH = 100; // server-side limit
if (utf8_length(text.text) > MAX_POLL_OPTION_LENGTH) {
return Status::Error(400, PSLICE() << "Poll options length must not exceed " << MAX_POLL_OPTION_LENGTH);
}
TRY_RESULT(media, get_input_poll_media(dialog_id, std::move(input_poll_option->media_), td, true));
return PollOption(std::move(text), std::move(media));
}
Result<vector<PollOption>> PollOption::get_poll_options(
Td *td, DialogId dialog_id, vector<td_api::object_ptr<td_api::inputPollOption>> &&input_poll_options) {
if (input_poll_options.empty()) {
return Status::Error(400, "Poll must have at least one answer option");
}
auto max_poll_options = td->option_manager_->get_option_integer("poll_answer_count_max", 12);
if (static_cast<int64>(input_poll_options.size()) > max_poll_options) {
return Status::Error(400, PSLICE() << "Poll can't have more than " << max_poll_options << " options");
}
vector<PollOption> options;
for (auto &input_option : input_poll_options) {
TRY_RESULT(option, get_poll_option(td, dialog_id, std::move(input_option)));
options.push_back(std::move(option));
}
return std::move(options);
}
WebPageId PollOption::get_web_page_id() const {
return get_message_content_web_page_id(media_.get());
}
void PollOption::remove_web_page() {
CHECK(media_ != nullptr);
remove_message_content_web_page(media_.get());
}
PollOption PollOption::dup_option(Td *td, DialogId dialog_id) const {
PollOption result;
result.text_ = text_;
remove_unallowed_entities(td, result.text_, dialog_id);
if (media_ != nullptr) {
result.media_ =
dup_message_content(td, dialog_id, media_.get(), MessageContentDupType::Copy, MessageCopyOptions(true, false));
}
return result;
}
void PollOption::append_file_ids(const Td *td, vector<FileId> &file_ids) const {
if (media_ != nullptr) {
append(file_ids, get_message_content_file_ids(media_.get(), td));
}
}
td_api::object_ptr<td_api::pollOption> PollOption::get_poll_option_object(Td *td) const {
auto author = added_by_dialog_id_ == DialogId()
? nullptr
: get_min_message_sender_object(td, added_by_dialog_id_, "pollOption");
bool is_added = author != nullptr;
auto recent_voter_ids = get_min_message_senders_object(td, recent_voter_dialog_ids_, "pollOption recent voter");
return td_api::make_object<td_api::pollOption>(
data_, get_formatted_text_object(nullptr, text_, true, -1), get_poll_media_object(media_.get(), td), voter_count_,
0, std::move(recent_voter_ids), is_chosen_, false, std::move(author), is_added ? added_date_ : 0);
}
telegram_api::object_ptr<telegram_api::PollAnswer> PollOption::get_input_poll_answer(
telegram_api::object_ptr<telegram_api::InputMedia> &&input_media) const {
int32 flags = 0;
if (input_media != nullptr) {
flags |= telegram_api::inputPollAnswer::MEDIA_MASK;
}
return telegram_api::make_object<telegram_api::inputPollAnswer>(
flags, get_input_text_with_entities(nullptr, text_, "get_input_poll_answer"), std::move(input_media));
}
vector<PollOption> PollOption::get_poll_options(
Td *td, vector<telegram_api::object_ptr<telegram_api::PollAnswer>> &&poll_answers,
vector<std::pair<ChannelId, MinChannel>> &min_channels) {
return transform(std::move(poll_answers),
[td, &min_channels](telegram_api::object_ptr<telegram_api::PollAnswer> &&poll_answer_ptr) {
return PollOption(td, std::move(poll_answer_ptr), min_channels);
});
}
void PollOption::add_dependencies(Dependencies &dependencies, UserId my_user_id, bool is_bot) const {
dependencies.add_message_sender_dependencies(added_by_dialog_id_);
for (auto dialog_id : recent_voter_dialog_ids_) {
dependencies.add_message_sender_dependencies(dialog_id);
}
if (media_ != nullptr) {
add_message_content_dependencies(dependencies, media_.get(), my_user_id, is_bot);
}
}
bool operator==(const PollOption &lhs, const PollOption &rhs) {
// don't compare voter_count_, recent_voter_dialog_ids_, and is_chosen_
if (lhs.media_ == nullptr) {
if (rhs.media_ != nullptr) {
return false;
}
} else if (rhs.media_ == nullptr || rhs.media_->get_type() != lhs.media_->get_type()) {
return false;
}
return lhs.text_ == rhs.text_ && lhs.data_ == rhs.data_ && lhs.added_by_dialog_id_ == rhs.added_by_dialog_id_ &&
lhs.added_date_ == rhs.added_date_;
}
bool operator!=(const PollOption &lhs, const PollOption &rhs) {
return !(lhs == rhs);
}
} // namespace td
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