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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/DialogParticipantFilter.h"
#include "td/telegram/DialogId.h"
#include "td/telegram/DialogParticipant.h"
#include "td/telegram/Td.h"
#include "td/telegram/UserManager.h"
namespace td {
StringBuilder &operator<<(StringBuilder &string_builder, const DialogParticipantFilter &filter) {
switch (filter.type_) {
case DialogParticipantFilter::Type::Contacts:
return string_builder << "Contacts";
case DialogParticipantFilter::Type::Administrators:
return string_builder << "Administrators";
case DialogParticipantFilter::Type::Members:
return string_builder << "Members";
case DialogParticipantFilter::Type::Restricted:
return string_builder << "Restricted";
case DialogParticipantFilter::Type::Banned:
return string_builder << "Banned";
case DialogParticipantFilter::Type::Mention:
return string_builder << "Mention";
case DialogParticipantFilter::Type::Bots:
return string_builder << "Bots";
default:
UNREACHABLE();
return string_builder;
}
}
DialogParticipantFilter::DialogParticipantFilter(Td *td, DialogId dialog_id,
const td_api::object_ptr<td_api::ChatMembersFilter> &filter) {
if (filter == nullptr) {
type_ = Type::Members;
return;
}
switch (filter->get_id()) {
case td_api::chatMembersFilterContacts::ID:
type_ = Type::Contacts;
break;
case td_api::chatMembersFilterAdministrators::ID:
type_ = Type::Administrators;
break;
case td_api::chatMembersFilterMembers::ID:
type_ = Type::Members;
break;
case td_api::chatMembersFilterRestricted::ID:
type_ = Type::Restricted;
break;
case td_api::chatMembersFilterBanned::ID:
type_ = Type::Banned;
break;
case td_api::chatMembersFilterMention::ID: {
auto mention_filter = static_cast<const td_api::chatMembersFilterMention *>(filter.get());
auto r_message_topic = MessageTopic::get_message_topic(td, dialog_id, mention_filter->topic_id_);
if (r_message_topic.is_ok()) {
message_topic_ = r_message_topic.move_as_ok();
}
type_ = Type::Mention;
break;
}
case td_api::chatMembersFilterBots::ID:
type_ = Type::Bots;
break;
default:
UNREACHABLE();
type_ = Type::Members;
break;
}
}
ChannelParticipantFilter DialogParticipantFilter::as_channel_participant_filter(const string &query) const {
ChannelParticipantFilter filter{nullptr, DialogId(), nullptr};
switch (type_) {
case Type::Contacts:
filter.type_ = ChannelParticipantFilter::Type::Contacts;
filter.query_ = query;
break;
case Type::Administrators:
filter.type_ = ChannelParticipantFilter::Type::Administrators;
break;
case Type::Members:
filter.type_ = ChannelParticipantFilter::Type::Search;
filter.query_ = query;
break;
case Type::Restricted:
filter.type_ = ChannelParticipantFilter::Type::Restricted;
filter.query_ = query;
break;
case Type::Banned:
filter.type_ = ChannelParticipantFilter::Type::Banned;
filter.query_ = query;
break;
case Type::Mention:
filter.type_ = ChannelParticipantFilter::Type::Mention;
filter.query_ = query;
filter.message_topic_ = message_topic_;
break;
case Type::Bots:
filter.type_ = ChannelParticipantFilter::Type::Bots;
break;
default:
UNREACHABLE();
break;
}
return filter;
}
bool DialogParticipantFilter::has_query() const {
switch (type_) {
case Type::Contacts:
case Type::Members:
case Type::Restricted:
case Type::Banned:
case Type::Mention:
return true;
case Type::Administrators:
case Type::Bots:
return false;
default:
UNREACHABLE();
return false;
}
}
bool DialogParticipantFilter::is_dialog_participant_suitable(const Td *td, const DialogParticipant &participant) const {
switch (type_) {
case Type::Contacts:
return participant.dialog_id_.get_type() == DialogType::User &&
td->user_manager_->is_user_contact(participant.dialog_id_.get_user_id());
case Type::Administrators:
return participant.status_.is_administrator();
case Type::Members:
return participant.status_.is_member();
case Type::Restricted:
return participant.status_.is_restricted();
case Type::Banned:
return participant.status_.is_banned();
case Type::Mention:
return true;
case Type::Bots:
return participant.dialog_id_.get_type() == DialogType::User &&
td->user_manager_->is_user_bot(participant.dialog_id_.get_user_id());
default:
UNREACHABLE();
return false;
}
}
} // namespace td
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