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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/MessageSelfDestructType.h"
namespace td {
bool MessageSelfDestructType::is_valid() const {
return ttl_ > 0;
}
bool MessageSelfDestructType::is_empty() const {
return ttl_ == 0;
}
bool MessageSelfDestructType::is_immediate() const {
return ttl_ == 0x7FFFFFFF;
}
bool MessageSelfDestructType::is_secret_message_content(MessageContentType content_type) {
if (ttl_ <= 0 || ttl_ > 60) {
return is_immediate();
}
return can_be_secret_message_content(content_type);
}
void MessageSelfDestructType::ensure_at_least(int32 ttl) {
if (is_immediate() || ttl_ >= ttl || ttl_ <= 0 || ttl <= 0) {
return;
}
ttl_ = ttl;
}
Result<MessageSelfDestructType> MessageSelfDestructType::get_message_self_destruct_type(
td_api::object_ptr<td_api::MessageSelfDestructType> &&self_destruct_type) {
if (self_destruct_type == nullptr) {
return MessageSelfDestructType();
}
switch (self_destruct_type->get_id()) {
case td_api::messageSelfDestructTypeTimer::ID: {
auto ttl =
static_cast<const td_api::messageSelfDestructTypeTimer *>(self_destruct_type.get())->self_destruct_time_;
static constexpr int32 MAX_PRIVATE_MESSAGE_TTL = 60; // server-side limit
if (ttl <= 0 || ttl > MAX_PRIVATE_MESSAGE_TTL) {
return Status::Error(400, "Invalid message content self-destruct time specified");
}
return MessageSelfDestructType(ttl, true);
}
case td_api::messageSelfDestructTypeImmediately::ID:
return MessageSelfDestructType(0x7FFFFFFF, true);
default:
UNREACHABLE();
return MessageSelfDestructType();
}
}
td_api::object_ptr<td_api::MessageSelfDestructType> MessageSelfDestructType::get_message_self_destruct_type_object()
const {
if (is_immediate()) {
return td_api::make_object<td_api::messageSelfDestructTypeImmediately>();
}
if (!is_empty()) {
return td_api::make_object<td_api::messageSelfDestructTypeTimer>(ttl_);
}
return nullptr;
}
int32 MessageSelfDestructType::get_input_ttl() const {
return ttl_;
}
bool operator==(const MessageSelfDestructType &lhs, const MessageSelfDestructType &rhs) {
return lhs.ttl_ == rhs.ttl_;
}
StringBuilder &operator<<(StringBuilder &string_builder, const MessageSelfDestructType &message_ttl) {
if (message_ttl.is_empty()) {
return string_builder << "non-self-destruct";
}
if (message_ttl.is_immediate()) {
return string_builder << "self-destruct immediately";
}
return string_builder << "self-destruct at " << message_ttl.get_input_ttl();
}
} // namespace td
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