tdlight/td/telegram/MessageId.cpp

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//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2022
//
// 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/MessageId.h"
#include "td/utils/algorithm.h"
#include "td/utils/logging.h"
#include "td/utils/misc.h"
namespace td {
MessageId::MessageId(ScheduledServerMessageId server_message_id, int32 send_date, bool force) {
if (send_date <= (1 << 30)) {
LOG(ERROR) << "Scheduled message send date " << send_date << " is in the past";
return;
}
if (!server_message_id.is_valid() && !force) {
LOG(ERROR) << "Scheduled message ID " << server_message_id.get() << " is invalid";
return;
}
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id = (static_cast<int64>(send_date - (1 << 30)) << 21) | (static_cast<int64>(server_message_id.get()) << 3) |
SCHEDULED_MASK;
}
MessageId MessageId::get_message_id(const telegram_api::Message *message_ptr, bool is_scheduled) {
CHECK(message_ptr != nullptr)
switch (message_ptr->get_id()) {
case telegram_api::messageEmpty::ID: {
auto message = static_cast<const telegram_api::messageEmpty *>(message_ptr);
return is_scheduled ? MessageId() : MessageId(ServerMessageId(message->id_));
}
case telegram_api::message::ID: {
auto message = static_cast<const telegram_api::message *>(message_ptr);
return is_scheduled ? MessageId(ScheduledServerMessageId(message->id_), message->date_)
: MessageId(ServerMessageId(message->id_));
}
case telegram_api::messageService::ID: {
auto message = static_cast<const telegram_api::messageService *>(message_ptr);
return is_scheduled ? MessageId(ScheduledServerMessageId(message->id_), message->date_)
: MessageId(ServerMessageId(message->id_));
}
default:
UNREACHABLE();
return MessageId();
}
}
MessageId MessageId::get_message_id(const tl_object_ptr<telegram_api::Message> &message_ptr, bool is_scheduled) {
return get_message_id(message_ptr.get(), is_scheduled);
}
vector<MessageId> MessageId::get_message_ids(const vector<int64> &input_message_ids) {
return transform(input_message_ids, [](int64 input_message_id) { return MessageId(input_message_id); });
}
vector<int32> MessageId::get_server_message_ids(const vector<MessageId> &message_ids) {
return transform(message_ids, [](MessageId message_id) { return message_id.get_server_message_id().get(); });
}
vector<int32> MessageId::get_scheduled_server_message_ids(const vector<MessageId> &message_ids) {
return transform(message_ids,
[](MessageId message_id) { return message_id.get_scheduled_server_message_id().get(); });
}
bool MessageId::is_valid() const {
if (id <= 0 || id > max().get()) {
return false;
}
if ((id & FULL_TYPE_MASK) == 0) {
return true;
}
int32 type = (id & TYPE_MASK);
return type == TYPE_YET_UNSENT || type == TYPE_LOCAL;
}
bool MessageId::is_valid_scheduled() const {
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if (id <= 0 || id > (static_cast<int64>(1) << 51)) {
return false;
}
int32 type = (id & TYPE_MASK);
return type == SCHEDULED_MASK || type == (SCHEDULED_MASK | TYPE_YET_UNSENT) || type == (SCHEDULED_MASK | TYPE_LOCAL);
}
bool MessageId::is_valid_sponsored() const {
if (id <= max().get() || id > (static_cast<int64>(1) << 51)) {
return false;
}
int32 type = (id & TYPE_MASK);
return type == TYPE_LOCAL;
}
MessageType MessageId::get_type() const {
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if (id <= 0 || id > (static_cast<int64>(1) << 51)) {
return MessageType::None;
}
if (is_scheduled()) {
switch (id & TYPE_MASK) {
case SCHEDULED_MASK | TYPE_YET_UNSENT:
return MessageType::YetUnsent;
case SCHEDULED_MASK | TYPE_LOCAL:
return MessageType::Local;
case SCHEDULED_MASK:
return MessageType::Server;
default:
return MessageType::None;
}
}
if ((id & FULL_TYPE_MASK) == 0) {
return MessageType::Server;
}
switch (id & TYPE_MASK) {
case TYPE_YET_UNSENT:
return MessageType::YetUnsent;
case TYPE_LOCAL:
return MessageType::Local;
default:
return MessageType::None;
}
}
ServerMessageId MessageId::get_server_message_id_force() const {
CHECK(!is_scheduled());
return ServerMessageId(narrow_cast<int32>(id >> SERVER_ID_SHIFT));
}
MessageId MessageId::get_next_message_id(MessageType type) const {
if (is_scheduled()) {
CHECK(is_valid_scheduled());
auto current_type = get_type();
if (static_cast<int32>(current_type) < static_cast<int32>(type)) {
return MessageId(id - static_cast<int32>(current_type) + static_cast<int32>(type));
}
int64 base_id = (id & ~TYPE_MASK) + TYPE_MASK + 1 + SCHEDULED_MASK;
switch (type) {
case MessageType::Server:
return MessageId(base_id);
case MessageType::YetUnsent:
return MessageId(base_id + TYPE_YET_UNSENT);
case MessageType::Local:
return MessageId(base_id + TYPE_LOCAL);
case MessageType::None:
default:
UNREACHABLE();
return MessageId();
}
}
switch (type) {
case MessageType::Server:
if (is_server()) {
return MessageId(ServerMessageId(get_server_message_id().get() + 1));
}
return get_next_server_message_id();
case MessageType::YetUnsent:
return MessageId(((id + TYPE_MASK + 1 - TYPE_YET_UNSENT) & ~TYPE_MASK) + TYPE_YET_UNSENT);
case MessageType::Local:
return MessageId(((id + TYPE_MASK + 1 - TYPE_LOCAL) & ~TYPE_MASK) + TYPE_LOCAL);
case MessageType::None:
default:
UNREACHABLE();
return MessageId();
}
}
StringBuilder &operator<<(StringBuilder &string_builder, MessageId message_id) {
if (message_id.is_scheduled()) {
string_builder << "scheduled ";
if (!message_id.is_valid_scheduled()) {
return string_builder << "invalid message " << message_id.get();
}
if (message_id.is_scheduled_server()) {
return string_builder << "server message " << message_id.get_scheduled_server_message_id_force().get();
}
if (message_id.is_local()) {
return string_builder << "local message " << message_id.get_scheduled_server_message_id_force().get();
}
if (message_id.is_yet_unsent()) {
return string_builder << "yet unsent message " << message_id.get_scheduled_server_message_id_force().get();
}
return string_builder << "bugged message " << message_id.get();
}
if (!message_id.is_valid()) {
return string_builder << "invalid message " << message_id.get();
}
if (message_id.is_server()) {
return string_builder << "server message " << message_id.get_server_message_id_force().get();
}
if (message_id.is_local()) {
return string_builder << "local message " << message_id.get_server_message_id_force().get() << '.'
<< (message_id.get() & MessageId::FULL_TYPE_MASK);
}
if (message_id.is_yet_unsent()) {
return string_builder << "yet unsent message " << message_id.get_server_message_id_force().get() << '.'
<< (message_id.get() & MessageId::FULL_TYPE_MASK);
}
return string_builder << "bugged message " << message_id.get();
}
} // namespace td