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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)
//
#pragma once
#include "td/db/binlog/BinlogEvent.h"
#include "td/db/binlog/BinlogInterface.h"
#include "td/db/DbKey.h"
#include "td/db/KeyValueSyncInterface.h"
#include "td/utils/common.h"
#include "td/utils/Promise.h"
#include "td/utils/Slice.h"
#include "td/utils/Status.h"
#include <functional>
#include <memory>
namespace td {
class Binlog;
template <class BinlogT>
class BinlogKeyValue;
class ConcurrentBinlog;
class DialogDbSyncInterface;
class DialogDbSyncSafeInterface;
class DialogDbAsyncInterface;
class FileDbInterface;
class MessageDbSyncInterface;
class MessageDbSyncSafeInterface;
class MessageDbAsyncInterface;
class MessageThreadDbSyncInterface;
class MessageThreadDbSyncSafeInterface;
class MessageThreadDbAsyncInterface;
class SqliteConnectionSafe;
class SqliteKeyValueSafe;
class SqliteKeyValueAsyncInterface;
class SqliteKeyValue;
class StoryDbSyncInterface;
class StoryDbSyncSafeInterface;
class StoryDbAsyncInterface;
class TdDb {
public:
TdDb();
TdDb(const TdDb &) = delete;
TdDb &operator=(const TdDb &) = delete;
TdDb(TdDb &&) = delete;
TdDb &operator=(TdDb &&) = delete;
~TdDb();
struct Parameters {
DbKey encryption_key_;
string database_directory_;
string files_directory_;
bool is_test_dc_ = false;
bool use_file_database_ = false;
bool use_chat_info_database_ = false;
bool use_message_database_ = false;
};
struct OpenedDatabase {
unique_ptr<TdDb> database;
vector<BinlogEvent> to_secret_chats_manager;
vector<BinlogEvent> user_events;
vector<BinlogEvent> chat_events;
vector<BinlogEvent> channel_events;
vector<BinlogEvent> secret_chat_events;
vector<BinlogEvent> community_events;
vector<BinlogEvent> web_page_events;
vector<BinlogEvent> save_app_log_events;
vector<BinlogEvent> to_account_manager;
vector<BinlogEvent> to_dialog_manager;
vector<BinlogEvent> to_message_query_manager;
vector<BinlogEvent> to_messages_manager;
vector<BinlogEvent> to_notification_manager;
vector<BinlogEvent> to_notification_settings_manager;
vector<BinlogEvent> to_poll_manager;
vector<BinlogEvent> to_story_manager;
int64 since_last_open = 0;
};
static void open(int32 scheduler_id, Parameters parameters, Promise<OpenedDatabase> &&promise);
static Status destroy(const Parameters ¶meters);
Slice get_database_directory() const {
return parameters_.database_directory_;
}
Slice get_files_directory() const {
return parameters_.files_directory_;
}
bool is_test_dc() const {
return parameters_.is_test_dc_;
}
bool use_file_database() const {
return parameters_.use_file_database_;
}
bool use_sqlite_pmc() const {
return parameters_.use_file_database_;
}
bool use_chat_info_database() const {
return parameters_.use_chat_info_database_;
}
bool use_message_database() const {
return parameters_.use_message_database_;
}
bool was_dialog_db_created() const {
return was_dialog_db_created_;
}
std::shared_ptr<FileDbInterface> get_file_db_shared();
std::shared_ptr<SqliteConnectionSafe> &get_sqlite_connection_safe();
#define get_binlog() get_binlog_impl(__FILE__, __LINE__)
BinlogInterface *get_binlog_impl(const char *file, int line);
std::shared_ptr<KeyValueSyncInterface> get_binlog_pmc_shared();
std::shared_ptr<KeyValueSyncInterface> get_config_pmc_shared();
#define get_binlog_pmc() get_binlog_pmc_impl(__FILE__, __LINE__)
KeyValueSyncInterface *get_binlog_pmc_impl(const char *file, int line);
KeyValueSyncInterface *get_config_pmc();
SqliteKeyValue *get_sqlite_sync_pmc();
SqliteKeyValueAsyncInterface *get_sqlite_pmc();
void flush_all();
void close(int32 scheduler_id, bool destroy_flag, Promise<Unit> on_finished);
MessageDbSyncInterface *get_message_db_sync();
MessageDbAsyncInterface *get_message_db_async();
MessageThreadDbSyncInterface *get_message_thread_db_sync();
MessageThreadDbAsyncInterface *get_message_thread_db_async();
DialogDbSyncInterface *get_dialog_db_sync();
DialogDbAsyncInterface *get_dialog_db_async();
StoryDbSyncInterface *get_story_db_sync();
StoryDbAsyncInterface *get_story_db_async();
static DbKey as_db_key(string key);
void change_key(DbKey key, Promise<> promise);
void with_db_path(const std::function<void(CSlice)> &callback);
Result<string> get_stats();
private:
Parameters parameters_;
bool was_dialog_db_created_ = false;
std::shared_ptr<SqliteConnectionSafe> sql_connection_;
std::shared_ptr<FileDbInterface> file_db_;
std::shared_ptr<SqliteKeyValueSafe> common_kv_safe_;
unique_ptr<SqliteKeyValueAsyncInterface> common_kv_async_;
std::shared_ptr<MessageDbSyncSafeInterface> message_db_sync_safe_;
std::shared_ptr<MessageDbAsyncInterface> message_db_async_;
std::shared_ptr<MessageThreadDbSyncSafeInterface> message_thread_db_sync_safe_;
std::shared_ptr<MessageThreadDbAsyncInterface> message_thread_db_async_;
std::shared_ptr<DialogDbSyncSafeInterface> dialog_db_sync_safe_;
std::shared_ptr<DialogDbAsyncInterface> dialog_db_async_;
std::shared_ptr<StoryDbSyncSafeInterface> story_db_sync_safe_;
std::shared_ptr<StoryDbAsyncInterface> story_db_async_;
std::shared_ptr<BinlogKeyValue<ConcurrentBinlog>> binlog_pmc_;
std::shared_ptr<BinlogKeyValue<ConcurrentBinlog>> config_pmc_;
std::shared_ptr<ConcurrentBinlog> binlog_;
static void open_impl(Parameters parameters, Promise<OpenedDatabase> &&promise);
static Status check_parameters(Parameters ¶meters);
Status init_sqlite(const Parameters ¶meters, const DbKey &key, const DbKey &old_key,
BinlogKeyValue<Binlog> &binlog_pmc);
void do_close(bool destroy_flag, Promise<Unit> on_finished);
};
} // namespace td
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