tdlight/td/telegram/TdDb.h

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//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2023
//
// 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/telegram/TdParameters.h"
#include "td/db/binlog/BinlogEvent.h"
#include "td/db/binlog/BinlogInterface.h"
#include "td/db/DbKey.h"
#include "td/db/KeyValueSyncInterface.h"
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#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;
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class MessageDbSyncInterface;
class MessageDbSyncSafeInterface;
class MessageDbAsyncInterface;
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class MessageThreadDbSyncInterface;
class MessageThreadDbSyncSafeInterface;
class MessageThreadDbAsyncInterface;
class SqliteConnectionSafe;
class SqliteKeyValueSafe;
class SqliteKeyValueAsyncInterface;
class SqliteKeyValue;
class TdDb {
public:
TdDb();
TdDb(const TdDb &) = delete;
TdDb &operator=(const TdDb &) = delete;
TdDb(TdDb &&) = delete;
TdDb &operator=(TdDb &&) = delete;
~TdDb();
struct OpenedDatabase {
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TdParameters parameters;
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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> web_page_events;
vector<BinlogEvent> save_app_log_events;
vector<BinlogEvent> to_poll_manager;
vector<BinlogEvent> to_messages_manager;
vector<BinlogEvent> to_notification_manager;
vector<BinlogEvent> to_notification_settings_manager;
int64 since_last_open = 0;
};
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static void open(int32 scheduler_id, TdParameters parameters, DbKey key, Promise<OpenedDatabase> &&promise);
static Status destroy(const TdParameters &parameters);
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();
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#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();
CSlice binlog_path() const;
CSlice sqlite_path() const;
void flush_all();
void close_all(Promise<> on_finished);
void close_and_destroy_all(Promise<> on_finished);
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MessageDbSyncInterface *get_message_db_sync();
MessageDbAsyncInterface *get_message_db_async();
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MessageThreadDbSyncInterface *get_message_thread_db_sync();
MessageThreadDbAsyncInterface *get_message_thread_db_async();
DialogDbSyncInterface *get_dialog_db_sync();
DialogDbAsyncInterface *get_dialog_db_async();
void change_key(DbKey key, Promise<> promise);
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void with_db_path(const std::function<void(CSlice)> &callback);
Result<string> get_stats();
private:
string sqlite_path_;
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_;
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std::shared_ptr<MessageDbSyncSafeInterface> message_db_sync_safe_;
std::shared_ptr<MessageDbAsyncInterface> message_db_async_;
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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<BinlogKeyValue<ConcurrentBinlog>> binlog_pmc_;
std::shared_ptr<BinlogKeyValue<ConcurrentBinlog>> config_pmc_;
std::shared_ptr<ConcurrentBinlog> binlog_;
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static void open_impl(TdParameters parameters, DbKey key, Promise<OpenedDatabase> &&promise);
static Status check_parameters(TdParameters &parameters);
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Status init_sqlite(const TdParameters &parameters, const DbKey &key, const DbKey &old_key,
BinlogKeyValue<Binlog> &binlog_pmc);
void do_close(Promise<> on_finished, bool destroy_flag);
};
} // namespace td