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// Copyright (C) 2020 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0+ OR GPL-3.0 WITH Qt-GPL-exception-1.0
#pragma once
#include "sqlite3_fwd.h"
#include "sqlitedatabase.h"
#include "sqlitesessionchangeset.h"
#include "sqlitewritestatement.h"
extern "C" {
void sqlite3session_delete(sqlite3_session *pSession);
};
namespace Sqlite {
namespace Internal {
class SQLITE_EXPORT SessionsBase
{
public:
SessionsBase(Database &database, Utils::SmallStringView sessionsTableName)
: sessionsTableName(sessionsTableName)
{
createSessionTable(database);
}
void createSessionTable(Database &database);
public:
Utils::SmallString sessionsTableName;
};
} // namespace Internal
class SQLITE_EXPORT Sessions : public Internal::SessionsBase
{
public:
Sessions(Database &database,
Utils::SmallStringView databaseName,
Utils::SmallStringView sessionsTableName)
: SessionsBase(database, sessionsTableName)
, database(database)
, insertSession{Utils::PathString::join(
{"INSERT INTO ", sessionsTableName, "(changeset) VALUES(?)"}),
database}
, databaseName(databaseName)
, session{nullptr, sqlite3session_delete}
{}
~Sessions();
void setAttachedTables(Utils::SmallStringVector tables);
void create();
void commit();
void rollback();
void revert();
void apply();
void applyAndUpdateSessions();
void deleteAll();
SessionChangeSets changeSets() const;
private:
void attachTables(const Utils::SmallStringVector &tables);
public:
Database &database;
WriteStatement<1> insertSession;
Utils::SmallString databaseName;
Utils::SmallStringVector tableNames;
std::unique_ptr<sqlite3_session, decltype(&sqlite3session_delete)> session;
};
} // namespace Sqlite
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