mirror of
https://github.com/mod-playerbots/azerothcore-wotlk.git
synced 2026-01-15 01:59:09 +00:00
131 lines
4.1 KiB
C++
131 lines
4.1 KiB
C++
/*
|
|
* This file is part of the AzerothCore Project. See AUTHORS file for Copyright information
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU Affero General Public License as published by the
|
|
* Free Software Foundation; either version 3 of the License, or (at your
|
|
* option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful, but WITHOUT
|
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for
|
|
* more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along
|
|
* with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#ifndef _PREPAREDSTATEMENT_H
|
|
#define _PREPAREDSTATEMENT_H
|
|
|
|
#include "Define.h"
|
|
#include "SQLOperation.h"
|
|
#include <future>
|
|
#include <variant>
|
|
#include <vector>
|
|
|
|
struct PreparedStatementData
|
|
{
|
|
std::variant<
|
|
bool,
|
|
uint8,
|
|
uint16,
|
|
uint32,
|
|
uint64,
|
|
int8,
|
|
int16,
|
|
int32,
|
|
int64,
|
|
float,
|
|
double,
|
|
std::string,
|
|
std::vector<uint8>,
|
|
std::nullptr_t
|
|
> data;
|
|
|
|
template<typename T>
|
|
static std::string ToString(T value);
|
|
|
|
static std::string ToString(bool value);
|
|
static std::string ToString(uint8 value);
|
|
static std::string ToString(int8 value);
|
|
static std::string ToString(std::string const& value);
|
|
static std::string ToString(std::vector<uint8> const& value);
|
|
static std::string ToString(std::nullptr_t);
|
|
};
|
|
|
|
//- Upper-level class that is used in code
|
|
class AC_DATABASE_API PreparedStatementBase
|
|
{
|
|
friend class PreparedStatementTask;
|
|
|
|
public:
|
|
explicit PreparedStatementBase(uint32 index, uint8 capacity);
|
|
virtual ~PreparedStatementBase();
|
|
|
|
void setNull(const uint8 index);
|
|
void setBool(const uint8 index, const bool value);
|
|
void setUInt8(const uint8 index, const uint8 value);
|
|
void setUInt16(const uint8 index, const uint16 value);
|
|
void setUInt32(const uint8 index, const uint32 value);
|
|
void setUInt64(const uint8 index, const uint64 value);
|
|
void setInt8(const uint8 index, const int8 value);
|
|
void setInt16(const uint8 index, const int16 value);
|
|
void setInt32(const uint8 index, const int32 value);
|
|
void setInt64(const uint8 index, const int64 value);
|
|
void setFloat(const uint8 index, const float value);
|
|
void setDouble(const uint8 index, const double value);
|
|
void setString(const uint8 index, const std::string& value);
|
|
void setStringView(const uint8 index, const std::string_view value);
|
|
void setBinary(const uint8 index, const std::vector<uint8>& value);
|
|
template <size_t Size>
|
|
void setBinary(const uint8 index, std::array<uint8, Size> const& value)
|
|
{
|
|
std::vector<uint8> vec(value.begin(), value.end());
|
|
setBinary(index, vec);
|
|
}
|
|
|
|
uint32 GetIndex() const { return m_index; }
|
|
std::vector<PreparedStatementData> const& GetParameters() const { return statement_data; }
|
|
|
|
protected:
|
|
uint32 m_index;
|
|
|
|
//- Buffer of parameters, not tied to MySQL in any way yet
|
|
std::vector<PreparedStatementData> statement_data;
|
|
|
|
PreparedStatementBase(PreparedStatementBase const& right) = delete;
|
|
PreparedStatementBase& operator=(PreparedStatementBase const& right) = delete;
|
|
};
|
|
|
|
template<typename T>
|
|
class PreparedStatement : public PreparedStatementBase
|
|
{
|
|
public:
|
|
explicit PreparedStatement(uint32 index, uint8 capacity) : PreparedStatementBase(index, capacity)
|
|
{
|
|
}
|
|
|
|
private:
|
|
PreparedStatement(PreparedStatement const& right) = delete;
|
|
PreparedStatement& operator=(PreparedStatement const& right) = delete;
|
|
};
|
|
|
|
//- Lower-level class, enqueuable operation
|
|
class AC_DATABASE_API PreparedStatementTask : public SQLOperation
|
|
{
|
|
public:
|
|
PreparedStatementTask(PreparedStatementBase* stmt, bool async = false);
|
|
~PreparedStatementTask();
|
|
|
|
bool Execute() override;
|
|
PreparedQueryResultFuture GetFuture() { return m_result->get_future(); }
|
|
|
|
protected:
|
|
PreparedStatementBase* m_stmt;
|
|
bool m_has_result;
|
|
PreparedQueryResultPromise* m_result;
|
|
};
|
|
|
|
#endif
|