#pragma once
#include <string>
#include <mutex>
#include <condition_variable>
#include <list>
#include <functional>

class SqlWrite
{
public:

	void addSql(const std::string& sql);
	static SqlWrite* GetInstance() { return &instance; }
private:
	SqlWrite();
	SqlWrite(const SqlWrite&);
	~SqlWrite();
	SqlWrite& operator = (const SqlWrite&) = default;

	void __threadFun();
	bool __dealSql();

private:
	static SqlWrite instance;
	std::list<std::string> m_SqlList;

	volatile bool m_Stop;
	std::condition_variable con;
	std::mutex mut;
};