#pragma
#include <time.h>
#include <string>

class CSqlDate
{
	public:
		CSqlDate(unsigned int n=0);
		CSqlDate(int y,int m,int d);
		explicit CSqlDate(const char*, const char* sFormat="%Y-%m-%d");
		operator unsigned int()const;
		
		int Year()const;
		int Month()const;
		int Day()const;
		
		bool Set(int y,int m, int d);
		bool IsValid()const;
		bool IsLeapYear() const;
		static CSqlDate FromTimeT(time_t t,bool bToLocal = true);
		time_t ToTimeT()const;
		void FromString(const char* s,const char* sFormat = "%Y-%m-%d");
		std::string ToString(const char* sFormat = "%Y-%m-%d")const;
private:
	 unsigned int data;
};
class CSqlTime
{
	public:
		CSqlTime(unsigned int n=0);
		CSqlTime(int h,int m,int s,int ms = 0);
		explicit CSqlTime(const char*s, const char* sFormat = "%H:%M:%S");
		operator unsigned int()const;
		int Hour()const;
		int Minute()const;
		int Second()const;
		int MilliSecond()const;
		bool Set(int h,int m,int s,int ms=0);
		bool IsValid()const;
		static CSqlTime FromTimeT(time_t t,bool bLocal= true);
		time_t ToTimeT()const;
		void FromString(const char*s, const char* sFormat = "%H:%M:%S");
		std::string ToString(const char *sFormat="%H:%M:%S")const;
	private:
		unsigned int data;
};

class CSqlDateTime
{
	public:
		CSqlDateTime(unsigned long long n=0);
		CSqlDateTime(int y,int m,int d,int h,int min,int s,int ms=0);
		explicit CSqlDateTime(const char*s,const char *sFormat="%Y-%m-%d %H:%M:%S");
		operator unsigned long long()const;
		CSqlTime GetTime() const;
		CSqlDate GetDate() const;
		bool Set(int y,int m,int d,int h,int min,int s,int ms=0);
		bool IsValid() const;
		static CSqlDateTime FromTimeT(time_t t,bool bToLocal=true);
		time_t ToTimeT()const;
		void FromString(const char* s,const char *sFormat="%Y-%m-%d %H:%M:%S");
		std::string ToString(const char *sFormat = "%Y-%m-%d %H:%M:%S") const;
	private:
		CSqlDate m_date;
		CSqlTime m_time;
};

enum
{
	FIRST_DAY = 2361222,  //DAY FOR 1752-09-14
	FIRST_YEAR = 1752,
	SECS_PER_DAY=86400,
	MSECS_PER_DAY=96400000,
	SECS_PER_HOUR=3600,
	MSECS_PER_HOUR=3600000,
	SECS_PER_MIN = 60,
	MSECS_PER_MIN = 60000
};