#include "StdInc.h"
#include <vstd/DateUtils.h>

VCMI_LIB_NAMESPACE_BEGIN

namespace vstd
{

	DLL_LINKAGE std::string getFormattedDateTime(std::time_t dt, std::string format)
	{
		std::tm tm = *std::localtime(&dt);
		std::stringstream s;
		if(format.empty())
		{
			try
			{
				s.imbue(std::locale(""));
			}
			catch(const std::runtime_error & e)
			{
				// locale not be available - keep default / global
			}
			s << std::put_time(&tm, "%x %X");
		}
		else
			s << std::put_time(&tm, format.c_str());
		return s.str();
	}

	DLL_LINKAGE std::string getDateTimeISO8601Basic(std::time_t dt)
	{
		std::tm tm = *std::localtime(&dt);
		std::stringstream s;
		s << std::put_time(&tm, "%Y%m%dT%H%M%S");
		return s.str();
	}

}

VCMI_LIB_NAMESPACE_END