#include <algorithm>
#include "Util.h"


namespace PresenceDetection {
namespace Util {

std::string CreateRandomString(size_t length)
{
	auto randchar = []() -> char
	{
		const char charset[] =
			"0123456789"
			"ABCDEFGHIJKLMNOPQRSTUVWXYZ"
			"abcdefghijklmnopqrstuvwxyz";
		const size_t max_index = (sizeof(charset) - 1);
		return charset[ rand() % max_index ];
	};
	std::string str(length,0);
	std::generate_n(str.begin(), length, randchar);
	return str;
}

} // namespace Util
} // namespace PresenceDetection