#include "util.h"

#include "tfilepath.h"

#include "texception.h"

#ifdef WIN32

#include <windows.h></windows.h>

#endif

string convertToUncString(const TFilePath &fp) {

#ifdef WIN32

  DWORD cbBuff = 1024;  // Size of Buffer

  char szBuff[1024];    // Buffer to receive information

  REMOTE_NAME_INFO *prni = (REMOTE_NAME_INFO *)&szBuff;

  // Pointers to head of buffer

  UNIVERSAL_NAME_INFO *puni = (UNIVERSAL_NAME_INFO *)&szBuff;

  DWORD dwResult =

      WNetGetUniversalName(toString(fp.getWideString()).c_str(),

                           UNIVERSAL_NAME_INFO_LEVEL, (LPVOID)&szBuff, &cbBuff);

  switch (dwResult) {

  case NO_ERROR:

    return puni->lpUniversalName;

  case ERROR_NOT_CONNECTED:

    // The network connection does not exists.

    throw TException("The path specified doesn't refer to a shared folder");

  case ERROR_CONNECTION_UNAVAIL:

    // The device is not currently connected,

    // but it is a persistent connection.

    throw TException("The shared folder is not currently connected");

  default:

    throw TException("Cannot convert the path specified to UNC");

  }

#else

  return fp.getFullPath().c_str();

#endif

}