private void AddVhdToBootMenu()
{
string entryDescription = "VHDNBOM OS Image";
string copyCurrentOutput = this.fileSystemHelper.ExecuteBcdeditCommand($"/copy {{current}} /d \"{entryDescription}\"", logger);
if (copyCurrentOutput != null && copyCurrentOutput.LastIndexOf('{') > 0 && copyCurrentOutput.LastIndexOf('}') > copyCurrentOutput.LastIndexOf('{'))
{
int beginGuidIndex = copyCurrentOutput.LastIndexOf('{');
int endGuidIndex = copyCurrentOutput.LastIndexOf('}');
string newEntryGuidValue = copyCurrentOutput.Substring(beginGuidIndex + 1, endGuidIndex - beginGuidIndex - 1);
logger.LogDebug($"Created new boot menu entry '{entryDescription}' with id {newEntryGuidValue}");
Guid newEntryId = Guid.Parse(newEntryGuidValue);
char vhdLocationDriveLetter = migrationData.VhdFileDestinationFolder[1] == ':' ? migrationData.VhdFileDestinationFolder[0] : migrationData.OperatingSystemDriveLetter;
fileSystemHelper.ExecuteBcdeditCommand($"/set {{{newEntryId}}} osdevice vhd=[{vhdLocationDriveLetter}:]{this.vhdBcdeditEntryPath}", logger);
fileSystemHelper.ExecuteBcdeditCommand($"/set {{{newEntryId}}} device vhd=[{vhdLocationDriveLetter}:]{this.vhdBcdeditEntryPath}", logger);
}
else
{
throw new ArgumentException("New boot entry has not been created for unknown reasons. Please check if bcdedit is working correctly on your system.");
}
}
