public NewCameraKey GenerateUniqueCameraKey()
{
int count = 0;
while (count < 5)
{
count++;
// Camera Key must be exactly 12 characters.
string randomCameraKey = StringGenerator.GenerateRandomString(12, 12);
// Ensure Key does not exist in database (return value is -1).
if (_dbQueryService.GetCameraIdFromKey(randomCameraKey) == -1)
{
// Persist new camera key to database.
DatabaseCamera emptyCamera = new DatabaseCamera();
emptyCamera.CameraKey = randomCameraKey;
bool success = _dbQueryService.PersistNewCamera(emptyCamera);
if (success)
{
return(new NewCameraKey(randomCameraKey));
}
return(null);
}
}
return(null);
}
public bool SaveNewCamera(CameraDetails cameraDetails)
{
DatabaseCamera camera = new DatabaseCamera(cameraDetails);
return(_dbQueryService.PersistNewCamera(camera));
}