public IActionResult MoveUp(string guid)
{
var appSettings = _appSettingsRepository.Get();
var imageOrder = appSettings.Order;
var index1 = -1;
var index2 = imageOrder.IndexOf($"-{guid}-");
for (int i = 0; i < index2; i++)
{
if (imageOrder.ElementAt(i).Equals('-'))
{
index1 = i;
}
}
if (index1 == -1)
{
return(RedirectToAction("Images"));
}
index1++; // Pomakni se sa - na sljedeci broj
var toReplaceId1 = imageOrder.Substring(index1, index2 - index1);
Debug.WriteLine($"{imageOrder} {index1} {index2} {toReplaceId1}");
imageOrder = imageOrder.Replace($"-{guid}-", "-r-");
imageOrder = imageOrder.Replace($"-{toReplaceId1}-", $"-{guid}-");
imageOrder = imageOrder.Replace("-r-", $"-{toReplaceId1}-");
appSettings.Order = imageOrder;
_appSettingsRepository.Update(appSettings);
return(RedirectToAction("Images"));
}
