private void SetEventImage(IEnumerable <ImageViewModel> incomingImages, Event eventItem)
{
//images in Db
List <EventImage> storedImages = _unitOfWork.EventImageRepository.Read().Where(i => i.EventId == eventItem.Id).ToList();
//new images user set
List <ImageViewModel> incomeNewImages = incomingImages.Select(i => i).Where(i => !String.IsNullOrEmpty(i.Base64Data)).ToList();
if (incomeNewImages.Any(i => i.IsMain))
{
storedImages.ForEach(i => i.IsMain = false);
}
//in case when only main image was changed
storedImages.ForEach(si => si.IsMain = incomingImages.
Select(i => i).
Where(i => i.Id == si.Id).
FirstOrDefault()
?.IsMain ?? si.IsMain);
//old images stored in Db
var incomeOldImages = incomingImages.Select(i => i).Where(i => String.IsNullOrEmpty(i.Base64Data));
var incomeOldImagesModel = incomeOldImages.Select(i => new EventImage()
{
Id = i.Id,
IsMain = i.IsMain,
ImageUrl = i.ImageUrl
});
//old images which we have removed from offerItem.Images
var uslesImages = storedImages.Where(l2 => incomeOldImagesModel.Select(i2 => AzureStorageConfiguration.GetImageNameFromUrl(i2.ImageUrl)).Contains(l2.ImageUrl) == false).ToList();
foreach (var stuff in uslesImages)
{
_unitOfWork.EventImageRepository.Delete(stuff.Id);
storedImages.Remove(stuff);
_imgService.DeleteImageAsync(AzureStorageConfiguration.GetImageNameFromUrl(stuff.ImageUrl));
}
//save new images
var newImages = UploadImagesToStorage(incomeNewImages);
//InsertImagesInDataBase(newImages, eventItem.Id);
foreach (var picture in newImages)
{
var newImg = _unitOfWork.EventImageRepository.Create(new EventImage()
{
Id = picture.Id,
IsMain = picture.IsMain,
ImageUrl = picture.ImageUrl,
EventId = eventItem.Id
});
storedImages.Add(newImg);
}
eventItem.EventImages = storedImages;
}
/// <summary>
/// Convert OfferedItemImageViewModele To OfferedItemImage
/// </summary>
/// <param name="offeredItemImages"></param>
/// <returns></returns>
private OfferedItemImage ConvertFromOfferedItemImageViewModelToModel(OfferedItemImageViewModel offeredItemImages)
{
return(new OfferedItemImage()
{
Id = offeredItemImages.Id,
IsMain = offeredItemImages.IsMain,
OfferedItemId = offeredItemImages.OfferedItemId,
ImageUrl = AzureStorageConfiguration.GetImageNameFromUrl(offeredItemImages.ImageUrl)
});
}
private RequestedItemImage ConvertToRequestedItemImage(RequestedImageViewModel requestedImageVM)
{
return(new RequestedItemImage()
{
Id = requestedImageVM.Id,
IsMain = requestedImageVM.IsMain,
RequestedItemId = requestedImageVM.RequestedItemId,
ImageUrl = AzureStorageConfiguration.GetImageNameFromUrl(requestedImageVM.ImageUrl)
});
}
/// <summary>
/// Set pictures, received as param for specified offered item id
/// </summary>
/// <param name="incomingImages">IEnumerable of offered item image view models</param>
/// <param name="offerItem">offered item entity</param>
/// <returns>Offered Item Image View models</returns>
public void SetOfferedItemPictures(IEnumerable <OfferedItemImageViewModel> incomingImages, OfferedItem offerItem)
{
//images in Db
List <OfferedItemImage> storedImages = offerItem.OfferedItemImages.ToList();
//new images user set
List <OfferedItemImageViewModel> incomeNewImages = incomingImages.Select(i => i).Where(i => !String.IsNullOrEmpty(i.Base64Data)).ToList();
if (incomeNewImages.Any(i => i.IsMain))
{
storedImages.ForEach(i => i.IsMain = false);
}
//in case when only main image was changed
storedImages.ForEach(si => si.IsMain = incomingImages.
Select(i => i).
Where(i => i.Id == si.Id).
FirstOrDefault()
?.IsMain ?? si.IsMain);
//old images stored in Db
var incomeOldImages = incomingImages.Select(i => i).Where(i => String.IsNullOrEmpty(i.Base64Data));
var incomeOldImagesModel = ConvertOfferedItemImagesVmToModels(incomeOldImages);
//old images which we have removed from offerItem.Images
var uslesImages = storedImages.Where(l2 => !incomeOldImagesModel.Any(l1 => l1.ImageUrl == l2.ImageUrl)).ToList();
foreach (var stuff in uslesImages)
{
_unitOfWork.OfferImagesRepository.Delete(stuff.Id);
storedImages.Remove(stuff);
_imgService.DeleteImageAsync(AzureStorageConfiguration.GetImageNameFromUrl(stuff.ImageUrl));
}
//save new images
var newImages = UploadImagesToStorage(incomeNewImages, offerItem.Id);
foreach (var picture in newImages)
{
var newImg = _unitOfWork.OfferImagesRepository.Create(picture);
storedImages.Add(newImg);
}
offerItem.OfferedItemImages = storedImages;
}
