private void PrepareProductImages(IEnumerable <ProductPicture> productPictures, ProductDto productDto)
{
if (productDto.Images == null)
{
productDto.Images = new List <ImageMappingDto>();
}
// Here we prepare the resulted dto image.
foreach (var productPicture in productPictures)
{
var imageDto = PrepareImageDto(productPicture.Picture);
if (imageDto != null)
{
var productImageDto = new ImageMappingDto
{
Id = productPicture.Id,
PictureId = productPicture.PictureId,
Position = productPicture.DisplayOrder,
Src = imageDto.Src,
Attachment = imageDto.Attachment
};
productDto.Images.Add(productImageDto);
}
}
}
protected ImageMappingDto PrepareProductImageDto(ProductPicture productPicture)
{
ImageMappingDto imageMapping = null;
var picture = this._pictureService.GetPictureById(productPicture.PictureId);
if (productPicture != null)
{
// We don't use the image from the passed dto directly
// because the picture may be passed with src and the result should only include the base64 format.
imageMapping = new ImageMappingDto
{
//Attachment = Convert.ToBase64String(picture.PictureBinary),
Id = productPicture.Id,
ProductIds = new List <int>()
{
productPicture.ProductId
},
PictureId = productPicture.PictureId,
Position = productPicture.DisplayOrder,
MimeType = picture.MimeType,
Src = _pictureService.GetPictureUrl(productPicture.PictureId)
};
}
return(imageMapping);
}
private async Task PrepareProductImagesAsync(IEnumerable <ProductPicture> productPictures, ProductDto productDto)
{
if (productDto.Images == null)
{
productDto.Images = new List <ImageMappingDto>();
}
// Here we prepare the resulted dto image.
foreach (var productPicture in productPictures)
{
var imageDto = await PrepareImageDtoAsync(await _pictureService.GetPictureByIdAsync(productPicture.PictureId));
if (imageDto != null)
{
var productImageDto = new ImageMappingDto
{
Id = productPicture.Id,
PictureId = productPicture.PictureId,
Position = productPicture.DisplayOrder,
Src = imageDto.Src,
Attachment = imageDto.Attachment
};
productDto.Images.Add(productImageDto);
}
}
}
private ProductAttributeValueDto PrepareProductAttributeValueDto(ProductAttributeValue productAttributeValue, Product product)
{
ProductAttributeValueDto productAttributeValueDto = null;
if (productAttributeValue != null)
{
productAttributeValueDto = productAttributeValue.ToDto();
if (productAttributeValue.ImageSquaresPictureId > 0)
{
Picture imageSquaresPicture = _pictureService.GetPictureById(productAttributeValue.ImageSquaresPictureId);
ImageDto imageDto = PrepareImageDto(imageSquaresPicture);
if (imageDto != null)
{
ImageMappingDto productImageDto = new ImageMappingDto();
productImageDto.Id = productAttributeValue.ImageSquaresPictureId;
productImageDto.Src = imageDto.Src;
productImageDto.Attachment = imageDto.Attachment;
productAttributeValueDto.ImageSquaresImage = productImageDto;
}
}
if (productAttributeValue.PictureId > 0)
{
// make sure that the picture is mapped to the product
// This is needed since if you delete the product picture mapping from the nopCommerce administrationthe
// then the attribute value is not updated and it will point to a picture that has been deleted
var productPicture = product.ProductPictures.FirstOrDefault(pp => pp.PictureId == productAttributeValue.PictureId);
if (productPicture != null)
{
productAttributeValueDto.ProductPictureId = productPicture.Id;
}
}
}
return(productAttributeValueDto);
}