public async Task <Response> Handle(Request request, CancellationToken cancellationToken)
{
var uploadedImage = request.Files.FirstOrDefault();
if (uploadedImage == null || uploadedImage.ContentType.ToLower().StartsWith("image/"))
{
MemoryStream memoryStream = new MemoryStream();
uploadedImage.OpenReadStream().CopyTo(memoryStream);
System.Drawing.Image image = System.Drawing.Image.FromStream(memoryStream);
Core.Image imageEntity = new Core.Image()
{
Id = Guid.NewGuid(),
Name = uploadedImage.Name,
Data = memoryStream.ToArray(),
Width = image.Width,
Height = image.Height,
ContentType = uploadedImage.ContentType
};
_session.Store(imageEntity);
_session.SaveChanges();
setId(imageEntity.Id);
}
return(new Response
{
ImageId = imageId
});
}
public FileStreamResult ViewImage(Guid id)
{
Core.Image image = _session.Query <Image>().FirstOrDefault(x => x.Id == id);
if (image != null)
{
MemoryStream ms = new MemoryStream(image.Data);
return(new FileStreamResult(ms, image.ContentType));
}
return(null);
}
public bool Save(Core.Image Entity)
{
try
{
_dbContext.Images.Add(Entity);
return(true);
}
catch (Exception)
{
return(false);
}
}
private void SaveImageMetadata(ImageChunk imageChunk, string uploadedByUsername)
{
if (imageChunk.Chunk == 0)
{
var image = new Core.Image
{
Filename = imageChunk.SystemFilename,
SystemFilename = imageChunk.SystemFilename,
UploadDate = DateTime.UtcNow,
IsPublic = false,
ShowOnHomePage = false,
Deleted = false,
UploadedByUsername = uploadedByUsername
};
_imageRepository.Add(image);
}
}