public string Save(Models.TextContent content, Models.ContentFile file)
        {
            var blobClient = CloudStorageAccountHelper.GetStorageAccount().CreateCloudBlobClient();

            var contentBlob = blobClient.GetBlobReference(content.GetTextContentFilePath(file));

            contentBlob.Properties.ContentType = Kooboo.IO.IOUtility.MimeType(file.FileName);

            contentBlob.UploadFromStream(file.Stream);

            return(contentBlob.Uri.ToString());
        }