BlobSync.AzureOps.UploadDelta C# (CSharp) Method

        private List<UploadedBlock> UploadDelta(string localFilePath, SignatureSearchResult searchResults, string containerName, string blobName, bool testMode = false, int parallelFactor=2)
        {
            var allUploadedBlocks = new List<UploadedBlock>();

            // loop through each section of the search results.
            // create blob from each RemainingBytes instances.
            // reuse the blocks already in use.
            foreach (var remainingBytes in searchResults.ByteRangesToUpload)
            {
                var uploadedBlockList = UploadBytesParallel(remainingBytes, localFilePath, containerName, blobName, testMode, parallelFactor);
                allUploadedBlocks.AddRange(uploadedBlockList);
            }

            // once we're here we should have uploaded ALL new data to Azure Blob Storage.
            // We then need to send the "construct" blob message.
            // loop through existing blocks and get offset + blockId's.
            foreach (var sig in searchResults.SignaturesToReuse)
            {
                if (sig.MD5Signature != null)
                {
                    var blockId = Convert.ToBase64String(sig.MD5Signature);
                    allUploadedBlocks.Add(new UploadedBlock() { BlockId = blockId, Offset = sig.Offset, Size = sig.Size, Sig = sig, IsNew = false });
                }
            }

            if (!testMode)
            {
                // needs to be sorted by offset so the final blob constructed is in correct order.
                var res = (from b in allUploadedBlocks orderby b.Offset ascending select b.BlockId);
                PutBlockList(res.ToArray(), containerName, blobName);
            }

            return allUploadedBlocks;
        }