public async Task <string> WriteBusinessDataSnapshot(BusinessData <TBusinessData> businessData, CancellationToken cancellationToken = default)
{
var blobName = WatermarkToBlobName(businessData);
var blobClient = this.snapshotContainerClient.GetBlobClient(blobName: blobName);
if (businessData.Watermark == this.lastWrittenWatermark)
{
await Console.Error.WriteLineAsync($"Skip writing {blobClient.Name} (no change)");
return(blobClient.Name);
}
try
{
_ = await blobClient.UploadAsync(content : businessData.AsJSONStream(), overwrite : false, cancellationToken : cancellationToken);
this.lastWrittenWatermark = businessData.Watermark;
}
catch (RequestFailedException rfe) when(rfe.ErrorCode == "BlobAlreadyExists")
{
}
return(blobClient.Name);
}
