public async Task <List <string> > ListBlobs(TypeOfBlobUpload typeOfBlobUpload, string usersEmail)
{
try
{
if (string.IsNullOrEmpty(usersEmail))
{
return(null);
}
BlobContinuationToken continuationToken = null;
var directory = cloudBlobContainer.GetDirectoryReference($"Models/{usersEmail}");
var blobResultSegment = await directory.ListBlobsSegmentedAsync(continuationToken);
List <string> blobNames = new List <string>();
if (typeOfBlobUpload == TypeOfBlobUpload.TrainingFile)
{
// Select blobs by name, where the name suggests the file is the training file
blobNames.AddRange(blobResultSegment.Results
.OfType <CloudBlockBlob>()
.Where(a => a.Uri.Segments.Last().Contains(".csv"))
.OrderByDescending(b => b.Properties.LastModified)
.Select(i => i.Uri.Segments.Last()).ToList());
}
else
{
// Select blobs by name, where the name suggests the file is the model file
blobNames.AddRange(blobResultSegment.Results
.OfType <CloudBlockBlob>()
.Where(a => a.Uri.Segments.Last().Contains(".zip"))
.OrderByDescending(b => b.Properties.LastModified)
.Select(i => i.Uri.Segments.Last()).ToList());
}
return(blobNames);
}
catch (Exception ex)
{
throw ex;
}
}
public async Task <bool> UploadBlob(Stream stream, TypeOfBlobUpload typeOfBlobUpload, string usersEmail, string fileName = null)
{
try
{
if (typeOfBlobUpload == TypeOfBlobUpload.ModelFile)
{
CloudBlockBlob cloudBlockBlob = cloudBlobContainer.GetBlockBlobReference($"Models/{usersEmail}/Model-{Guid.NewGuid()}.zip");
await cloudBlockBlob.UploadFromStreamAsync(stream);
}
else
{
CloudBlockBlob cloudBlockBlob = cloudBlobContainer.GetBlockBlobReference($"Models/{usersEmail}/{fileName}");
await cloudBlockBlob.UploadFromStreamAsync(stream);
}
return(true);
}
catch (Exception ex)
{
throw ex;
}
}