public override async Task <Stream> GetOrNullAsync(BlobProviderGetArgs args)
{
var container = await DatabaseBlobContainerRepository.FindAsync(
args.ContainerName,
args.CancellationToken
);
if (container == null)
{
return(null);
}
var blob = await DatabaseBlobRepository.FindAsync(
container.Id,
args.BlobName,
args.CancellationToken
);
if (blob == null)
{
return(null);
}
return(new MemoryStream(blob.Content));
}
public override async Task <bool> ExistsAsync(BlobProviderExistsArgs args)
{
var container =
await DatabaseBlobContainerRepository.FindAsync(args.ContainerName,
args.CancellationToken);
if (container == null)
{
return(false);
}
return(await DatabaseBlobRepository.ExistsAsync(container.Id, args.BlobName,
args.CancellationToken));
}
protected virtual async Task <DatabaseBlobContainer> GetOrCreateContainerAsync(
string name,
CancellationToken cancellationToken = default)
{
var container = await DatabaseBlobContainerRepository.FindAsync(name, cancellationToken);
if (container != null)
{
return(container);
}
container = new DatabaseBlobContainer(GuidGenerator.Create(), name, CurrentTenant.Id);
await DatabaseBlobContainerRepository.InsertAsync(container, cancellationToken : cancellationToken);
return(container);
}
public override async Task <bool> DeleteAsync(BlobProviderDeleteArgs args)
{
var container = await DatabaseBlobContainerRepository.FindAsync(
args.ContainerName,
args.CancellationToken
);
if (container == null)
{
return(false);
}
return(await DatabaseBlobRepository.DeleteAsync(
container.Id,
args.BlobName,
autoSave : true,
cancellationToken : args.CancellationToken
));
}
