public async Task<TBlob> GetBlobAsync<TBlob, TBlobDocument>(string name)
where TBlob : class, IBlobModel<TBlobDocument>
where TBlobDocument : class
{
var containerName = BlobContainerAttribute.GetContainerName<TBlobDocument>();
var blobContainerClient = GetOrCreateBlobContainer(containerName);
var blobClient = blobContainerClient.GetBlobClient(name);
var exists = await blobClient.ExistsAsync();
if (!exists) return default;
var response = await blobClient.DownloadAsync();
var download = response.Value;
var reader = new StreamReader(download.Content);
var jsonContent = await reader.ReadToEndAsync();
var content = JsonConvert.DeserializeObject<TBlobDocument>(jsonContent);
var metadata = download.Details.Metadata;
var blobModel = new BlobModel<TBlobDocument>
{
Name = name,
Content = content,
Metadata = metadata
};
return blobModel as TBlob;
}
public async Task SaveBlobAsync<TBlob, TBlobDocument>(TBlob blob)
where TBlob : class, IBlobModel<TBlobDocument>
where TBlobDocument : class
{
var containerName = BlobContainerAttribute.GetContainerName<TBlobDocument>();
var blobContainerClient = GetOrCreateBlobContainer(containerName);
var blobClient = blobContainerClient.GetBlobClient(blob.Name);
var exists = await blobClient.ExistsAsync();
if (exists)
{
throw new ArgumentException($"Blob {blob.Name} already exists!");
}
using (var stream = SerializeToStream(blob.Content))
{
await blobClient.UploadAsync(stream, metadata: blob.Metadata);
}
}