public Task SendMessage <T>(string queueName, T message)
where T : class
{
var client = new QueueClient(connectionString, queueName);
return(client.SendAsync(new Message(Encoding.UTF8.GetBytes(json.Dump(message)))));
}
public Task CreateItem <T>(string key, T item, TimeSpan ttl)
where T : class
{
var cache = client.GetDatabase();
return(cache.StringSetAsync(key, json.Dump(item), ttl));
}
public async Task SendMessages <T>(IEnumerable <T> messages, CancellationToken cancellationToken)
where T : class
{
var batch = await client.CreateBatchAsync();
foreach (var message in messages)
{
var outputMessage = json.Dump <T>(message);
if (!batch.TryAdd(new EventData(Encoding.UTF8.GetBytes(outputMessage))))
{
throw new InvalidOperationException($"Unable to add message {outputMessage} to batch");
}
}
await client.SendAsync(batch, cancellationToken);
}
private async Task <IReadOnlyCollection <T> > Delete <T>(string userId, IReadOnlyCollection <T> items, CancellationToken cancellationToken)
where T : class, IHasId
{
if (items.Count == 0)
{
return(Array.Empty <T>());
}
var bundle = new Bundle <T>
{
ResourceType = "Bundle",
Type = "batch",
Entries = items.Select(item => new BundleEntry <T>
{
Request = new BundleRequest
{
Method = "DELETE",
Url = $"{item.ResourceType}/{item.Id}?hardDelete=true",
},
}).ToArray(),
};
var request = new HttpRequestMessage
{
RequestUri = new Uri($"{fhirUrl}/"),
Method = HttpMethod.Post,
Content = new StringContent(json.Dump(bundle), Encoding.UTF8, "application/json"),
};
await AddHeaders(request, userId, cancellationToken);
log.LogInformation("Deleting bundle with {count} items for user {userId}", bundle.Entries.Length, userId);
var deletedBundle = await http.Send <Bundle <T>, FhirApiException>(request, cancellationToken);
var deletedItems = deletedBundle.Entries.Zip(items)
.Where(t => t.First.Response.Status == "204" && t.First.Response.ETag != null)
.Select(t => t.Second)
.ToArray();
log.LogInformation("Deleted {count} items in bundle for user {userId}", deletedItems.Length, userId);
return(deletedItems);
}