private async Task ExecuteAsync(CancellationToken cancellationToken)
{
var storageAccount = CloudStorageAccount.Parse(_globalSettings.Notifications.ConnectionString);
var queueClient = storageAccount.CreateCloudQueueClient();
_queue = queueClient.GetQueueReference("notifications");
while (!cancellationToken.IsCancellationRequested)
{
var messages = await _queue.GetMessagesAsync(32, TimeSpan.FromMinutes(1),
null, null, cancellationToken);
if (messages.Any())
{
foreach (var message in messages)
{
var notification = JsonConvert.DeserializeObject <PushNotificationData <object> >(
message.AsString);
await HubHelpers.SendNotificationToHubAsync(notification, _hubContext, cancellationToken);
await _queue.DeleteMessageAsync(message);
}
}
else
{
await Task.Delay(TimeSpan.FromSeconds(5), cancellationToken);
}
}
}
public async Task PostSend()
{
using (var reader = new StreamReader(Request.Body, Encoding.UTF8))
{
var notificationJson = await reader.ReadToEndAsync();
if (!string.IsNullOrWhiteSpace(notificationJson))
{
await HubHelpers.SendNotificationToHubAsync(notificationJson, _hubContext);
}
}
}
private async Task ExecuteAsync(CancellationToken cancellationToken)
{
var storageAccount = CloudStorageAccount.Parse(_globalSettings.Notifications.ConnectionString);
var queueClient = storageAccount.CreateCloudQueueClient();
_queue = queueClient.GetQueueReference("notifications");
while (!cancellationToken.IsCancellationRequested)
{
try
{
var messages = await _queue.GetMessagesAsync(32, TimeSpan.FromMinutes(1),
null, null, cancellationToken);
if (messages.Any())
{
foreach (var message in messages)
{
try
{
await HubHelpers.SendNotificationToHubAsync(
message.AsString, _hubContext, cancellationToken);
await _queue.DeleteMessageAsync(message);
}
catch (Exception e)
{
_logger.LogError("Error processing dequeued message: " +
$"{message.Id} x{message.DequeueCount}.", e);
if (message.DequeueCount > 2)
{
await _queue.DeleteMessageAsync(message);
}
}
}
}
else
{
await Task.Delay(TimeSpan.FromSeconds(5), cancellationToken);
}
}
catch (Exception e)
{
_logger.LogError("Error processing messages.", e);
}
}
_logger.LogWarning("Done processing.");
}
private async Task ExecuteAsync(CancellationToken cancellationToken)
{
_queueClient = new QueueClient(_globalSettings.Notifications.ConnectionString, "notifications");
while (!cancellationToken.IsCancellationRequested)
{
try
{
var messages = await _queueClient.ReceiveMessagesAsync(32);
if (messages.Value?.Any() ?? false)
{
foreach (var message in messages.Value)
{
try
{
await HubHelpers.SendNotificationToHubAsync(
message.DecodeMessageText(), _hubContext, cancellationToken);
await _queueClient.DeleteMessageAsync(message.MessageId, message.PopReceipt);
}
catch (Exception e)
{
_logger.LogError("Error processing dequeued message: " +
$"{message.MessageId} x{message.DequeueCount}. {e.Message}", e);
if (message.DequeueCount > 2)
{
await _queueClient.DeleteMessageAsync(message.MessageId, message.PopReceipt);
}
}
}
}
else
{
await Task.Delay(TimeSpan.FromSeconds(5), cancellationToken);
}
}
catch (Exception e)
{
_logger.LogError("Error processing messages.", e);
}
}
_logger.LogWarning("Done processing.");
}
public async Task PostNotification([FromBody] PushNotificationData <object> model)
{
await HubHelpers.SendNotificationToHubAsync(model, _hubContext);
}