private async Task DeleteRegistrationsForDeviceAsync(string pnsHandle)
{
var isDeleted = false;
while (!isDeleted)
{
try
{
await _hub.DeleteRegistrationsByChannelAsync(pnsHandle);
isDeleted = true;
}
catch (MessagingEntityNotFoundException)
{
// Intentionally doing nothing here
// Internally, Azure SDK will delete registrations concurrently with Task.WhenAll.
// If at least one deletion fails (e.g. due to a race condition with other delete operation, 404 response is returned),
// we need to retry to ensure everything is deleted
}
catch (MessagingException ex)
{
throw new PushNotificationException($"Something went wrong during deleting registrations for device handle: '{pnsHandle}'.", ex);
}
}
}
public async Task <bool> DeleteRegistration(string deviceToken)
{
Trace.TraceInformation("Deleting Registration");
await hub.DeleteRegistrationsByChannelAsync(deviceToken);
return(true);
}
// POST api/RegisterDevice
public void Post([FromBody] string value)
{
var connectionString = ConfigurationManager.AppSettings["NotificationHubConnectionString"];
var notificationHubName = ConfigurationManager.AppSettings["NotificationHubName"];
NotificationHubClient hub = NotificationHubClient.CreateClientFromConnectionString(connectionString, notificationHubName);
// Decode from Base64
string Base64DecodedChannelUri = Encoding.UTF8.GetString(Convert.FromBase64String(value));
hub.DeleteRegistrationsByChannelAsync(Base64DecodedChannelUri).Wait();
hub.CreateWindowsNativeRegistrationAsync(Base64DecodedChannelUri);
}
public async Task DeleteRegistrationsByChannelAsync_DeleteAppleNativeRegistrationByChannel_RegistrationIsDeleted()
{
LoadMockData();
await DeleteAllRegistrationsAndInstallations();
var registration = new AppleRegistrationDescription(_configuration["AppleDeviceToken"]);
var createdRegistration = await _hubClient.CreateRegistrationAsync(registration);
await _hubClient.DeleteRegistrationsByChannelAsync(_configuration["AppleDeviceToken"]);
await Assert.ThrowsAsync <MessagingEntityNotFoundException>(async() => await _hubClient.GetRegistrationAsync <AppleRegistrationDescription>(createdRegistration.RegistrationId));
RecordTestResults();
}
public async Task DeleteRegistrationByDeviceId(string handle)
{
await _hub.DeleteRegistrationsByChannelAsync(handle);
}
