public static async Task <UserNotificationDetailsDto[]> WaitForNotificationsAsync(this INotificationsClient notificationsClient, string appId, string userId,
Func <UserNotificationDetailsDto, bool> condition, TimeSpan timeout)
{
var result = Array.Empty <UserNotificationDetailsDto>();
using (var cts = new CancellationTokenSource(timeout))
{
while (!cts.IsCancellationRequested)
{
var response = await notificationsClient.GetNotificationsAsync(appId, userId, cancellationToken : cts.Token);
if (response.Items.Count > 0 && (condition == null || response.Items.Any(condition)))
{
result = response.Items.ToArray();
break;
}
await Task.Delay(50);
}
}
return(result);
}
