private FcmSharp.Requests.Notification ConvertNotification(Notification source)
{
if (source == null)
{
return(null);
}
return(new FcmSharp.Requests.Notification
{
Title = source.Title,
Body = source.Body
});
}
public async Task SendNotificationAsync(ApplicationUser user, Notification notification, CancellationToken cancellationToken = default(CancellationToken))
{
using (var context = factory.Create())
{
var tokens = await context.DbSet <UserRegistration>()
.Where(x => x.DeactivationDate == null)
.Select(x => x.RegistrationToken)
.ToListAsync(cancellationToken);
var tasks = tokens.Select(x => SendNotificationAsync(x, notification, cancellationToken));
await Task.WhenAll(tasks);
}
}
private async Task SendNotificationAsync(string token, Notification notification, CancellationToken cancellationToken)
{
var message = new FcmMessage
{
ValidateOnly = false,
Message = new Message
{
Token = token,
Notification = ConvertNotification(notification)
}
};
await client.SendAsync(message, cancellationToken);
}
public async Task SendNotificationAsync(Topic topic, Notification notification, CancellationToken cancellationToken = default(CancellationToken))
{
var message = new FcmMessage
{
ValidateOnly = false,
Message = new Message
{
Topic = topic.Name,
Notification = ConvertNotification(notification)
}
};
await client.SendAsync(message, cancellationToken);
}