public async Task <PushNonce> Handle(GeneratePushNonceCommand request, CancellationToken cancellationToken)
{
var profile = await repository.GetProfileAsync(request.ProfileId, request.DeviceId, cancellationToken);
if (profile == null)
{
throw new DomainException("Profile not found");
}
if (string.IsNullOrEmpty(profile.PushToken))
{
throw new DomainException("Push token is required please update profile");
}
var instanceInfo = await instanceIdService.GetInstanceInfoAsync(profile.PushToken, cancellationToken);
if (instanceInfo == null)
{
throw new DomainException("Push token is invalid");
}
if (instanceInfo.Platform != profile.ClientInfo.OperationSystem || instanceInfo.Application != profile.ClientInfo.Integrator)
{
throw new DomainException("Push token is invalid or from wrong platform");
}
var pushNonce = await context.PushNonces.SingleOrDefaultAsync(x => x.Id == profile.PushToken, cancellationToken);
if (pushNonce != null)
{
pushNonce.Update(nonceGenerator.Generate(), DateTime.UtcNow, DateTime.UtcNow.Add(request.TokenExpiration));
}
else
{
pushNonce = new PushNonce(profile.PushToken, nonceGenerator.Generate(), DateTime.UtcNow, DateTime.UtcNow.Add(request.TokenExpiration));
await context.PushNonces.AddAsync(pushNonce, cancellationToken);
}
await context.SaveChangesAsync(cancellationToken);
var message = new Notification
{
Data = new Dictionary <string, object>
{
{ "type", "PUSH_NONCE" },
{ "Nonce", pushNonce.Body }
},
Priority = "high",
ContentAvailable = true
};
var sendNonceCommand = new SendPushNotificationCommand(profile.Id, message);
await mediator.Send(sendNonceCommand, cancellationToken);
return(pushNonce);
}
protected override void Handle(StoreNonceCommand request)
{
if (string.IsNullOrEmpty(request.CovidPass))
{
throw new DomainException($"{nameof(request.CovidPass)} cannot be null or empty");
}
var cacheEntry = new CovidPassNonceCacheEntry(request.CovidPass, nonceGenerator.Generate());
memoryCache.Set(cacheEntry.Key, cacheEntry, TimeSpan.FromSeconds(15));
}