public bool Handle(DomainEventHandlerData <UpgradeCastleEvent> @event)
{
var snap = @event.Snapshot as GameAggregate;
var castle = snap?.Castles.FirstOrDefault(e => e.Id == @event.EventObject.CastleId);
if (castle == null)
{
return(false);
}
castle.Strength++;
var coins = _domainService.GetCoinsToUpgradeCastle(castle.Strength);
_domain.AddEvent(snap.Id, new DeficitCoinsEvent(coins, castle.Army, castle.OwnerUserId));
return(true);
}