private void Handle(GiftcardRedeemed message)
{
var previousTransaction = this.readStore.GiftcardTransactions.Last(g => g.CardId == message.CardId);
var newRevision = previousTransaction.Revision;
newRevision++;
this.readStore.GiftcardTransactions.Add(new GiftcardTransaction
{
CardId = message.CardId,
CardNumber = previousTransaction.CardNumber,
ValutaDate = DateTime.Today,
Event = message.GetType().Name,
Balance = previousTransaction.Balance - message.Amount,
Amount = message.Amount,
Revision = newRevision
});
}
private void Apply(GiftcardRedeemed @event)
{
this.balance -= @event.Amount;
}
public Task HandleAsync(GiftcardRedeemed message)
{
return(Task.Run(() => this.Handle(message)));
}
private void Handle(GiftcardRedeemed message)
{
var giftcard = this.readStore.GiftcardOverviews.Single(g => g.CardId == message.CardId);
giftcard.CurrentBalance -= message.Amount;
}
