public async Task Handle(CardCreatedEvent e)
{
var cardView = new CardViewQueryModel()
{
CardHolder = e.Data.CardHolder,
ExpirationDate = e.Data.ExpirationDate,
Id = e.Data.Id,
Number = e.Data.Number
};
var cardList = new CardListQueryModel()
{
Id = e.Data.Id,
Number = e.Data.Number,
CardHolder = e.Data.CardHolder,
ExpirationDate = e.Data.ExpirationDate,
HighestChargeDate = null,
HighestTransactionAmount = null,
HighestTransactionId = null,
TransactionCount = 0
};
await readDbContext.CardViewMaterializedView.InsertOneAsync(cardView);
await readDbContext.CardListMaterializedView.InsertOneAsync(cardList);
}
public TransactionListQueryModel Materialize(Transaction source1, CardListQueryModel source2)
{
return(new TransactionListQueryModel()
{
Id = source1.Id,
Amount = source1.Charge.Amount,
ChargeDate = source1.ChargeDate,
CardHolder = source2.CardHolder,
CardNumber = source2.Number,
CurrencyCode = source1.Charge.CurrencyCode,
UniqueId = source1.UniqueId
});
}
public CardListQueryModel Materialize(Transaction source1, CardListQueryModel source2)
{
if (!source2.HighestTransactionAmount.HasValue || source1.Charge.Amount > source2.HighestTransactionAmount)
{
source2.HighestChargeDate = source1.ChargeDate;
source2.HighestTransactionId = source1.Id;
source2.HighestTransactionAmount = source1.Charge.Amount;
}
source2.TransactionCount += 1;
return(source2);
}
public void Should_Create_Model_With_Right_Data()
{
// Arrange
var transaction = TransactionMother.CreateSimpleTransaction();
var cardList = new CardListQueryModel()
{
CardHolder = "Name",
Number = "12345678910"
};
// Act
var queryModel = materializer.Materialize(transaction, cardList);
// Assert
AssertProperties(queryModel, transaction, cardList);
}
private void AssertProperties(TransactionListQueryModel queryModel, Transaction transaction, CardListQueryModel cardList)
{
Assert.Equal(queryModel.Id, transaction.Id);
Assert.Equal(queryModel.Amount, transaction.Charge.Amount);
Assert.Equal(queryModel.CurrencyCode, transaction.Charge.CurrencyCode);
Assert.Equal(queryModel.ChargeDate, transaction.ChargeDate);
Assert.Equal(queryModel.UniqueId, transaction.UniqueId);
Assert.Equal(queryModel.CardHolder, cardList.CardHolder);
Assert.Equal(queryModel.CardNumber, cardList.Number);
}
