public IActionResult Checkout([FromBody] SearchCardCheckoutOption options)
{
var result = _card.Checkout(options);
if (!result.IsSuccessful())
{
return(result.ToActionResult());
}
return(Ok());
}
public void Check_Card_Success()
{
SearchCardCheckoutOption option = new SearchCardCheckoutOption {
Amount = 20,
CardNumber = "7229291478892443",
ExpirationMonth = 04,
ExpirationYear = 2027
};
var cardResult = _cards.Checkout(option);
Assert.Equal(ApiResultCode.Success, cardResult.Code);
}
public ApiResult <Card> Checkout(SearchCardCheckoutOption options)
{
if (options == null)
{
return(ApiResult <Card> .UpdateFailed(
code : ApiResultCode.BadRequest,
errorText : "No valid checkout card info"));
}
// 1. card exists
var cardResult = GetCardbyNumber(options.CardNumber);
if (!cardResult.IsSuccessful())
{
return(ApiResult <Card> .UpdateFailed(
code : cardResult.Code,
errorText : cardResult.ErrorText));
}
var card = cardResult.Data; // get ref to card
// 2. Expiration
if (card.Expiration.ToString("MMyyyy") != $"{options.ExpirationMonth.ToString("00")}{options.ExpirationYear.ToString("0000")}")
{
return(new ApiResult <Card>()
{
Code = ApiResultCode.BadRequest,
ErrorText = $"Expiration date {options.ExpirationMonth.ToString("00")}/{options.ExpirationYear.ToString("0000")} not much card expiration !"
});
}
// 3. Card Active
if (!card.Active)
{
return(new ApiResult <Card>()
{
Code = ApiResultCode.BadRequest,
ErrorText = $"Card {card.CardNumber} is inactive"
});
}
// 4. Account has balance. For simplicity use only the first account
if (card.Accounts.Count == 0)
{
return(new ApiResult <Card>()
{
Code = ApiResultCode.BadRequest,
ErrorText = $"Card {card.CardNumber} has no related Accounts"
});
}
var account = card.Accounts[0];
if (account.Balance < options.Amount)
{
return(new ApiResult <Card>()
{
Code = ApiResultCode.BadRequest,
ErrorText = $"Not enough balance in your Account"
});
}
account.Balance -= options.Amount;
_dbContext.Update(account);
_dbContext.SaveChanges();
return(new ApiResult <Card>()
{
Data = card
});
}