//@NonNull
//@CardBrand
private static string GetPossibleCardType(string cardNumber, bool shouldNormalize)
{
if (string.IsNullOrWhiteSpace(cardNumber))
{
return(Card.UNKNOWN);
}
var spacelessCardNumber = cardNumber;
if (shouldNormalize)
{
spacelessCardNumber = StripeTextUtils.RemoveSpacesAndHyphens(cardNumber);
}
if (StripeTextUtils.HasAnyPrefix(spacelessCardNumber, Card.PREFIXES_AMERICAN_EXPRESS))
{
return(Card.AMERICAN_EXPRESS);
}
else if (StripeTextUtils.HasAnyPrefix(spacelessCardNumber, Card.PREFIXES_DISCOVER))
{
return(Card.DISCOVER);
}
else if (StripeTextUtils.HasAnyPrefix(spacelessCardNumber, Card.PREFIXES_JCB))
{
return(Card.JCB);
}
else if (StripeTextUtils.HasAnyPrefix(spacelessCardNumber, Card.PREFIXES_DINERS_CLUB))
{
return(Card.DINERS_CLUB);
}
else if (StripeTextUtils.HasAnyPrefix(spacelessCardNumber, Card.PREFIXES_VISA))
{
return(Card.VISA);
}
else if (StripeTextUtils.HasAnyPrefix(spacelessCardNumber, Card.PREFIXES_MASTERCARD))
{
return(Card.MASTERCARD);
}
else
{
return(Card.UNKNOWN);
}
}
/// <summary>
/// Gets the <see cref="Brand"/> of this card. Updates the value if none has yet been set, or
/// if the <see cref="Number"/> has been changed.
/// </summary>
/// <returns>the <see cref="Brand"/> of this card</returns>
public string GetBrand()
{
if (string.IsNullOrWhiteSpace(Brand) && !string.IsNullOrWhiteSpace(Number))
{
/*@CardBrand*/
string evaluatedType;
if (StripeTextUtils.HasAnyPrefix(Number, PREFIXES_AMERICAN_EXPRESS))
{
evaluatedType = AMERICAN_EXPRESS;
}
else if (StripeTextUtils.HasAnyPrefix(Number, PREFIXES_DISCOVER))
{
evaluatedType = DISCOVER;
}
else if (StripeTextUtils.HasAnyPrefix(Number, PREFIXES_JCB))
{
evaluatedType = JCB;
}
else if (StripeTextUtils.HasAnyPrefix(Number, PREFIXES_DINERS_CLUB))
{
evaluatedType = DINERS_CLUB;
}
else if (StripeTextUtils.HasAnyPrefix(Number, PREFIXES_VISA))
{
evaluatedType = VISA;
}
else if (StripeTextUtils.HasAnyPrefix(Number, PREFIXES_MASTERCARD))
{
evaluatedType = MASTERCARD;
}
else
{
evaluatedType = UNKNOWN;
}
Brand = evaluatedType;
}
return(Brand);
}
