/// <summary>
/// Prompt to select card type.
/// </summary>
/// <param name="cardInfo">If not null, it contains all data, i.e. card number, card name, checkings data etc.</param>
/// <param name="cardList">The list of card types.</param>
/// <param name="allowCancel">if set to <c>true</c> [allow cancel].</param>
public void SelectCardType(ref ICardInfo cardInfo, bool allowCancel, IEnumerable <ICardInfo> cardList)
{
using (frmSelectCardType dialog = new frmSelectCardType(cardList, allowCancel))
{
this.Application.ApplicationFramework.POSShowForm(dialog);
if (dialog.DialogResult == System.Windows.Forms.DialogResult.OK)
{
cardInfo = dialog.SelectedCard;
}
else
{
cardInfo = null;
}
}
}
/// <summary>
/// Finds the type of the correct card.
/// </summary>
/// <param name="swipedCard">The swiped card.</param>
/// <param name="allowCancel">if set to <c>true</c> [allow cancel].</param>
/// <param name="exclusionList">The list of card types to exlcude from search.</param>
/// <returns>The card info object.</returns>
private ICardInfo FindCorrectCardType(ICardInfo swipedCard, bool allowCancel, IEnumerable <CardTypes> exclusionList)
{
ICardInfo result = null;
Int64 binTo = 0;
Int64 binFrom = 0;
int binLength = 0;
Int64 cardSubString = 0;
List <ICardInfo> matchingCards = new List <ICardInfo>();
foreach (ICardInfo cardInfo in cardTypes)
{
binTo = Convert.ToInt64(cardInfo.BinTo);
binFrom = Convert.ToInt64(cardInfo.BinFrom);
binLength = Convert.ToInt32(cardInfo.BinLength);
string track2Data = LSRetailPosis.Settings.HardwareProfiles.MSR.Track2Data(swipedCard.Track2);
if (!string.IsNullOrEmpty(track2Data))
{
if (track2Data.Length >= binLength)
{
cardSubString = Convert.ToInt64(track2Data.Substring(0, binLength));
}
}
else
{
swipedCard.CardNumber = swipedCard.CardNumber.Replace("-", string.Empty);
if (swipedCard.CardNumber.Length >= binLength)
{
cardSubString = Convert.ToInt64(swipedCard.CardNumber.Substring(0, binLength));
}
else if (swipedCard.CardNumber.Trim().Length != 0)
{
cardSubString = Convert.ToInt64(swipedCard.CardNumber);
}
else
{
cardSubString = 0;
}
}
if ((binFrom <= cardSubString) &&
(cardSubString <= binTo) &&
(exclusionList == null || !exclusionList.Contains(cardInfo.CardType)))
{
// The card number is within this bin series and not in exlustion list
matchingCards.Add(cardInfo);
}
}
// Select from matching card types
if (matchingCards.Count == 1)
{
// if there is only one, then just auto-select it
result = matchingCards[0];
}
else if (matchingCards.Count > 1)
{
// otherwise, pop UI and prompt the user to select a card type.
using (frmSelectCardType dialog = new frmSelectCardType(matchingCards, allowCancel))
{
this.Application.ApplicationFramework.POSShowForm(dialog);
if (dialog.DialogResult == System.Windows.Forms.DialogResult.OK)
{
result = dialog.SelectedCard;
}
else
{
// User hit cancel
result = swipedCard;
result.CardType = CardTypes.None;
}
}
}
return(result);
}
