public void RestartDGV()
{
DGView.DataSource = null;
DGView.Rows.Clear();
DGView.Columns.Clear();
DGView.Update();
DGView.Refresh();
}
/// <summary>
/// Used to remove specific data on the Data Grid View
/// </summary>
/// <param name="barcode">Scanned Barcode</param>
/// <returns></returns>
private string RemoveSwiped(string barcode)
{
string message = "";
try
{
var dataToRemove = _giftCards.FirstOrDefault(search => search.Barcode.Equals(barcode));
_giftCards.Remove(dataToRemove);
message = "Successful";
BindingSource source = new BindingSource();
source.DataSource = _giftCards.Select(data => new { data.SequenceNumber, data.CardHolderName }).ToList();
DGView.DataSource = source;
DGView.Refresh();
}
catch (Exception error)
{
message += error.Message;
}
return(message);
}
/// <summary>
/// Used to load the data into the Data Grid View
/// </summary>
/// <param name="storedData">List of Data</param>
private void LoadGridView(Dictionary <int, Dictionary <int, string> > storedData)
{
foreach (var data in storedData)
{
GiftCard card = new GiftCard();
if (data.Value.TryGetValue(0, out string sequenceNumber))
{
card.SequenceNumber = sequenceNumber;
}
if (data.Value.TryGetValue(1, out string barcode))
{
card.Barcode = barcode;
}
if (data.Value.TryGetValue(2, out string cardHolderName))
{
card.CardHolderName = cardHolderName;
}
if (data.Value.TryGetValue(3, out string cardNumber))
{
card.CardNumber = cardNumber.Substring(cardNumber.IndexOf('B') + 1, 18);
}
_giftCards.Add(card);
}
BindingSource source = new BindingSource();
source.DataSource = _giftCards.Select(data => new { data.SequenceNumber, data.CardNumber }).ToList();
DGView.DataSource = source;
DGView.Refresh();
}