private Ticket InaccurateEquals(TurnstileScan scan)
{
var code = scan.code.Substring(0, scan.code.Length - 2);
var minCodeLength = 4;
if (code.Length < minCodeLength)
{
throw new CodeToShort(VerificationMethod.Barcode, minCodeLength);
}
var tickets = _db.Tickets.Where(t => t.Number.StartsWith(code));
if (tickets.Count() > 1)
{
throw new MultipleTicketsFound(VerificationMethod.Barcode, tickets.Count());
}
var ticket = tickets.FirstOrDefault();
if (ticket == null)
{
throw new TicketNotFound(VerificationMethod.Barcode);
}
return(ticket);
}
public Ticket Find(TurnstileScan barcode)
{
Ticket ticket;
try
{
ticket = StrictEquals(barcode);
}
catch (TicketNotFound)
{
ticket = InaccurateEquals(barcode);
}
var concert = _db.Events.FirstOrDefault(e => e.Id == ticket.EventId);
if (concert == null)
{
throw new ConcertNotFound(VerificationMethod.Barcode);
}
;
// TimeSpan dateDiff = _dateTimeProvider.Now - concert.Time;
// var hoursDiff = Math.Abs(dateDiff.TotalHours);
// if (dateDiff.TotalHours <= -12) {
// throw new TooEarly(VerificationMethod.Barcode, hoursDiff);
// }
// if (dateDiff.TotalHours >= 12) {
// throw new TooLate(VerificationMethod.Barcode, hoursDiff);
// }
return(ticket);
}
public Ticket Find(TurnstileScan barcode)
{
var ticket = _db.Tickets.FirstOrDefault(t => t.Number == barcode.code);
var anotherTicket = _db.Tickets
.AsEnumerable()
.FirstOrDefault(t => t.Number == barcode.code);
if (ticket == null)
{
throw new TicketNotFound(VerificationMethod.Manual);
}
;
return(ticket);
}
public Ticket Find(TurnstileScan barcode)
{
_log.LogInformation("Find ticket using verification method: {0}", barcode.method);
if (barcode.method == VerificationMethod.Barcode)
{
return(_barcodeTicketFinder.Find(barcode));
}
if (barcode.method == VerificationMethod.Manual)
{
return(_manualTicketFinder.Find(barcode));
}
throw new Exception($"Verification method doesn't exist: {barcode.method}");
}
private Ticket StrictEquals(TurnstileScan scan)
{
var tickets = _db.Tickets.Where(t => t.Number == scan.code);
if (tickets.Count() > 1)
{
throw new MultipleTicketsFound(VerificationMethod.Barcode, tickets.Count());
}
var ticket = tickets.FirstOrDefault();
if (ticket == null)
{
throw new TicketNotFound(VerificationMethod.Barcode);
}
return(ticket);
}