static void Main(string[] args)
{
if (args.Contains("--debug"))
{
SerialBeaconManager.SpoolDebugOutputToConsole();
}
Console.WriteLine("BlueCats Wallet Version {0}", _version);
Console.WriteLine();
// Discover serial beacons
Console.WriteLine("Discovering connected beacons...");
var availableBeacons = SerialBeaconManager.DiscoverSerialBeacons();
while (!availableBeacons.Any())
{
Console.WriteLine("No beacons detected. Connect a beacon and press enter.");
Console.ReadKey();
Console.WriteLine("Rescanning for connected serial beacons...");
availableBeacons = SerialBeaconManager.DiscoverSerialBeacons();
}
// Select a beacon
if (availableBeacons.Count == 1)
{
_selectedBeacon = availableBeacons.First();
}
else
{
while (_selectedBeacon == null)
{
for (var i = 0; i < availableBeacons.Count; i++)
{
Console.WriteLine("{0}) {1}", i + 1, availableBeacons[i]);
}
Console.WriteLine();
try
{
var choice = Convert.ToInt32(GetUserInput("Select a beacon")) - 1;
_selectedBeacon = availableBeacons.ElementAt(choice);
}
catch
{
Console.WriteLine("Invalid choice, enter a beacon number.");
}
}
Console.WriteLine();
}
// Attach to beacon and start listening
try
{
_selectedBeacon.Attach();
_selectedBeacon.BleConnectedEvent += _selectedBeacon_BleConnectedEvent;
_selectedBeacon.BleDisconnectedEvent += _selectedBeacon_BleDisconnectedEvent;
_selectedBeacon.BleDataRequestEvent += _selectedBeacon_BleDataRequestEvent;
_selectedBeacon.BleDataBlocksSentEvent += _selectedBeacon_BleDataBlocksSentEvent;
_selectedBeacon.BleDataIndicatedEvent += _selectedBeacon_BleDataIndicatedEvent;
try
{
_selectedBeacon.WriteEventsEnabled(true);
}
catch (Exception ex)
{
// enable events not supported in older beacon fw
Debug.Print("* Error on command WriteEventsEnabled(true): {0}",
ex.GetBaseException().Message, null);
}
Console.WriteLine("Attached to {0}", _selectedBeacon);
}
catch
{
if (_selectedBeacon.IsAttached)
{
_selectedBeacon.Detach();
}
Console.WriteLine("Failed to attach {0}", _selectedBeacon);
}
Console.WriteLine();
// Display merchant info
var merchantForMerchantId = Merchant.GenerateDemoMerchants(5);
var merchants = merchantForMerchantId.Values.ToList();
var cards = Card.GenerateDemoCards(merchants);
_demoDataSource = new DemoDataSource(merchantForMerchantId, cards);
Console.WriteLine(_demoDataSource.ToString());
// Display command prompt
Console.WriteLine("Enter 'commands' to see a list of commands.");
Console.WriteLine();
var quit = false;
while (!quit)
{
var line = GetUserInput(">");
if (line == null)
{
continue;
}
var parts = line.Split(' ');
if (parts.Length > 0)
{
quit = RunWalletCommand(parts);
}
}
// Cleanup
_selectedBeacon.BleConnectedEvent -= _selectedBeacon_BleConnectedEvent;
_selectedBeacon.BleDisconnectedEvent -= _selectedBeacon_BleDisconnectedEvent;
_selectedBeacon.BleDataRequestEvent -= _selectedBeacon_BleDataRequestEvent;
_selectedBeacon.BleDataBlocksSentEvent -= _selectedBeacon_BleDataBlocksSentEvent;
_selectedBeacon.BleDataIndicatedEvent -= _selectedBeacon_BleDataIndicatedEvent;
if (_selectedBeacon.IsAttached)
{
_selectedBeacon.Detach();
}
}
private static bool RunWalletCommand(string[] args)
{
bool quit = false;
if (string.Compare(args[0], "quit", true) == 0)
{
quit = true;
Console.WriteLine("Quitting Wallet.");
}
else if (string.Compare(args[0], "reload", true) == 0)
{
foreach (Card card in _demoDataSource.Cards)
{
card.CurrentBalance = card.OpeningBalance;
}
Console.WriteLine("Reloaded all cards.");
}
else if (string.Compare(args[0], "tender", true) == 0)
{
if (args.Length == 3)
{
bool tender = true;
if (SerialBeaconManager.GetAttachedBeacons().Count <= 0)
{
Console.WriteLine("Serial beacon not attached.");
tender = false;
}
Merchant merchant = _demoDataSource.GetMerchant(args[1]);
if (merchant == null)
{
Console.WriteLine("Merchant {0} not found.", args[1]);
tender = false;
}
decimal totalAmount;
if (!Decimal.TryParse(args[2], out totalAmount))
{
Console.WriteLine("Invalid total amount {0}.", args[2]);
tender = false;
}
if (tender)
{
Transaction transaction = new Transaction
{
TotalAmount = totalAmount,
RemainingAmount = totalAmount,
Merchant = merchant
};
_demoDataSource.AddTransaction(transaction);
TenderCard(transaction);
}
}
else
{
Console.WriteLine("Usage: tender merchantID amount");
}
}
else if (string.Compare(args[0], "cancel", true) == 0)
{
if (args.Length <= 2)
{
var transactionID = args.Length == 2 ? args[1] : null;
CancelTransaction(transactionID);
}
else
{
Console.WriteLine("Usage: cancel [transactionID]");
}
}
else if (string.Compare(args[0], "datasource", true) == 0)
{
Console.WriteLine(_demoDataSource);
}
else if (string.Compare(args[0], "firmware", true) == 0)
{
try
{
if (_selectedBeacon != null)
{
var fwVer = _selectedBeacon.ReadFirmwareVersion();
Console.WriteLine("Serial Beacon firmware: v{0}", fwVer);
}
else
{
Console.WriteLine("Error: Beacon needs to be reset");
}
}
catch (Exception ex)
{
Console.WriteLine("Serial beacon not responding");
Debug.Print("Serial beacon not responding: {0}", ex.GetBaseException().Message);
}
}
else if (!string.IsNullOrEmpty(args[0]))
{
WriteWalletCommandsToConsole();
}
return(quit);
}