async Task HandleUpdateTender(POSAPIMsg request)
{
var patRequest = JsonConvert.DeserializeObject <PATRequest>(request.Content);
if (patRequest == null || patRequest.Tender == null)
{
_logger.Log($"Invalid Request found in: {request.Header.RequestType} {request.Header.RequestMethod}", LogType.ERROR);
return;
}
await HandleRequest(request, () => new PATResponse { Tender = _tendersRepository.UpdateTender(patRequest.Tender) });
}
async Task HandleEFTPOSCommand(POSAPIMsg request)
{
var patRequest = JsonConvert.DeserializeObject <PATRequest>(request.Content);
await HandleRequest(request, () => new PATResponse { EFTPOSCommand = _eftposRepository.CreateEFTPOSCommand(patRequest.EFTPOSCommand) });
}
async Task HandleRequest(POSAPIMsg message, Func <PATResponse> func)
{
_logger.Log($"Processing {message.Header.RequestType} {message.Header.RequestMethod}");
// Get content
ResponseCode rc = ResponseCode.Ok;
string content = null;
try
{
PATResponse patResponse = func.Invoke();
content = JsonConvert.SerializeObject(patResponse);
}
catch (InvalidRequestException ex)
{
_logger.Log(ex.Message, LogType.ERROR);
rc = ResponseCode.BadRequest;
}
catch (ResourceNotFoundException ex)
{
_logger.Log(ex.Message, LogType.ERROR);
rc = ResponseCode.NotFound;
}
catch (Exception ex)
{
_logger.Log(ex.Message, LogType.ERROR);
rc = ResponseCode.ServerError;
}
// Build response
POSAPIMsg resp = new POSAPIMsg()
{
Header = new POSAPIMsgHeader()
{
RequestMethod = message.Header.RequestMethod,
RequestType = message.Header.RequestType,
ResponseCode = content != null ? ResponseCode.Ok : rc,
ContentLength = content?.Length ?? 0
},
Content = content
};
var respString = resp.ToString();
_logger.Log(new LogData(respString, $"TX (Building request): {respString}"));
try
{
// build eft request
EFTPayAtTableRequest eftRequest = new EFTPayAtTableRequest();
eftRequest.Header = resp.Header.ToString();
eftRequest.Content = resp.Content;
await SendRequest(eftRequest);
}
catch (Exception ex)
{
_logger.Log(ex.Message, LogType.ERROR);
throw;
}
}
private async Task ProcessRequest()
{
do
{
_logger.Log("Awaiting message...");
var r = await eft.ReadResponseAsync();
if (r == null) // stream is busy
{
_logger.Log("Received null response. Waiting 3 secs...");
await Task.Delay(3000); // wait 3 sec?
continue;
}
_logger.Log($"Message received! {r}");
if (r is EFTPayAtTableResponse)
{
try
{
var response = (EFTPayAtTableResponse)r;
var msg = new POSAPIMsg();
msg.ParseFromString(response);
_logger.Log(new LogData(msg.ToString(), $"RX (Handling message): {msg.ToString()}"));
switch (msg.Header.RequestMethod)
{
case RequestMethod.Settings:
if (msg.Header.RequestType == RequestType.GET)
{
await HandleRequest(msg, () => new PATResponse()
{
Settings = _settingsRepository.GetSettings(Data.Options)
});
}
break;
case RequestMethod.Tables:
if (msg.Header.RequestType == RequestType.GET)
{
await HandleRequest(msg, () => new PATResponse()
{
Tables = _tablesRepository.GetTables()
});
}
break;
case RequestMethod.TablesWithOrders:
if (msg.Header.RequestType == RequestType.GET)
{
await HandleRequest(msg, () => new PATResponse()
{
Tables = _tablesRepository.GetTablesWithOrders()
});
}
break;
case RequestMethod.TableOrders:
if (msg.Header.RequestType == RequestType.GET)
{
await HandleRequest(msg, () => new PATResponse()
{
Orders = _ordersRepository.GetOrdersFromTable(msg.Header.TableId)
});
}
break;
case RequestMethod.Order:
if (msg.Header.RequestType == RequestType.GET)
{
await HandleRequest(msg, () => new PATResponse()
{
Order = _ordersRepository.GetOrder(msg.Header.OrderId)
});
}
break;
case RequestMethod.OrderReceipt:
if (msg.Header.RequestType == RequestType.GET)
{
await HandleRequest(msg, () => new PATResponse()
{
Receipt = _ordersRepository.GetCustomerReceiptFromOrderId(msg.Header.OrderId, msg.Header.ReceiptOptionId)
});
}
break;
case RequestMethod.Tender:
if (msg.Header.RequestType == RequestType.POST)
{
await HandleCreateTender(msg);
}
else if (msg.Header.RequestType == RequestType.PUT)
{
await HandleUpdateTender(msg);
}
break;
case RequestMethod.EFTPOSCommand:
if (msg.Header.RequestType == RequestType.POST) //looks like there are 3 of them to handle
{
await HandleEFTPOSCommand(msg);
}
break;
}
}
catch (Exception ex)
{
_logger.Log(ex.Message, LogType.ERROR);
}
}
else if (r is EFTStatusResponse)
{
var response = (EFTStatusResponse)r;
_logger.Log($"Status response. {response.ResponseCode} {response.ResponseText}", (response.Success ? LogType.INFO : LogType.ERROR));
_logger.Log($"Pinpad online: {response.Success}");
}
}while (true);
}
