/// <summary>Generic method for execute the REST call</summary>
/// <param name="func">The cal REST function </param>
private IPOSResponse ExecuteRESTCall(System.Func <string, IPOSResponse> func)
{
Stopwatch sw = new Stopwatch();
sw.Start();
string bodyStr = Request.Body.ReadAsString();
string restUrl = Request.Url.ToString();
string requestIP = Request.UserHostAddress;
if (requestIP == "::1")
{
requestIP = "localhost";
}
int lastIndex = Request.Url.Path.LastIndexOf('/');
string methodName = lastIndex >= 0 ? Request.Url.Path.Substring(lastIndex + 1) : Request.Url.Path;
string logRequestString = AddPrefixMessage(
GetLogRequestString(restUrl, bodyStr),
requestIP);
// log request
WriteLog(logRequestString, Request.Method, bodyStr, LogLevel.Debug);
// call the function
IPOSResponse response = func(bodyStr);
sw.Stop();
string logResponseString = AddPrefixMessage(
GetLogResponseString(restUrl, bodyStr, response.ResponseContent, sw.ElapsedMilliseconds),
requestIP);
// log response
WriteLog(logResponseString, Request.Method, bodyStr, LogLevel.Debug);
return(response);
}
public RESTNancyModule()
: base(ListenerConfig.Instance.POSRESTModuleBase)
{
Get["/status/{kiosk?}"] = parameters =>
{
// try to get the kiosk parameter
string kiosk = null;
try
{
string kioskStr = parameters.kiosk;
if (!string.IsNullOrWhiteSpace(kioskStr))
{
kiosk = kioskStr;
}
}
catch
{
}
// defines the function for calling GetStatus method
Func <string, IPOSResponse> func = (bodyStr) =>
{
StatusPOSResponse statusPOSResponse = new StatusPOSResponse();
if (string.IsNullOrWhiteSpace(kiosk))
{
// the kiosk parameter was not specified
statusPOSResponse.SetPOSError(Errors.KioskNotSpecified);
}
else
{
try
{
// call the POS and get the status for the specified kiosk
statusPOSResponse = GetStatus(kiosk);
}
catch (Exception ex)
{
statusPOSResponse = new StatusPOSResponse();
statusPOSResponse.SetPOSError(Errors.POSError, ex.Message);
}
}
return(statusPOSResponse);
};
// call GetStatus function
IPOSResponse response = ExecuteRESTCall(func);
if (response.HttpStatusCode == HttpStatusCode.OK)
{
return(new TextResponse(response.HttpStatusCode, response.ResponseContent));
}
else
{
return(response.HttpStatusCode);
}
};
Post["/order"] = parameters =>
{
// defines the function for calling OrderTransaction method
Func <string, IPOSResponse> func = (bodyStr) =>
{
OrderCreatePOSResponse posResponse = new OrderCreatePOSResponse();
Order order = posResponse.OrderCreateResponse.Order;
OrderCreateRequest request = null;
try
{
// deserialize request
request = JsonConvert.DeserializeObject <OrderCreateRequest>(bodyStr);
}
catch (Exception ex)
{
posResponse.SetPOSError(Errors.ErrorDeserializeRequest, ex.Message);
}
if (!order.HasErrors)
{
// no deserialize errors => check some elements
if (request.DOTOrder == null)
{
posResponse.SetPOSError(Errors.OrderMissing);
}
else if (string.IsNullOrWhiteSpace(request.DOTOrder.Kiosk))
{
posResponse.SetPOSError(Errors.KioskNotSpecified);
}
else if (string.IsNullOrWhiteSpace(request.DOTOrder.RefInt))
{
posResponse.SetPOSError(Errors.RefIntNotSpecified);
}
else if (request.DOTOrder.IsNewOrder && !request.DOTOrder.Items.Any())
{
posResponse.SetPOSError(Errors.ItemListNotSpecified);
}
else if (request.DOTOrder.IsTenderOrder &&
((request.DOTOrder.Tender == null) ||
(request.DOTOrder.Tender.TenderItems == null) ||
!request.DOTOrder.Tender.TenderItems.Any()))
{
posResponse.SetPOSError(Errors.TenderItemListNotSpecified);
}
else if (request.DOTOrder.IsExistingOrder && string.IsNullOrWhiteSpace(request.DOTOrder.OrderID))
{
posResponse.SetPOSError(Errors.OrderIDNotSpecified);
}
}
if (!order.HasErrors)
{
try
{
posResponse = OrderTransaction(request);
}
catch (Exception ex)
{
posResponse = new OrderCreatePOSResponse();
posResponse.SetPOSError(Errors.POSError, ex.Message);
}
}
return(posResponse);
};
// call OrderTransaction method
IPOSResponse response = ExecuteRESTCall(func);
if (response.HttpStatusCode == HttpStatusCode.Created)
{
return(new TextResponse(response.HttpStatusCode, response.ResponseContent));
}
else
{
return(response.HttpStatusCode);
}
};
Get["/testdiag/{culturename?}"] = parameters =>
{
// try to get the culture name
string culturename = null;
try
{
culturename = parameters.culturename;
}
catch
{
}
// defines the function for calling TestDiag method
Func <string, IPOSResponse> func = (bodyStr) =>
{
TestDiagPOSResponse posResponse = new TestDiagPOSResponse();
if (string.IsNullOrWhiteSpace(culturename))
{
posResponse.SetPOSError(Errors.CultureNameNotSpecified);
}
else
{
try
{
posResponse = TestDiag(culturename);
}
catch (Exception ex)
{
posResponse = new TestDiagPOSResponse();
posResponse.SetPOSError(Errors.POSError, ex.Message);
}
}
return(posResponse);
};
// call TestDiag method
IPOSResponse response = ExecuteRESTCall(func);
if (response.HttpStatusCode == HttpStatusCode.OK)
{
return(new TextResponse(response.HttpStatusCode, response.ResponseContent));
}
else
{
return(response.HttpStatusCode);
}
};
}
