/*
* This function fetches any reponse invoked by the client -> Addtion or Multipcation or The generate prime numbers function
*
* The ServiceProviderIntermed returns are of two types -> string (invoke of the addition or multipication services will return a single string)
* -> List<string> (invocation of generation of prime number will have many values)
*
* To handle this a try catch block has been implemented in the concatMessage() static function.
*
*
* @param APIEndPoint
* @returns ServiceProviderIntermed
*
* References : Lab 3
* Serialise and de-serialize : https://stackoverflow.com/questions/13297563/read-and-parse-a-json-file-in-c-sharp
* RestSharp
*
*/
public ServiceProviderIntermed response(string APIEndPoint)
{
ServiceProviderIntermed intermed = new ServiceProviderIntermed();
RestRequest restRequest = new RestRequest(APIEndPoint);
//Invoke get request with the given endpoint
IRestResponse response = restClient.Get(restRequest);
//De-serialize json return
intermed = JsonConvert.DeserializeObject <ServiceProviderIntermed>(response.Content);
return(intermed);
}
private void TestService_Click(object sender, RoutedEventArgs e)
{
string messageBoxReply = "----Test----\n";
string variables = "";
try
{
int numberOfOperands = 0;
numberOfOperands = int.Parse(selectedService.numberOfOperands);
if (selectedService == null)
{
MessageBox.Show("You have not selected a service to test");
}
else
{
List <TextBox> textBoxes = new List <TextBox>();
//Creating textboxes dynamically based on the numberOfOperands in the selectedService
for (int x = 0; x < numberOfOperands; x++)
{
//Finding the registered name for the TextBox
TextBox txtNumber1 = (TextBox)this.stackPanelName.FindName($"no{x}");
//Add to a list of textBoxes
textBoxes.Add(txtNumber1);
//Remove the dynamically created textbox
this.stackPanelName.Children.Remove(txtNumber1);
//Unregister name in stack panel
stackPanelName.UnregisterName($"no{x}");
}
string serviceEndPoint = selectedService.serviceEndPoint;
//concatinating all the input values so that it will come in the form -> /1/2/3/ or so
foreach (TextBox textBox in textBoxes)
{
variables = variables + "/" + textBox.Text;
}
//serviceEndPoint = "localhost:8090/ADDTwoNumbers" + "/2/3/4" + "/" + "{token}"
serviceEndPoint = serviceEndPoint + variables + "/" + TOKEN;
//MessageBox.Show(serviceEndPoint);
//Put the endpoint to accessObject of the Service Provider and fetch the object
intermed = accessObject.response(serviceEndPoint);
//Get a concatMessage with all the values
messageBoxReply = ServiceProviderAccessObject.concatMessage(messageBoxReply, intermed);
//Display the service in a MessageBox
MessageBox.Show(messageBoxReply);
//Re-initilize if another service is invoked
intermed = null;
messageBoxReply = "";
serviceEndPoint = "";
}
}
catch (NullReferenceException)
{
MessageBox.Show("You have not selected a service to test");
}
}
/*
* This function will concat all the values and status information to be dispayed on a MessageBox to the user
* @param string message, ServiceProvider intermed object to concat
*
* In this function it is intially assumed that the function will not generate a System.ArgumentNullException
* If generated will be handled in the catch block where it is assumed that the Exception was caused as there is a single return (multiply, substraction function)
*
* @return concat string
*
*/
public static string concatMessage(string message, ServiceProviderIntermed intermed)
{
try
{
//intermed.Values will be null if invoke a single string return service
//It may which will generate a System.ArgumentNullException
if (intermed.Values.Count() > 0)
{
message = "Values : ";
//foreach value concat to string
foreach (String value in intermed.Values)
{
message = message + $"{value}, ";
}
if (!String.IsNullOrWhiteSpace(intermed.Status))
{
message = message + "\n";
message = message + "Status : ";
message = message + $"{intermed.Status}";
}
if (!String.IsNullOrWhiteSpace(intermed.Reason))
{
message = message + "\n";
message = message + "Reason : ";
message = message + $"{intermed.Reason}";
}
}
}
catch (System.ArgumentNullException)
{
//System.ArgumentNullException means that it is a single string , reason and status returned
if (!String.IsNullOrWhiteSpace(intermed.Value))
{
message = $"value is : {intermed.Value} \n";
if (!String.IsNullOrWhiteSpace(intermed.Status))
{
message = message + "\n";
message = message + "Status : ";
message = message + $"{intermed.Status}";
}
if (!String.IsNullOrWhiteSpace(intermed.Reason))
{
message = message + "\n";
message = message + "Reason : ";
message = message + $"{intermed.Reason}";
}
}
else //this means the token has not been validated and so have a "Status" and "Reason"
{
if (!String.IsNullOrWhiteSpace(intermed.Status))
{
message = message + "Status : ";
message = message + $"{intermed.Status}";
}
if (!String.IsNullOrWhiteSpace(intermed.Reason))
{
message = message + "\n";
message = message + "Reason : ";
message = message + $"{intermed.Reason}";
}
}
}
return(message);
}