/// <summary>
/// Method for simulating a PhoneCall. this method choose randomly an answer call and retrieve the information.
/// </summary>
/// <param name="e">Object: CallSimulatorRequest with Call data</param>
/// <returns>Object: CallSimulatorResponse with Hangout Call data</returns>
private CallSimulatorResponse Phonecall(CallSimulatorRequest e)
{
try
{
var response = new CallSimulatorResponse();
Dictionary <string, int> answer = new Dictionary <string, int>();
int h = 0;
answer.Add("Accepted", 0);
answer.Add("Rejected", 1);
answer.Add("On_Hold", 2);
answer.Add("UnReach", 3);
Random c = new Random();
h = c.Next(answer.Min(a => a.Value), answer.Max(a => a.Value));
var endc = e.startCall.AddMinutes(c.Next(1, 20));
switch (h)
{
case 0:
response.startCall = e.startCall;
response.endCall = endc;
response.answerType = h;
response.answerDesc = answer.FirstOrDefault(k => k.Value == h).Key;
break;
case 1:
response.startCall = e.startCall;
response.endCall = e.startCall;
response.answerType = h;
response.answerDesc = answer.FirstOrDefault(k => k.Value == h).Key;
break;
case 2:
response.startCall = e.startCall;
response.endCall = endc;
response.answerType = h;
response.answerDesc = answer.FirstOrDefault(k => k.Value == h).Key;
break;
case 3:
response.startCall = e.startCall;
response.endCall = e.startCall;
response.answerType = h;
response.answerDesc = answer.FirstOrDefault(k => k.Value == h).Key;
break;
}
return(response);
}
catch (Exception ex)
{
throw ex;
}
}
/// <summary>
/// Call simulator Method
/// </summary>
/// <param name="call">Object: CallSimulatorRequest with Call data</param>
/// <returns>Object: CallSimulatorResponse with Hangout Call data</returns>
public CallSimulatorResponse StartPhoneCall(CallSimulatorRequest call)
{
try
{
var response = new CallSimulatorResponse();
response = Phonecall(call);
return(response);
}
catch (Exception ex)
{
throw new Exception("Cannot connect the phone call with the destination phone number. Exception: " + ex.Message);
}
}
public CallSimulatorResponse startcall(CallSimulatorRequest e)
{
try
{
Phonecall(e);
var response = new CallSimulatorResponse();
response = Phonecall(e);
return(response);
}
catch (Exception ex)
{
throw ex;
}
}
/// <summary>
/// Execute an incoming Call Request. Calculating:
/// 1.Call Duration.
/// 2.Call Cost.
/// 3.Minutes Used.
/// 4.Minutes Balance.
/// </summary>
/// <param name="data">Stream with Json Data; Object: Call Entity</param>
/// <returns>Stream with Json Data; Object: Response Entity</returns>
public Stream startPhoneCall(Stream data)
{
try
{
decimal callLast = 0;
call = SerializationHelpers.DeserializeJson <Call>(data);
cus = dataAccess.getCustomerPerPhone(call.PhoneNumber);
cusPhone = dataAccess.getBalance(cus.Id, cus.PhoneNumber);
if (cusPhone != null)
{
if (!transValidations.validateMinLeft(cusPhone.MinuteBalance))
{
resp.idResponse = 0;
resp.response = "Customer does not have minutes for making this call.";
resp.exception = null;
return(SerializationHelpers.GenerateStreamFromString(SerializationHelpers.SerializeJson <Response>(resp)));
}
}
else
{
resp.idResponse = 0;
resp.response = "Customer does not have minutes for making this call.";
resp.exception = null;
return(SerializationHelpers.GenerateStreamFromString(SerializationHelpers.SerializeJson <Response>(resp)));
}
Price p = dataAccess.getPrice(Convert.ToInt32(2));
//Call simulation
var makecall = new CallSimulatorMock();
var callreq = new CallSimulatorRequest {
toPhoneNumber = cus.PhoneNumber, fromPhoneNumber = call.DestinationNumber, startCall = DateTime.Now, minutesLet = cusPhone.MinuteBalance
};
var callresp = new CallSimulatorResponse();
callresp = makecall.StartPhoneCall(callreq);
TimeSpan duCall = BussinessOps.GetDurationCall(callresp);
if (Convert.ToDecimal(duCall.TotalSeconds) >= (cusPhone.MinuteBalance * 60))
{
callLast = cusPhone.MinuteBalance;
cusPhone.MinuteBalance = 0;
cusPhone.MinutesUsed = callLast;
dataAccess.updBalance(cusPhone);
}
else
{
callLast = Convert.ToDecimal(duCall.TotalSeconds);
cusPhone.MinuteBalance -= callLast / 60;
cusPhone.MinutesUsed += callLast / 60;
dataAccess.updBalance(cusPhone);
}
var callCost = BussinessOps.GetCallCost(p.Prices, callLast);
var c = new Call {
Id = cus.Id, PhoneNumber = cus.PhoneNumber, DestinationNumber = call.DestinationNumber, InitialDatetime = callresp.startCall, FinalDatetime = callresp.endCall, Duration = callLast, Cost = callCost, State = callresp.answerType
};
var res = dataAccess.initPhoneCall(c);
resp.idResponse = 0;
resp.response = "From Phone Number: " + cus.PhoneNumber + " \nTo from Phone Number: " + call.DestinationNumber + " \nStart Call DateTime: " + c.InitialDatetime.ToString() + " \nEndCall DateTime : " + c.FinalDatetime.ToString() +
" \nCall Duration: " + c.Duration.ToString() + "sec. \n Call Cost: " + c.Cost + " \n Call State: " + callresp.answerDesc;
resp.exception = null;
return(SerializationHelpers.GenerateStreamFromString(SerializationHelpers.SerializeJson <Response>(resp)));
}
catch (Exception ex)
{
resp.idResponse = 400;
resp.response = "Transaction: PhoneCall; Customer does not Exist.";
resp.exception = ex.Message;
return(SerializationHelpers.GenerateStreamFromString(SerializationHelpers.SerializeJson <Response>(resp)));
}
}
/// <summary>
/// Calculate the duration of the Phone Call
/// </summary>
/// <param name="callresp">Call Information</param>
/// <returns>Duration Call</returns>
public static TimeSpan GetDurationCall(CallSimulatorResponse callresp)
{
return(callresp.endCall - callresp.startCall);
}
