private string GetSubscriptionMenu(MoUssdReceiver receiver, string prevMsg, string message)
{
if (prevMsg == _configurationHelper.MenuLevel1 && receiver.getMessage() != "0")
{
if (receiver.getMessage().ToUpper().StartsWith(_configurationHelper.SmsKeyword))
{
message = _configurationHelper.MenuLevel2;
}
else
{
throw new Exception("Invalid Format.");
}
}
return(message);
}
private string GetSubscriptionConfirmationMenu(MoUssdReceiver receiver, string message)
{
if (receiver.getMessage() == "1") //// Subscribe
{
message = _configurationHelper.MenuLevel3;
}
else if (receiver.getMessage() == "2") //// unsubscribe
{
message = _configurationHelper.MenuLevel4;
}
else if (receiver.getMessage() == "3") //// add more
{
message = _configurationHelper.MenuLevel1;
}
return(message);
}
private void RunCheckerProcess(MoUssdReceiver receiver, string cacheKey, ref bool clearCache, ref string response, ref string message, string sessionId)
{
var numbers = receiver.getMessage();
if (string.IsNullOrEmpty(sessionId))// for SMS check
{
string smsKeyword = _configurationHelper.SmsKeyword;
string subscriptionKeyword = _configurationHelper.SubscriptionKeyword;
string unSubscriptionKeyword = _configurationHelper.UnSubscriptionKeyword;
if (numbers.ToUpper().Trim().Contains(subscriptionKeyword))
{
string chargeAmount = _configurationHelper.SubscriptionChargeAmount;
UpdateSubscription(receiver.SourceAddress, true);
message = _configurationHelper.SubscriptionConfirmMsg + _configurationHelper.UnSubscriptionMsg;
response = loadObjectSender(sessionId, message, receiver, chargeAmount);
clearCache = ClearCache(cacheKey, ref receiver);
}
else if (numbers.ToUpper().Trim().Contains(unSubscriptionKeyword))
{
UpdateSubscription(receiver.SourceAddress, false);
message = _configurationHelper.UnSubscriptionConfirmMsg;
}
else if (numbers.ToUpper().Trim().Contains(smsKeyword))
{
message = _configurationHelper.SMSLevel1;
message = CheckPBNumbers(numbers) + "\r\n" + message;
}
else
{
message = receiver.getMessage();
}
}
else
{
message = CheckPBNumbers(numbers) + "\r\n" + message;
}
}
public string SendMessage(MoUssdReceiver receiver)
{
//// TODO:: Check http session in netcore
string cacheKey = "PrevMsg_" + receiver.SessionId;
bool clearCache = false;
string prevMsg = _configurationHelper.CacheTryGetValueSet(cacheKey, receiver.Message);
string response = string.Empty;
string message = string.Empty;
string sessionId = receiver.SessionId;
string dialNo = _configurationHelper.USSDDialNo;
if (receiver.getMessage() == dialNo)
{
message = _configurationHelper.MenuLevel1;
}
else if (prevMsg.Contains(_configurationHelper.MenuLevel2) && receiver.getMessage() != "0")
{
message = GetSubscriptionConfirmationMenu(receiver, message);
}
else if (prevMsg.Contains(_configurationHelper.MenuLevel3) && receiver.getMessage() == "1")//// Subscriptions
{
message = "Thanks for subscription. We will notify you every 3 months after draw.\r\n";
UpdateSubscription(receiver.getAddress(), true);
clearCache = ClearCache(cacheKey, ref receiver);
}
else if (prevMsg.Contains(_configurationHelper.MenuLevel4) && receiver.getMessage() == "1")//// Subscriptions
{
message = "You have unsubcribed successfully";
UpdateSubscription(receiver.getAddress(), false);
clearCache = ClearCache(cacheKey, ref receiver);
}
else if (receiver.getMessage() == "0")
{
string responseExitMsg = "Thanks for using our service.";
message = responseExitMsg;
clearCache = ClearCache(cacheKey, ref receiver);
}
else
{
try
{
message = GetSubscriptionMenu(receiver, prevMsg, message);
RunCheckerProcess(receiver, cacheKey, ref clearCache, ref response, ref message, sessionId);
}
catch (Exception ex)
{
message = @"Unable to validate.Please try again. Error:" + ex.Message;
ClearCache(cacheKey, ref receiver);
}
}
if (!clearCache)
{
_configurationHelper.AddCache(cacheKey, message);
}
response = loadObjectSender(sessionId, message, receiver);
return(response);
}