Added checking for customer ID and started creation of new customer ID.

BodyshopUploader/Utils/QuickBooksInterop.cs

@@ -3,6 +3,8 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using System.Xml;
+using System.Xml.Linq;
 using Interop.QBFC13;
 using Interop.QBXMLRP2;
 
@@ -21,7 +23,6 @@ namespace BodyshopPartner.Utils
 
         public static void ConnectToQuickBooks()
         {
-
             try
             {
                 rp = new RequestProcessor2Class();
@@ -53,18 +54,72 @@ namespace BodyshopPartner.Utils
                 }
             }
         }
-        public static string processRequestFromQB(string request)
+        public static string ProcessQBXmlRequest(string request)
         {
             try
             {
-                return rp.ProcessRequest(ticket, request);
+                ConnectToQuickBooks();
+                var ret = rp.ProcessRequest(ticket, request);
+                DisconnectFromQuickBooks();
+                return ret;
             }
             catch (Exception e)
             {
                 logger.Error(e.Message);
+                DisconnectFromQuickBooks();
                 return null;
             }
         }
 
+        public static string[] parseInvoiceAddRs(string xml)
+        {
+            string[] retVal = new string[3];
+            try
+            {
+                XmlNodeList RsNodeList = null;
+                XmlDocument Doc = new XmlDocument();
+                Doc.LoadXml(xml);
+                RsNodeList = Doc.GetElementsByTagName("InvoiceAddRs");
+                XmlAttributeCollection rsAttributes = RsNodeList.Item(0).Attributes;
+                XmlNode statusCode = rsAttributes.GetNamedItem("statusCode");
+                retVal[0] = Convert.ToString(statusCode.Value);
+                XmlNode statusSeverity = rsAttributes.GetNamedItem("statusSeverity");
+                retVal[1] = Convert.ToString(statusSeverity.Value);
+                XmlNode statusMessage = rsAttributes.GetNamedItem("statusMessage");
+                retVal[2] = Convert.ToString(statusMessage.Value);
+            }
+            catch (Exception e)
+            {
+                logger.Error("Error encountered when parsing Invoice info returned from QuickBooks: " + e.Message);
+                retVal = null;
+            }
+            return retVal;
+        }
+
+        public static string CreateCustomerIfNotExist(XDocument requestXML)
+        {
+            string ListID = ParseCustomerId(requestXML);
+
+            //Could be null or exist, we need to check. 
+            QBSessionManager sessionManager = new QBSessionManager();
+
+            //Create the message set request object to hold our request
+            IMsgSetRequest requestMsgSet = sessionManager.CreateMsgSetRequest("CA", 13, 0);
+            requestMsgSet.Attributes.OnError = ENRqOnError.roeContinue;
+            ICustomerQuery CustomerQueryRq = requestMsgSet.AppendCustomerQueryRq();
+            CustomerQueryRq.ORCustomerListQuery.ListIDList.Add(ListID);
+
+            string ret = ProcessQBXmlRequest(requestMsgSet.ToXMLString());
+
+            return requestMsgSet.ToXMLString();
+        }
+
+        private static string ParseCustomerId(XDocument xml)
+        {
+            XElement CustomerRef = xml.Descendants("CustomerRef").First();
+            string ListId = CustomerRef.Element("ListID")?.Value;
+            return ListId;
+        }
+
     }
 }