Sage.Integration.Northwind.Adapter.Data.ContactWrapper.Add C# (CSharp) Method

        public override SdataTransactionResult Add(PayloadBase payload, List<SyncFeedEntryLink> links)
        {
            string accountUuid = "";
            SdataTransactionResult sdTrResult;
            ContactPayload contactPayload = payload as ContactPayload;

            if ((contactPayload.Contacttype.primacyIndicatorSpecified) &&
                contactPayload.Contacttype.primacyIndicator)
            {
                // is primary
            }
            else
            {
                sdTrResult = new SdataTransactionResult();
                sdTrResult.HttpMessage = "Only primary contacts suported";
                sdTrResult.HttpMethod = "POST";
                sdTrResult.HttpStatus = System.Net.HttpStatusCode.Forbidden;
                sdTrResult.ResourceKind = SupportedResourceKinds.contacts;
                sdTrResult.Uuid = StringToGuid(contactPayload.Contacttype.uuid);
                return sdTrResult;

            }
            foreach (SyncFeedEntryLink link in links)
            {
                if ((!String.IsNullOrEmpty(link.PayloadPath)) &&
                    link.PayloadPath.Equals(_tradingAccountUuidPayloadPath,
                    StringComparison.InvariantCultureIgnoreCase))
                {
                    accountUuid = link.Uuid;
                    break;
                }
            }

            if (String.IsNullOrEmpty(accountUuid))
            {
                sdTrResult = new SdataTransactionResult();
                sdTrResult.HttpMessage = "Trading Account UUID was missing";
                sdTrResult.HttpMethod = "POST";
                sdTrResult.HttpStatus = System.Net.HttpStatusCode.Forbidden;
                sdTrResult.ResourceKind = _resourceKind;
                sdTrResult.Uuid = StringToGuid(contactPayload.Contacttype.uuid);
                return sdTrResult;
            }

            string accountId = GetTradingAccountLocalId(accountUuid);

            if (String.IsNullOrEmpty(accountId))
            {
                sdTrResult = new SdataTransactionResult();
                sdTrResult.HttpMessage = String.Format("Trading Account UUID {0} was not linked", accountUuid);
                sdTrResult.HttpMethod = "POST";
                sdTrResult.HttpStatus = System.Net.HttpStatusCode.Forbidden;
                sdTrResult.ResourceKind = _resourceKind;
                sdTrResult.Uuid = StringToGuid(contactPayload.Contacttype.uuid);
                return sdTrResult;
            }

            Account account = new Account();
            Identity accIdentity = new Identity(account.EntityName, accountId);
            AccountDocument accountDocument = account.GetDocument(
                accIdentity, _emptyToken, _context.Config) as AccountDocument;

            Document document = null;
            bool doAdd = false;
            if (accountDocument.people.documents.Count == 0)
            {
                document = GetTransformedDocument(payload, links);
            accountDocument.CrmId = GetTradingAccountUuid(document.Id);
            accountDocument.addresses.documents.Add(document);
                doAdd = true;
            }
            else
            {
                PersonDocument personDocument = accountDocument.people.documents[0] as PersonDocument;
                if (personDocument.firstname.IsNull &&
                    personDocument.lastname.IsNull)
                {
                    document = GetTransformedDocument(payload, links);
            accountDocument.CrmId = GetTradingAccountUuid(document.Id);
            accountDocument.addresses.documents[0] = document;
                doAdd = true;
                }

            }
            if (!doAdd)
            {
                sdTrResult = new SdataTransactionResult();
                sdTrResult.HttpMessage = "Trading Account has already a primary contact";
                sdTrResult.HttpMethod = "POST";
                sdTrResult.HttpStatus = System.Net.HttpStatusCode.Forbidden;
                sdTrResult.ResourceKind = _resourceKind;
                sdTrResult.Uuid = StringToGuid(contactPayload.Contacttype.uuid);
                return sdTrResult;
            }

            List<TransactionResult> transactionResults = new List<TransactionResult>();
            account.Update(accountDocument, _context.Config, ref transactionResults);
            sdTrResult = Helper.GetSdataTransactionResult(transactionResults,
                _context.OriginEndPoint, SupportedResourceKinds.tradingAccounts);
            if (sdTrResult != null)
            {
                sdTrResult.ResourceKind = _resourceKind;
                sdTrResult.HttpMessage = "POST";
            }
            return sdTrResult;
        }