Feature to handle different SKU tax types when creating sales invoices

Added feature to handle different tax types when creating Xero sales invoice from Amazon settlement reports. (#1)

bnhtrade Database Client/Program.cs

@@ -3875,15 +3875,24 @@ namespace bnhtradeDatabaseClient
 
                                                     // get transaction type id for line
                                                     // build the match string
-                                                    // NB special case for global accounting sale and refunds (also note Goodlwill is included)
+                                                    // NB special case for global accounting sale and refunds (also note Goodlwill is included) and sku's where tax is included
                                                     string matchString = "<AmazonReport><SettlementReportLine><" + match01 + "><" + match02 + ">";
-                                                    if ((match01 == "Order" || match01 == "Refund") && match02 == "ItemPrice" && (match03 == "Principal" || match03 == "Goodwill"))
+                                                    if ((match01 == "Order" || match01 == "Refund") && match02 == "ItemPrice" && (match03 == "Principal" || match03 == "Goodwill" || match03 == "Tax"))
                                                     {
                                                         if (lineSku == "")
                                                         {
                                                             throw new Exception("Could not retrive Sku from SettleLineId=" + settlementLineId);
                                                         }
-                                                        matchString = matchString + "<Principal>";
+
+                                                        if (match03 == "Goodwill")
+                                                        {
+                                                            matchString = matchString + "<Principal>";
+                                                        }
+                                                        else
+                                                        {
+                                                            matchString = matchString + "<" + match03 + ">";
+                                                        }
+
                                                         if (dicSkuToTaxCodeId.ContainsKey(lineSku))
                                                         {
                                                             matchString = matchString + "<AccountTaxCodeID=" + dicSkuToTaxCodeId[lineSku] + ">";