added Fatturazione in export and fixed attivo inattivo, added desxription to parts

public/userarea/partsTable.js

@@ -595,12 +595,8 @@ $(document).ready(function () {
             return iddatadb ? "#" + iddatadb : "";
         }
 
-        // Prefer main field value if available
-        if (record.mainFieldValue) {
-            return record.mainFieldValue;
-        }
-
-        // Fallbacks
+        // "Numero" identifier (no longer falls back to mainFieldValue,
+        // since main fields are now shown separately alongside it)
         if (record.importreferencecode) {
             return record.importreferencecode;
         }
@@ -612,12 +608,37 @@ $(document).ready(function () {
         return "#" + iddatadb;
     }
 
+    // Builds "Label1: value1 — Label2: value2" from window.gridMeta.mainFieldMappings
+    function getMainFieldsSummary(iddatadb) {
+        const record = getGridRecordById(iddatadb);
+        const mappings =
+            (window.gridMeta && window.gridMeta.mainFieldMappings) || [];
+
+        if (!record || !mappings.length) return "";
+
+        const parts = mappings
+            .map((mapping) => {
+                const value = record.details
+                    ? record.details[String(mapping.id)]
+                    : "";
+                if (!value) return null;
+                return (
+                    (mapping.label || mapping.field_label || "") + ": " + value
+                );
+            })
+            .filter(Boolean);
+
+        return parts.join(" — ");
+    }
+
     function updatePartsRecordHeader(iddatadb) {
         const list = getVisiblePartsRecordList();
         const currentId = parseInt(iddatadb, 10);
         const currentIndex = list.indexOf(currentId);
 
-        $("#trfHeader").text(getRecordHeaderLabel(currentId));
+        const mainSummary = getMainFieldsSummary(currentId);
+
+        $("#trfHeader").text(mainSummary || getRecordHeaderLabel(currentId));
 
         if (list.length <= 1 || currentIndex === -1) {
             $("#partsRecordCounter").text("-");