update carton

lib/pages/processing/processing_edit_editor.dart

@@ -267,10 +267,23 @@ class _ProcessingEditEditorState extends State<ProcessingEditEditor> {
   }
 
   isDataChanged() {
-    return _user.fcsID != "" ||
-        selectedMarket != "" ||
-        _descCtl.text != "" ||
-        _remarkCtl.text != "" ||
-        multiImgController.getAddedFile.isNotEmpty;
+    if (isNew) {
+      return _user.fcsID != "" ||
+          selectedMarket != null ||
+          _descCtl.text != "" ||
+          _remarkCtl.text != "" ||
+          multiImgController.getAddedFile.isNotEmpty;
+    } else {
+      var _package = Package(
+          trackingID: widget.package.trackingID,
+          fcsID: _user.fcsID,
+          market: selectedMarket,
+          desc: _descCtl.text,
+          remark: _remarkCtl.text,
+          photoUrls: widget.package.photoUrls);
+      return widget.package.isChangedForEditProcessing(_package) ||
+          multiImgController.getAddedFile.isNotEmpty ||
+          multiImgController.getDeletedUrl.isNotEmpty;
+    }
   }
 }