update carton info

lib/pages/carton/cargo_table.dart

@@ -24,7 +24,7 @@ class _CargoTableState extends State<CargoTable> {
       scrollDirection: Axis.horizontal,
       child: MyDataTable(
         headingRowHeight: 40,
-        columnSpacing: 140,
+        columnSpacing: 50,
         columns: [
           MyDataColumn(
             label: LocalText(
@@ -33,6 +33,13 @@ class _CargoTableState extends State<CargoTable> {
               color: Colors.grey,
             ),
           ),
+          MyDataColumn(
+            label: LocalText(
+              context,
+              "cargo.qty",
+              color: Colors.grey,
+            ),
+          ),
           MyDataColumn(
             label: LocalText(
               context,
@@ -60,6 +67,19 @@ class _CargoTableState extends State<CargoTable> {
             c.name == null ? "" : c.name,
             style: textStyle,
           )),
+          MyDataCell(c.qty == null || c.qty == 0
+              ? Center(
+                  child: Text(
+                    "-",
+                    style: textStyle,
+                  ),
+                )
+              : Center(
+                  child: Text(
+                    c.qty.toString(),
+                    style: textStyle,
+                  ),
+                )),
           MyDataCell(
             Text(c.weight == null ? "0" : c.weight.toStringAsFixed(2),
                 style: textStyle),
@@ -80,6 +100,7 @@ class _CargoTableState extends State<CargoTable> {
             fontWeight: FontWeight.bold,
           ),
         )),
+        MyDataCell(Text("")),
         MyDataCell(
           Padding(
             padding: const EdgeInsets.only(right: 48.0),