Xinon mobile/improve

application/WarehouseShippingNote/WarehouseShippingNoteModel.php

@@ -2,6 +2,7 @@
 
 class WarehouseShippingNoteModel extends TTCrudBaseModel {
     public int $id;
+    public ?string $shippingNoteNumber = null;
     public ?int $billingAddressId;
     public ?string $type;
     public ?string $metadata;
@@ -21,4 +22,23 @@ class WarehouseShippingNoteModel extends TTCrudBaseModel {
     public ?int $eShopOrderId;
     public ?int $create;
     public ?int $createBy;
+
+    public static function generateShippingNoteNumber(): string {
+        $year = date('Y');
+        $prefix = "LS{$year}-X";
+
+        $db = FronkDB::singleton();
+        $result = $db->query("SELECT shippingNoteNumber FROM WarehouseShippingNote
+                              WHERE shippingNoteNumber LIKE '{$prefix}%'
+                              ORDER BY shippingNoteNumber DESC LIMIT 1");
+
+        if ($row = $result->fetch_assoc()) {
+            $lastNumber = intval(substr($row['shippingNoteNumber'], -4));
+            $nextNumber = $lastNumber + 1;
+        } else {
+            $nextNumber = 1;
+        }
+
+        return $prefix . str_pad((string)$nextNumber, 4, '0', STR_PAD_LEFT);
+    }
 }