一些功能

app/admin/controller/system/SystemStore.php

@@ -274,7 +274,7 @@ class SystemStore extends AuthController
         $res = true;
         SystemStoreProductStockLog::beginTrans();
         foreach ($product_id as $k => $v) {
-            if ($stock > 0) {
+            if ($stock > 0 || $price > 0) {
                 $res = $res && SystemStoreProductStockLog::income($id, $v, $unique[$k], 'add_stock', 0, $stock, $this->adminId, '后台补货' . $stock . '件', 1, $price);
             } else {
                 $res = $res && SystemStoreProductStockLog::expend($id, $v, $unique[$k], 'dec_stock', 0, abs($stock), $this->adminId, '后台减货' . $stock . '件', 1, $price);