app-addons-buy_together-func.php.diff

diff --git a/app/addons/buy_together/func.php b/app/addons/buy_together/func.php
index 70751b6..39b022c 100644
--- a/app/addons/buy_together/func.php
+++ b/app/addons/buy_together/func.php
@@ -109,6 +109,8 @@ function fn_buy_together_get_chains($params = array(), $auth = array(), $lang_co
         'descr.description',
     );
 
+    fn_set_hook('buy_together_get_chains_pre', $fields, $params, $auth, $lang_code);
+
     if (fn_allowed_for('ULTIMATE')) {
         $fields[] = 'p.company_id';
     }
@@ -332,13 +334,20 @@ function fn_buy_together_get_chains($params = array(), $auth = array(), $lang_co
             }
 
             if (!empty($params['simple'])) {
-                return $chain;
+                $simple_chain = $chain;
+                break;
             }
         }
 
         unset($chain);
     }
 
+    if (isset($simple_chain)){
+        $chains = $simple_chain;
+    }
+
+    fn_set_hook('buy_together_get_chains_post', $chains, $params, $auth, $lang_code);
+
     return $chains;
 }