- WIP on Collation

src/Query/OrderBy.php

@@ -8,6 +8,7 @@ class OrderBy extends Fragment {
     public array $orderBy = [];
     
     const SQL_TOKEN = "ORDER BY";
+    const SQL_COLLATE = "COLLATE";
 
     public function set(array $order) : self
     {
@@ -16,7 +17,7 @@ class OrderBy extends Fragment {
         return $this;
     }
 
-    public function add(object|string $field, ? string $direction = null) : self
+    public function add(string|\Stringable $field, ? string $direction = null) : self
     {
         $this->validateFieldType($field);
 
@@ -30,7 +31,7 @@ class OrderBy extends Fragment {
         $list = array_map(function($item) {
             list($field, $direction) = $item;
             
-            return $field . ( $direction ? " $direction" : "" );
+            return implode(' ', array_filter([ $field , $direction ?? null ] ));
         }, $this->orderBy);
 
         return $this->renderSegments([