more OOP and restructure utils

app/inventory/api/engine/warehouse.php

@@ -3,10 +3,17 @@
 
     require '../../../assets/utils/db_auth.php';
 
-    $sql = "SELECT a.*
+    $sql = "SELECT a.*, IFNULL(COUNT(DISTINCT b.product_sku), 0) AS unique_product, 
+            c.name AS manager_name, c.surname AS manager_surname
         FROM md_warehouse a
+        LEFT JOIN warehouse_balance b ON
+            a.company_id = b.company_id AND
+            a.id = b.warehouse_id
+        LEFT JOIN wms.user c ON
+            a.manager = c.user_id
         WHERE 
-            a.company_id = :company_id";
+            a.company_id = :company_id
+        GROUP BY a.id";
     $sth = $pdo2->prepare($sql);
     $sth->execute([
         ":company_id" => $company_id
@@ -14,20 +21,6 @@
     db_check($sth, $answer);
 
     $answer["output"] = $sth->fetchAll(PDO::FETCH_ASSOC);
-
-    // modify output
-    foreach($answer["output"] as $key => $item){
-        // status
-        if($item["status"]==1){
-            $answer["output"][$key]["status"] = 'Active';
-            $answer["output"][$key]["bg_class"] = 'success';
-        }else{
-            $answer["output"][$key]["status"] = 'Inactive';
-            $answer["output"][$key]["bg_class"] = 'secondary';
-
-        }
-    }
-
     $answer["success"] = 1;
     exit(json_encode($answer));