latest

app/Http/Controllers/Api/CompoundResourceController.php

             else{
 
                 //check the lastest compound number stored in dbase filtered by jenis
-                $compound = Compound::where('jenis', $jenis)->whereNotNull('kpd')->withTrashed()->latest()->first();
+                $compound = Compound::where('jenis', $jenis)->where('kpd', '-')->withTrashed()->latest()->first();
 
                 //sanitize compound number to return only integer
                 $num = filter_var($compound['kpd'], FILTER_SANITIZE_NUMBER_INT);