public function showAllInvoices($debtorcode)
 {
     // dd($debtorcode);
     $facturen = new \Hyperized\Wefact\Invoice();
     $factuurparameters = array('searchat' => 'DebtorCode', 'searchfor' => $debtorcode);
     // $factuurParameters = array('order'=>'ASC');
     // dd($factuurparameters);
     $alles = $facturen->list($factuurparameters);
     $factuuridentifier = null;
     foreach ($alles as $factur) {
         if (is_array($factur)) {
             foreach ($factur as $key => $value) {
                 if (is_array($value)) {
                     foreach ($value as $key => $val) {
                         if ($key == 'Identifier') {
                             $factuuridentifier = $val;
                         }
                     }
                 }
             }
         }
     }
     $this->sendInvoice($factuuridentifier);
 }