public function parseFile(Request $r)
 {
     try {
         $file = $r->file('file');
         $config = \Config::get('user_import');
         if (!in_array($file->getClientMimeType(), $config['valide_mime_type'])) {
             throw new \Exception("File is not valid", 1);
         }
         $statusCode = 200;
         $parse = UserImport::parseFileImport($r);
         $response = ['items' => $parse['items'], 'file' => $parse['file'], 'tableHeader' => $config['table_header'], 'mapping' => $config['default_maping']];
     } catch (\Exception $e) {
         $response = ["error" => 'File invalid'];
         $statusCode = 400;
     } finally {
         return \Response::json($response, $statusCode);
     }
 }
 public static function parseFileImport(\Illuminate\Http\Request $r)
 {
     $result = array('items' => '', 'file' => '');
     $config = \Config::get('user_import');
     $generateName = uniqid() . '.' . $r->file('file')->getClientOriginalExtension();
     $result['file'] = pathinfo($generateName)['basename'];
     $r->file('file')->move($config['path_price'], $result['file']);
     //$delimiter
     $excel = Excel::load($config['path_price'] . $result['file'], function ($reader) {
         $reader->noHeading();
     });
     if ($excel->getTotalRowsOfFile() > 10) {
         $excel = $excel->take(3)->get()->toArray();
     } else {
         $excel = $excel->get()->toArray();
     }
     $result['items'] = UserImport::formaterDataFile($excel, $generateName);
     return $result;
 }