public function bank()
 {
     $banks = \App\Bank::with('tax')->where('active', 1)->get();
     $data = [];
     foreach ($banks as $bank) {
         $row = ['bank_id' => $bank->id, 'nama_bank' => $bank->nama_bank];
         foreach ($bank->tax as $bt) {
             $type = 'tax_' . $bt->type;
             $row[$type] = $bt->tax;
         }
         array_push($data, $row);
     }
     $display['bank'] = $data;
     return $display;
 }
 public function ajaxLoad(Request $request)
 {
     if ($request->get('id')) {
         return \App\BankTax::join('banks', 'bank_taxes.bank_id', '=', 'banks.id')->where('banks.active', 1)->where('bank_id', $request->get('id'))->where('type', $request->get('type'))->first();
     }
     return Bank::with('tax')->where('active', 1)->get();
 }