/**
  * Show the form for creating a new resource.
  *
  * @return Response
  */
 public function create()
 {
     $id = $this->po->max('id');
     $id = $id === null ? 1 : $id + 1;
     $supplier = $this->supplier->get(['id', 'nama'])->toArray();
     $pr = $this->pr->get(['id'])->toArray();
     $terms = SyaratPembayaran::all()->toArray();
     $pajak = Pajak::all()->toArray();
     $akun = Akun::all()->toArray();
     return view('pembelian.pi.create', compact('supplier', 'terms', 'pr', 'id', 'pajak', 'akun'));
 }