/**
  * List current waste register entries associated with JobCard
  *
  * @param JobCard $job_card
  * @return $this
  */
 public function show(JobCard $job_card)
 {
     $this->authorize('view_waste_register');
     return view('warehouse.wasteregister.show')->with(['job' => $job_card, 'operators' => User::operators()->get(), 'waste_codes' => WasteCode::warehouse()->get(), 'entries' => $job_card->wasteRegisterEntries]);
 }