/**
  * Show the form for creating a new resource.
  *
  * @return Response
  */
 public function create($distPlanID)
 {
     //To remove duplicate, get agent NOT listed in $distPlanID
     $addedAgents = DistPlanDet::with('agent')->where('distribution_plan_id', '=', $distPlanID)->get();
     //Convert to array
     $agents = [];
     foreach ($addedAgents as $detail) {
         $agents[] = $detail->agent->id;
     }
     $unAssignedAgent = Agent::select('id', 'name')->whereNotIn('id', $agents)->get();
     return view('circulation/distribution-plan-details-form', ['agents' => $unAssignedAgent, 'distPlanID' => $distPlanID, 'form_action' => action("DistributionPlanDetController@store", [$distPlanID])]);
 }