public function store_tracing(CreateTracingRequest $request)
 {
     $id = Auth::user()->id;
     $tracings = new Tracing($request->all());
     if ($request->file('file')) {
         // nose porque no entra a este ciclo y no tomar el archivo.pro
         $file = $request->file('file');
         $name = 'Appmm_' . time() . '.' . $file->getClientOriginalExtension();
         Storage::disk('tracings')->put($name, \File::get($file));
         $tracings->file = $name;
     }
     $tracings->user_id = $id;
     $tracings->iduser_update = $id;
     $tracings->save();
     Session::flash('message', 'Ha realizado un nuevo seguimiento del projecto: ' . $tracings->project->name);
     $role = Auth::user()->role;
     if ($role == 'developer' || $role == 'agent') {
         return redirect()->route('projectos.index');
     } elseif ($role == 'admin') {
         return redirect()->route('admin.projectos.index');
     }
     //  if($action=='save_new')
     //    {
     //  return redirect()->route('admin.projectos.index');
     //  }
     //    else {
     //    return redirect()->back();
     //    }
 }