public function random_point()
 {
     $points = \App\Point::all();
     $random_key = array_rand($points->toArray(), 1);
     if ($random_key == 0) {
         $random_key = 1;
     }
     return $points[$random_key]->id;
 }
 public function index()
 {
     $points = Point::all();
     dd($points);
 }