function scopeSearch($query,IlluminateHttpRequest $request){
    if($request->has('role')) {
        $role = Role::find($request->get('role'));
        $usersID = $role->users()->pluck('id')->toArray();
        $query->whereIn('id',$usersID);
    }

    if($request->has('id')) {
        $query->where('id','like','%'.$request->get('id').'%');
    }

    if($request->has('name')) {
        $query->where('name','like','%'.$request->get('name').'%');
    }

    if($request->has('email')) {
        $query->where('email','like','%'.$request->get('email').'%');
    }

    if($request->has('phone')) {
        $query->where('phone','like','%'.$request->get('phone').'%');
    }

    return $query;
}

/**
 * Список пользователей
 *
 * @param Request $request
 * @return IlluminateHttpJsonResponse
 */
function index(Request $request)
{
    $user = User::search($request)->paginate(50);

    return response()->json($user);
}