private function putStats($user)
{
$stats = Stats::create();
$stats->user_id = $user->id;
$device = $user->devices->first();
$stats->device_nr = $device->device_nr;
$stats->device_state = $device->state;
$stats->save();
}
public function personal_stats_json($id)
{
$user = User::find($id);
$stats = ['user' => ['weekend' => $user->stats()->weekend()->count(), 'weekdays' => $user->stats()->week()->count()], 'all_users' => ['weekend' => Stats::weekend()->where('user_id', '!=', Auth::user()->id)->count(), 'weekdays' => Stats::week()->where('user_id', '!=', Auth::user()->id)->count()]];
return Response::json($stats);
}