Kondisi if else tidak terbaca

Assalamualaikum .. saya baru belajar laravel ceritanya saya coba2 buat absensi di laravel tapi kondisi if else saya tidak terbaca mohon bantuannya

controller

public function absen(Request $request)
    {
        $user_id = Auth::user()->id;
        $date = date("Y-m-d");
        $time = date("H:i:s");
        $note = $request->note;
        if (isset($request->btnIn)) {
            return "absen masuk";
        } elseif (isset($request->btnOut)) {
            return "absen keluar";
        } else {
            return $request->all();
        }
    }

form

<form action="/absen" method="post">
                        <table class="table table-responsive">
                            {{csrf_field()}}
                            <tbody>
                                <tr>
                                    <td>
                                        <input type="text" name="note" class="form-control" placeholder="Keterangan">
                                    </td>
                                    <td>
                                        <button type="submit" class="btn btn-flat btn-primary" name="btnIn">Absen Masuk</button>
                                    </td>
                                    <td>
                                        <button type="submit" class="btn btn-flat btn-primary" name="btnOut">Absen Keluar</button>
                                    </td>
                                </tr>
                            </tbody>
                        </table>
                    </form>