<?php
    include 'lib/library.php';

    if($_SERVER['REQUEST_METHOD'] == 'POST'){
        $nis = $_POST['nis'];
        $nama_lengkap = $_POST['nama_lengkap'];
        $jenis_kelamin = $_POST['jenis_kelamin'];
        $kelas = $_POST['kelas'];
        $jurusan = $_POST['jurusan'];
        $alamat = $_POST['alamat'];
        $golongan_darah = $_POST['golongan_darah'];
        $nama_ibu_kandung = $_POST['nama_ibu_kandung'];
        $file = $_POST['foto'];

        $foto = $_FILES['foto'];

        if (!empty($foto) AND $foto['error'] == 0) {
            $path = './assets/images/';
            $upload = move_uploaded_file($foto['tmp_name'], $path . $foto['name']);

            if (!$upload) {
                flash('error', "Upload File Gagal");
                header('location:index.php');
            }
            $file = $foto['name'];
        }

        $sql = "UPDATE siswa SET nis = '$nis',
                        nama_lengkap = '$nama_lengkap',
                        jenis_kelamin = '$jenis_kelamin',
                        kelas = '$kelas',
                        jurusan = '$jurusan',
                        alamat = '$alamat',
                        golongan_darah = '$golongan_darah',
                        nama_ibu_kandung = '$nama_ibu_kandung',
                        file = '$file'
                        WHERE nis = '$nis' ";

        $mysqli->query($sql) or die ($mysqli->error);

        header('Location: index.php');
    }

    $nis = $_GET['nis'];

    if (empty($nis)) header('Location: index.php');

    $sql = "SELECT * FROM siswa WHERE nis = '$nis' ";
    $query = $mysqli->query($sql);
    $siswa = $query->fetch_array();

    if (empty($siswa)) header('Location: index.php');

    include 'views/v_tambah.php';
?>