<?php

session_start();
include '../../conf/koneksiPDO.php';
include '../../conf/function.php';

header('Content-Type: application/json');

$conn = new createCon();
$dbh = $conn->connect();

checkKey('POST', 'token');
checkKey('POST', 'id');
checkKey('POST', 'tipe');

$token = trim($_POST['token']);
$tipe = strtolower(trim($_POST['tipe']));
$idTugasAkhir = intval($_POST['id']);

$mahasiswa = false;
$dosen = false;
switch ($tipe) {
    case 'mahasiswa': $tabel = 'mahasiswa'; $mahasiswa = true; break;
    case 'dosen': $tabel = 'dosen'; $dosen = true; break;
    default: echo getUnknownTypeMessage(); exit();
}

$sql = "SELECT * FROM $tabel WHERE token = :token";
$stmt = $dbh->prepare($sql);
$stmt->bindParam(':token', $token);
$stmt->execute();

$nim = '';
$nip = '';

while ($row = $stmt->fetch(PDO::FETCH_ASSOC)) {
    if ($mahasiswa) {
        $nim = $row['nim'];
    }

    if ($dosen) {
        $nip = $row['nip'];
    }
}

$authorized = false;

$sql = 'SELECT * FROM tugas_akhir WHERE idTugasAkhir = :id';
$stmt = $dbh->prepare($sql);
$stmt->bindParam(':id', $idTugasAkhir);
$stmt->execute();

if ($stmt->rowCount() == 0) {
    echo getKonsultasiNotFoundMessage();
    exit();
}

while ($row = $stmt->fetch(PDO::FETCH_ASSOC)) {
    if ($mahasiswa) {
        $nimTA = $row['nim'];
        if ($nim == $nimTA) {
            $authorized = true;
        }
    }

    if ($dosen) {
        $pemb1 = $row['pemb1'];
        $pemb2 = $row['pemb2'];

        if (($pemb1 == $nip) || ($pemb2 == $nip)) {
            $authorized = true;
        }
    }

    $judul = $row['judul'];
    $nimDb = $row['nim'];
    $pemb1 = $row['pemb1'];
    $pemb2 = $row['pemb2'];
    $peng1 = $row['peng1'];
    $peng2 = $row['peng2'];
    $semester = $row['semester'];
    $tahunAjaran = $row['tahunAjaran'];
    $tanggalKeputusan = $row['tanggalKeputusan'];
    $waktuKeputusan = $row['waktuKeputusan'];
    $selesai = $row['selesai'];
}

if (!$authorized) {
    echo getUnauthorizedMessage();
    exit();
}

$sql = 'SELECT * FROM dosen WHERE nip IN (:pemb1, :pemb2, :peng1, :peng2)';
$stmt = $dbh->prepare($sql);
$stmt->bindParam(':pemb1', $pemb1);
$stmt->bindParam(':pemb2', $pemb2);
$stmt->bindParam(':peng1', $peng1);
$stmt->bindParam(':peng2', $peng2);
$stmt->execute();

$namaPemb1 = '-';
$namaPemb2 = '-';
$namaPeng1 = '-';
$namaPeng2 = '-';

while ($row = $stmt->fetch(PDO::FETCH_ASSOC)) {
    $nipDosenDb = $row['nip'];
    $namaDosenDb = $row['namaDosen'];
    if ($pemb1 == $nipDosenDb) {
        $namaPemb1 = $namaDosenDb;
    }

    if ($pemb2 == $nipDosenDb) {
        $namaPemb2 = $namaDosenDb;
    }

    if ($peng1 == $nipDosenDb) {
        $namaPeng1 = $namaDosenDb;
    }

    if ($peng2 == $nipDosenDb) {
        $namaPeng2 = $namaDosenDb;
    }
}

$sql = 'SELECT * FROM mahasiswa WHERE nim = :nim';
$stmt = $dbh->prepare($sql);
$stmt->bindParam(':nim', $nimDb);
$stmt->execute();

$namaMahasiswaDb = '-';
$hp = '';
$email = '';
while ($row = $stmt->fetch(PDO::FETCH_ASSOC)) {
    $namaMahasiswaDb = $row['nama'];
    $hp = $row['hp'];
    $email = $row['email'];
}

$tanggalKeputusanText = convertToDmy($tanggalKeputusan);

echo json_encode(utf8ize(array(
    'status' => 1,
    'tugasAkhir' => array(
        'judul' => $judul,
        'mahasiswa' => $namaMahasiswaDb,
        'nim' => $nimDb,
        'hp' => $hp,
        'email' => $email,
        'pembimbing1' => $namaPemb1,
        'pembimbing2' => $namaPemb2,
        'penguji1' => $namaPeng1,
        'penguji2' => $namaPeng2,
        'semester' => $semester,
        'tahun' => $tahunAjaran,
        'tanggalKeputusan' => $tanggalKeputusanText,
    ),
)));