<?php
if ($_SERVER['REQUEST_METHOD'] === 'POST') {
    $instructors_json = file_get_contents('data/instructors.json');
    $instructors = json_decode($instructors_json, true);

    $new_instructor = [
        'name' => $_POST['name'],
        'email' => $_POST['email'],
    ];

    $instructors[] = $new_instructor;

    file_put_contents('data/instructors.json', json_encode($instructors, JSON_PRETTY_PRINT));

    header('Location: instructors.php');
    exit;
}
?>