<?php
require_once 'db/config.php';

try {
    $pdo = db();

    // Insert sample data if the table is empty
    $stmt = $pdo->query('SELECT COUNT(*) FROM bookings');
    if ($stmt->fetchColumn() == 0) {
        $pdo->exec("INSERT INTO bookings (title, start_time, end_time) VALUES ('Booking 1', '2025-10-02 10:00:00', '2025-10-02 11:00:00')");
        $pdo->exec("INSERT INTO bookings (title, start_time, end_time) VALUES ('Booking 2', '2025-10-02 14:00:00', '2025-10-02 15:00:00')");
    }

    $stmt = $pdo->query('SELECT title, start_time AS start, end_time AS end FROM bookings');
    $bookings = $stmt->fetchAll(PDO::FETCH_ASSOC);

    header('Content-Type: application/json');
    echo json_encode($bookings);

} catch (PDOException $e) {
    http_response_code(500);
    echo json_encode(['error' => $e->getMessage()]);
}