<?php
// Buffer per scartare eventuale HTML degli include: risposta JSON pulita
ob_start();
require_once('include/headscript.php');

/**
 * Conferma una prenotazione in attesa: pending -> booked.
 */
$pdo = DBHandlerSelect::getInstance()->getConnection();

function jsonOut(array $payload): void
{
    if (ob_get_length() !== false) {
        ob_end_clean();
    }
    header('Content-Type: application/json; charset=utf-8');
    echo json_encode($payload, JSON_UNESCAPED_UNICODE);
    exit;
}

$idbookingclass = isset($_POST['idbookingclass']) ? (int) $_POST['idbookingclass'] : 0;

if ($idbookingclass <= 0) {
    jsonOut(['success' => false, 'error' => 'ID prenotazione non valido.']);
}

try {
    // Conferma solo se effettivamente in pending (evita conferme accidentali)
    $stmt = $pdo->prepare(
        "UPDATE bookingclass SET status = 'booked'
         WHERE idbookingclass = :id AND status = 'pending'"
    );
    $stmt->execute([':id' => $idbookingclass]);
    jsonOut(['success' => true]);
} catch (Throwable $ex) {
    error_log('conferma_pending error: ' . $ex->getMessage());
    jsonOut(['success' => false, 'error' => 'Errore durante la conferma.']);
}