<?php
/**
 * app/modules/connections/delete.php
 *
 * Loescht eine Verbindung und leitet zur Liste zurueck.
 */

$connectionId = (int)($_GET['id'] ?? $_POST['id'] ?? 0);

if ($connectionId <= 0) {
    $_SESSION['error'] = 'Ungueltige Verbindungs-ID';
    header('Location: ?module=connections&action=list');
    exit;
}

$connection = $sql->single(
    "SELECT id FROM connections WHERE id = ?",
    "i",
    [$connectionId]
);

if (!$connection) {
    $_SESSION['error'] = 'Verbindung nicht gefunden';
    header('Location: ?module=connections&action=list');
    exit;
}

$rows = $sql->set(
    "DELETE FROM connections WHERE id = ?",
    "i",
    [$connectionId]
);

if ($rows > 0) {
    $_SESSION['success'] = 'Verbindung geloescht';
} else {
    $_SESSION['error'] = 'Verbindung konnte nicht geloescht werden';
}

header('Location: ?module=connections&action=list');
exit;