function add($f3, $params)
{
$this->ensureAdmin($f3);
$lehrerId = $params['id'];
if ($f3->exists('POST.zeitId')) {
try {
$zeitId = $f3->get('POST.zeitId');
Logger::Info($f3, "AdminPost.add", "Lehrer: {$lehrerId}, Zeit: {$zeitId}");
DbWrapper::insertSperrung($f3->get('db'), $lehrerId, $zeitId);
} catch (Exception $e) {
Logger::Error($f3, "AdminPost.add", "Error: {$e->getMessage()}");
}
}
$f3->reroute('/admin/absences/' . $lehrerId);
}