<?php
require __DIR__ . '/../lib/app.php';
header('Content-Type: application/json');
@ini_set('display_errors','0');
@error_reporting(0);

$n = isset($_GET['n']) ? (int)$_GET['n'] : 500;
if ($n < 1) $n = 200;
if ($n > 5000) $n = 5000;

$l = $_GET['level'] ?? 'info';
$levels = ['debug','info','notice','warning','err'];
$level = in_array($l,$levels,true) ? $l : 'info';

$out = [];
$rc  = 0;

$cmd = '/usr/bin/sudo /usr/local/bin/snowpanel-logdump ' . escapeshellarg((string)$n) . ' ' . escapeshellarg($level) . ' 2>&1';
@exec($cmd, $out, $rc);

$lines = array_values(array_filter($out, static function($x){ return trim($x) !== ''; }));

echo json_encode(['ok'=>!empty($lines), 'lines'=>$lines], JSON_UNESCAPED_SLASHES);