<?php
header('Content-Type: application/json');
require_once dirname(__DIR__) . '/include/config.php';
require_once dirname(__DIR__) . '/include/monitor.php';

$base = vv_rsync_status();
$vars = vv_conf_vars();

$base['windows']['fallback'] = ($vars['FALLBACK_RSYNC_ENABLED'] ?? 'true') !== 'false';

// Bandwidth history — last 30 days
$bwLog    = DATA_DIR . '/bandwidth_history.db';
$warnGb   = (float)($vars['BANDWIDTH_WARN_GB'] ?? 50);
$cutoff   = date('Y-m-d', strtotime('-30 days'));
$history  = [];

if (file_exists($bwLog)) {
    foreach (file($bwLog, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES) ?: [] as $line) {
        $p = explode('|', $line);
        if (count($p) < 5) continue;
        if ($p[0] < $cutoff) continue;
        $history[] = [
            'date'     => $p[0],
            'time'     => $p[1],
            'profile'  => $p[2],
            'duration' => (int)$p[3],
            'status'   => trim($p[4]),
            'bytes'    => isset($p[5]) ? (int)$p[5] : 0,
        ];
    }
}

echo json_encode([
    'enabled'    => $base['enabled'],
    'windows'    => $base['windows'],
    'active'     => $base['active'],
    'last_sync'  => $base['last_sync'],
    'bw_history' => $history,
    'bw_warn_gb' => $warnGb,
    'settings'   => [
        'bw_limit'     => (int)($vars['BW_LIMIT']          ?? 0),
        'retry_count'  => (int)($vars['RETRY_COUNT']        ?? 3),
        'sleep'        => (int)($vars['SLEEP']              ?? 300),
        'bw_warn_gb'   => (float)($vars['BANDWIDTH_WARN_GB'] ?? 50),
    ],
    'ts'         => time(),
]);