<?php
/**
 * JARVIS Sites Manager
 * Primary storage: site_settings table in jarvis_db (always accessible)
 * Secondary sync: TJJ own DB settings table (kept in sync on save)
 * File push: optional, best-effort write to config files where accessible
 */

$SITES = [
    'tomsjavajive' => [
        'name' => "Tom's Java Jive",
        'url'  => 'https://tomsjavajive.com',
        // Also sync to TJJ's own settings table
        'sync_db' => ['host'=>'localhost','name'=>'toms_tjj_db','user'=>'toms_tjj_user','pass'=>'+60wlPc+55e@gFq4'],
        'sync_keys' => ['api_key'=>'cybermail_api_key','from_email'=>'cybermail_from_email','from_name'=>'cybermail_from_name','admin_email'=>'smtp_admin_email'],
    ],
    'tomtomgames' => [
        'name' => 'TomTomGames',
        'url'  => 'https://tomtomgames.com',
        // Also try to push to file
        'file' => '/home/tomtomgames.com/includes/config.php',
        'file_keys' => ['api_key'=>'CYBERMAIL_API_KEY','from_email'=>'SMTP_FROM','from_name'=>'SMTP_FROM_NAME','admin_email'=>'ADMIN_EMAIL'],
    ],
    'epictravelexpeditions' => [
        'name' => 'Epic Travel Expeditions',
        'url'  => 'https://epictravelexpeditions.com',
        'file' => '/home/epictravelexpeditions.com/public_html/api/config.php',
        'file_keys' => ['api_key'=>'CYBERMAIL_API_KEY','from_email'=>'MAIL_FROM','from_name'=>'MAIL_FROM_NAME','admin_email'=>'ADMIN_EMAIL'],
    ],
    'parkerslingshot' => [
        'name' => 'Parker Slingshot',
        'url'  => 'https://parkerslingshot.epictravelexpeditions.com',
        'file' => '/home/epictravelexpeditions.com/parkerslingshot/db.php',
        'file_keys' => ['api_key'=>'CYBERMAIL_API_KEY','from_email'=>'MAIL_FROM','from_name'=>'MAIL_FROM_NAME','admin_email'=>'ADMIN_EMAIL'],
    ],
    'parkerslingshotrentals' => [
        'name' => 'Parker Slingshot Rentals',
        'url'  => 'https://parkerslingshotrentals.com',
        'file' => '/home/parkerslingshotrentals.com/public_html/db.php',
        'file_keys' => ['api_key'=>'CYBERMAIL_API_KEY','from_email'=>'MAIL_FROM','from_name'=>'MAIL_FROM_NAME','admin_email'=>'ADMIN_EMAIL'],
    ],
];

// ── Primary storage: jarvis_db site_settings table ──────────────────
function ssGet(string $siteId, string $field): string {
    $row = JarvisDB::single(
        'SELECT setting_value FROM site_settings WHERE site_id=? AND setting_key=?',
        [$siteId, $field]
    );
    return $row['setting_value'] ?? '';
}

function ssSet(string $siteId, string $field, string $value): bool {
    JarvisDB::execute(
        'INSERT INTO site_settings (site_id, setting_key, setting_value) VALUES (?,?,?)
         ON DUPLICATE KEY UPDATE setting_value=VALUES(setting_value), updated_at=NOW()',
        [$siteId, $field, $value]
    );
    return true;
}

// ── Secondary sync: TJJ own DB ───────────────────────────────────────
function tjjSync(array $syncDb, array $syncKeys, string $field, string $value): void {
    $key = $syncKeys[$field] ?? null;
    if (!$key) return;
    try {
        $pdo = new PDO("mysql:host={$syncDb['host']};dbname={$syncDb['name']};charset=utf8mb4",
            $syncDb['user'], $syncDb['pass'], [PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION]);
        $exists = $pdo->prepare('SELECT id FROM settings WHERE setting_key=?');
        $exists->execute([$key]);
        if ($exists->fetch()) {
            $pdo->prepare('UPDATE settings SET setting_value=? WHERE setting_key=?')
                ->execute([json_encode($value), $key]);
        } else {
            $pdo->prepare('INSERT INTO settings (setting_key, setting_value) VALUES (?,?)')
                ->execute([$key, json_encode($value)]);
        }
    } catch (Exception $e) { /* best-effort */ }
}

// ── File push: best-effort write to config file ──────────────────────
function filePush(string $file, string $constant, string $value): void {
    if (!file_exists($file) || !is_writable($file)) return;
    $content = file_get_contents($file);
    $safe    = str_replace("'", "\\'", $value);
    $new     = preg_replace(
        "/define\s*\(\s*['\"]" . preg_quote($constant, '/') . "['\"],\s*['\"][^'\"]*['\"](\s*)\)/",
        "define('" . $constant . "', '" . $safe . "'$1)",
        $content
    );
    if ($new && $new !== $content) {
        file_put_contents($file, $new);
    }
}

// ── Initial population: seed jarvis_db from TJJ DB on first access ──
function seedFromTjjDb(string $siteId, array $syncDb, array $syncKeys): void {
    foreach ($syncKeys as $field => $key) {
        if (ssGet($siteId, $field) !== '') continue; // already have it
        try {
            $pdo = new PDO("mysql:host={$syncDb['host']};dbname={$syncDb['name']};charset=utf8mb4",
                $syncDb['user'], $syncDb['pass'], [PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION]);
            $s = $pdo->prepare('SELECT setting_value FROM settings WHERE setting_key=?');
            $s->execute([$key]);
            $row = $s->fetch(PDO::FETCH_ASSOC);
            if ($row) {
                $v = json_decode($row['setting_value'], true) ?? $row['setting_value'];
                ssSet($siteId, $field, $v);
            }
        } catch (Exception $e) { /* best-effort */ }
    }
}

// ── Router ───────────────────────────────────────────────────────────
if ($method === 'GET') {
    // Seed TJJ from its own DB if not yet in jarvis_db
    if (isset($SITES['tomsjavajive']['sync_db'])) {
        seedFromTjjDb('tomsjavajive', $SITES['tomsjavajive']['sync_db'], $SITES['tomsjavajive']['sync_keys']);
    }

    $result = [];
    foreach ($SITES as $id => $site) {
        $result[$id] = [
            'name'        => $site['name'],
            'url'         => $site['url'],
            'api_key'     => ssGet($id, 'api_key'),
            'from_email'  => ssGet($id, 'from_email'),
            'from_name'   => ssGet($id, 'from_name'),
            'admin_email' => ssGet($id, 'admin_email'),
        ];
    }
    echo json_encode(['success' => true, 'sites' => $result]);
    exit;
}

if ($method === 'POST') {
    $action = $data['action'] ?? '';
    $siteId = $data['site']   ?? '';

    if ($action === 'push_key') {
        $apiKey = trim($data['api_key'] ?? '');
        if (!$apiKey) { echo json_encode(['success'=>false,'error'=>'API key required']); exit; }
        $results = [];
        foreach ($SITES as $id => $site) {
            ssSet($id, 'api_key', $apiKey);
            if (isset($site['sync_db']))  tjjSync($site['sync_db'], $site['sync_keys'], 'api_key', $apiKey);
            if (isset($site['file']))     filePush($site['file'], $site['file_keys']['api_key'] ?? '', $apiKey);
            $results[$id] = true;
        }
        echo json_encode(['success'=>true,'results'=>$results]);
        exit;
    }

    if ($action === 'save' && $siteId && isset($SITES[$siteId])) {
        $site   = $SITES[$siteId];
        $fields = ['api_key','from_email','from_name','admin_email'];
        foreach ($fields as $field) {
            if (!isset($data[$field])) continue;
            $value = trim($data[$field]);
            // 1. Always save to jarvis_db
            ssSet($siteId, $field, $value);
            // 2. Sync to TJJ own DB if applicable
            if (isset($site['sync_db'])) tjjSync($site['sync_db'], $site['sync_keys'], $field, $value);
            // 3. Push to file if accessible
            if (isset($site['file']) && isset($site['file_keys'][$field]))
                filePush($site['file'], $site['file_keys'][$field], $value);
        }
        echo json_encode(['success'=>true]);
        exit;
    }

    echo json_encode(['success'=>false,'error'=>'Unknown action']);
    exit;
}

echo json_encode(['success'=>false,'error'=>'Method not allowed']);