import { headers } from 'next/headers';
import { getBaseUrl } from '../utils/sitemap';

const MAIN_DOMAIN = 'nobat724.com';

function getCurrentDomain() {
    try {
        const headersList = headers();
        const host = headersList.get('host');
        return host || MAIN_DOMAIN;
    } catch {
        return MAIN_DOMAIN;
    }
}

const NOW = new Date();

function getStaticPages(baseUrl) {
    return [
        { url: baseUrl, lastModified: NOW, changeFrequency: 'daily', priority: 1 },
        { url: `${baseUrl}/about-us`, lastModified: NOW, changeFrequency: 'monthly', priority: 0.8 },
        { url: `${baseUrl}/contact-us`, lastModified: NOW, changeFrequency: 'monthly', priority: 0.8 },
        { url: `${baseUrl}/blogs`, lastModified: NOW, changeFrequency: 'weekly', priority: 0.9 },
        { url: `${baseUrl}/doctors`, lastModified: NOW, changeFrequency: 'daily', priority: 0.9 },
        { url: `${baseUrl}/clinics`, lastModified: NOW, changeFrequency: 'daily', priority: 0.9 },
        { url: `${baseUrl}/specialties`, lastModified: NOW, changeFrequency: 'weekly', priority: 0.9 },
    ];
}

export default async function sitemap() {
    try {
        const domain = getCurrentDomain();
        const baseUrl = getBaseUrl(domain);
        return getStaticPages(baseUrl);
    } catch (error) {
        console.error('Error generating sitemap:', error);
        return [];
    }
}