import { MetadataRoute } from 'next'

export default function sitemap(): MetadataRoute.Sitemap {
  const baseUrl = process.env.NEXT_PUBLIC_APP_URL || 'https://localhost:3000'
  
  return [
    {
      url: baseUrl,
      lastModified: new Date(),
      changeFrequency: 'daily',
      priority: 1,
    },
    {
      url: `${baseUrl}/categories`,
      lastModified: new Date(),
      changeFrequency: 'weekly',
      priority: 0.8,
    },
    {
      url: `${baseUrl}/products`,
      lastModified: new Date(),
      changeFrequency: 'daily',
      priority: 0.9,
    },
    {
      url: `${baseUrl}/deals`,
      lastModified: new Date(),
      changeFrequency: 'daily',
      priority: 0.8,
    },
    {
      url: `${baseUrl}/seller-landing`,
      lastModified: new Date(),
      changeFrequency: 'monthly',
      priority: 0.7,
    },
    {
      url: `${baseUrl}/admin`,
      lastModified: new Date(),
      changeFrequency: 'monthly',
      priority: 0.6,
    },
    {
      url: `${baseUrl}/register`,
      lastModified: new Date(),
      changeFrequency: 'monthly',
      priority: 0.6,
    },
    {
      url: `${baseUrl}/shipping`,
      lastModified: new Date(),
      changeFrequency: 'monthly',
      priority: 0.5,
    },
    {
      url: `${baseUrl}/about`,
      lastModified: new Date(),
      changeFrequency: 'yearly',
      priority: 0.3,
    },
    {
      url: `${baseUrl}/contact`,
      lastModified: new Date(),
      changeFrequency: 'yearly',
      priority: 0.3,
    },
    {
      url: `${baseUrl}/faq`,
      lastModified: new Date(),
      changeFrequency: 'monthly',
      priority: 0.4,
    },
    {
      url: `${baseUrl}/terms`,
      lastModified: new Date(),
      changeFrequency: 'yearly',
      priority: 0.2,
    },
    {
      url: `${baseUrl}/privacy`,
      lastModified: new Date(),
      changeFrequency: 'yearly',
      priority: 0.2,
    },
  ]
}