import { MetadataRoute } from 'next'
import { mockDb } from '@/lib/mockDb'

export default async function sitemap(): Promise<MetadataRoute.Sitemap> {
  const baseUrl = 'https://marmarislocal.com'
  const locales = ['tr', 'en', 'ru']

  // Static routes
  const staticRoutes = [
    '',
    '/aparts',
    '/restaurants',
    '/businesses',
    '/add-business',
    '/contact',
    '/about'
  ]

  const sitemapEntries: MetadataRoute.Sitemap = []

  // 1. Generate static routes for each locale
  for (const route of staticRoutes) {
    for (const locale of locales) {
      sitemapEntries.push({
        url: `${baseUrl}/${locale}${route}`,
        lastModified: new Date(),
        changeFrequency: 'weekly',
        priority: route === '' ? 1.0 : 0.8,
      })
    }
  }

  // 2. Dynamic listing routes
  try {
    const listings = await mockDb.getListings()
    for (const listing of listings) {
      // Find the category slug dynamically
      const catSlug = listing.category?.slug || 'isletmeler'
      for (const locale of locales) {
        sitemapEntries.push({
          url: `${baseUrl}/${locale}/${catSlug}/${listing.slug}`,
          lastModified: listing.updatedAt || new Date(),
          changeFrequency: 'weekly',
          priority: 0.6,
        })
      }
    }
  } catch (e) {
    console.error('Sitemap listings fetch error:', e)
  }

  // 3. Dynamic neighborhood routes
  try {
    const neighborhoods = await mockDb.getNeighborhoods()
    for (const neighborhood of neighborhoods) {
      for (const locale of locales) {
        sitemapEntries.push({
          url: `${baseUrl}/${locale}/neighborhood/${neighborhood.slug}`,
          lastModified: new Date(),
          changeFrequency: 'monthly',
          priority: 0.4,
        })
      }
    }
  } catch (e) {
    console.error('Sitemap neighborhoods fetch error:', e)
  }

  return sitemapEntries
}