import { MetadataRoute } from "next"
import { businessConfig } from "@/lib/seo-config"

// Required for static export
export const dynamic = "force-static"
import { getAllLocationSlugs } from "@/lib/location-data"
import { buildAbsoluteUrl } from "@/lib/seo-registry"

export default function sitemap(): MetadataRoute.Sitemap {
  const currentDate = new Date().toISOString()

  // Get all location pages
  const locationSlugs = getAllLocationSlugs()
  const locationPages = locationSlugs.map((slug) => ({
    url: buildAbsoluteUrl(`/vending-machines-${slug}`),
    lastModified: currentDate,
    changeFrequency: "monthly" as const,
    priority: 0.9,
  }))

  // Static pages with priorities and change frequencies
  const staticPages = [
    {
      url: businessConfig.website,
      lastModified: currentDate,
      changeFrequency: "weekly" as const,
      priority: 1.0,
    },
    {
      url: buildAbsoluteUrl("/contact-us"),
      lastModified: currentDate,
      changeFrequency: "monthly" as const,
      priority: 0.9,
    },
    {
      url: buildAbsoluteUrl("/about-us"),
      lastModified: currentDate,
      changeFrequency: "monthly" as const,
      priority: 0.8,
    },
    {
      url: buildAbsoluteUrl("/about/faqs"),
      lastModified: currentDate,
      changeFrequency: "monthly" as const,
      priority: 0.7,
    },
    // Services
    {
      url: buildAbsoluteUrl("/services"),
      lastModified: currentDate,
      changeFrequency: "monthly" as const,
      priority: 0.9,
    },
    {
      url: buildAbsoluteUrl("/services/repairs"),
      lastModified: currentDate,
      changeFrequency: "monthly" as const,
      priority: 0.8,
    },
    {
      url: buildAbsoluteUrl("/services/moving"),
      lastModified: currentDate,
      changeFrequency: "monthly" as const,
      priority: 0.8,
    },
    {
      url: buildAbsoluteUrl("/services/parts"),
      lastModified: currentDate,
      changeFrequency: "monthly" as const,
      priority: 0.8,
    },
    // Vending Machines
    {
      url: buildAbsoluteUrl("/vending-machines"),
      lastModified: currentDate,
      changeFrequency: "monthly" as const,
      priority: 0.9,
    },
    {
      url: buildAbsoluteUrl("/vending-machines/machines-we-use"),
      lastModified: currentDate,
      changeFrequency: "monthly" as const,
      priority: 0.8,
    },
    {
      url: buildAbsoluteUrl("/vending-machines/machines-for-sale"),
      lastModified: currentDate,
      changeFrequency: "monthly" as const,
      priority: 0.8,
    },
    // Who We Serve
    {
      url: buildAbsoluteUrl("/warehouses"),
      lastModified: currentDate,
      changeFrequency: "monthly" as const,
      priority: 0.7,
    },
    {
      url: buildAbsoluteUrl("/auto-repair"),
      lastModified: currentDate,
      changeFrequency: "monthly" as const,
      priority: 0.7,
    },
    {
      url: buildAbsoluteUrl("/gyms"),
      lastModified: currentDate,
      changeFrequency: "monthly" as const,
      priority: 0.7,
    },
    {
      url: buildAbsoluteUrl("/community-centers"),
      lastModified: currentDate,
      changeFrequency: "monthly" as const,
      priority: 0.7,
    },
    {
      url: buildAbsoluteUrl("/dance-studios"),
      lastModified: currentDate,
      changeFrequency: "monthly" as const,
      priority: 0.7,
    },
    {
      url: buildAbsoluteUrl("/car-washes"),
      lastModified: currentDate,
      changeFrequency: "monthly" as const,
      priority: 0.7,
    },
    // Food and Beverage
    {
      url: buildAbsoluteUrl("/food-and-beverage/healthy-options"),
      lastModified: currentDate,
      changeFrequency: "monthly" as const,
      priority: 0.7,
    },
    {
      url: buildAbsoluteUrl("/food-and-beverage/traditional-options"),
      lastModified: currentDate,
      changeFrequency: "monthly" as const,
      priority: 0.7,
    },
    {
      url: buildAbsoluteUrl("/food-and-beverage/suppliers"),
      lastModified: currentDate,
      changeFrequency: "monthly" as const,
      priority: 0.7,
    },
    // Service Areas Page
    {
      url: buildAbsoluteUrl("/service-areas"),
      lastModified: currentDate,
      changeFrequency: "monthly" as const,
      priority: 0.9,
    },
    // Manuals Page
    {
      url: buildAbsoluteUrl("/manuals"),
      lastModified: currentDate,
      changeFrequency: "weekly" as const,
      priority: 0.8,
    },
    {
      url: buildAbsoluteUrl("/reviews"),
      lastModified: currentDate,
      changeFrequency: "monthly" as const,
      priority: 0.7,
    },
    {
      url: buildAbsoluteUrl("/blog"),
      lastModified: currentDate,
      changeFrequency: "weekly" as const,
      priority: 0.7,
    },
    {
      url: buildAbsoluteUrl("/privacy-policy"),
      lastModified: currentDate,
      changeFrequency: "yearly" as const,
      priority: 0.3,
    },
    {
      url: buildAbsoluteUrl("/terms-and-conditions"),
      lastModified: currentDate,
      changeFrequency: "yearly" as const,
      priority: 0.3,
    },
  ]

  // Combine all pages, removing duplicates by URL
  const allPages = [...staticPages, ...locationPages]
  const uniquePages = allPages.filter(
    (page, index, self) => index === self.findIndex((p) => p.url === page.url)
  )

  return uniquePages
}