// vue-journal-layer: reusable Journal views as a Nuxt layer. An app consumes
// it with `extends: ['vue-journal-layer']`.
//
// Every path below is absolute and built from this file's directory: a
// relative or ~ path in a layer config resolves against the consuming
// project, not the layer.
import { fileURLToPath } from 'node:url'

const currentDir = fileURLToPath(new URL('.', import.meta.url))

export default defineNuxtConfig({
  compatibilityDate: '2025-07-15',
  devtools: { enabled: false },

  // The consuming app may have no app/pages directory; the Journal pages are
  // registered by the journal module, so the router must be on regardless.
  pages: true,

  // Declared once here, so the app never re-lists them (two copies of
  // @nuxtjs/i18n split locale state).
  modules: ['@nuxt/fonts', '@nuxtjs/i18n', '@nuxtjs/seo', `${currentDir}lib/journal-module.ts`],

  // Tokens first, then the neutral styles that use them. The app's own css
  // array loads after these, so its token overrides win.
  css: [`${currentDir}app/assets/css/journal-tokens.css`, `${currentDir}app/assets/css/journal-base.css`],

  runtimeConfig: {
    journal: {
      // Server-only base for SSR fetches (NUXT_JOURNAL_API_BASE). It never
      // comes from request input.
      apiBase: 'http://127.0.0.1:8096/_journal/api/v1',
      // Server-only bearer token of the old Journal purge route
      // POST /api/__journal__/cache/purge (NUXT_JOURNAL_CACHE_PURGE_TOKEN),
      // kept for one release; new sites use siteCache.purgeToken. Shorter
      // than 32 characters, the route answers 404.
      cachePurgeToken: '',
    },
    siteCache: {
      // Server-only bearer token of the shared site cache purge route
      // POST /api/__site__/cache/purge (NUXT_SITE_CACHE_PURGE_TOKEN), the
      // backend's site_cache.purge_token. Shorter than 32 characters, the
      // route answers 404.
      purgeToken: '',
      // NUXT_SITE_CACHE_ALLOW_PROXIED: set it to true when the backend reaches
      // the site through a TLS-terminating proxy (an https site_cache.purge_url
      // on another host), which adds X-Forwarded-For, X-Real-IP or Forwarded.
      // The route then accepts proxied requests and the bearer token is the
      // only gate; unset, it answers 404 to any proxied request.
      allowProxied: false,
    },
    public: {
      journal: {
        // Same-origin base for browser fetches (NUXT_PUBLIC_JOURNAL_API_BASE).
        apiBase: '/_journal/api/v1',
      },
    },
  },

  // The Journal's internal routes and the shared site routes are never
  // route-cached. Nitro wraps every handler matching an app rule such as
  // '/**': { swr } in its cached handler, which keys by path, does not skip
  // POST and hides request headers, so the purge routes would answer from the
  // cache without running.
  routeRules: {
    '/api/__journal__/**': { cache: false },
    '/api/__site__/**': { cache: false },
  },

  // No OG image rendering at runtime.
  ogImage: { enabled: false },

  // Paginated listings keep ?page=N in their canonical URL. nuxt-seo-utils
  // already whitelists page by default; set explicitly to lock the behaviour.
  seo: { canonicalQueryWhitelist: ['page'] },

  // Journal posts and categories come from the API through the layer's
  // sitemap source; locs are built from journal.routes. One flat sitemap.
  sitemap: { sources: ['/api/__sitemap__/journal'], autoI18n: false },

  // i18n: the layer declares no locales. The journal module registers the
  // layer's pl/en strings only for locales the app enables.
})