import { defineConfig } from 'astro/config';
import node from '@astrojs/node';
import tailwind from '@astrojs/tailwind';
import sitemap from '@astrojs/sitemap';
import sentry from '@sentry/astro';
import { DEPARTEMENTS } from './src/lib/departements.ts';
import { PHENOMENA } from './src/lib/phenomena.ts';

const sentryDsn = process.env.SENTRY_DSN;
const release = process.env.GIT_COMMIT_SHA || 'dev';
const SITE = 'https://info-canicule.nocleus.com';

// URLs dynamiques (SSR) listées explicitement pour le sitemap — sinon @astrojs/sitemap
// ne les voit pas (il n'énumère que les routes statiques au build).
const deptUrls = DEPARTEMENTS.map((d) => `${SITE}/departement/${d.code}`);
const kitUrls = Object.values(PHENOMENA).map((p) => `${SITE}/conseils/${p.slug}`);

export default defineConfig({
  output: 'server',
  adapter: node({ mode: 'standalone' }),
  integrations: [
    tailwind({ applyBaseStyles: false }),
    sitemap({
      filter: (page) => !page.includes('/api/'),
      customPages: [...deptUrls, ...kitUrls],
      // Priorités SEO selon le type d'URL.
      // Home > carte dept > conseils par phénomène > conseils index > pages info.
      serialize(item) {
        const url = item.url;
        // Home — priorité max, change toutes les ~15 min côté contenu mais l'URL ne bouge pas.
        if (url === `${SITE}/` || url === SITE) {
          return { ...item, priority: 1.0, changefreq: 'hourly' };
        }
        // Pages département (96) — coeur du SEO long-tail, contenu live.
        if (url.includes('/departement/')) {
          return { ...item, priority: 0.9, changefreq: 'hourly' };
        }
        // Kits par phénomène — contenu durable, fort potentiel SEO.
        if (url.includes('/conseils/') && url !== `${SITE}/conseils/` && !url.includes('registre-canicule')) {
          return { ...item, priority: 0.8, changefreq: 'monthly' };
        }
        // Index conseils + registre canicule — repères durables.
        if (url.includes('/conseils')) {
          return { ...item, priority: 0.8, changefreq: 'monthly' };
        }
        // Embed — utile pour intégrations tierces.
        if (url.includes('/embed')) {
          return { ...item, priority: 0.5, changefreq: 'monthly' };
        }
        // Pages info (à-propos, mentions, etc.)
        return { ...item, priority: 0.4, changefreq: 'yearly' };
      },
    }),
    ...(sentryDsn
      ? [
          sentry({
            dsn: sentryDsn,
            environment: process.env.NODE_ENV ?? 'production',
            release,
            tracesSampleRate: 0.1,
            sourceMapsUploadOptions: { enabled: false },
          }),
        ]
      : []),
  ],
  server: { host: '0.0.0.0', port: 4321 },
  site: SITE,
  vite: {
    ssr: {
      noExternal: ['ioredis'],
    },
  },
});