/** @type {import('next').NextConfig} */
import { withSentryConfig } from "@sentry/nextjs/config";
import path from "path";
import { fileURLToPath } from "url";
const __dirname = path.dirname(fileURLToPath(import.meta.url));

const isDev = process.env.NODE_ENV === "development";

function remotePatterns() {
  if (isDev) {
    return [
      { protocol: "https", hostname: "**" },
      { protocol: "http", hostname: "**" },
    ];
  }
  const cms = process.env.WAGTAIL_BASE_URL;
  if (!cms) {
    throw new Error("WAGTAIL_BASE_URL is not set, cannot derive image hosts");
  }
  const { protocol, hostname, port } = new URL(cms);
  return [{ protocol: protocol.replace(":", ""), hostname, port }];
}

const nextConfig = {
  output: "standalone",
  cacheComponents: true,
  partialPrefetching: true,
  // Next renders every page per request, uncached, for the crawlers and
  // link-preview bots on its "HTML-limited" list, so their metadata is never
  // streamed after <head>. No page here streams metadata (it all comes from
  // cached CMS data), so no bot needs that; this pattern matches none
  htmlLimitedBots: /(?!)/,
  images: {
    remotePatterns: remotePatterns(),
    formats: ["image/avif", "image/webp"],
    // 90 is for editorial images (ImageFigure); AVIF at the default 75 is
    // visibly soft on photos. Qualities not listed here are rejected.
    qualities: [75, 90],
    minimumCacheTTL: 7 * 24 * 60 * 60, // 7 days
    // smoke tests build in production mode against a mock CMS on 127.0.0.1;
    // the flag is serialized into the build, so it must be set at build time
    dangerouslyAllowLocalIP:
      isDev || process.env.SMOKE_ALLOW_LOCAL_IMAGES === "1",
  },
  turbopack: {
    root: __dirname,
  },
  experimental: {
    // `typescript` is aliased to the TS6 API package (typescript-eslint can't
    // use TS7's native compiler yet), which has no `tsc` bin for the 16.3 CLI
    // checker — type-check builds through the TS6 JS API instead. `npx tsc`
    // (CI, manual) runs native TS7 via @typescript/native.
    useTypeScriptCli: false,
  },
};

// Errors are reported to Bugsink (bugsink.neuf.no), which speaks Sentry's
// protocol. The build uploads source maps there when SENTRY_AUTH_TOKEN is
// set, and removes them from the output afterwards
export default withSentryConfig(nextConfig, {
  sentryUrl: "https://bugsink.neuf.no/",
  // Bugsink has no organisations; sentry-cli insists on a value
  org: "bugsinkhasnoorgs",
  project: "neuf-www",
  authToken: process.env.SENTRY_AUTH_TOKEN,
  silent: !process.env.CI,
  telemetry: false,
  sourcemaps: { deleteSourcemapsAfterUpload: true },
  // the hook it asks for is for tracing navigations, which is off
  suppressOnRouterTransitionStartWarning: true,
  // Bugsink only takes errors: leave the tracing code out of the bundles
  bundleSizeOptimizations: { excludeDebugStatements: true, excludeTracing: true },
});