/** @type {import('next').NextConfig} */
// v2
const nextConfig = {
  skipTrailingSlashRedirect: true,
  experimental: {
    proxyTimeout: 120000, // 2 minutes for long-running workout generation
  },
  images: {
    remotePatterns: [
      {
        protocol: "http",
        hostname: "localhost",
        port: "8000",
      },
      {
        protocol: "http",
        hostname: "0.0.0.0",
        port: "8000",
      },
    ],
  },
  async rewrites() {
    const djangoUrl = process.env.DJANGO_INTERNAL_URL || "http://localhost:8000";
    // Helper: for each Django prefix, create two rewrites:
    //   1. with trailing slash preserved
    //   2. without trailing slash → add it (Django requires trailing slashes)
    const djangoPrefixes = [
      "media", "registered_user", "exercise", "muscle",
      "equipment", "workout", "generator", "videos", "admin",
    ];
    return djangoPrefixes.flatMap((prefix) => [
      {
        source: `/${prefix}/:path*/`,
        destination: `${djangoUrl}/${prefix}/:path*/`,
      },
      {
        source: `/${prefix}/:path*`,
        destination: `${djangoUrl}/${prefix}/:path*/`,
      },
    ]);
  },
};

export default nextConfig;