import bundleAnalyzer from '@next/bundle-analyzer';

const withBundleAnalyzer = bundleAnalyzer({ enabled: process.env.ANALYZE === 'true' });

/** @type {import('next').NextConfig} */
const baseConfig = {
  output: 'standalone',
  reactStrictMode: false,
  images: {
    remotePatterns: [
      {
        protocol: "https",
        hostname: "api.telegram.org",
      },
      {
        protocol: "https",
        hostname: "telegram.org",
      },
      // Backend API hostname configured via environment variable
      ...(process.env.API_HOSTNAME ? [{
        protocol: "https",
        hostname: process.env.API_HOSTNAME,
      }] : []),
    ],
  },
  async rewrites() {
    const apiBaseUrl = process.env.API_BASE_URL;
    
    // Ensure API_BASE_URL is valid to prevent 500 errors
    if (!apiBaseUrl || apiBaseUrl === 'undefined') {
      console.warn('⚠️  API_BASE_URL not set! Set it to your backend domain');
      console.warn('⚠️  Using localhost fallback - this will fail in production!');
      return [
        {
          source: '/api/:path*',
          destination: 'http://localhost:3001/api/:path*',
        },
      ];
    }
    
    console.log(`🔗 API rewrites pointing to: ${apiBaseUrl}`);
    return [
      {
        source: '/api/:path*',
        destination: `${apiBaseUrl}/api/:path*`,
      },
    ];
  },
  experimental: {
    // serverExternalPackages has been deprecated in Next.js 15
  },
  onDemandEntries: {
    maxInactiveAge: 15 * 1000,
    pagesBufferLength: 2,
  },
  productionBrowserSourceMaps: false,
  typescript: {
    ignoreBuildErrors: true,
  },
  eslint: {
    ignoreDuringBuilds: true,
  },
};

const nextConfig = withBundleAnalyzer(baseConfig);

export default nextConfig;