import { defineConfig } from 'astro/config';
import react from "@astrojs/react";
import tailwind from "@astrojs/tailwind";
import { chunkSplitPlugin } from 'vite-plugin-chunk-split';

// https://astro.build/config
export default defineConfig({
  output: 'static',
  // Use client:only for all React components
  integrations: [
    react({ ssr: false }),  // Disable SSR for React components
    tailwind()
  ],
  vite: {
    plugins: [
      chunkSplitPlugin({
        strategy: 'default',
        customSplitting: {
          'ui-components': [/src\/components\/ui\/.*/],
          'contexts': [/src\/contexts\/.*/],
          'utils': [/src\/utils\/.*/],
          'document-extraction': [/src\/utils\/documentExtraction.ts/],
          'mongo-sync': [/src\/utils\/mongoSync.ts/],
          'react-vendor': ['react', 'react-dom']
        }
      })
    ],
    // Avoid hydration issues with different Node.js environments
    ssr: {
      noExternal: ['@radix-ui/*', 'class-variance-authority']
    },
    build: {
      chunkSizeWarningLimit: 1000,
      rollupOptions: {
        output: {
          manualChunks: {
            'pdf-lib': ['pdfjs-dist']
          }
        }
      }
    }
  }
});