/// <reference types="vitest/config" />
import { defineConfig } from 'vite'
import react from '@vitejs/plugin-react'
import path from 'path'

// https://vite.dev/config/
export default defineConfig({
  plugins: [react()],
  server: {
    host: '0.0.0.0',
    watch: {
      usePolling: true,
    },
  },
  resolve: {
    alias: {
      '@': path.resolve(__dirname, './src'),
    },
  },
  test: {
    globals: true,
    environment: 'jsdom',
    setupFiles: './src/test/setup.ts',
    include: ['src/**/*.{test,spec}.{ts,tsx}'],
  },
  build: {
    rollupOptions: {
      output: {
        manualChunks: {
          // React core and routing
          'react-vendor': ['react', 'react-dom', 'react-router-dom'],
          // Markdown rendering
          'markdown-vendor': ['react-markdown'],
          // State management
          'state-vendor': ['zustand', 'immer', 'zundo'],
          // Icons
          'icons-vendor': ['lucide-react'],
          // Utilities and UI libs
          'utils-vendor': [
            'axios',
            'clsx',
            'tailwind-merge',
            'class-variance-authority',
            'date-fns',
            'sonner',
          ],
          // Drag and drop
          'dnd-vendor': [
            '@dnd-kit/core',
            '@dnd-kit/sortable',
            '@dnd-kit/utilities',
          ],
        },
      },
    },
    chunkSizeWarningLimit: 500,
  },
})
