import { fileURLToPath, URL } from 'node:url'

import react from '@vitejs/plugin-react'
import { defineConfig } from 'vite'

// https://vite.dev/config/
export default defineConfig({
  plugins: [react()],
  resolve: {
    alias: {
      '@': fileURLToPath(new URL('./src', import.meta.url)),
    },
  },
  server: {
    port: 5173,
    open: false,
  },
  build: {
    outDir: 'dist',
    sourcemap: false,
    // antd 依赖本身较大，单独成包后放宽此告警阈值
    chunkSizeWarningLimit: 700,
    // 把体积较大的第三方依赖拆成独立 chunk，便于长期缓存
    rolldownOptions: {
      output: {
        codeSplitting: {
          groups: [
            {
              name: 'react-vendor',
              test: /[\\/]node_modules[\\/](react|react-dom|scheduler)[\\/]/,
            },
            {
              name: 'antd-vendor',
              test: /[\\/]node_modules[\\/](antd|@ant-design|@rc-component|rc-[^\\/]+)[\\/]/,
            },
          ],
        },
      },
    },
  },
})