import { defineConfig } from 'vite';
import react from '@vitejs/plugin-react-swc';
import { resolve } from 'path';

// https://vitejs.dev/config/
export default defineConfig({
  plugins: [react()],
  build: {
    lib: {
      entry: resolve(__dirname, './src/Timer/index.tsx'),
      name: 'timer',
      fileName: (format) => `timer.${format}.js`,
    },
    rollupOptions: {
      // 确保外部化处理那些你不想打包进库的依赖
      external: ['react', 'react-dom'],
      output: {
        // 在 UMD 构建模式下为这些外部化的依赖提供一个全局变量
        globals: {
          react: 'React',
          'react-dom': 'react-dom',
        },
      },
    },
    outDir: 'lib',
  },
});