vite.config.js

const path = require('path')
const { defineConfig } = require('vite')
const copy = require('rollup-plugin-copy')
// const { visualizer } = require('rollup-plugin-visualizer');

module.exports = defineConfig({
	base: process.env.NODE_ENV === 'production' ? './' : './src',
  build: {
    lib: {
      entry: path.resolve(__dirname, 'src/index.js'),
      name: 'dice-box',
      fileName: (format) => `dice-box.${format}.js`
    },
		assetsDir: 'assets/dice-box',
    rollupOptions: {
			preserveEntrySignatures: "allow-extension",
      input: {
				main: path.resolve(__dirname, 'src/index.js')
			},
			output: [{
				format: "es",
				manualChunks: {
					// babylon: ['@babylonjs/core','@babylonjs/loaders','@babylonjs/materials']
				},
				sourcemap: false,
			}],
			plugins: [
				copy({
					targets: [
						{
							// src: path.resolve(__dirname, 'src/assets/*'),
							src: [
								path.resolve(__dirname, 'src/assets/ammo'),
								path.resolve(__dirname, 'src/assets/models'),
								path.resolve(__dirname, 'src/assets/themes')
							],
							dest: path.resolve(__dirname, 'dist/assets/dice-box')
						}
					],
					hook: "writeBundle"
				}),
				// visualizer({
				// 	open: true,
				// 	brotliSize: true
				// })
			]
    },
  }
})