vite.config.js

import { resolve } from 'path'
import { minifyHtml, injectHtml } from 'vite-plugin-html'

const scalaVersion = '2.13'
// const scalaVersion = '3.0.0-RC3'

// https://vitejs.dev/config/
export default ({ mode }) => {
  const mainJS = `./examples/target/scala-${scalaVersion}/formula-examples-${mode === 'production' ? 'opt' : 'fastopt'}/main.js`
  const script = `<script type="module" src="${mainJS}"></script>`

  return {
    server: {
      proxy: {
        '/api': {
          target: 'http://localhost:8088',
          changeOrigin: true,
          rewrite: (path) => path.replace(/^\/api/, '')
        },
      }
    },
    publicDir: './examples/src/main/static/public',
    plugins: [
      ...(process.env.NODE_ENV === 'production' ? [minifyHtml(),] : []),
      injectHtml({
        injectData: {
          script
        }
      })
    ],
    resolve: {
      alias: {
        'stylesheets': resolve(__dirname, './examples/src/main/static/stylesheets'),
      }
    }
  }
}