import { defineConfig } from 'vite'
import vue from '@vitejs/plugin-vue'
import fs from 'fs'
import { createServer as createLangServer } from './scripts/lang.js'

import { resolve } from 'path'

const outDir = resolve(process.env.PWD, process.argv[process.argv.length - 1])


// https://vitejs.dev/config/
export default async ({ mode }) => {
  const langProt = 9091
  const input: { [key in string]: string } = {}
  if (process.argv.includes('lang')) {
    await createLangServer(langProt)
    input.lang = resolve(__dirname, 'lang.html')
  } else {
    input.main = resolve(__dirname, 'index.html')
  }
  const proxy = {
    '/dev': {
      target: `http://localhost:${langProt}`,
      changeOrigin: true,
      rewrite: path => path.replace(/^\/dev/, '/dev')
    },
    '/api': {
      target: 'http://192.168.0.152:8088/',
      changeOrigin: true,
      rewrite: path => path.replace(/^\/api/, '')
    }
  }

  console.log(input)
  return defineConfig({
    build: {
      rollupOptions: {
        input
      },
      outDir: fs.existsSync(outDir) ? outDir : './dist'
    },
    plugins: [vue()],
    base: './',
    assetsInclude: ['public/**/*'],
    resolve: {
      extensions: ['.js', '.ts', '.json', '.vue'],
      alias: [
        {
          find: '@',
          replacement: resolve(__dirname, './src')
        },
        {
          find: 'bill',
          replacement: resolve(__dirname, './src/components/bill-ui')
        }
      ]
    },
    server: {
      host: '0.0.0.0',
      port: 5173,
      open: true,
      proxy: proxy
    }
  })
}