import { defineConfig, loadEnv } from 'vite'
import path from 'path'
import { getEnv, regExps } from './config'
import { composePlugins } from './config/plugins'

function resolve( dir ) {
  return path.join( __dirname, dir )
}

// https://vitejs.dev/config/
export default defineConfig( ( { command, mode } ) => {
  const root = process.cwd()
  const env = getEnv( loadEnv( mode, process.cwd() ) )
  const { VITE_PORT, VITE_PROXY_DOMAIN, VITE_PROXY_DOMAIN_REAL, VITE_LEGACY } = env
  return {
    root,
    base : './', //
    resolve: {
      alias: {
        '@': resolve( 'src' )
      },
      extensions: ['.js', '.json', '.ts', '.vue']
    },

    plugins: composePlugins(command, VITE_LEGACY),

    server: {
      host: '0.0.0.0',
      port: VITE_PORT || 9527,
      https: false,
      open: false,
      proxy: {
        [VITE_PROXY_DOMAIN]: {
          target: VITE_PROXY_DOMAIN_REAL,
          ws: false,
          changeOrigin: true,
          rewrite: (path) => regExps(path, VITE_PROXY_DOMAIN)
        }
      }
    },

    define: {
      // https://vue-i18n.intlify.dev/guide/advanced/optimization.html#quasar-cli
      // 消除 vue-i18n 警告
      __VUE_I18N_FULL_INSTALL__: true,
      __VUE_I18N_LEGACY_API__: false,
      __INTLIFY_PROD_DEVTOOLS__: false,
      __APP_INFO__: JSON.stringify({
        version: '3.0.0'
      })
    },

    build: {
      path : './',
      sourcemap: false,
      brotliSize: false,
      chunkSizeWarningLimit: 2500,

      // minify: 'terser',
      // terserOptions: {
      //   compress: {
      //     drop_console: true,
      //     drop_debugger: true
      //   }
      // },
      
      rollupOptions: {
        // output: {
        //   manualChunks(id) {
        //     if (id.includes('node_modules')) {
        //       return id
        //         .toString()
        //         .split('node_modules/')[1]
        //         .split('/')[0]
        //         .toString()
        //     }
        //   },
        //   chunkFileNames: (chunkInfo) => {
        //     const facadeModuleId = chunkInfo.facadeModuleId
        //       ? chunkInfo.facadeModuleId.split('/')
        //       : []
        //     const fileName = facadeModuleId[facadeModuleId.length - 2] || '[name]'
        //     return `js/${fileName}/[name].[hash].js`
        //   }
        // }
      }
    }
  }
})