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`
          }
        }
      }
    }
  }
} )