vite.config.ts

import checker from 'vite-plugin-checker'
import vue from '@vitejs/plugin-vue'
import { defineConfig, loadEnv } from 'vite'
import { visualizer } from 'rollup-plugin-visualizer'
import { createSvgIconsPlugin } from 'vite-plugin-svg-icons'
import { nodePolyfills } from 'vite-plugin-node-polyfills'
import { NodeGlobalsPolyfillPlugin } from '@esbuild-plugins/node-globals-polyfill'
import { NodeModulesPolyfillPlugin } from '@esbuild-plugins/node-modules-polyfill'

import * as fs from 'fs'
import * as path from 'path'

const appDirectory = fs.realpathSync(process.cwd())
const resolveApp = (relative: string) => path.resolve(appDirectory, relative)
const root = path.resolve(__dirname, resolveApp('src'))

// https://vitejs.dev/config/
export default defineConfig(({ mode }) => {
  const env = loadEnv(mode, process.cwd(), '')

  const isProduction = env.VITE_ENVIRONMENT === 'production'
  const isDevelopment = env.VITE_ENVIRONMENT === 'development'
  const isAnalyze = env.VITE_ENVIRONMENT === 'analyze'
  const buildVersion = env.VITE_BUILD_VERSION

  return {
    ...(env.VITE_PORT
      ? {
          server: {
            port: Number(env.VITE_PORT),
          },
        }
      : {}),
    publicDir: 'static',
    base: '',
    build: {
      target: 'esnext',
      rollupOptions: {
        plugins: [
          nodePolyfills(),
        ],
        output: {
          manualChunks: {
            w3m: ['@web3modal/ethers5'],
            chart: ['chart.js'],
          },
        },
      },
    },

    plugins: [
      vue(),

      createSvgIconsPlugin({
        iconDirs: [path.resolve(process.cwd(), 'src/assets/icons')],
        symbolId: '[name]',
      }),
      checker({
        overlay: {
          initialIsOpen: false,
        },
        typescript: true,
        eslint: {
          lintCommand:
            'eslint "{src,config}/**/*.{vue,js,ts}" --cache --max-warnings=0',
        },
      }),
      ...(isAnalyze
        ? [
            visualizer({
              open: true,
            }),
          ]
        : []),
    ],
    css: {
      preprocessorOptions: {
        scss: {
          additionalData: [
            '@import "@/styles/_functions.scss";',
            '@import "@/styles/_mixins.scss";',
          ].join(''),
        },
      },
    },
    resolve: {
      extensions: ['.mjs', '.js', '.ts', '.jsx', '.tsx', '.json', '.vue'],
      dedupe: ['vue', '@vueuse/core', 'lodash'],
      alias: [
        {
          find: '@',
          replacement: `${root}/`,
        },
        {
          find: '@config',
          replacement: `${root}/config.ts`,
        },
        {
          find: '@static',
          replacement: `${root}/../static`,
        },
        {
          find: 'fs',
          replacement: 'memfs',
        },
      ],
    },
    optimizeDeps: {
      esbuildOptions: {
        define: {
          global: 'globalThis',
        },
      },
      plugins: [
        NodeGlobalsPolyfillPlugin({
          process: true,
          buffer: true,
        }),
        NodeModulesPolyfillPlugin(),
      ],
    },
  }
})