import process from 'node:process'
import { fileURLToPath, URL } from 'node:url'
import vue from '@vitejs/plugin-vue'
import IconsResolver from 'unplugin-icons/resolver'
import Icons from 'unplugin-icons/vite'
import Components from 'unplugin-vue-components/vite'
import { defineConfig, loadEnv } from 'vite'

export default defineConfig((configEnv) => {
  const viteEnv = loadEnv(configEnv.mode, process.cwd()) as unknown as Env.ImportMeta
  const { VITE_SERVER_BASEURL, VITE_APP_PROXY, VITE_APP_PROXY_PREFIX } = viteEnv

  return {
    base: viteEnv.VITE_BASE_URL,
    resolve: {
      // 使其通过能 ~ 或 @ 导入
      alias: {
        '~': fileURLToPath(new URL('./', import.meta.url)),
        '@': fileURLToPath(new URL('./src', import.meta.url)),
      },
    },
    css: {
      preprocessorOptions: {
        scss: {
          api: 'modern-compiler',
          additionalData: `@use "@/styles/scss/global.scss" as *;`,
        },
      },
    },
    plugins: [
      vue(),
      Icons({
        compiler: 'vue3',
        scale: 1,
        defaultClass: 'inline-block',
      }),
      Components({
        dts: 'src/types/auto-import.d.ts',
        resolvers: [IconsResolver()],
      }),
    ],
    server: {
      host: '0.0.0.0',
      port: 8080,
      open: true,
      // 用于配置开发服务器启动时预加载的一些客户端文件，以提高初次加载的速度。
      warmup: {
        clientFiles: ['./index.html', './src/{pages,components}/*'],
      },
      proxy:
        VITE_APP_PROXY === 'Y'
          ? {
              [VITE_APP_PROXY_PREFIX]: {
                target: VITE_SERVER_BASEURL,
                changeOrigin: true, // 跨域
                rewrite: path => path.replace(new RegExp(`^${VITE_APP_PROXY_PREFIX}`), ''),
              },
            }
          : undefined,
    },
    preview: {
      port: 9725,
    },
  }
})