hjyd/vite.config.js

import { defineConfig } from 'vite'
import { resolve } from 'path'
import vue from '@vitejs/plugin-vue'
import autoprefixer from 'autoprefixer'
import postcsspxtoviewport from 'postcss-px-to-viewport'
import { chunkSplitPlugin } from 'vite-plugin-chunk-split'
import viteImagemin from 'vite-plugin-imagemin'

// https://vitejs.dev/config/
export default defineConfig({
  resolve: {
    alias: {
      '@': resolve(__dirname, 'src'),
      cpns: resolve(__dirname, 'src/components'),
    },
    extensions: ['.js', '.json', '.vue'],
  },
  server: {
    host: '0.0.0.0',
  },
  plugins: [
    vue(),
    chunkSplitPlugin(),
    viteImagemin({
      gifsicle: {
        optimizationLevel: 7,
        interlaced: false,
      },
      optipng: {
        optimizationLevel: 7,
      },
      mozjpeg: {
        quality: 20,
      },
      pngquant: {
        quality: [0.8, 0.9],
        speed: 4,
      },
      svgo: {
        plugins: [
          {
            name: 'removeViewBox',
          },
          {
            name: 'removeEmptyAttrs',
            active: false,
          },
        ],
      },
    }),
  ],
  //配置sass
  css: {
    preprocessorOptions: {
      scss: {
        additionalData:
          '@import "./src/assets/scss/globalVar.scss";@import "./src/assets/scss/globalMixin.scss";',
      },
    },
    postcss: {
      plugins: [
        autoprefixer({
          overrideBrowserslist: [
            'Android 4.1',
            'iOS 7.1',
            'Chrome > 31',
            'ff > 31',
            'ie >= 8',
          ],
        }),
        postcsspxtoviewport({
          unitToConvert: 'px', // 要转化的单位
          viewportWidth: 1920, // UI设计稿的宽度
          viewportHeight: 1080, // UI设计稿高度
          unitPrecision: 6, // 转换后的精度，即小数点位数
          propList: ['*'], // 指定转换的css属性的单位，*代表全部css属性的单位都进行转换
          viewportUnit: 'vw', // 指定需要转换成的视窗单位，默认vw
          fontViewportUnit: 'vw', // 指定字体需要转换成的视窗单位，默认vw
          selectorBlackList: ['ignore-'], // 指定不转换为视窗单位的类名，
          minPixelValue: 1, // 默认值1，小于或等于1px则不进行转换
          mediaQuery: true, // 是否在媒体查询的css代码中也进行转换，默认false
          replace: true, // 是否转换后直接更换属性值
          // exclude: [/node_modules/], // 设置忽略文件，用正则做目录名匹配
          exclude: [],
          landscape: false, // 是否处理横屏情况
        }),
      ],
    },
  },
})