WholeProcessPlatform/frontend/vite.config.ts

import { UserConfig, ConfigEnv, loadEnv } from 'vite';
import vue from '@vitejs/plugin-vue';
import { createSvgIconsPlugin } from 'vite-plugin-svg-icons';
import path from 'path';
import cesium from 'vite-plugin-cesium';

export default ({ mode }: ConfigEnv): UserConfig => {
  // 获取 .env 环境配置文件
  const env = loadEnv(mode, process.cwd());

  return {
    plugins: [
      vue(),
      cesium(),
      createSvgIconsPlugin({
        // 指定需要缓存的图标文件夹
        iconDirs: [path.resolve(process.cwd(), 'src/assets/icons')],
        // 指定symbolId格式
        symbolId: 'icon-[dir]-[name]'
      })
    ],
    // 本地反向代理解决浏览器跨域限制
    server: {
      host: '0.0.0.0',
      port: Number(env.VITE_APP_PORT),
      open: true, // 运行自动打开浏览器
      proxy: {
        [env.VITE_APP_BASE_API]: {
          // 线上API地址
          target: env.VITE_APP_BASE_URL,
          // 本地API地址
          // target: 'http://10.84.121.21:8093',
          changeOrigin: true,
          rewrite: path =>
            path.replace(new RegExp('^' + env.VITE_APP_BASE_API), '')
        },
        '/process': {
          target: 'http://localhost:5174',
          changeOrigin: true
        },
        // GIS 服务反代：18085 服务端不返回 CORS 头，浏览器直接跨域请求会被拦截
        // 前端将 https://211.99.26.225:18085 改写为 /gis-map，由本代理转发（对齐旧项目相对路径方案）
        '/gis-map': {
          target: 'https://211.99.26.225:18085',
          changeOrigin: true,
          secure: false
        },
        '/api/dec-lygk-base-server': {
          target: 'https://211.99.26.225:12122',
          changeOrigin: true,
          secure: false,
          rewrite: path =>
            path.replace(
              new RegExp('^/api/dec-lygk-base-server'),
              '/api/dec-lygk-base-server'
            )
        },
        '/wmp-env-server': {
          target: 'https://211.99.26.225:12122',
          changeOrigin: true,
          secure: false,
          rewrite: path =>
            path.replace(new RegExp('^/wmp-env-server'), '/api/wmp-env-server')
        },
        '/api/wmp-env-server': {
          target: 'https://211.99.26.225:12122',
          changeOrigin: true,
          secure: false,
          rewrite: path =>
            path.replace(
              new RegExp('^/api/wmp-env-server'),
              '/api/wmp-env-server'
            )
        },
        '/api/wmp-eng-server': {
          target: 'https://211.99.26.225:12122',
          changeOrigin: true,
          secure: false,
          rewrite: path =>
            path.replace(
              new RegExp('^/api/wmp-eng-server'),
              '/api/wmp-eng-server'
            )
        },
        '/api/wmp-sys-server': {
          target: 'https://211.99.26.225:12122',
          changeOrigin: true,
          secure: false,
          rewrite: path =>
            path.replace(
              new RegExp('^/api/wmp-sys-server'),
              '/api/wmp-sys-server'
            )
        },
        '/api/dec-modules-usm-springcloud-starter': {
          target: 'https://211.99.26.225:12122',
          changeOrigin: true,
          secure: false,
          rewrite: path =>
            path.replace(
              new RegExp('^/api/dec-modules-usm-springcloud-starter'),
              '/api/dec-modules-usm-springcloud-starter'
            )
        },
          '/api/wmp-swqx-server/': {
          target: 'https://211.99.26.225:12122',
          changeOrigin: true,
          secure: false,
          rewrite: path =>
            path.replace(
              new RegExp('^/api/dec-modules-usm-springcloud-starter'),
              '/api/dec-modules-usm-springcloud-starter'
            )
        }
        // /
      }
    },
    build: {
      // 1. 增加 chunk 大小警告限制（避免过多小文件）
      chunkSizeWarningLimit: 1000,

      // 2. 优化 Rollup 配置
      rollupOptions: {
        output: {
          // 手动分块，将大型库单独打包，减少单个 chunk 的复杂度
          manualChunks(id) {
            if (id.includes('node_modules')) {
              // 将 element-plus, lodash 等大型库单独拆分
              if (id.includes('element-plus')) return 'element-plus';
              if (id.includes('ant-design-vue')) return 'ant-design-vue';
              if (id.includes('lodash')) return 'lodash';
              if (id.includes('cesium')) return 'cesium';
              // 其他 node_modules 归为 vendor
              return 'vendor';
            }
          }
        }
      }
    },
    resolve: {
      // Vite路径别名配置
      alias: {
        '@': path.resolve(__dirname, './src')
      }
    },
    css: {
      preprocessorOptions: {
        scss: {
          silenceDeprecations: ['legacy-js-api'],
          api: 'modern-compiler' // 使用现代API
        }
      }
    }
  };
};