const { defineConfig } = require('@vue/cli-service')

module.exports = defineConfig({
  //设置为空打包后不分更目录还是多级目录
  publicPath: '',
  //build编译后存放静态文件的目录
  //assetsDir: "static",

  // build编译后不生成资源MAP文件
  productionSourceMap: false,

  //开发服务,build后的生产模式还需nginx代理
  devServer: {
    allowedHosts: 'all',
    open: false, //运行后自动打开浏览器
    port: process.env.VUE_APP_PORT, //挂载端口
    proxy: {
      '/api': {
        target: process.env.VUE_APP_API_BASEURL,
        ws: true,
        pathRewrite: {
          '^/api': '/'
        }
      }
    }
  },

  chainWebpack: config => {
    // 移除 prefetch 插件
    config.plugins.delete('preload');
    config.plugins.delete('prefetch');
    config.resolve.alias.set('vue-i18n', 'vue-i18n/dist/vue-i18n.cjs.js');
  },

  configureWebpack: {
    //性能提示
    performance: {
      hints: false
    },
    optimization: {
      splitChunks: {
        chunks: "all",
        automaticNameDelimiter: '~',
        name: "scuiChunks",
        cacheGroups: {
          //第三方库抽离
          vendor: {
            name: "modules",
            test: /[\\/]node_modules[\\/]/,
            priority: -10
          },
          elicons: {
            name: "elicons",
            test: /[\\/]node_modules[\\/]@element-plus[\\/]icons-vue[\\/]/
          },
          tinymce: {
            name: "tinymce",
            test: /[\\/]node_modules[\\/]tinymce[\\/]/
          },
          echarts: {
            name: "echarts",
            test: /[\\/]node_modules[\\/]echarts[\\/]/
          },
          xgplayer: {
            name: "xgplayer",
            test: /[\\/]node_modules[\\/]xgplayer.*[\\/]/
          },
          codemirror: {
            name: "codemirror",
            test: /[\\/]node_modules[\\/]codemirror[\\/]/
          }
        }
      }
    }
  }
})