'use strict'
const path = require('path')
const defaultSettings = require('./src/settings.js')

function resolve(dir) {
  return path.join(__dirname, dir)
}

const name = defaultSettings.title || 'vue Element Admin' // page title

// If your port is set to 80,
// use administrator privileges to execute the command line.
// For example, Mac: sudo npm run
// You can change the port by the following method:
// port = 9527 npm run dev OR npm run dev --port = 9527
const port = process.env.port || process.env.npm_config_port || 9527 // dev port
// All configuration item explanations can be find in https://cli.vuejs.org/config/
module.exports = {
  /**
   * You will need to set publicPath if you plan to deploy your site under a sub path,
   * for example GitHub Pages. If you plan to deploy your site to https://foo.github.io/bar/,
   * then publicPath should be set to "/bar/".
   * In most cases please use '/' !!!
   * Detail: https://cli.vuejs.org/config/#publicpath
   */
  publicPath: '',
  outputDir: 'dist',
  assetsDir: 'static',
  lintOnSave: process.env.NODE_ENV === 'development',
  productionSourceMap: false,
  devServer: {
    port: port,
    open: false,
    overlay: {
      warnings: false,
      errors: true
    },
    // allowedHosts: ['192.168.0.104:8080', '192.168.0.104:8081'],
    // headers: {
    //   'Access-Control-Allow-Origin': '192.168.0.104:8080, 192.168.0.104:8081',
    //   'Access-Control-Allow-Headers': '*',
    //   'Access-Control-Allow-Methods': '*',
    //   'Access-Control-Allow-Credentials': 'true'
    // },
    // before: require('./mock/mock-server.js'),
    // 这里写入需要代理的api和对应的目标地址
    proxy: {
      '/api': {
        target: 'http://localhost:8080',
        // target: 'http://192.168.0.188:8080',
        // target: 'http://192.168.0.127:8080',
        // target: 'http://192.168.0.165:8080',
        // target: 'http://192.168.43.105:8080',
        // target: 'http://127.0.0.1:8080',
        // target: 'http://192.168.0.70:8080',
        // target: 'http://192.168.0.199:8080',

        ws: true,
        changeOrigin: true,
        pathRewrite: {
          '^/portapi': ''
        }
        // 使用了proxy 就需要开启下面的选项 (http-proxy-middleware会将post请求给parse了 所以需要再次进行string化)
        // onProxyReq: (proxyReq, req, res, options) => {
        //   if (req.body) {
        //     const bodyData = JSON.stringify(req.body)
        //     // incase if content-type is application/x-www-form-urlencoded -> we need to change to application/json
        //     proxyReq.setHeader('Content-Type', 'application/json')
        //     proxyReq.setHeader('Content-Length', Buffer.byteLength(bodyData))
        //     // stream the content
        //     proxyReq.write(bodyData)
        //   }
        // }
      },
      '/spc': {
        // target: 'http://192.168.0.180:8080',
        target: 'http://58.210.206.230:8000',
        // target: 'http://192.168.0.187:8080',
        // target: 'http://192.168.43.105:8080',
        // target: 'http://127.0.0.1:8080',
        ws: true,
        changeOrigin: true,
        pathRewrite: {
          '^/spc': ''
        }
        // 使用了proxy 就需要开启下面的选项 (http-proxy-middleware会将post请求给parse了 所以需要再次进行string化)
        // onProxyReq: (proxyReq, req, res, options) => {
        //   if (req.body) {
        //     const bodyData = JSON.stringify(req.body)
        //     // incase if content-type is application/x-www-form-urlencoded -> we need to change to application/json
        //     proxyReq.setHeader('Content-Type', 'application/json')
        //     proxyReq.setHeader('Content-Length', Buffer.byteLength(bodyData))
        //     // stream the content
        //     proxyReq.write(bodyData)
        //   }
        // }
      }
    }
  },
  configureWebpack: {
    // provide the app's title in webpack's name field, so that
    // it can be accessed in index.html to inject the correct title.
    name: name,
    resolve: {
      alias: {
        '@': resolve('src')
      }
    }
  },
  css: {
    loaderOptions: {
      // vue cli默认使用node-sass作为sass预处理器，使用下面的选项可以使用sass包作为预处理器
      // 用于解决node-sass需要从外网下载依赖的卡顿问题
      sass: {
        implementation: require('sass')
      }
    }
  },
  chainWebpack(config) {
    config.plugins.delete('preload') // TODO: need test
    config.plugins.delete('prefetch') // TODO: need test

    // set svg-sprite-loader
    config.module
      .rule('svg')
      .exclude.add(resolve('src/icons'))
      .end()
    config.module
      .rule('icons')
      .test(/\.svg$/)
      .include.add(resolve('src/icons'))
      .end()
      .use('svg-sprite-loader')
      .loader('svg-sprite-loader')
      .options({
        symbolId: 'icon-[name]'
      })
      .end()

    // set preserveWhitespace
    config.module
      .rule('vue')
      .use('vue-loader')
      .loader('vue-loader')
      .tap(options => {
        options.compilerOptions.preserveWhitespace = true
        return options
      })
      .end()

    config
      .when(process.env.NODE_ENV !== 'development',
        config => {
          config
            .plugin('ScriptExtHtmlWebpackPlugin')
            .after('html')
            .use('script-ext-html-webpack-plugin', [{
              // `runtime` must same as runtimeChunk name. default is `runtime`
              inline: /runtime\..*\.js$/
            }])
            .end()
          config
            .optimization.splitChunks({
              chunks: 'all',
              cacheGroups: {
                libs: {
                  name: 'chunk-libs',
                  test: /[\\/]node_modules[\\/]/,
                  priority: 10,
                  chunks: 'initial' // only package third parties that are initially dependent
                },
                elementUI: {
                  name: 'chunk-elementUI', // split elementUI into a single package
                  priority: 20, // the weight needs to be larger than libs and app or it will be packaged into libs or app
                  test: /[\\/]node_modules[\\/]_?element-ui(.*)/ // in order to adapt to cnpm
                },
                commons: {
                  name: 'chunk-commons',
                  test: resolve('src/components'), // can customize your rules
                  minChunks: 3, //  minimum common number
                  priority: 5,
                  reuseExistingChunk: true
                }
              }
            })
          config.optimization.runtimeChunk('single')
        }
      )
  }
}