'use strict'
const path = require('path')
const defaultSettings = require('./src/settings.js')
const define = require('./src/utils/define.js')
const MonacoWebpackPlugin = require('monaco-editor-webpack-plugin')

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

const name = defaultSettings.title || '数字化运营平台' // 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 = 3000 npm run dev OR npm run dev --port = 3000
const port = 1888 // 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/work',
  assetsDir: 'static',
  lintOnSave: process.env.NODE_ENV === 'development',
  // lintOnSave: false,
  productionSourceMap: false,
  devServer: {
    host: 'bi.9n1m.com',
    port: 80,
    open: false,
    overlay: {
      warnings: false,
      errors: true
    },
    // before: require('./mock/mock-server.js'),
    // 接口转发
    proxy: {
      '/api': {
        target: define.APIURl,
        changeOrigin: true,
        pathRewrite: {
          '^/api': ''
        }
      },
      // '/paas': {
      //   target: define.WLAPIURl,
      //   changeOrigin: true,
      //   pathRewrite: {
      //     '^/paas': ''
      //   }
      // },
      '/visual-api': {
        target: define.CSAPIURl,
        changeOrigin: true,
        pathRewrite: {
          '^/visual-api': ''
        }
      },
      '/flow-api': {
        target: define.FlowAPIURl,
        changeOrigin: true,
        pathRewrite: {
          '^/flow-api': ''
        }
      },
      '/nocode-api': {
        target: define.NOAPIURl,
        changeOrigin: true,
        pathRewrite: {
          '^/nocode-api': ''
        }
      },
      '/bi-api': {
        target: define.BIAPIURl,
        changeOrigin: true,
        pathRewrite: {
          '^/bi-api': ''
        }
      }
    }
  },

  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'),
        static: resolve('static') // 增加这一行代码
      }
    },
    plugins: [
      new MonacoWebpackPlugin({
        // available options are documented at https://github.com/Microsoft/monaco-editor-webpack-plugin#options
        languages: ['javascript', 'css', 'html', 'typescript', 'json', 'java', 'sql']
      })
    ]
  },
  css: {
    loaderOptions: {
      scss: {
        sassOptions: { outputStyle: 'expanded' }
      }
    }
  },
  chainWebpack(config) {
    config.externals({
      // 'monaco-editor': 'monaco-editor',
      echarts: 'echarts'
    })
    // it can improve the speed of the first screen, it is recommended to turn on preload
    config.plugin('preload').tap(() => [
      {
        rel: 'preload',
        // to ignore runtime.js
        // https://github.com/vuejs/vue-cli/blob/dev/packages/@vue/cli-service/lib/config/app.js#L171
        fileBlacklist: [/\.map$/, /hot-update\.js$/, /runtime\..*\.js$/],
        include: 'initial'
      }
    ])

    // when there are many pages, it will cause too many meaningless requests
    config.plugins.delete('prefetch')

    // 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()

    config
      // https://webpack.js.org/configuration/devtool/#development
      .when(process.env.NODE_ENV === 'development', (config) => config.devtool('cheap-source-map'))

    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')
    })
  }
}
