const path = require('path')
const webpack = require('webpack')
const GitRevisionPlugin = require('git-revision-webpack-plugin')
const GitRevision = new GitRevisionPlugin()
const buildDate = JSON.stringify(new Date().toLocaleString())

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

// check Git
function getGitHash () {
  try {
    return GitRevision.version()
  } catch (e) { }
  return 'unknown'
}

// const isProd = process.env.NODE_ENV === 'production'

// vue.config.js
const vueConfig = {
  publicPath: process.env.VUE_APP_BASE_URL, // 前端资源访问根目录， 可配置到cdn目录下。 建议使用命令行环境变量进行替换。
  configureWebpack: {
    // webpack plugins
    plugins: [
      // Ignore all locale files of moment.js
      new webpack.IgnorePlugin(/^\.\/locale$/, /moment$/),
      new webpack.DefinePlugin({
        APP_VERSION: `"${require('./package.json').version}"`,
        GIT_HASH: JSON.stringify(getGitHash()),
        BUILD_DATE: buildDate
      })
    ],
    // if prod, add externals
    externals: {}
  },

  chainWebpack: (config) => {
    config.resolve.alias
      .set('@$', resolve('src'))

    const svgRule = config.module.rule('svg')
    svgRule.uses.clear()
    svgRule
      .oneOf('inline')
      .resourceQuery(/inline/)
      .use('vue-svg-icon-loader')
      .loader('vue-svg-icon-loader')
      .end()
      .end()
      .oneOf('external')
      .use('file-loader')
      .loader('file-loader')
      .options({
        limit: 100000,
        name: 'assets/[name].[hash:8].[ext]'
      })
  },

  css: {
    loaderOptions: {
      less: {
        modifyVars: {
          'primary-color': '#1a53ff',
          'link-color': '#1A79FF',
          'border-radius-base': '4px'
        },
        javascriptEnabled: true
      }
    }
  },

  devServer: {
    // development server port 8000
    port: 8000
    // If you want to turn on the proxy, please remove the mockjs /src/main.jsL11
    // proxy: {
    //   '/api': {
    //     target: 'https://mock.ihx.me/mock/5baf3052f7da7e07e04a5116/antd-pro',
    //     ws: false,
    //     changeOrigin: true
    //   }
    // }
  },

  // disable source map in production
  productionSourceMap: false,
  lintOnSave: undefined,
  // babel-loader no-ignore node_modules/*
  transpileDependencies: [],

  pluginOptions: { // 第三方插件配置
    'style-resources-loader': {
      preProcessor: 'less',
      patterns: [path.resolve(__dirname, 'src/assets/styles/color.less')] // less所在文件路径
    }
  }
}

module.exports = vueConfig