"use strict";
const path = require("path");
const utils = require("./utils");
const config = require("../config");
const vueLoaderConfig = require("./vue-loader.conf");
const webpack = require("webpack");

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

// const createLintingRule = () => ({
//   test: /\.(js|vue)$/,
//   loader: 'eslint-loader',
//   enforce: 'pre',
//   include: [resolve('src'), resolve('test')],
//   options: {
//     formatter: require('eslint-friendly-formatter'),
//     emitWarning: !config.dev.showEslintErrorsInOverlay
//   }
// })

module.exports = {
  context: path.resolve(__dirname, "../"),
  entry: {
    app: "./src/main.js"
  },
  externals: {
    BMap: "BMap"
  },
  output: {
    path: config.build.assetsRoot,
    filename: "[name].js",
    publicPath:
      process.env.NODE_ENV === "production"
        ? config.build.assetsPublicPath
        : config.dev.assetsPublicPath
  },
  resolve: {
    extensions: [".js", ".vue", ".json"],
    alias: {
      vue$: "vue/dist/vue.esm.js",
      "@": resolve("src")
    }
  },
  module: {
    rules: [
      ...(config.dev.useEslint ? [] : []),
      {
        test: /\.vue$/,
        loader: "vue-loader",
        options: vueLoaderConfig
      },
      {
        test: /\.js$/,
        loader: "babel-loader?cacheDirectory",
        include: [
          resolve("src"),
          resolve("test"),
          resolve("node_modules/webpack-dev-server/client")
        ]
      },
      {
        test: /\.svg$/,
        loader: "svg-sprite-loader",
        include: [resolve("src/icons")],
        options: {
          symbolId: "icon-[name]"
        }
      },
      {
        test: /\.(png|jpe?g|gif|svg)(\?.*)?$/,
        loader: "url-loader",
        exclude: [resolve("src/icons")],
        options: {
          limit: 10000,
          name: utils.assetsPath("img/[name].[hash:7].[ext]")
        }
      },
      {
        test: /\.(mp4|webm|ogg|mp3|wav|flac|aac)(\?.*)?$/,
        loader: "url-loader",
        options: {
          limit: 10000,
          name: utils.assetsPath("media/[name].[hash:7].[ext]")
        }
      },
      {
        test: /\.(woff2?|eot|ttf|otf)(\?.*)?$/,
        loader: "url-loader",
        options: {
          limit: 10000,
          name: utils.assetsPath("fonts/[name].[hash:7].[ext]")
        }
      },
      {
        test: /\.sass$/,
        loaders: ["style", "css", "sass"]
      }
    ]
  },
  node: {
    // prevent webpack from injecting useless setImmediate polyfill because Vue
    // source contains it (although only uses it if it's native).
    setImmediate: false,
    // prevent webpack from injecting mocks to Node native modules
    // that does not make sense for the client
    dgram: "empty",
    fs: "empty",
    net: "empty",
    tls: "empty",
    child_process: "empty"
  },
  plugins: [
    new webpack.ProvidePlugin({
      $: "jquery",
      jQuery: "jquery"
    })
  ]
};