const StyleLintPlugin = require('stylelint-webpack-plugin');
const packageJSON = require('./package.json');
const path = require('path');

const DIST = path.resolve("./dist");
// eslint-disable-next-line no-process-env
const MODE = process.env.NODE_ENV || 'development';
const SOURCE_MAP = 'source-map';
const DEVTOOL = MODE === 'development' ? SOURCE_MAP : false;

console.log('Webpack mode:', MODE); // eslint-disable-line no-console

const config = {
  devtool: DEVTOOL,
  entry: ["./src/index.js"],
  externals: {
    jquery: {
      amd: "jquery",
      commonjs: "jquery",
      commonjs2: "jquery",
      root: "_",
    },
    qlik: {
      amd: "qlik",
      commonjs: "qlik",
      commonjs2: "qlik",
      root: "_",
    },
  },
  mode: MODE,
  module: {
    rules: [
      {
        enforce: "pre",
        exclude: /(node_modules|Library)/,
        loader: "eslint-loader",
        options: {
          failOnError: true,
        },
        test: /\.(js|jsx)$/,
      },
      {
        exclude: /node_modules/,
        test: /\.(js|jsx)$/,
        use: {
          loader: "babel-loader",
          options: {
            plugins: [
              "@babel/plugin-transform-async-to-generator",
              "@babel/plugin-proposal-class-properties",
            ],
            presets: ["@babel/preset-env", "@babel/preset-react"],
          },
        },
      },
      {
        test: /.less$/,
        use: ["style-loader", "css-loader", "less-loader"],
      },
    ],
  },
  output: {
    filename: "qlik-smart-pivot.js",
    libraryTarget: "amd",
    path: DIST,
  },
  plugins: [
    new StyleLintPlugin({
      files: "**/*.less",
    }),
  ],
};

module.exports = config;