const path = require('path');

const {CleanWebpackPlugin} = require('clean-webpack-plugin');
const MiniCssExtractPlugin = require('mini-css-extract-plugin');
const ProgressBarPlugin = require('progress-bar-webpack-plugin');
const webpack = require('webpack');

module.exports = env => {
    return {
        // mode: 'production',
        // devtool: 'source-map',
        // entry: {
        //     index: './src/index.js'
        // },
        // output: {
        //     filename: '[name].bundle.js',
        //     path: path.resolve(__dirname, '../dist')
        // },

        module: {
            rules: [
                {
                    test: /\.s?css$/,
                    use: [MiniCssExtractPlugin.loader, 'css-loader', 'sass-loader']
                },
                {
                    test: /\.(woff|woff2|eot|ttf|otf)$/,
                    type: 'asset/resource'
                }
            ]
        },

        stats: {
            orphanModules: true
        },

        resolve: {
            fallback: {
                util: require.resolve("util/")
            }
        },

        plugins: [
            // new ProgressBarPlugin(),
            // new CleanWebpackPlugin(),
            new MiniCssExtractPlugin({
                filename: '[name].css'
            }),
            new webpack.EnvironmentPlugin({
                DEBUG: false,
                NODE_DEBUG: false,
            }),
            new webpack.IgnorePlugin({
                resourceRegExp: /^\.\/locale$/,
                contextRegExp: /moment$/,
            })
        ],
        //
        // devServer: {
        //     contentBase: './dist',
        //     hot: true
        // },
        //
        optimization: {
            usedExports: true,
            splitChunks: {
                cacheGroups: {
                    commons: {
                        test: /[\\/]node_modules[\\/]/,
                        name: 'vendors',
                        chunks: 'all'
                    },
                    styles: {
                        name: 'styles',
                        test: /\.css$/,
                        chunks: 'all',
                        enforce: true,
                    },
                }
            }
        }
    }
};