const path = require('path');

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

module.exports = {
    mode: 'development',
    entry: {
        index: './src/index.js'
    },
    output: {
        filename: '[name].bundle.js',
        path: path.resolve(__dirname, '../dist')
    },

    module: {
        rules: [
            {
                test: /\.s?css$/,
                use: [MiniCssExtractPlugin.loader, 'css-loader', 'sass-loader']
            },
            {
                test: /\.(woff|woff2|eot|ttf|otf)$/,
                loader: "file-loader",
                options: {
                    name: '[name].[ext]',
                    outputPath: 'font/'
                }
            }
        ]
    },

    plugins: [
        new CleanWebpackPlugin(),
        new MiniCssExtractPlugin({
            filename: '[name].css'
        }),
    ],

    devServer: {
        contentBase: './dist',
        hot: true
    },

    optimization: {
        splitChunks: {
            cacheGroups: {
                commons: {
                    test: /[\\/]node_modules[\\/]/,
                    name: 'vendors',
                    chunks: 'all'
                },
                styles: {
                    name: 'styles',
                    test: /\.css$/,
                    chunks: 'all',
                    enforce: true,
                },
            }
        }
    }

};