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

module.exports = {
    mode: "development",
    entry: './app.js',
    output: {
        filename: "[name].[hash].js",
        path: path.resolve(__dirname, "dist")
    },
    devServer: {
        contentBase: path.resolve(__dirname, 'dist'),
        port: 8848
    },
    plugins: [
        new CleanWebpackPlugin(),
        new HtmlWebpackPlugin({
            title: "自动添加css前缀",
            template: path.resolve(__dirname, 'index.html')
        }),
        new MiniCssExtractPlugin({
            filename: 'index.css'
        })
    ],
    module: {
        rules: [
            {
                test: /\.css$/,
                use: [
                    {
                        loader: MiniCssExtractPlugin.loader,
                        options: {
                            esModule: true
                        }
                    },
                    'css-loader'
                ]
            },
            {
                test: /\.(woff|woff2|ttf|otf|eot)$/,
                use: ['file-loader']
            }
        ]
    }
}