webpack.common.js

/* eslint-disable no-undef */
const path = require('path');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const MiniCssExtractPlugin = require('mini-css-extract-plugin');
const CssMinimizerPlugin = require('css-minimizer-webpack-plugin');
const Handlebars = require('handlebars');
const { BACKEND_API } = require('./src/config');
const version = require('./package.json').version;

module.exports = {
    entry: {
        sitecss: './src/css/site.css',
        main: './src/index.js',
    },
    output: {
        filename: '[name].js',
        path: path.resolve(__dirname, 'dist'),
        publicPath: 'auto',
        clean: true,
    },
    module: {
        rules: [
            {
                test: /\.css$/i,
                use: [MiniCssExtractPlugin.loader, 'css-loader'], // 从右向左解析
            },
            {
                test: /\.(png|svg|jpg|jpeg|gif)$/i,
                type: 'asset/resource',
            },
            {
                test: /\.html$/i,
                loader: 'html-loader',
                options: {
                    preprocessor: (content, loaderContext) => {
                        // 文本替换
                        let result;
                        try {
                            result = Handlebars.compile(content)({
                                back_host: BACKEND_API,
                                version: version,
                            });
                        } catch (error) {
                            loaderContext.emitError(error);
                            return content;
                        }
                        return result;
                    },
                },
            },
        ],
    },
    plugins: [
        new HtmlWebpackPlugin({
            template: './src/index.html', // 指定模板文件的位置
            filename: 'index.html', // 设置生成的HTML文件名
        }),
        new HtmlWebpackPlugin({
            template: './src/help.html', // 指定模板文件的位置
            filename: 'help.html', // 设置生成的HTML文件名
            chunks: ['sitecss'], // 指定需要加载的chunk
        }),
        new MiniCssExtractPlugin({
            filename: '[name].css',
        }),
    ],
    optimization: {
        minimizer: [`...`, new CssMinimizerPlugin()],
    },
};
/* eslint-enable no-undef */