rollup.config.js

// Copyright (c) 2021. Heusala Group Oy <info@heusalagroup.fi>. All rights reserved.

import pkg from './package.json';
import resolve from '@rollup/plugin-node-resolve';
import commonjs from '@rollup/plugin-commonjs';
import typescript from '@rollup/plugin-typescript';
import json from '@rollup/plugin-json';
// import { babel, getBabelOutputPlugin } from '@rollup/plugin-babel';
// import { uglify } from "rollup-plugin-uglify";
// import PATH from 'path';
import replace from '@rollup/plugin-replace';

const BUILD_VERSION               = process?.env?.BUILD_VERSION                            ?? pkg?.version ?? '';
const BUILD_NODE_ENV              = process?.env?.BUILD_NODE_ENV ?? process?.env?.NODE_ENV ?? 'production';
const BUILD_DATE                  = new Date().toISOString()                               ?? '';
const BUILD_COMMAND_NAME          = process?.env?.BUILD_COMMAND_NAME                       ?? '';
const BUILD_LOG_LEVEL             = process?.env?.BUILD_LOG_LEVEL                          ?? '';

console.log(`Building with options:

  BUILD_VERSION               = '${BUILD_VERSION}'
  BUILD_NODE_ENV              = '${BUILD_NODE_ENV}'
  BUILD_DATE                  = '${BUILD_DATE}'
  BUILD_COMMAND_NAME          = '${BUILD_COMMAND_NAME}'
  BUILD_LOG_LEVEL             = '${BUILD_LOG_LEVEL}'
  
`);

export default {
    input: 'src/ssr-server.ts',
    external: [
        /node_modules.*react/,
        /node_modules.*i18next/
    ],
    plugins: [

        // Fixes Syntax Error
        replace({
            include: './node_modules/node-static/lib/node-static.js',
            values: { 'mode: 0666' : 'mode: 0o666' },
            preventAssignment: true
        }),

        // See also ./src/runtime.ts
        replace({
            exclude: 'node_modules/**',
            // include: './src/build.ts',
            values: {
                'BUILD_VERSION'                : BUILD_VERSION,
                'BUILD_NODE_ENV'               : BUILD_NODE_ENV,
                'BUILD_DATE'                   : BUILD_DATE,
                'BUILD_COMMAND_NAME'           : BUILD_COMMAND_NAME,
                'BUILD_LOG_LEVEL'              : BUILD_LOG_LEVEL,
            },
            preventAssignment: true,
            delimiters: ['%{', '}']
        }),

        typescript(),

        json(),

        resolve(),

        commonjs({
            sourceMap: false,
            include: /node_modules/
        }),

        // babel({
        //     babelHelpers: 'bundled'
        // }),

        // externalGlobals({
        //     intl: 'IntlPolyfill'
        // }),

        // // See also https://github.com/mishoo/UglifyJS/blob/master/README.md#minify-options
        // uglify({
        //     annotations: true,
        //     toplevel: true,
        //     sourcemap: false,
        //     compress: {
        //         collapse_vars: true,
        //         imports: true,
        //         booleans: true,
        //         annotations: true,
        //         unused: true,
        //         dead_code: true,
        //         passes: 10,
        //         hoist_funs: true,
        //         hoist_vars: true,
        //         merge_vars: true,
        //         toplevel: true,
        //         unsafe_math: true
        //     },
        //     output: {
        //         annotations: false,
        //         shebang: true,
        //         max_line_len: 120,
        //         indent_level: 2
        //     }
        // })

    ],
    output: {
        dir: 'dist',
        format: 'cjs',
        banner: '#!/usr/bin/env node',
        // plugins: [
        //     getBabelOutputPlugin({
        //         configFile: PATH.resolve(__dirname, 'babel.config.json')
        //     })
        // ]
        // globals: {
        //     intl: 'Intl'
        // }
    }
};