JulienChapron/simple-address-book

import svelte from 'rollup-plugin-svelte';
import commonjs from '@rollup/plugin-commonjs';
import resolve from '@rollup/plugin-node-resolve';
import livereload from 'rollup-plugin-livereload';
import { terser } from 'rollup-plugin-terser';
import css from 'rollup-plugin-css-only';
const smelte = require("smelte/rollup-plugin-smelte");
import preprocess from 'svelte-preprocess';
import dotenv from 'dotenv';
import json from "@rollup/plugin-json";

dotenv.config();

const production = !process.env.ROLLUP_WATCH;

function serve() {
    let server;

    function toExit() {
        if (server) server.kill(0);
    }

    return {
        writeBundle() {
            if (server) return;
            server = require('child_process').spawn('npm', ['run', 'start', '--', '--dev'], {
                stdio: ['ignore', 'inherit', 'inherit'],
                shell: true
            });

            process.on('SIGTERM', toExit);
            process.on('exit', toExit);
        }
    };
}

export default {
    input: 'src/main.js',
    output: {
        sourcemap: true,
        format: 'iife',
        name: 'app',
        file: 'public/build/bundle.js'
    },
    plugins: [
        json(),
        svelte({
            compilerOptions: {
                // enable run-time checks when not in production
                dev: !production
            },
            preprocess: preprocess()
        }),
        smelte({
            purge: production,
            output: "public/global.css", // it defaults to static/global.css which is probably what you expect in Sapper
            postcss: [], // Your PostCSS plugins
            whitelist: [], // Array of classnames whitelisted from purging
            whitelistPatterns: [], // Same as above, but list of regexes
            tailwind: {
                theme: {
                    extend: {
                        spacing: {
                            72: "18rem",
                            84: "21rem",
                            96: "24rem"
                        }
                    }
                }, // Extend Tailwind theme
                colors: {
                    primary: "#14213d",
                    secondary: "#fca311",
                    error: "#f44336",
                    success: "#4caf50",
                    alert: "#ff9800",
                    blue: "#2196f3",
                    dark: "#212121"
                }, // Object of colors to generate a palette from, and then all the utility classes
                darkMode: true,
            }, // Any other props will be applied on top of default Smelte tailwind.config.js
        }),
        // we'll extract any component CSS out into
        // a separate file - better for performance
        css({ output: 'bundle.css' }),

        // If you have external dependencies installed from
        // npm, you'll most likely need these plugins. In
        // some cases you'll need additional configuration -
        // consult the documentation for details:
        // https://github.com/rollup/plugins/tree/master/packages/commonjs
        resolve({
            browser: true,
            dedupe: ['svelte']
        }),
        commonjs(),

        // In dev mode, call `npm run start` once
        // the bundle has been generated
        !production && serve(),

        // Watch the `public` directory and refresh the
        // browser on changes when not in production
        !production && livereload('public'),

        // If we're building for production (npm run build
        // instead of npm run dev), minify
        production && terser()
    ],
    watch: {
        clearScreen: false
    }
};