@platform/react.ssr/lib/cli/cmd.bundle.mjs

An SSR (server-side-render) system for react apps bundled with ParcelJS and hosted on S3.

import { bundler } from '../bundler';
import { Config } from '../config';
import { cli, exec, fs, log, npm } from './common';
import * as pushBundle from './cmd.pushBundle';
export async function run() {
    const config = await Config.create();
    const { endpoint } = config.s3;
    let manifest;
    const version = await npm.prompt.incrementVersion({ noChange: true, save: true });
    const bundleDir = fs.resolve(fs.join(config.builder.bundles, version));
    const push = (await cli.prompt.list({ message: 'push to S3', items: ['yes', 'no'] })) === 'yes';
    if (push && !endpoint) {
        throw new Error(`The S3 endpoint has not been configured in [ssr.yml].`);
    }
    log.info();
    const tasks = cli
        .tasks()
        .task('build', async (e) => execScript(e, 'build'))
        .task('bundle', async (e) => execScript(e, 'bundle'))
        .task('manifest', async (e) => {
        const entries = await getEntries(config);
        const res = await bundler.prepare({ bundleDir, entries, silent: true });
        manifest = res.manifest;
    });
    await tasks.run({ concurrent: false });
    if (push) {
        await pushBundle.run({ version });
    }
    else if (manifest) {
        bundler.log.bundle({ bundleDir, manifest });
    }
    log.info();
}
async function execScript(e, scriptName) {
    const pkg = npm.pkg();
    const exists = Boolean(pkg.scripts.bundle);
    if (!exists) {
        e.error(`Package.json does not have a "${scriptName}" script.`);
        return;
    }
    await exec.command(`yarn ${scriptName}`).run({ silent: true });
}
const getEntries = async (config) => {
    let path = config.builder.entries;
    if (!path) {
        return [];
    }
    path = fs.resolve(path);
    const err = `Failed to load bundle entries at path: ${path}.`;
    try {
        const res = require(path);
        if (Array.isArray(res.default)) {
            return res.default;
        }
        log.error(`${err} Ensure the array is exported as the module default.`);
        return [];
    }
    catch (error) {
        log.error(`${err} ${error.message}`);
        return [];
    }
};