beyond/lib/engine/process/core/applications/builder/externals/static.js

The Full Stack Universal Typescript Framework

const p = require('path');
const {
	utils: { fs },
} = global;
/*
 Read dependencies package.json and generate static resources
 */
module.exports = async function (externals, application, paths) {
	for (const external of [...externals.keys()]) {
		const split = external.split('/');
		const id = split[0].startsWith('@') ? `${split.shift()}/${split.shift()}` : split.shift();

		const specifier = id.startsWith('@') ? `@${id.split('@')[1]}` : id.split('@')[0];
		if (!(await fs.exists(p.join(application.path, 'node_modules', specifier, 'package.json')))) continue;

		const file = await fs.readFile(p.join(application.path, 'node_modules', specifier, 'package.json'), 'utf8');
		const json = JSON.parse(file);
		if (!json.static) continue;

		for (const file of Object.values(json.static)) {
			const source = p.join(application.path, 'node_modules', specifier, file);
			const target = p.join(paths.www, 'packages', id, file);

			await fs.mkdir(p.join(target, '..'), { recursive: true });
			await fs.copyFile(source, target);
		}
	}
};