@codesnippets/codesnippets/src/checkLock.ts

Open source code snippets and examples.

const fs = require('fs');
const path = require('path');
const request = require('request');
const semver = require('semver');
const syncRequest = require('sync-request');

const versionLockPath = path.resolve(path.join(__dirname, '../snippets.lock'));
const webLockPath = 'https://raw.githubusercontent.com/trimorphdev/codesnippets/master/snippets.lock';

/**
 * Sends whether or not the current snippet installation is up-to-date to the callback.
 * @param callback the callback
 */
 export function isUpToDate(callback: (err: any, res: any) => any) {
	const fileRaw = fs.readFileSync(versionLockPath);
	const data = fileRaw.toString();

	request(webLockPath, (err, res, body) => {
		if (err) return callback(err, null);

		if (semver.gt(body, data))
			return callback(null, true);
		
		callback(null, false);
	});
}

/**
 * Returns whether or not the current lockfile is up to date.
 * @returns the result
 */
export function isUpToDateSync(): boolean {
	const fileRaw = fs.readFileSync(versionLockPath);
	const data = fileRaw.toString();

	let res = syncRequest('GET', webLockPath);

	if(semver.gt(res.body.toString(), data))
		return true;
	
	return false;
}