Optimizely DXP MCP Server

/** * Version Check Module * Checks for updates and notifies users of new versions * Part of Jaxon Digital Optimizely DXP MCP Server */ import * as https from 'https'; const packageJson = require('../package.json'); interface UpdateInfo { updateAvailable: boolean; currentVersion: string; latestVersion?: string; updateCommand?: string; } interface VersionParts { major: number; minor: number; patch: number; } interface NPMPackageResponse { version: string; } class VersionChecker { static async checkForUpdates(): Promise<UpdateInfo | null> { try { const currentVersion: string = packageJson.version; const packageName: string = packageJson.name; // Check npm registry for latest version const latestVersion = await this.getLatestVersion(packageName); if (latestVersion && this.isNewerVersion(currentVersion, latestVersion)) { return { updateAvailable: true, currentVersion, latestVersion, updateCommand: `npm install -g ${packageName}@latest` }; } return { updateAvailable: false, currentVersion }; } catch (error) { // Silently fail - don't interrupt the user's workflow console.error('Version check failed:', (error as Error).message); return null; } } static getLatestVersion(packageName: string): Promise<string | null> { return new Promise((resolve, _reject) => { const options: https.RequestOptions = { hostname: 'registry.npmjs.org', path: `/${packageName}/latest`, method: 'GET', timeout: 3000 // 3 second timeout }; const req = https.request(options, (res) => { let data = ''; res.on('data', (chunk) => { data += chunk; }); res.on('end', () => { try { const json: NPMPackageResponse = JSON.parse(data); resolve(json.version); } catch (e) { resolve(null); } }); }); req.on('error', () => resolve(null)); req.on('timeout', () => { req.abort(); resolve(null); }); req.end(); }); } static isNewerVersion(current: string, latest: string): boolean { const currentParts = current.split('.').map(Number); const latestParts = latest.split('.').map(Number); for (let i = 0; i < 3; i++) { if (latestParts[i] > currentParts[i]) return true; if (latestParts[i] < currentParts[i]) return false; } return false; } static formatUpdateNotification(updateInfo: UpdateInfo | null): string | null { if (!updateInfo || !updateInfo.updateAvailable) return null; let notification = ` ╔════════════════════════════════════════════════════════════╗ ║ 🎉 UPDATE AVAILABLE! ║ ║ ║ ║ Current Version: v${updateInfo.currentVersion.padEnd(10)} ║ ║ Latest Version: v${updateInfo.latestVersion!.padEnd(10)} ✨ ║ ║ ║ ║ 🔧 New Features: Azure DevOps, Large Files, Performance ║ ║ ║`; notification += ` ║ Update with: ║ ║ ${updateInfo.updateCommand!.padEnd(58)} ║ ║ ║ ╚════════════════════════════════════════════════════════════╝ `; return notification; } static parseVersion(version: string): VersionParts { const parts = version.split('.').map(Number); return { major: parts[0] || 0, minor: parts[1] || 0, patch: parts[2] || 0 }; } static async getInlineUpdateWarning(): Promise<string | null> { try { const updateInfo = await this.checkForUpdates(); if (!updateInfo || !updateInfo.updateAvailable) return null; // Show updates occasionally (30% chance) to avoid being annoying if (Math.random() < 0.3) { return `✨ **New version available**: v${updateInfo.latestVersion} with Azure DevOps integration & improvements. Update: \`npm install -g ${updateInfo.updateCommand!.split(' ').pop()}\``; } return null; } catch (error) { return null; // Silently fail } } } export default VersionChecker;