Pega DX MCP Server

// Lazy configuration loader - only validates when accessed let _config = null; function loadConfig() { if (_config) { return _config; } // Validate and clean base URL let baseUrl = process.env.PEGA_BASE_URL; if (baseUrl && baseUrl.includes('/prweb')) { console.warn('⚠️ WARNING: PEGA_BASE_URL contains "/prweb" which is not needed.'); console.warn(' The "/prweb" path is automatically appended for API calls.'); console.warn(' Please update your .env file to remove "/prweb" from PEGA_BASE_URL'); // Clean the URL by removing /prweb and anything after it baseUrl = baseUrl.replace(/\/prweb.*$/, ''); console.warn(` Using cleaned URL: ${baseUrl}`); } // Validate and normalize API version let apiVersion = (process.env.PEGA_API_VERSION || 'v2').toLowerCase(); if (apiVersion !== 'v1' && apiVersion !== 'v2') { console.warn(`⚠️ WARNING: Invalid PEGA_API_VERSION "${apiVersion}". Must be "v1" or "v2".`); console.warn(' Defaulting to "v2".'); apiVersion = 'v2'; } _config = { pega: { baseUrl: baseUrl || null, clientId: process.env.PEGA_CLIENT_ID || null, clientSecret: process.env.PEGA_CLIENT_SECRET || null, scope: process.env.PEGA_SCOPE || '', requestTimeout: 30000, _apiVersion: apiVersion, // Store the normalized version // Derived URLs from base URL get tokenUrl() { if (!this.baseUrl) return null; return `${this.baseUrl}/prweb/PRRestService/oauth2/v1/token`; }, get apiBaseUrl() { if (!this.baseUrl) return null; // Version-aware API base URL if (this._apiVersion === 'v1') { return `${this.baseUrl}/prweb/api/v1`; } return `${this.baseUrl}/prweb/api/application/v2`; }, get apiVersion() { return this._apiVersion; } } }; // No validation here - validation moved to per-tool-call basis // This allows server to start without environment variables // Tools will validate when needed (either env config or sessionCredentials must be provided) return _config; } // Export config as a getter that loads lazily export const config = new Proxy({}, { get(target, prop) { return loadConfig()[prop]; } });