MongTap

/** * Shared configuration loader for MongTap * Loads configuration from mongtap.config.json with defaults */ import { readFileSync, existsSync } from 'fs'; import path from 'path'; import { fileURLToPath } from 'url'; const __filename = fileURLToPath(import.meta.url); const __dirname = path.dirname(__filename); // Default configuration const defaultConfig = { storage: { modelsBasePath: './mcp-models', defaultDatabase: 'mcp', databases: { mcp: { description: 'MCP-created models that appear as MongoDB collections', path: 'mcp' }, trained: { description: 'Models trained from existing data', path: 'trained' }, welldb: { description: 'WellDB database models', path: 'welldb-models' } } }, server: { defaultPort: 27017, host: 'localhost', enableAutoTrain: true, trainThreshold: 100 }, generation: { defaultSeed: null, defaultEntropy: null, maxDocuments: 10000 }, logging: { level: 'info', suppressStdio: true } }; /** * Load configuration from file or use defaults */ function loadConfig() { let config = JSON.parse(JSON.stringify(defaultConfig)); // Deep clone // Try multiple possible config locations const configPaths = [ path.join(__dirname, '../../mongtap.config.json'), path.join(process.cwd(), 'mongtap.config.json'), path.join(__dirname, '../../../mongtap.config.json') ]; let configLoaded = false; for (const configPath of configPaths) { if (existsSync(configPath)) { try { const configData = readFileSync(configPath, 'utf8'); const userConfig = JSON.parse(configData); // Deep merge user config with defaults config = deepMerge(config, userConfig); configLoaded = true; break; } catch (err) { console.error(`Error loading config from ${configPath}:`, err.message); } } } // Resolve relative paths to absolute if (!path.isAbsolute(config.storage.modelsBasePath)) { config.storage.modelsBasePath = path.join(__dirname, '../..', config.storage.modelsBasePath); } // Add computed properties config.storage.defaultModelsPath = path.join(config.storage.modelsBasePath, config.storage.defaultDatabase); config.storage.trainedModelsPath = path.join(config.storage.modelsBasePath, config.storage.databases.trained?.path || 'trained'); return config; } /** * Deep merge two objects */ function deepMerge(target, source) { const result = { ...target }; for (const key in source) { if (source.hasOwnProperty(key)) { if (source[key] && typeof source[key] === 'object' && !Array.isArray(source[key])) { result[key] = deepMerge(result[key] || {}, source[key]); } else { result[key] = source[key]; } } } return result; } // Load config once and export const config = loadConfig(); export { config, loadConfig }; export default config;