@smartsheet/smar-mcp/build/utils/logger.js

A Model Context Protocol (MCP) server for interacting with the Smartsheet API. This server provides tools for searching, retrieving, and updating Smartsheet sheets through the MCP protocol.

import * as winston from 'winston';
/**
 * Winston logger configuration.
 * Provides a unified interface for logging with different log levels.
 */
// Define custom log format
const logFormat = winston.format.printf(({ level, message, timestamp, ...metadata }) => {
    let msg = `${timestamp} [${level}] ${message}`;
    // Add metadata if present
    if (Object.keys(metadata).length > 0) {
        msg += ` ${JSON.stringify(metadata)}`;
    }
    return msg;
});
// Create the winston logger instance
const winstonLogger = winston.createLogger({
    level: process.env.LOG_LEVEL || 'info',
    format: winston.format.combine(winston.format.timestamp({ format: 'YYYY-MM-DD HH:mm:ss' }), winston.format.metadata({ fillExcept: ['message', 'level', 'timestamp'] }), logFormat),
    transports: [
        // Output to console
        new winston.transports.Console({
            format: winston.format.combine(winston.format.colorize(), logFormat)
        }),
        // Uncomment to add file logging
        // new winston.transports.File({ filename: 'logs/error.log', level: 'error' }),
        // new winston.transports.File({ filename: 'logs/combined.log' })
    ],
    exitOnError: false
});
/**
 * Logger wrapper class that provides a simplified interface to winston
 * with methods matching the previous console-based logger.
 */
export class Logger {
    /**
     * Log debug messages
     * @param message The message to log
     * @param optionalParams Additional parameters to log
     */
    debug(message, ...optionalParams) {
        if (optionalParams.length > 0) {
            winstonLogger.debug(message, optionalParams[0]);
        }
        else {
            winstonLogger.debug(message);
        }
    }
    /**
     * Log informational messages
     * @param message The message to log
     * @param optionalParams Additional parameters to log
     */
    info(message, ...optionalParams) {
        if (optionalParams.length > 0) {
            winstonLogger.info(message, optionalParams[0]);
        }
        else {
            winstonLogger.info(message);
        }
    }
    /**
     * Log warning messages
     * @param message The message to log
     * @param optionalParams Additional parameters to log
     */
    warn(message, ...optionalParams) {
        if (optionalParams.length > 0) {
            winstonLogger.warn(message, optionalParams[0]);
        }
        else {
            winstonLogger.warn(message);
        }
    }
    /**
     * Log error messages
     * @param message The message to log
     * @param optionalParams Additional parameters to log
     */
    error(message, ...optionalParams) {
        if (optionalParams.length > 0) {
            winstonLogger.error(message, optionalParams[0]);
        }
        else {
            winstonLogger.error(message);
        }
    }
}
// Create a singleton instance
export const logger = new Logger();