chess-mcp/build/utils/logger.js

Chess MCP server with position evaluation, move validation, and masters database

import { createLogger, format, transports } from 'winston';
import path from 'path';
import fs from 'fs';
// Initialize with console transport as fallback
const loggerConfig = {
    level: 'info',
    format: format.combine(format.timestamp({
        format: 'YYYY-MM-DD HH:mm:ss'
    }), format.errors({ stack: true }), format.splat(), format.json()),
    defaultMeta: { service: 'chess-mcp' },
    transports: []
};
// Try to set up file transports if we have file system access
try {
    const logsDir = path.join(process.cwd(), 'logs');
    if (!fs.existsSync(logsDir)) {
        fs.mkdirSync(logsDir);
    }
    // Add file transports
    loggerConfig.transports.push(new transports.File({
        filename: path.join(logsDir, 'error.log'),
        level: 'error',
        maxsize: 5242880, // 5MB
        maxFiles: 5,
    }), new transports.File({
        filename: path.join(logsDir, 'combined.log'),
        maxsize: 5242880, // 5MB
        maxFiles: 5,
    }));
}
catch (error) {
    // If file system access fails, we'll only use console logging
    console.warn('Failed to set up file logging, falling back to console only:', error);
}
const logger = createLogger(loggerConfig);
// Add console transport in non-production environments
if (process.env.NODE_ENV !== 'production') {
    logger.add(new transports.Console({
        format: format.combine(format.colorize(), format.simple())
    }));
}
else {
    // In production, if we have no file transports, add console transport as fallback
    if (loggerConfig.transports.length === 0) {
        logger.add(new transports.Console({
            format: format.combine(format.colorize(), format.simple())
        }));
    }
}
export default logger;
//# sourceMappingURL=logger.js.map