@chainreactionom/nano-mcp/src/logger.js

NANO cryptocurrency wallet implementation for MCP with comprehensive testing

import fs from 'fs';
import path from 'path';

export class Logger {
    constructor(logDir) {
        this.logDir = logDir;
        this.ensureLogDirectory();
    }

    ensureLogDirectory() {
        if (!fs.existsSync(this.logDir)) {
            fs.mkdirSync(this.logDir, { recursive: true });
        }
    }

    getLogFilePath() {
        const date = new Date().toISOString().split('T')[0];
        return path.join(this.logDir, `${date}.log`);
    }

    log(type, data) {
        const timestamp = new Date().toISOString();
        const logEntry = {
            timestamp,
            type,
            data
        };

        const logFile = this.getLogFilePath();
        fs.appendFileSync(logFile, JSON.stringify(logEntry) + '\n');
    }

    logError(type, error) {
        this.log(type, {
            message: error.message,
            stack: error.stack
        });
    }
}