powr-sdk-api/dist/services/logger.js

Shared API core library for PowrStack projects

"use strict";

const winston = require('winston');
const {
  S3Transport
} = require('../utils/s3');

// Custom format for logs
const logFormat = winston.format.combine(winston.format.timestamp(), winston.format.errors({
  stack: true
}), winston.format.json());

// Create base transports array with console transport
const transports = [new winston.transports.Console()];

// Add S3 transport only in production
if (process.env.NODE_ENV === 'production') {
  transports.push(new S3Transport({
    bucket: process.env.AWS_LOG_BUCKET_NAME,
    prefix: 'logs',
    bufferSize: 100,
    flushInterval: 5000
  }));
}

// Create the logger
const logger = winston.createLogger({
  level: process.env.LOG_LEVEL || 'info',
  format: logFormat,
  defaultMeta: {
    service: process.env.LOG_SERVICE_NAME
  },
  transports
});
module.exports = logger;