logger.ts

import winston from "winston"

const levels = {
  error: 0,
  warn: 1,
  info: 2,
  http: 3,
  debug: 4,
}

const level = () => {
  const env = process.env.NODE_ENV || "development"
  const isDevelopment = env === "development"
  return isDevelopment ? "debug" : "warn"
}

const colors = {
  error: "red",
  warn: "yellow",
  info: "green",
  http: "magenta",
  debug: "white",
}

winston.addColors(colors)

const timeZoned = () => {
  return new Date().toLocaleString("en-US", {
    timeZone: "UTC",
  })
}

const format = winston.format.combine(
  // winston.format.timestamp({ format: timeZoned }),  "YYYY-MM-DD HH:mm:ss:ms"
  winston.format.timestamp({ format: timeZoned }),
  winston.format.colorize({ all: true }),
  // winston.format.json(),
  winston.format.printf(
    (info) => `${info.timestamp} ${info.level}: ${info.message}`,
  ),
)

const transports = [
  new winston.transports.Console(),
  new winston.transports.File({
    filename: "logs/error.log",
    level: "error",
  }),
  new winston.transports.File({ filename: "logs/all.log" }),
]

const Logger = winston.createLogger({
  level: level(),
  levels,
  format,
  transports,
})

export default Logger