import winston from 'winston'
import { ProductionLogger, logger as productionLogger } from './ProductionLogger.js'
const { combine, timestamp, printf, colorize } = winston.format
const logFormat = printf(({ level, message, timestamp }) => {
  return `${timestamp} [${level}] ${message}`
})
// 保持向后兼容的 Winston logger
const winstonLogger = winston.createLogger({
  level: process.env.LOG_LEVEL || 'info',
  format: combine(timestamp(), logFormat),
  transports: [
    new winston.transports.Console({
      format: combine(colorize(), timestamp(), logFormat),
    }),
  ],
})
// 生产环境使用新的 ProductionLogger，开发环境使用 Winston
export const logger = process.env.NODE_ENV === 'production' ? productionLogger : winstonLogger
// 导出新的生产日志器供直接使用
export { ProductionLogger, productionLogger }