src/logger.js


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const winston = require('winston')
const chalk = require('chalk')

class Logger {
    constructor(x) {
        this.logger = winston.createLogger({
            level: 'info',
            format: winston.format.json(),
            defaultMeta: {service: 'user-service'},
            transports: [
                new winston.transports.File({filename: 'error.log', level: 'error'}),
                new winston.transports.File({filename: 'combined.log'})
            ]
        })
        //if (process.env.NODE_ENV !== 'prod') {this.logger.add(new winston.transports.Console({format: winston.format.simple()}))}
    }

    Error(x) {
        if (process.env.NODE_ENV !== 'prod') {
            //console.error(chalk.red(x))
            console.error(x)
        } else {
            this.logger.error(x)
        }
    }
    Info(x) {
        if (process.env.NODE_ENV !== 'prod') {
            //console.log(chalk.yellow(x))
            console.log(x)
        } else {
            this.logger.info(x)
        }
    }
}

module.exports = (x) => {return new Logger(x)}