pustovitDmytro / atlassian

import { createLogger, format, transports } from 'winston';

import { version, name } from '../package.json';

const appNameFormat = format(info => {

    info[name] = version; // eslint-disable-line no-param-reassign

    return info;

});

const { npm_config_loglevel, ATLASSIAN_DEBUG, ATLASSIAN_LOG_LEVEL } = process.env;

export const level = ATLASSIAN_LOG_LEVEL || ATLASSIAN_DEBUG && 'debug' || npm_config_loglevel || 'notice';

export const levels = {

    error   : 0,

    warn    : 1,

    info    : 2,

    notice  : 3,

    verbose : 4,

    debug   : 5

};

export const JSONFormats = [

    format.splat(),

    appNameFormat(),

    format.timestamp(),

    format.json()

];

export default createLogger({

    level,

    levels,

    format     : format.combine(...JSONFormats),

    transports : [

        new transports.Console({})

    ]

});