galactic-bot/middleware/logger/Logger.js

const { createLogger, format, transports, config } = require('winston');
const { combine, label, printf } = format;
const moment = require('moment');
const chalk = require('chalk');

const { DiscordWebhook } = require('./transports/');

const regex = /[\u001b\u009b][[()#;?]*(?:[0-9]{1,4}(?:;[0-9]{0,4})*)?[0-9A-ORZcf-nqry=><]/g //removes chalk formatting, will be used for the log FILES.

class Logger {

    constructor(manager) {
        
        this.manager = manager;
        this.shardManager = manager.shardManager;

        this.logger = createLogger({
            format: (
                format.simple()
            ),
            transports: [
                new transports.Console(),
                new transports.File({ filename: `logs/what.log` }),
                new transports.File({ filename: `logs/${this.date.replace(/ /g, '-')}-error.log`, level: 'error' }),
                new DiscordWebhook({ level: 'error' }) //Broadcast errors to a discord webhook.
            ]
        });

        this.shardManager
            .on('shardCreate', (shard) => this.write(shard, "Shard created.", 'debug'))
            .on('message', (shard, message) => this._handleMessage(shard, message));

        console.log("FUCK");
        this.logger.log('info', "Why tf isnt this working...");
        this.logger.log('error', "THERES A FUCKIN ERROR");

    }

    //Messages coming from the shards process.send functions.
    async _handleMessage(shard, message) {
        if(message._ready
            || message._disconnect
            || message._reconnecting
            || message._sFetchProp
            || message._sEval
            || message._sRespawnAll) return undefined; //Properties used for discord.js internal sharding, must filter for.

        await this.write(shard, message.message, message.type);

    }

    //The MAIN function for writing everything to the logger.
    async write(shard, string = '', type = 'silly') {
        if(!config.npm.levels[type]) return undefined;

        const color = Constants.Colors[type];
        const header = `${chalk[color](`[${this.date}][shard-${this._shardId(shard)}]`)}`;
        //[04/02/2020 12:52:20][shard-00]

        this.logger.log(type, `${header} ${string}`)

    }

    _shardId(shard) {
        const id = shard.id;
        return `${id}`.length === 1 ? `0${id}` : `${id}`;
    }

    get date() {
        return moment().format("MM-DD-YYYY hh:mm:ss");
    }

}

module.exports = Logger;

const Constants = {
    Colors: {
        error: 'red',
        warn: 'yellow',
        info: 'blue',
        verbose: 'cyan',
        debug: 'magenta',
        silly: 'magentaBright'
    }
};

/*
const levels = { 
  error: 0,
  warn: 1,
  info: 2,
  http: 3,
  verbose: 4,
  debug: 5,
  silly: 6
};*/