MyPino.js

import chalk from 'chalk';
import fs from 'fs';
import root from 'app-root-path';
import stripAnsi from 'strip-ansi';

chalk.enabled = true;
chalk.level = 3;

const { log } = console;

const intro = {
  server: () => `(${process.env.APP_ID}/${process.env.PORT}):`,
};

const late = message => `${intro.server()} ${chalk.cyan(
  typeof message === 'object' ? JSON.stringify(message) : message,
)}`;

class MyPino {
  constructor() {
    process.on('unhandledRejection', e => this.hard(e.message, 'unhandledRejection'));
    process.on('uncaughtException', e => this.hard(e.message, 'uncaughtException'));
    process.on('warning', e => this.hard(e.message, 'warning'));
    process.on('rejectionHandled', e => this.hard(e.message, 'rejectionHandled'));
  }

  save(message, dateBuffer, category = 'debug') {
    try {
      const date = new Date(dateBuffer);
      const directory = `${root.path}/log/${date.getFullYear()}/${date.getMonth()
        + 1}/${date.getDate()}/${date.getHours()}`;
      const path = `/${category}.output.log`;

      log(message);

      if (!fs.existsSync(directory)) {
        fs.mkdirSync(directory, { recursive: true });
      }

      fs.appendFileSync(`${directory}${path}`, `[${date.toISOString()}] ${stripAnsi(message)}\n`, 'utf8', () => true);
    } catch (e) {}
  }

  fatal(message) {
    const date = Date.now();
    this.save(`[${date}] ${chalk.bgRed(chalk.black('FATAL'))} ${late(message)}`, date, 'fatal');
  }

  hard(message, type) {
    const date = Date.now();
    this.save(`[${date}] ${chalk.bgMagenta(chalk.black('HARD ERROR'))} - ${chalk.bgRed(chalk.black(type))} ${late(message)}`, date, 'hard');
  }

  info(message) {
    const date = Date.now();
    this.save(`[${date}] ${chalk.green(chalk.underline('INFO'))} ${late(message)}`, date, 'info');
  }

  logger(message) {
    const date = Date.now();
    this.save(
      `[${date}] ${chalk.bgWhite(chalk.black(chalk.underline('LOGGER')))} ${late(message)}`,
      date,
      'logger',
    );
  }

  caller(message) {
    const date = Date.now();
    this.save(
      `[${date}] ${chalk.bgBlue(chalk.black(chalk.underline('CALLER')))} ${late(message)}`,
      date,
      'caller',
    );
  }

  debug(message) {
    const date = Date.now();
    this.save(`[${date}] ${chalk.bgMagenta(chalk.black('DEBUG'))} ${late(message)}`, date, 'debug');
  }

  warn(message) {
    const date = Date.now();
    this.save(
      `[${date}] ${chalk.bgYellow(chalk.black(chalk.underline('WARN')))} ${late(message)}`,
      date,
      'warn',
    );
  }

  error(message) {
    const date = Date.now();
    this.save(
      `[${date}] ${chalk.underline(chalk.red(chalk.underline('ERROR')))} ${late(message)}`,
      date,
      'error',
    );
  }
}

export default new MyPino();