sharex-server/logger.js at master · AlekEagle/sharex-server · GitHub

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let chalk = require("chalk");
let _console = { ...require('console') };
let date = function getNowDateTimeStr() {
  let now = new Date();
  let hour = now.getHours();
  return [
    [
      AddZero(now.getDate()),
      AddZero(now.getMonth() + 1),
      now.getFullYear(),
    ].join("/"),
    [AddZero(hour), AddZero(now.getMinutes()), AddZero(now.getSeconds())].join(
      ":"
    ),
  ].join(" ");
};
const logLevels = [
  'NONE',
  'ERROR',
  'WARN',
  'LOG',
  'INFO',
  'DEBUG'
]

function AddZero(num) {
  return num >= 0 && num < 10 ? "0" + num : num + "";
}

class Logger {
  constructor(logLevel) {
    this.logLevel = typeof logLevel === 'string' ? logLevels.indexOf(logLevel) !== -1 ? logLevel : 'LOG' : logLevels[logLevel];
    this.logLevels = [...logLevels];
  }
  log(thing, ...args) {
    if (logLevels.indexOf(this.logLevel) < logLevels.indexOf('LOG')) return;
    _console.log(
      `${chalk.blue.inverse(date())} ${chalk.inverse(`[LOG]`)} ${chalk.white(
        thing
      )}`,
      !args.length ? "" : args.join(' ')
    );
  }
  warn(thing, ...args) {
    if (logLevels.indexOf(this.logLevel) < logLevels.indexOf('WARN')) return;
    _console.log(
      `${chalk.blue.inverse(date())} ${chalk
        .rgb(255, 124, 43)
        .inverse(`[WARN]`)} ${chalk.white(thing)}`,
      !args.length ? "" : args.join(' ')
    );
  }
  debug(thing, ...args) {
    if (logLevels.indexOf(this.logLevel) < logLevels.indexOf('DEBUG')) return;
    _console.log(
      `${chalk.blue.inverse(date())} ${chalk.grey.inverse(
        `[DEBUG]`
      )} ${chalk.white(thing)}`,
      !args.length ? "" : args.join(' ')
    );
  }
  info(thing, ...args) {
    if (logLevels.indexOf(this.logLevel) < logLevels.indexOf('INFO')) return;
    _console.log(
      `${chalk.blue.inverse(date())} ${chalk
        .rgb(255, 255, 0)
        .inverse(`[INFO]`)} ${chalk.white(thing)}`,
      !args.length ? "" : args.join(' ')
    );
  }
  error(thing, ...args) {
    if (logLevels.indexOf(this.logLevel) < logLevels.indexOf('ERROR')) return;
    _console.log(
      `${chalk.blue.inverse(date())} ${chalk.bgRgb(
        255,
        0,
        0
      )(`[ERROR]`)} ${chalk.white(thing)}`,
      !args.length ? "" : args.join(' ')
    );
  }
} Logger
module.exports = (logLevel) => global.console = new Logger(logLevel);