Class Logger

scripts/update-template.js:43–70

* 日志记录器

 * 日志记录器
 */
class Logger {
  static levels = {
    DEBUG: 0,
    INFO: 1,
    WARN: 2,
    ERROR: 3
  };

  constructor(level = Logger.levels.INFO) {
    this.level = level;
  }

  _log(level, emoji, message, data = null) {
    if (level >= this.level) {
      const timestamp = new Date().toISOString();
      const logMessage = `[${timestamp}] ${emoji} ${message}`;
      console.log(logMessage);
      if (data && level >= Logger.levels.DEBUG) {
        console.log('  📊 Data:', JSON.stringify(data, null, 2));
      }
    }
  }

  debug(message, data) { this._log(Logger.levels.DEBUG, '🔍', message, data); }
  info(message, data) { this._log(Logger.levels.INFO, '📢', message, data); }
  warn(message, data) { this._log(Logger.levels.WARN, '⚠️', message, data); }
  error(message, data) { this._log(Logger.levels.ERROR, '❌', message, data); }
}

const logger = new Logger(process.env.LOG_LEVEL === 'DEBUG' ? Logger.levels.DEBUG : Logger.levels.INFO);