zkteco-terminal/src/lib/Error.js

A useful utility library

const ERROR_TYPES = {
  ECONNRESET: 'ECONNRESET',
  ECONNREFUSED: 'ECONNREFUSED',
  EADDRINUSE: 'EADDRINUSE',
  ETIMEDOUT: 'ETIMEDOUT',
};

class ZKError {
  constructor(err, command, ip) {
    this.err = err;
    this.ip = ip;
    this.command = command;
  }

  toast() {
    if (this.err.code === ERROR_TYPES.ECONNRESET) {
      return 'Another device is connecting to the device so the connection is interrupted';
    } else if (this.err.code === ERROR_TYPES.ECONNREFUSED) {
      return 'IP of the device is refused';
    } else {
      return this.err.message;
    }
  }

  getError() {
    return {
      err: {
        message: this.err.message,
        code: this.err.code,
      },
      ip: this.ip,
      command: this.command,
    };
  }
}

export { ZKError, ERROR_TYPES };