import { StompHeaders } from './stomp-headers.js';

/**
 * It represents a STOMP frame. Many of the callbacks pass an IFrame received from
 * the STOMP broker. For advanced usage you might need to access [headers]{@link IFrame#headers}.
 *
 * Part of `@stomp/stompjs`.
 *
 * {@link IMessage} is an extended IFrame.
 */
export interface IFrame {
  /**
   * STOMP Command
   */
  command: string;

  /**
   * Headers, key value pairs.
   */
  headers: StompHeaders;

  /**
   * Is this frame binary (based on whether body/binaryBody was passed when creating this frame).
   */
  isBinaryBody: boolean;

  /**
   * body of the frame as string
   */
  readonly body: string;

  /**
   * body as Uint8Array
   */
  readonly binaryBody: Uint8Array;
}

/**
 * Alias for {@link IFrame}
 */
export type Frame = IFrame;