webstomp-obs/src/protocol/stomp/stompProtocolV1_2.ts

Stomp over websocket using observable

import Frame from '../../frame';
import { IProtocol } from '../../types';
import stompProtocolV1_1 from './stompProtocolV1_1'
import { AckHeaders, NackHeaders } from '../../headers';


// STOMP protocol with the version V1_2
const stompProtocolV1_2 = (): IProtocol => {

    const currentProtocol: IProtocol = stompProtocolV1_1();

    const getMessageId = (frame: Frame): string => {
        return frame.headers.ack || currentProtocol.getMessageId(frame);
    }

    const ack = (messageID: string, subscription: string, headers?: AckHeaders): any =>
            Frame.marshall('ACK', {...headers, 'id': messageID, subscription})

    const nack = (messageID: string, subscription: string, headers?: NackHeaders): any =>
            Frame.marshall('NACK', {...headers, 'id': messageID, subscription})

    return {...currentProtocol, ack, nack, getMessageId};

}

export default stompProtocolV1_2