@awesomeniko/kafka-trail/dist/kafka/topic.js

A Node.js library for managing message queue with Kafka

import { v4 } from "uuid";
import { ktEncode, ktDecode } from "../libs/helpers/default-data-parser.js";
export const KTTopic = (settings, validatorFn) => {
    const fn = (payload, { messageKey, meta }) => {
        let payloadToSend;
        if (validatorFn) {
            payloadToSend = validatorFn.encode(payload);
        }
        else {
            payloadToSend = ktEncode(payload);
        }
        return {
            topicName: settings.topic,
            message: payloadToSend,
            messageKey: messageKey,
            meta: {
                ...meta,
                traceId: meta?.traceId ?? v4(),
            },
        };
    };
    fn.topicSettings = settings;
    fn.decode = validatorFn?.decode ?? ktDecode;
    return fn;
};
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