@message-in-the-middle/rabbitmq/dist/middlewares/rabbitmq-metadata.middleware.js

RabbitMQ integration for message-in-the-middle - Production-ready AMQP messaging with zero boilerplate

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.RabbitMQMetadataMiddleware = void 0;
class RabbitMQMetadataMiddleware {
    name = 'RabbitMQMetadataMiddleware';
    async process(context, next) {
        const rabbitMsg = context.raw;
        if (rabbitMsg && rabbitMsg.fields && rabbitMsg.properties) {
            const metadata = {
                exchange: rabbitMsg.fields.exchange,
                routingKey: rabbitMsg.fields.routingKey,
                redelivered: rabbitMsg.fields.redelivered,
                deliveryTag: rabbitMsg.fields.deliveryTag,
                messageId: rabbitMsg.properties.messageId,
                correlationId: rabbitMsg.properties.correlationId,
                timestamp: rabbitMsg.properties.timestamp,
                headers: rabbitMsg.properties.headers,
                consumerTag: rabbitMsg.fields.consumerTag,
            };
            context.metadata.rabbitmq = metadata;
            if (metadata.correlationId) {
                context.metadata.correlationId = metadata.correlationId;
            }
            if (metadata.messageId) {
                context.metadata.messageId = metadata.messageId;
            }
        }
        await next();
    }
}
exports.RabbitMQMetadataMiddleware = RabbitMQMetadataMiddleware;
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