@message-queue-toolkit/core/dist/messages/MetadataFiller.js

Useful utilities, interfaces and base classes for message queue handling. Supports AMQP and SQS with a common abstraction on top currently

import { randomUUID } from 'node:crypto';
export class CommonMetadataFiller {
    serviceId;
    produceId;
    produceTimestamp;
    defaultVersion;
    constructor(options) {
        this.serviceId = options.serviceId;
        this.defaultVersion = options.defaultVersion ?? '1.0.0';
        this.produceId =
            options.idGenerator ??
                (() => {
                    return randomUUID();
                });
        this.produceTimestamp =
            options.timestampGenerator ??
                (() => {
                    return new Date().toISOString();
                });
    }
    produceCurrentServiceId() {
        return this.serviceId;
    }
    produceMetadata(_currentMessage, eventDefinition, precedingMessageMetadata) {
        return {
            producedBy: this.serviceId,
            originatedFrom: precedingMessageMetadata?.originatedFrom ?? this.serviceId,
            schemaVersion: eventDefinition.schemaVersion ?? this.defaultVersion,
            correlationId: precedingMessageMetadata?.correlationId ?? this.produceId(),
        };
    }
}
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