resolve-local-event-broker/es/publisher-server/core/invoke-operation.js

The reSolve framework's event broker for applications on a local machine.

import { PrivateOperationType, PublicOperationType, LazinessStrategy } from '../constants';
const operationTypesMap = new Map([[PrivateOperationType.PUSH_NOTIFICATIONS, 'pushNotificationAndGetSubscriptions'], [PrivateOperationType.PULL_NOTIFICATIONS, 'pullNotificationsAsBatchForSubscriber'], [PrivateOperationType.RESUME_SUBSCRIBER, 'resumeSubscriber'], [PrivateOperationType.ACKNOWLEDGE_BATCH, 'acknowledgeBatch'], [PrivateOperationType.FINALIZE_BATCH, 'finalizeAndReportBatch'], [PrivateOperationType.REQUEST_TIMEOUT, 'requestTimeout'], [PrivateOperationType.DELIVER_BATCH, 'deliverBatchForSubscriber'], [PublicOperationType.PUBLISH, 'publish'], [PublicOperationType.SUBSCRIBE, 'subscribe'], [PublicOperationType.RESUBSCRIBE, 'resubscribe'], [PublicOperationType.UNSUBSCRIBE, 'unsubscribe'], [PublicOperationType.ACKNOWLEDGE, 'acknowledge'], [PublicOperationType.STATUS, 'status'], [PublicOperationType.RESUME, 'resume'], [PublicOperationType.PAUSE, 'pause'], [PublicOperationType.RESET, 'reset'], [PublicOperationType.READ, 'read']]);

const invokeOperation = async (pool, laziness, {
  type,
  payload
}, timeout) => {
  const methodName = operationTypesMap.get(type);

  if (methodName == null) {
    throw new Error(`Invalid invoke operation type "${type}" with payload: ${JSON.stringify(payload)}`);
  }

  if (laziness === LazinessStrategy.EAGER) {
    pool.multiplexAsync(pool[methodName].bind(pool), pool, payload);
  } else if (laziness === LazinessStrategy.LAZY && !isNaN(+timeout) && +timeout > 0) {
    setTimeout(pool.multiplexAsync.bind(pool, pool[methodName].bind(pool), pool, payload), +timeout);
  } else {
    throw new Error(`Invalid invoke operation type "${type}" with payload: ${JSON.stringify(payload)}`);
  }
};

export default invokeOperation;
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