@hotmeshio/hotmesh
Version:
Serverless Workflow
34 lines (33 loc) • 1.46 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.isSideEffectAllowed = void 0;
const common_1 = require("./common");
/**
* Checks if a side-effect is allowed to run. This ensures certain actions
* are executed exactly once.
* @private
* @param {HotMesh} hotMeshClient - The HotMesh client.
* @param {string} prefix - A unique prefix representing the action (e.g., 'trace', 'emit', etc.)
* @returns {Promise<boolean>} True if the side effect can run, false otherwise.
*/
async function isSideEffectAllowed(hotMeshClient, prefix) {
const store = common_1.asyncLocalStorage.getStore();
const workflowId = store.get('workflowId');
const workflowDimension = store.get('workflowDimension') ?? '';
const COUNTER = store.get('counter');
const execIndex = COUNTER.counter = COUNTER.counter + 1;
const sessionId = `-${prefix}${workflowDimension}-${execIndex}-`;
const replay = store.get('replay');
if (sessionId in replay) {
return false;
}
const keyParams = {
appId: hotMeshClient.appId,
jobId: workflowId,
};
const workflowGuid = common_1.KeyService.mintKey(hotMeshClient.namespace, common_1.KeyType.JOB_STATE, keyParams);
const searchClient = hotMeshClient.engine.search;
const guidValue = await searchClient.incrementFieldByFloat(workflowGuid, sessionId, 1);
return guidValue === 1;
}
exports.isSideEffectAllowed = isSideEffectAllowed;