cadence-web
Version:
Cadence Web UI
76 lines (69 loc) • 2.62 kB
JavaScript
// Copyright (c) 2020-2024 Uber Technologies Inc.
//
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
/**
* Looks for a chronological or inferred child.
* It is inferred if a DecisionTaskScheduled, otherwise its chronological.
* External signals are not children and therefore they are skipped.
* @method findChildEvent
* @param {object} event
* @param {string} event.eventId
* @param {string} event.eventType
* @param {array} workflowList
*/
function findChildEvent({ eventId, eventType }, workflowList) {
const slicedWorkflowList = workflowList.slice(eventId);
// We are at the end of the workflow, no children!
if (!slicedWorkflowList.length) {
return {};
}
if (slicedWorkflowList[0].eventType === 'DecisionTaskScheduled') {
return {
inferredChild: slicedWorkflowList[0].eventId,
};
}
if (eventType === 'WorkflowExecutionSignaled') {
for (const targetEvent of slicedWorkflowList) {
switch (targetEvent.eventType) {
case 'WorkflowExecutionSignaled':
case 'WorkflowExecutionCancelRequested':
break;
case 'DecisionTaskScheduled':
return {
inferredChild: targetEvent.eventId,
};
}
}
} else {
for (const targetEvent of slicedWorkflowList) {
switch (targetEvent.eventType) {
case 'WorkflowExecutionSignaled':
case 'WorkflowExecutionCancelRequested':
break;
default:
return {
chronologicalChild: targetEvent.eventId,
};
}
}
}
return {};
}
export default findChildEvent;