fix(editor): Fix parameter reset on credential change in Discord node (#9137)

cypress/e2e/5-ndv.cy.ts

@@ -3,6 +3,8 @@ import { getVisibleSelect } from '../utils';
 import { MANUAL_TRIGGER_NODE_DISPLAY_NAME } from '../constants';
 import { NDV, WorkflowPage } from '../pages';
 import { NodeCreator } from '../pages/features/node-creator';
+import { clickCreateNewCredential } from '../composables/ndv';
+import { setCredentialValues } from '../composables/modals/credential-modal';
 
 const workflowPage = new WorkflowPage();
 const ndv = new NDV();
@@ -633,7 +635,7 @@ describe('NDV', () => {
 		ndv.getters.nodeRunErrorIndicator().should('exist');
 	});
 
-	it('Should handle mismatched option attributes', () => {
+	it('Should clear mismatched collection parameters', () => {
 		workflowPage.actions.addInitialNodeToCanvas('LDAP', {
 			keepNdvOpen: true,
 			action: 'Create a new entry',
@@ -656,6 +658,21 @@ describe('NDV', () => {
 		ndv.getters.resourceLocatorInput('documentId').find('input').should('have.value', TEST_DOC_ID);
 	});
 
+	it('Should not clear resource/operation after credential change', () => {
+		workflowPage.actions.addInitialNodeToCanvas('Discord', {
+			keepNdvOpen: true,
+			action: 'Delete a message',
+		});
+
+		clickCreateNewCredential();
+		setCredentialValues({
+			botToken: 'sk_test_123',
+		});
+
+		ndv.getters.parameterInput('resource').find('input').should('have.value', 'Message');
+		ndv.getters.parameterInput('operation').find('input').should('have.value', 'Delete');
+	});
+
 	it('Should open appropriate node creator after clicking on connection hint link', () => {
 		const nodeCreator = new NodeCreator();
 		const hintMapper = {

packages/editor-ui/src/components/NodeSettings.vue

@@ -187,7 +187,15 @@ import type {
 	NodeParameterValue,
 	ConnectionTypes,
 } from 'n8n-workflow';
-import { NodeHelpers, NodeConnectionType, deepCopy } from 'n8n-workflow';
+import {
+	NodeHelpers,
+	NodeConnectionType,
+	deepCopy,
+	isINodePropertyCollectionList,
+	isINodePropertiesList,
+	isINodePropertyOptionsList,
+	displayParameter,
+} from 'n8n-workflow';
 import type {
 	INodeUi,
 	INodeUpdatePropertiesInformation,
@@ -990,21 +998,27 @@ export default defineComponent({
 				if (!nodeParameterValues?.hasOwnProperty(prop.name) || !displayOptions || !prop.options) {
 					return;
 				}
-				// Only process the parameters that should be hidden
+				// Only process the parameters that depend on the updated parameter
 				const showCondition = displayOptions.show?.[updatedParameter.name];
 				const hideCondition = displayOptions.hide?.[updatedParameter.name];
 				if (showCondition === undefined && hideCondition === undefined) {
 					return;
 				}
+
+				let hasValidOptions = true;
+
 				// Every value should be a possible option
-				const hasValidOptions = Object.keys(nodeParameterValues).every(
-					(key) => (prop.options ?? []).find((option) => option.name === key) !== undefined,
-				);
-				if (
-					!hasValidOptions ||
-					showCondition !== updatedParameter.value ||
-					hideCondition === updatedParameter.value
-				) {
+				if (isINodePropertyCollectionList(prop.options) || isINodePropertiesList(prop.options)) {
+					hasValidOptions = Object.keys(nodeParameterValues).every(
+						(key) => (prop.options ?? []).find((option) => option.name === key) !== undefined,
+					);
+				} else if (isINodePropertyOptionsList(prop.options)) {
+					hasValidOptions = !!prop.options.find(
+						(option) => option.value === nodeParameterValues[prop.name],
+					);
+				}
+
+				if (!hasValidOptions && displayParameter(nodeParameterValues, prop, this.node)) {
 					unset(nodeParameterValues as object, prop.name);
 				}
 			});