populate workflow Inputs

packages/nodes-base/nodes/ExecuteWorkflow/ExecuteWorkflow.node.ts

@@ -199,7 +199,7 @@ export class ExecuteWorkflow implements INodeType {
 				},
 				required: true,
 				typeOptions: {
-					loadOptionsDependsOn: ['workflowId.value'],
+					loadOptionsDependsOn: ['workflowId.value', 'workflowJson'],
 					resourceMapper: {
 						resourceMapperMethod: 'getWorkflowInputs',
 						mode: 'add',
@@ -214,11 +214,11 @@ export class ExecuteWorkflow implements INodeType {
 				},
 				displayOptions: {
 					show: {
-						source: ['database'],
 						'@version': [{ _cnd: { gte: 1.2 } }],
 					},
 					hide: {
 						workflowId: [''],
+						workflowJson: ['\n\n\n'],
 					},
 				},
 			},

packages/nodes-base/nodes/ExecuteWorkflow/methods/resourceMapping.ts

@@ -1,22 +1,42 @@
 import type {
+	FieldType,
 	ILoadOptionsFunctions,
 	ResourceMapperField,
 	ResourceMapperFields,
 } from 'n8n-workflow';
 
+import { getWorkflowInfo } from '../GenericFunctions';
+
 export async function getWorkflowInputs(
 	this: ILoadOptionsFunctions,
 ): Promise<ResourceMapperFields> {
-	// TODO: take the columns from the workflow input
-	const workflowInputs = ['uid', 'Test Field 2', 'Test Field 3'];
+	const source = this.getNodeParameter('source', 0) as string;
 
-	const fields: ResourceMapperField[] = workflowInputs.map((col) => ({
-		id: col,
-		displayName: col,
+	const executeWorkflowInfo = await getWorkflowInfo.call(this, source);
+
+	if (executeWorkflowInfo.code === undefined) {
+		// executeWorkflowInfo.code = await getWorkflowById.call(this, executeWorkflowInfo.id as string);
+	}
+
+	const workflowInputs = (
+		Array.isArray(
+			executeWorkflowInfo.code?.nodes.find(
+				(node) => node.type === 'n8n-nodes-base.executeWorkflowTrigger',
+			)?.parameters.workflowInputs,
+		)
+			? executeWorkflowInfo.code?.nodes.find(
+					(node) => node.type === 'n8n-nodes-base.executeWorkflowTrigger',
+				)?.parameters.workflowInputs
+			: []
+	) as Array<{ name: string; type: FieldType }>;
+
+	const fields: ResourceMapperField[] = workflowInputs.map((currentWorkflowInput) => ({
+		id: currentWorkflowInput.name,
+		displayName: currentWorkflowInput.name,
 		required: false,
 		defaultMatch: true,
 		display: true,
-		type: 'number',
+		type: currentWorkflowInput.type || 'string',
 		canBeUsedToMatch: true,
 	}));