Add measure operations

Signed-off-by: Bryan Frimin <bryan@getprobo.com>

packages/n8n-node/nodes/Probo/actions/execute/execute.operation.ts

@@ -0,0 +1,80 @@
+import { parse, getOperationAST, type DocumentNode } from 'graphql';
+import type { INodeProperties, IExecuteFunctions, INodeExecutionData } from 'n8n-workflow';
+import { proboApiRequest } from '../../GenericFunctions';
+
+export const description: INodeProperties[] = [
+	{
+		displayName: 'Query',
+		name: 'query',
+		type: 'string',
+		typeOptions: {
+			rows: 5,
+		},
+		displayOptions: {
+			show: {
+				resource: ['execute'],
+			},
+		},
+		default: '',
+		description:
+			'The complete GraphQL operation including operation name and variable declarations (e.g., "query GetUser($userId: ID!) { node(id: $userId) { id } }" or "mutation UpdateUser($input: UpdateUserInput!) { updateUser(input: $input) { id } }")',
+		required: true,
+	},
+	{
+		displayName: 'Variables',
+		name: 'variables',
+		type: 'json',
+		displayOptions: {
+			show: {
+				resource: ['execute'],
+			},
+		},
+		default: '{}',
+		description: 'GraphQL variables as JSON object',
+	},
+];
+
+export async function execute(
+	this: IExecuteFunctions,
+	itemIndex: number,
+): Promise<INodeExecutionData> {
+	const query = this.getNodeParameter('query', itemIndex) as string;
+	const variablesParam = this.getNodeParameter('variables', itemIndex) as string;
+
+	let document: DocumentNode;
+	try {
+		document = parse(query);
+	} catch (error) {
+		throw new Error(
+			`Invalid GraphQL operation: ${error instanceof Error ? error.message : String(error)}`,
+		);
+	}
+
+	const operationAST = getOperationAST(document);
+	if (!operationAST) {
+		throw new Error('GraphQL operation must contain a query, mutation, or subscription');
+	}
+
+	if (!operationAST.name) {
+		throw new Error(
+			'GraphQL operation must have a name (e.g., "query GetUser { ... }" or "mutation UpdateUser { ... }")',
+		);
+	}
+
+	let variables = {};
+	if (variablesParam) {
+		try {
+			variables =
+				typeof variablesParam === 'string' ? JSON.parse(variablesParam) : variablesParam;
+		} catch (error) {
+			throw new Error(`Invalid JSON in Variables: ${error}`);
+		}
+	}
+
+	const responseData = await proboApiRequest.call(this, query, variables);
+
+	return {
+		json: responseData,
+		pairedItem: { item: itemIndex },
+	};
+}