Add Webhook response node (#2254)

* ✨ Add Webhook-Response-Node

* ⚡ Replace callback function with promise

* ✨ Add support for Bull and binary-data

* ✨ Add string response option

* ⚡ Remove some comments

* ✨ Make more generically possible & fix issue multi call in
queue mode

* ⚡ Fix startup and eslint issues

* ⚡ Improvements to webhook response node and functionality

* ⚡ Replace data with more generic type

* ⚡ Make statusMessage optional

* ⚡ Change parameter order

* ⚡ Move Response Code underneath options

* ⚡ Hide Response Code on Webhook node if mode responseNode got selected

* ⚡ Minor improvements

* ⚡ Add missing file and fix lint issue

* ⚡ Fix some node linting issues

* ⚡ Apply feedback

* ⚡ Minor improvements

packages/core/src/DeferredPromise.ts

@@ -1,14 +0,0 @@
-// From: https://gist.github.com/compulim/8b49b0a744a3eeb2205e2b9506201e50
-export interface IDeferredPromise<T> {
-	promise: () => Promise<T>;
-	reject: (error: Error) => void;
-	resolve: (result: T) => void;
-}
-
-export async function createDeferredPromise<T>(): Promise<IDeferredPromise<T>> {
-	return new Promise<IDeferredPromise<T>>((resolveCreate) => {
-		const promise = new Promise<T>((resolve, reject) => {
-			resolveCreate({ promise: async () => promise, resolve, reject });
-		});
-	});
-}

packages/core/src/NodeExecuteFunctions.ts

@@ -22,6 +22,7 @@ import {
 	ICredentialsExpressionResolveValues,
 	IDataObject,
 	IExecuteFunctions,
+	IExecuteResponsePromiseData,
 	IExecuteSingleFunctions,
 	IExecuteWorkflowInfo,
 	IHttpRequestOptions,
@@ -1635,6 +1636,9 @@ export function getExecuteFunctions(
 					Logger.warn(`There was a problem sending messsage to UI: ${error.message}`);
 				}
 			},
+			async sendResponse(response: IExecuteResponsePromiseData): Promise<void> {
+				await additionalData.hooks?.executeHookFunctions('sendResponse', [response]);
+			},
 			helpers: {
 				httpRequest,
 				prepareBinaryData,

packages/core/src/index.ts

@@ -12,7 +12,6 @@ export * from './ActiveWorkflows';
 export * from './ActiveWebhooks';
 export * from './Constants';
 export * from './Credentials';
-export * from './DeferredPromise';
 export * from './Interfaces';
 export * from './LoadNodeParameterOptions';
 export * from './NodeExecuteFunctions';