feat(Webflow Trigger Node): Reduce chance of webhook duplication and add credential test (#3594)

* upstream merge

* ⚡ additional check for webhook, credentials update

* 🔥 Remove unnecessary condition

* ⚡ Change credential injection to generic type

* 👕 Fix linting issue

Co-authored-by: ricardo <ricardoespinoza105@gmail.com>

package-lock.json

@@ -104518,6 +104518,21 @@
 				"safe-buffer": "~5.2.0"
 			}
 		},
+		"string_decoder": {
+			"version": "1.3.0",
+			"resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.3.0.tgz",
+			"integrity": "sha512-hkRX8U1WjJFd8LsDJ2yQ/wWWxaopEsABU1XfkM8A+j0+85JAGppt16cr1Whg6KIbb4okU6Mql6BOj+uup/wKeA==",
+			"requires": {
+				"safe-buffer": "~5.2.0"
+			},
+			"dependencies": {
+				"safe-buffer": {
+					"version": "5.2.1",
+					"resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
+					"integrity": "sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ=="
+				}
+			}
+		},
 		"string-length": {
 			"version": "4.0.2",
 			"resolved": "https://registry.npmjs.org/string-length/-/string-length-4.0.2.tgz",

packages/nodes-base/credentials/WebflowApi.credentials.ts

@@ -1,4 +1,6 @@
 import {
+	IAuthenticateGeneric,
+	ICredentialTestRequest,
 	ICredentialType,
 	INodeProperties,
 } from 'n8n-workflow';
@@ -15,4 +17,18 @@ export class WebflowApi implements ICredentialType {
 			default: '',
 		},
 	];
+	authenticate: IAuthenticateGeneric = {
+		type: 'generic',
+		properties: {
+			headers: {
+				'Authorization': '=Bearer {{$credentials.accessToken}}',
+			},
+		},
+	};
+	test: ICredentialTestRequest = {
+		request: {
+			baseURL: 'https://api.webflow.com',
+			url: '/sites',
+		},
+	};
 }

packages/nodes-base/nodes/Webflow/GenericFunctions.ts

@@ -12,7 +12,6 @@ import {
 import {
 	IDataObject,
 	NodeApiError,
-	NodeOperationError,
 } from 'n8n-workflow';
 
 export async function webflowApiRequest(
@@ -24,7 +23,17 @@ export async function webflowApiRequest(
 	uri?: string,
 	option: IDataObject = {},
 ) {
-	const authenticationMethod = this.getNodeParameter('authentication', 0);
+	const authenticationMethod = this.getNodeParameter('authentication', 0, 'accessToken');
+	let credentialsType = '';
+
+	if (authenticationMethod === 'accessToken') {
+		credentialsType = 'webflowApi';
+	}
+
+	if (authenticationMethod === 'oAuth2') {
+		credentialsType = 'webflowOAuth2Api';
+	}
+
 
 	let options: OptionsWithUri = {
 		headers: {
@@ -46,15 +55,7 @@ export async function webflowApiRequest(
 		delete options.body;
 	}
 	try {
-		if (authenticationMethod === 'accessToken') {
-			const credentials = await this.getCredentials('webflowApi');
-
-			options.headers!['authorization'] = `Bearer ${credentials.accessToken}`;
-
-			return await this.helpers.request!(options);
-		} else {
-			return await this.helpers.requestOAuth2!.call(this, 'webflowOAuth2Api', options);
-		}
+		return await this.helpers.requestWithAuthentication.call(this, credentialsType, options);
 	} catch (error) {
 		throw new NodeApiError(this.getNode(), error);
 	}

packages/nodes-base/nodes/Webflow/WebflowTrigger.node.ts

@@ -208,18 +208,22 @@ export class WebflowTrigger implements INodeType {
 		default: {
 			async checkExists(this: IHookFunctions): Promise<boolean> {
 				const webhookData = this.getWorkflowStaticData('node');
+				const webhookUrl = this.getNodeWebhookUrl('default');
 				const siteId = this.getNodeParameter('site') as string;
-				if (webhookData.webhookId === undefined) {
-					return false;
+
+				const event = this.getNodeParameter('event') as string;
+				const registeredWebhooks = await webflowApiRequest.call(this, 'GET', `/sites/${siteId}/webhooks`) as IDataObject[];
+
+				for (const webhook of registeredWebhooks) {
+					if (webhook.url === webhookUrl && webhook.triggerType === event) {
+						webhookData.webhookId = webhook._id;
+						return true;
+					}
 				}
-				const endpoint = `/sites/${siteId}/webhooks/${webhookData.webhookId}`;
-				try {
-					await webflowApiRequest.call(this, 'GET', endpoint);
-				} catch (error) {
-					return false;
-				}
-				return true;
+
+				return false;
 			},
+
 			async create(this: IHookFunctions): Promise<boolean> {
 				const webhookUrl = this.getNodeWebhookUrl('default');
 				const webhookData = this.getWorkflowStaticData('node');