n8n/packages/nodes-base/nodes/Webflow/WebflowTrigger.node.ts

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import {
IHookFunctions,
IWebhookFunctions,
} from 'n8n-core';
import {
IDataObject,
INodeTypeDescription,
INodeType,
IWebhookResponseData,
ILoadOptionsFunctions,
INodePropertyOptions,
} from 'n8n-workflow';
import {
webflowApiRequest,
} from './GenericFunctions';
export class WebflowTrigger implements INodeType {
description: INodeTypeDescription = {
displayName: 'Webflow Trigger',
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name: 'webflowTrigger',
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icon: 'file:webflow.png',
group: ['trigger'],
version: 1,
description: 'Handle Webflow events via webhooks',
defaults: {
name: 'Webflow Trigger',
color: '#245bf8',
},
inputs: [],
outputs: ['main'],
credentials: [
{
name: 'webflowApi',
required: true,
displayOptions: {
show: {
authentication: [
'accessToken',
],
},
},
},
{
name: 'webflowOAuth2Api',
required: true,
displayOptions: {
show: {
authentication: [
'oAuth2',
],
},
},
},
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],
webhooks: [
{
name: 'default',
httpMethod: 'POST',
responseMode: 'onReceived',
path: 'webhook',
},
],
properties: [
{
displayName: 'Authentication',
name: 'authentication',
type: 'options',
options: [
{
name: 'Access Token',
value: 'accessToken',
},
{
name: 'OAuth2',
value: 'oAuth2',
},
],
default: 'accessToken',
description: 'Method of authentication.',
},
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{
displayName: 'Site',
name: 'site',
type: 'options',
required: true,
default: '',
typeOptions: {
loadOptionsMethod: 'getSites',
},
description: 'Site that will trigger the events',
},
{
displayName: 'Event',
name: 'event',
type: 'options',
required: true,
options: [
{
name: 'Form submission',
value: 'form_submission',
},
{
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name: 'Ecomm Inventory Changed',
value: 'ecomm_inventory_changed',
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},
{
name: 'Ecomm New Order',
value: 'ecomm_new_order',
},
{
name: 'Ecomm Order Changed',
value: 'ecomm_order_changed',
},
{
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name: 'Site Publish',
value: 'site_publish',
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},
],
default: 'form_submission',
},
],
};
methods = {
loadOptions: {
// Get all the sites to display them to user so that he can
// select them easily
async getSites(this: ILoadOptionsFunctions): Promise<INodePropertyOptions[]> {
const returnData: INodePropertyOptions[] = [];
const sites = await webflowApiRequest.call(this, 'GET', '/sites');
for (const site of sites) {
const siteName = site.name;
const siteId = site._id;
returnData.push({
name: siteName,
value: siteId,
});
}
return returnData;
},
},
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};
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// @ts-ignore
webhookMethods = {
default: {
async checkExists(this: IHookFunctions): Promise<boolean> {
const webhookData = this.getWorkflowStaticData('node');
const siteId = this.getNodeParameter('site') as string;
if (webhookData.webhookId === undefined) {
return false;
}
const endpoint = `/sites/${siteId}/webhooks/${webhookData.webhookId}`;
try {
await webflowApiRequest.call(this, 'GET', endpoint);
} catch (err) {
return false;
}
return true;
},
async create(this: IHookFunctions): Promise<boolean> {
const webhookUrl = this.getNodeWebhookUrl('default');
const webhookData = this.getWorkflowStaticData('node');
const siteId = this.getNodeParameter('site') as string;
const event = this.getNodeParameter('event') as string;
const endpoint = `/sites/${siteId}/webhooks`;
const body: IDataObject = {
site_id: siteId,
triggerType: event,
url: webhookUrl,
};
const { _id } = await webflowApiRequest.call(this, 'POST', endpoint, body);
webhookData.webhookId = _id;
return true;
},
async delete(this: IHookFunctions): Promise<boolean> {
let responseData;
const webhookData = this.getWorkflowStaticData('node');
const siteId = this.getNodeParameter('site') as string;
const endpoint = `/sites/${siteId}/webhooks/${webhookData.webhookId}`;
try {
responseData = await webflowApiRequest.call(this, 'DELETE', endpoint);
} catch(error) {
return false;
}
if (!responseData.deleted) {
return false;
}
delete webhookData.webhookId;
return true;
},
},
};
async webhook(this: IWebhookFunctions): Promise<IWebhookResponseData> {
const req = this.getRequestObject();
return {
workflowData: [
this.helpers.returnJsonArray(req.body),
],
};
}
}