import { IHookFunctions, IWebhookFunctions, } from 'n8n-core'; import { INodeType, INodeTypeDescription, IWebhookResponseData, } from 'n8n-workflow'; import { calendlyApiRequest, } from './GenericFunctions'; export class CalendlyTrigger implements INodeType { description: INodeTypeDescription = { displayName: 'Calendly Trigger', name: 'calendlyTrigger', icon: 'file:calendly.png', group: ['trigger'], version: 1, description: 'Starts the workflow when Calendly events occur.', defaults: { name: 'Calendly Trigger', color: '#374252', }, inputs: [], outputs: ['main'], credentials: [ { name: 'calendlyApi', required: true, }, ], webhooks: [ { name: 'default', httpMethod: 'POST', responseMode: 'onReceived', path: 'webhook', }, ], properties: [ { displayName: 'Events', name: 'events', type: 'multiOptions', options: [ { name: 'invitee.created', value: 'invitee.created', description: 'Receive notifications when a new Calendly event is created', }, { name: 'invitee.canceled', value: 'invitee.canceled', description: 'Receive notifications when a Calendly event is canceled', }, ], default: [], required: true, }, ], }; // @ts-ignore (because of request) webhookMethods = { default: { async checkExists(this: IHookFunctions): Promise { const webhookUrl = this.getNodeWebhookUrl('default'); const webhookData = this.getWorkflowStaticData('node'); const events = this.getNodeParameter('events') as string; // Check all the webhooks which exist already if it is identical to the // one that is supposed to get created. const endpoint = '/hooks'; const { data } = await calendlyApiRequest.call(this, 'GET', endpoint, {}); for (const webhook of data) { if (webhook.attributes.url === webhookUrl) { for (const event of events) { if (!webhook.attributes.events.includes(event)) { return false; } } } // Set webhook-id to be sure that it can be deleted webhookData.webhookId = webhook.id as string; return true; } return false; }, async create(this: IHookFunctions): Promise { const webhookData = this.getWorkflowStaticData('node'); const webhookUrl = this.getNodeWebhookUrl('default'); const events = this.getNodeParameter('events') as string; const endpoint = '/hooks'; const body = { url: webhookUrl, events, }; const responseData = await calendlyApiRequest.call(this, 'POST', endpoint, body); if (responseData.id === undefined) { // Required data is missing so was not successful return false; } webhookData.webhookId = responseData.id as string; return true; }, async delete(this: IHookFunctions): Promise { const webhookData = this.getWorkflowStaticData('node'); if (webhookData.webhookId !== undefined) { const endpoint = `/hooks/${webhookData.webhookId}`; try { await calendlyApiRequest.call(this, 'DELETE', endpoint); } catch (error) { return false; } // Remove from the static workflow data so that it is clear // that no webhooks are registred anymore delete webhookData.webhookId; } return true; }, }, }; async webhook(this: IWebhookFunctions): Promise { const bodyData = this.getBodyData(); return { workflowData: [ this.helpers.returnJsonArray(bodyData), ], }; } }