import type { IHookFunctions, IWebhookFunctions, INodeType, INodeTypeDescription, IWebhookResponseData, } from 'n8n-workflow'; import { eventID, invoiceNinjaApiRequest, invoiceNinjaApiRequestAllItems, } from './GenericFunctions'; export class InvoiceNinjaTrigger implements INodeType { description: INodeTypeDescription = { displayName: 'Invoice Ninja Trigger', name: 'invoiceNinjaTrigger', icon: 'file:invoiceNinja.svg', group: ['trigger'], version: [1, 2], description: 'Starts the workflow when Invoice Ninja events occur', defaults: { name: 'Invoice Ninja Trigger', }, inputs: [], outputs: ['main'], credentials: [ { name: 'invoiceNinjaApi', required: true, }, ], webhooks: [ { name: 'default', httpMethod: 'POST', responseMode: 'onReceived', path: 'webhook', }, ], properties: [ { displayName: 'API Version', name: 'apiVersion', type: 'options', isNodeSetting: true, displayOptions: { show: { '@version': [1], }, }, options: [ { name: 'Version 4', value: 'v4', }, { name: 'Version 5', value: 'v5', }, ], default: 'v4', }, { displayName: 'API Version', name: 'apiVersion', type: 'options', isNodeSetting: true, displayOptions: { show: { '@version': [2], }, }, options: [ { name: 'Version 4', value: 'v4', }, { name: 'Version 5', value: 'v5', }, ], default: 'v5', }, { displayName: 'Event', name: 'event', type: 'options', options: [ { name: 'Client Created', value: 'create_client', }, { name: 'Invoice Created', value: 'create_invoice', }, { name: 'Payment Created', value: 'create_payment', }, { name: 'Quote Created', value: 'create_quote', }, { name: 'Vendor Created', value: 'create_vendor', }, ], default: '', required: true, }, ], }; webhookMethods = { default: { async checkExists(this: IHookFunctions): Promise { const webhookData = this.getWorkflowStaticData('node'); const webhookUrl = this.getNodeWebhookUrl('default') as string; const event = this.getNodeParameter('event') as string; const apiVersion = this.getNodeParameter('apiVersion', 0) as string; if (webhookData.webhookId === undefined) { return false; } if (apiVersion === 'v5') { const registeredWebhooks = await invoiceNinjaApiRequestAllItems.call( this, 'data', 'GET', '/webhooks', ); for (const webhook of registeredWebhooks) { if ( webhook.target_url === webhookUrl && webhook.is_deleted === false && webhook.event_id === eventID[event] ) { webhookData.webhookId = webhook.id; return true; } } } return false; }, async create(this: IHookFunctions): Promise { const webhookUrl = this.getNodeWebhookUrl('default'); const webhookData = this.getWorkflowStaticData('node'); const event = this.getNodeParameter('event') as string; const apiVersion = this.getNodeParameter('apiVersion', 0) as string; let responseData; if (apiVersion === 'v4') { const endpoint = '/hooks'; const body = { target_url: webhookUrl, event, }; responseData = await invoiceNinjaApiRequest.call(this, 'POST', endpoint, body); webhookData.webhookId = responseData.id as string; } if (apiVersion === 'v5') { const endpoint = '/webhooks'; const body = { target_url: webhookUrl, event_id: eventID[event], }; responseData = await invoiceNinjaApiRequest.call(this, 'POST', endpoint, body); webhookData.webhookId = responseData.data.id as string; } if (webhookData.webhookId === undefined) { // Required data is missing so was not successful return false; } return true; }, async delete(this: IHookFunctions): Promise { const webhookData = this.getWorkflowStaticData('node'); const apiVersion = this.getNodeParameter('apiVersion', 0) as string; const hooksEndpoint = apiVersion === 'v4' ? '/hooks' : '/webhooks'; if (webhookData.webhookId !== undefined) { const endpoint = `${hooksEndpoint}/${webhookData.webhookId}`; try { await invoiceNinjaApiRequest.call(this, 'DELETE', endpoint); } catch (error) { return false; } // Remove from the static workflow data so that it is clear // that no webhooks are registered anymore delete webhookData.webhookId; } return true; }, }, }; async webhook(this: IWebhookFunctions): Promise { const bodyData = this.getBodyData(); return { workflowData: [this.helpers.returnJsonArray(bodyData)], }; } }