import { IHookFunctions, IWebhookFunctions, } from 'n8n-core'; import { IDataObject, ILoadOptionsFunctions, INodePropertyOptions, INodeType, INodeTypeDescription, IWebhookResponseData, } from 'n8n-workflow'; import { clickupApiRequest, } from './GenericFunctions'; import { createHmac, } from 'crypto'; export class ClickUpTrigger implements INodeType { description: INodeTypeDescription = { displayName: 'ClickUp Trigger', name: 'clickUpTrigger', icon: 'file:clickup.svg', group: ['trigger'], version: 1, description: 'Handle ClickUp events via webhooks (Beta)', defaults: { name: 'ClickUp Trigger', }, inputs: [], outputs: ['main'], credentials: [ { name: 'clickUpApi', required: true, displayOptions: { show: { authentication: [ 'accessToken', ], }, }, }, { name: 'clickUpOAuth2Api', required: true, displayOptions: { show: { authentication: [ 'oAuth2', ], }, }, }, ], 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', }, { displayName: 'Team', name: 'team', type: 'options', typeOptions: { loadOptionsMethod: 'getTeams', }, required: true, default: '', }, { displayName: 'Events', name: 'events', type: 'multiOptions', required: true, default: [], options: [ { name: '*', value: '*', }, { name: 'folder.created', value: 'folderCreated', }, { name: 'folder.deleted', value: 'folderDeleted', }, { name: 'folder.updated', value: 'folderUpdated', }, { name: 'goal.created', value: 'goalCreated', }, { name: 'goal.updated', value: 'goalUpdated', }, { name: 'goal.deleted', value: 'goalDeleted', }, { name: 'keyResult.created', value: 'keyResultCreated', }, { name: 'keyResult.deleted', value: 'keyResultDelete', }, { name: 'keyResult.updated', value: 'keyResultUpdated', }, { name: 'list.created', value: 'listCreated', }, { name: 'list.deleted', value: 'listDeleted', }, { name: 'list.updated', value: 'listUpdated', }, { name: 'space.created', value: 'spaceCreated', }, { name: 'space.deleted', value: 'spaceDeleted', }, { name: 'space.updated', value: 'spaceUpdated', }, { name: 'task.assignee.updated', value: 'taskAssigneeUpdated', }, { name: 'task.comment.posted', value: 'taskCommentPosted', }, { name: 'task.comment.updated', value: 'taskCommentUpdated', }, { name: 'task.created', value: 'taskCreated', }, { name: 'task.deleted', value: 'taskDeleted', }, { name: 'task.dueDate.updated', value: 'taskDueDateUpdated', }, { name: 'task.moved', value: 'taskMoved', }, { name: 'task.status.updated', value: 'taskStatusUpdated', }, { name: 'task.tag.updated', value: 'taskTagUpdated', }, { name: 'task.timeEstimate.updated', value: 'taskTimeEstimateUpdated', }, { name: 'task.timeTracked.updated', value: 'taskTimeTrackedUpdated', }, { name: 'task.updated', value: 'taskUpdated', }, ], }, { displayName: 'Filters', name: 'filters', type: 'collection', placeholder: 'Add Field', default: {}, options: [ { displayName: 'Folder ID', name: 'folderId', type: 'string', default: '', }, { displayName: 'List ID', name: 'listId', type: 'string', default: '', }, { displayName: 'Space ID', name: 'spaceId', type: 'string', default: '', }, { displayName: 'Task ID', name: 'taskId', type: 'string', default: '', }, ], }, ], }; methods = { loadOptions: { // Get all the available teams to display them to user so that he can // select them easily async getTeams(this: ILoadOptionsFunctions): Promise { const returnData: INodePropertyOptions[] = []; const { teams } = await clickupApiRequest.call(this, 'GET', '/team'); for (const team of teams) { const teamName = team.name; const teamId = team.id; returnData.push({ name: teamName, value: teamId, }); } return returnData; }, }, }; // @ts-ignore webhookMethods = { default: { async checkExists(this: IHookFunctions): Promise { const teamId = this.getNodeParameter('team') as string; const webhookData = this.getWorkflowStaticData('node'); if (webhookData.webhookId === undefined) { return false; } const endpoint = `/team/${teamId}/webhook`; const { webhooks } = await clickupApiRequest.call(this, 'GET', endpoint); if (Array.isArray(webhooks)) { for (const webhook of webhooks) { if (webhook.id === webhookData.webhookId) { return true; } } } return false; }, async create(this: IHookFunctions): Promise { const webhookUrl = this.getNodeWebhookUrl('default'); const webhookData = this.getWorkflowStaticData('node'); const filters = this.getNodeParameter('filters') as IDataObject; const teamId = this.getNodeParameter('team') as string; const events = this.getNodeParameter('events') as string[]; const endpoint = `/team/${teamId}/webhook`; const body: IDataObject = { endpoint: webhookUrl, events, }; if (events.includes('*')) { body.events = '*'; } if (filters.listId) { body.list_id = (filters.listId as string).replace('#', ''); } if (filters.taskId) { body.task_id = (filters.taskId as string).replace('#', ''); } if (filters.spaceId) { body.space_id = (filters.spaceId as string).replace('#', ''); } if (filters.folderId) { body.folder_id = (filters.folderId as string).replace('#', ''); } const { webhook } = await clickupApiRequest.call(this, 'POST', endpoint, body); webhookData.webhookId = webhook.id; webhookData.secret = webhook.secret; return true; }, async delete(this: IHookFunctions): Promise { const webhookData = this.getWorkflowStaticData('node'); const endpoint = `/webhook/${webhookData.webhookId}`; try { await clickupApiRequest.call(this, 'DELETE', endpoint); } catch (error) { return false; } delete webhookData.webhookId; delete webhookData.secret; return true; }, }, }; async webhook(this: IWebhookFunctions): Promise { const webhookData = this.getWorkflowStaticData('node'); const headerData = this.getHeaderData() as IDataObject; const req = this.getRequestObject(); const computedSignature = createHmac('sha256', webhookData.secret as string).update(JSON.stringify(req.body)).digest('hex'); if (headerData['x-signature'] !== computedSignature) { // Signature is not valid so ignore call return {}; } return { workflowData: [ this.helpers.returnJsonArray(req.body), ], }; } }