n8n-nodes-custom-triggers/src/OrdersTrigger.ts

Custom trigger nodes for n8n

import { INodeType, INodeTypeDescription, ITriggerFunctions, ITriggerResponse, NodeConnectionType } from 'n8n-workflow';

export class OrdersTrigger implements INodeType {
  description: INodeTypeDescription = {
    displayName: 'Đơn hàng Trigger',
    name: 'ordersTrigger',
    group: ['trigger'],
    version: 1,
    description: 'Trigger node for đơn hàng events',
    defaults: {
      name: 'Đơn hàng Trigger',
    },
    inputs: [],
    outputs: [NodeConnectionType.Main],
    properties: [
      {
        displayName: 'Event Type',
        name: 'eventType',
        type: 'options',
        options: [
          { name: 'Tạo mới', value: 'create' },
          { name: 'Cập nhật', value: 'update' },
          { name: 'Hủy đơn', value: 'cancel' },
          { name: 'Hoàn thành', value: 'complete' },
          { name: 'Thanh toán', value: 'payment' }
        ],
        default: 'create',
        description: 'Select the event to trigger workflow.',
      },
    ],
  };

  async trigger(this: ITriggerFunctions): Promise<ITriggerResponse> {
    return {
      closeFunction: async () => {},
      manualTriggerFunction: async () => {
        const eventType = this.getNodeParameter('eventType', 'create') as string;
        this.emit([
          [
            {
              json: {
                eventType,
                message: 'Đơn hàng trigger activated',
                timestamp: new Date().toISOString(),
              },
            },
          ],
        ]);
      },
    };
  }
}