n8n-nodes-smartbrsimpleaiagent/nodes/SimpleAiAgent.node.ts

Smart BR Simple AI Agent custom node for n8n testing

import { INode, INodeParameters, INodeTypeDescription } from 'n8n-workflow';

export interface INodeType {
	description: INodeTypeDescription;
	execute(this: INode): Promise<INodeParameters>;
}

export class SimpleAiAgent implements INodeType {
	public description: INodeTypeDescription = {
		displayName: 'SmartBrSimpleAiAgent',
		name: 'smartBrSimpleAiAgent',
		icon: 'file:icon.svg',
		group: ['transform'],
		version: 1,
		description: 'Smart BR Simple AI Agent custom node for n8n testing',
		defaults: {
			name: 'SmartBrSimpleAiAgent',
		},
		inputs: ['main'] as any,
		outputs: ['main'] as any,
		credentials: [],
		properties: [
			{
				displayName: 'Prompt',
				name: 'prompt',
				type: 'string',
				required: true,
				default: '',
				description: 'The prompt to send to the AI agent',
				placeholder: 'Enter your prompt here...',
			},
		],
	};

	constructor() {
		// Construtor vazio - a descrição já está inicializada
	}

	async execute(this: INode): Promise<INodeParameters> {
		const prompt = this.parameters?.prompt as string;

		if (!prompt || prompt.trim() === '') {
			throw new Error('Prompt is required and cannot be empty');
		}

		// Simulate AI response with better formatting
		const response = {
			result: `Resposta da IA simulada para o prompt: ${prompt}`,
			timestamp: new Date().toISOString(),
			prompt: prompt,
		};

		return {
			json: response,
		};
	}
}