n8n-nodes-bale/nodes/Bale/Bale.node.js

Custom n8n node to work with Bale messenger

const { BaleBot } = require('bale-bot-api-for-n8n');

class Bale {
	description = {
		displayName: 'Bale',
		name: 'bale',
		group: ['communication'],
		version: 1,
		description: 'Send and receive messages via Bale messenger',
		defaults: {
			name: 'Bale',
		},
		inputs: ['main'],
		outputs: ['main'],
		credentials: [
			{
				name: 'baleApi',
				required: true,
			},
		],
		properties: [
			{
				displayName: 'Action',
				name: 'action',
				type: 'options',
				options: [
					{ name: 'Send Message', value: 'sendMessage' },
					{ name: 'Get Updates', value: 'getUpdates' },
					{ name: 'Set Webhook', value: 'setWebhook' },
					{ name: 'Delete Webhook', value: 'deleteWebhook' },
				],
				default: 'sendMessage',
			},
			{
				displayName: 'Chat ID',
				name: 'chatId',
				type: 'string',
				default: '',
				displayOptions: {
					show: { action: ['sendMessage'] },
				},
			},
			{
				displayName: 'Text',
				name: 'text',
				type: 'string',
				default: '',
				displayOptions: {
					show: { action: ['sendMessage'] },
				},
			},
			{
				displayName: 'Webhook URL',
				name: 'webhookUrl',
				type: 'string',
				default: '',
				displayOptions: {
					show: { action: ['setWebhook'] },
				},
			},
		],
	};

	async execute() {
		const items = this.getInputData();
		const returnData = [];
		const credentials = await this.getCredentials('baleApi');
		const bot = new BaleBot({ token: credentials.token });

		for (let i = 0; i < items.length; i++) {
			const action = this.getNodeParameter('action', i);
			let result;

			if (action === 'sendMessage') {
				const chatId = this.getNodeParameter('chatId', i);
				const text = this.getNodeParameter('text', i);
				result = await bot.sendMessage(chatId, text);
			} else if (action === 'getUpdates') {
				result = await bot.getUpdates();
			} else if (action === 'setWebhook') {
				const webhookUrl = this.getNodeParameter('webhookUrl', i);
				result = await bot.setWebhook(webhookUrl);
			} else if (action === 'deleteWebhook') {
				result = await bot.deleteWebhook();
			}

			returnData.push({ json: result });
		}

		return [returnData];
	}
}

module.exports = { Bale };