node-red-contrib-chatbot
Version:
REDBot a Chat bot for a full featured chat bot for Telegram, Facebook Messenger and Slack. Almost no coding skills required
83 lines (71 loc) • 2.65 kB
JavaScript
const MessageTemplate = require('../lib/message-template-async');
const emoji = require('node-emoji');
const { ChatExpress } = require('chat-platform');
const RegisterType = require('../lib/node-installer');
const {
isValidMessage,
getChatId,
getMessageId,
extractValue,
appendPayload,
getTransport
} = require('../lib/helpers/utils');
const GlobalContextHelper = require('../lib/helpers/global-context-helper');
require('../lib/platforms/telegram');
require('../lib/platforms/facebook/facebook');
module.exports = function(RED) {
const registerType = RegisterType(RED);
const globalContextHelper = GlobalContextHelper(RED);
function ChatBotInlineButtons(config) {
RED.nodes.createNode(this, config);
const node = this;
globalContextHelper.init(this.context().global);
this.name = config.name;
this.buttons = config.buttons;
this.message = config.message;
this.trackMessage = config.trackMessage;
this.relay = function(msg) {
// copy msg in the right position
const toSend = node.buttons.map(({ value }) => msg.payload?.content === value ? msg : null);
// first pin is alway to sender
toSend.unshift(null);
node.send(toSend);
}
this.on('input', function(msg, send, done) {
// send/done compatibility for node-red < 1.0
send = send || function() { node.send.apply(node, arguments) };
done = done || function(error) { node.error.call(node, error, msg) };
const sendPayload = appendPayload(send, msg);
const transport = getTransport(msg);
// check if valid message
if (!isValidMessage(msg, node)) {
return;
}
// check transport compatibility
if (!ChatExpress.isSupported(transport, 'inline-buttons')) {
return;
}
const chatId = getChatId(msg);
const messageId = getMessageId(msg);
const template = MessageTemplate(msg, node);
// prepare buttons, first the config, then payload
const buttons = extractValue('buttons', 'buttons', node, msg);
const message = extractValue('string', 'message', node, msg);
const name = extractValue('string', 'name', node, msg);
template(message, buttons)
.then(([message, buttons]) => {
sendPayload({
type: 'inline-buttons',
name,
content: message != null ? emoji.emojify(message) : null,
chatId,
messageId,
buttons,
trackNodeId: node.trackMessage ? node._path : undefined
});
done();
});
});
}
registerType('chatbot-inline-buttons', ChatBotInlineButtons);
};