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
58 lines (49 loc) • 2.08 kB
JavaScript
const _ = require('underscore');
const RegisterType = require('../lib/node-installer');
const GlobalContextHelper = require('../lib/helpers/global-context-helper');
const parseButtons = require('../lib/platforms/facebook/parse-buttons');
module.exports = function(RED) {
const registerType = RegisterType(RED);
const globalContextHelper = GlobalContextHelper(RED);
function ChatBotMessengerMenu(config) {
RED.nodes.createNode(this, config);
const node = this;
globalContextHelper.init(this.context().global);
this.items = config.items;
this.command = config.command;
this.composerInputDisabled = config.composerInputDisabled;
this.bot = config.bot;
this.on('input', async function(msg, send, done) {
// send/done compatibility for node-red < 1.0
done = done || function(error) { node.error.call(node, error, msg) };
let botNode = node.bot;
if (msg != null && _.isString(msg.botNode) && !_.isEmpty(msg.botNode)) {
botNode = msg.botNode;
} else if (msg != null && msg.payload != null && _.isString(msg.payload.botNode) && !_.isEmpty(msg.payload.botNode)) {
botNode = msg.payload.botNode;
}
// check bot node
if (_.isEmpty(botNode)) {
done('Missing Facebook Bot configuration');
return;
}
const currentBot = RED.nodes.getNode(botNode);
if (currentBot == null || currentBot.chat == null) {
done('Invalid Facebook Bot configuration');
return;
}
if (node.command === 'set') {
const items = parseButtons(node.items);
// for some reason the called the same button as web_url and not url
items.forEach(function (item) {
item.type = item.type === 'url' ? 'web_url' : item.type;
});
await currentBot.chat.setPersistentMenu(items, node.composerInputDisabled);
} else if (node.command === 'delete') {
await currentBot.chat.removePersistentMenu();
}
node.send(msg);
});
}
registerType('chatbot-messenger-menu', ChatBotMessengerMenu);
};