prisme-flow/nodes/bridge/bot/bot-inline-buttons.js

prisme platform flow engine

/**
 * Created by prisme.io on 09/06/2017.
 */

var _ = require('underscore')
var MessageTemplate = require('./lib/message-template.js')
var emoji = require('node-emoji')
var utils = require('./lib/helpers/utils')

module.exports = function (RED) {
  function BotInlineButtons (config) {
    RED.nodes.createNode(this, config)
    var node = this
    this.answers = config.answers
    this.message = config.message
    this.transports = ['telegram', 'facebook', 'smooch']

    this.on('input', function (msg) {
      // check transport compatibility
      if (!utils.matchTransport(node, msg)) {
        return
      }

      var chatId = utils.getChatId(msg)
      var messageId = utils.getMessageId(msg)
      var template = MessageTemplate(msg, node)

      // check transport compatibility
      if (!utils.matchTransport(node, msg)) {
        return
      }

      // prepare answers, first the config, then payload
      var answers = null
      if (_.isArray(node.answers) && !_.isEmpty(node.answers)) {
        answers = node.answers
      } else if (_.isObject(msg.payload) && _.isArray(msg.payload.buttons) && !_.isEmpty(msg.payload.buttons)) {
        answers = msg.payload.buttons
      }
      // prepare the message, first the config, then payload
      var message = null
      if (_.isString(node.message) && !_.isEmpty(node.message)) {
        message = node.message
      } else if (_.isObject(msg.payload) && _.isString(msg.payload.message) && !_.isEmpty(msg.payload.message)) {
        message = msg.payload.message
      }

      msg.payload = {
        type: 'inline-buttons',
        content: message != null ? emoji.emojify(template(message)) : null,
        chatId: chatId,
        messageId: messageId,
        buttons: answers
      }

      node.send(msg)
    })
  }

  RED.nodes.registerType('bot-inline-buttons', BotInlineButtons)
}