voxa/src/plugins/replace-intent.ts

A fsm (state machine) framework for Alexa, Dialogflow, Facebook Messenger and Botframework apps using Node.js

/*
 * Copyright (c) 2018 Rain Agency <contact@rain.agency>
 * Author: Rain Agency <contact@rain.agency>
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of
 * this software and associated documentation files (the "Software"), to deal in
 * the Software without restriction, including without limitation the rights to
 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
 * the Software, and to permit persons to whom the Software is furnished to do so,
 * subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

"use strict";

import * as _ from "lodash";
import { VoxaApp } from "../VoxaApp";
import { IVoxaEvent } from "../VoxaEvent";

const defaultConfig: any = {
  regex: /(.*)OnlyIntent$/,
  replace: "$1Intent",
};

export function register(app: VoxaApp, config?: any): void {
  const pluginConfig = _.merge({}, defaultConfig, config);
  app.onIntentRequest((voxaEvent: IVoxaEvent) => {
    if (voxaEvent.intent) {
      const intentName = voxaEvent.intent.name;
      voxaEvent.intent.name = intentName.replace(pluginConfig.regex, pluginConfig.replace);
    }
  });
}