server.js

/**
 * Copyright 2018 Artificial Solutions. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *    http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */ 

const restify = require('restify');
const dotenv = require('dotenv');
dotenv.config();

// Import required bot services.
// See https://aka.ms/bot-services to learn more about the different parts of a bot.
const { BotFrameworkAdapter, MemoryStorage, ConversationState } = require('botbuilder');

// prevent ReferenceError: Headers is not defined
const fetch = require('node-fetch');
global.Headers = fetch.Headers;

// This bot's main dialog.
const { MyBot } = require('./bot');

// Define state store for your bot.
// See https://aka.ms/about-bot-state to learn more about bot state.
const memoryStorage = new MemoryStorage();

// Create conversation state with in-memory storage provider.
const conversationState = new ConversationState(memoryStorage);

// Create HTTP server
let server = restify.createServer();
server.listen(process.env.port || process.env.PORT || 3978, function () {
    console.log(`${server.name} listening to ${server.url}`);
});

// Create adapter.
// See https://aka.ms/about-bot-adapter to learn more about .bot file its use and bot configuration .
const adapter = new BotFrameworkAdapter({
    appId: process.env.MICROSOFT_APP_ID,
    appPassword: process.env.MICROSOFT_APP_PASSWORD
});

// Create the main dialog.
const myBot = new MyBot(conversationState);

// Catch-all for errors.
adapter.onTurnError = async (context, error) => {
    // This check writes out errors to console log .vs. app insights.
    console.error(`\n [onTurnError]: ${error}`);
    // Send a message to the user
    context.sendActivity(`Oops. Something went wrong!`);
};

// Listen for incoming requests.
server.post('/api/messages', (req, res) => {
    adapter.processActivity(req, res, async (context) => {
        // Route to main dialog.
        await myBot.onTurn(context);
    });
});