116 lines
4.2 KiB
JavaScript
116 lines
4.2 KiB
JavaScript
// Copyright (c) Microsoft Corporation. All rights reserved.
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// Licensed under the MIT License.
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const restify = require('restify');
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const path = require('path');
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const corsMiddleware = require('restify-cors-middleware');
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const request = require('request');
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const express = require('express');
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// Import required bot services.
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// See https://aka.ms/bot-services to learn more about the different parts of a bot.
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const { BotFrameworkAdapter, ConversationState, MemoryStorage, UserState } = require('botbuilder');
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const { AuthBot } = require('./bots/authBot');
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const { MainDialog } = require('./dialogs/mainDialog');
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const { Guid } = require('./util');
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// Note: Ensure you have a .env file and include MicrosoftAppId and MicrosoftAppPassword.
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// This MicrosoftApp should have OAuth enabled.
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const ENV_FILE = path.join(__dirname, '.env');
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require('dotenv').config({ path: ENV_FILE });
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// Create the adapter. See https://aka.ms/about-bot-adapter to learn more adapters.
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const adapter = new BotFrameworkAdapter({
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appId: process.env.MicrosoftAppId,
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appPassword: process.env.MicrosoftAppPassword
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});
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// Catch-all for errors.
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adapter.onTurnError = async (context, error) => {
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// This check writes out errors to console log .vs. app insights.
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// NOTE: In production environment, you should consider logging this to Azure
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// application insights.
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console.error(`\n [onTurnError] unhandled error: ${ error }`);
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// Send a trace activity, which will be displayed in Bot Framework Emulator
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await context.sendTraceActivity(
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'OnTurnError Trace',
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`${ error }`,
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'https://www.botframework.com/schemas/error',
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'TurnError'
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);
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// Send a message to the user
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await context.sendActivity('The bot encountered an error or bug.');
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await context.sendActivity('To continue to run this bot, please fix the bot source code.');
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// Clear out state
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await conversationState.delete(context);
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};
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// Define a state store for your bot. See https://aka.ms/about-bot-state to learn more about using MemoryStorage.
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// A bot requires a state store to persist the dialog and user state between messages.
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// For local development, in-memory storage is used.
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// CAUTION: The Memory Storage used here is for local bot debugging only. When the bot
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// is restarted, anything stored in memory will be gone.
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const memoryStorage = new MemoryStorage();
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const conversationState = new ConversationState(memoryStorage);
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const userState = new UserState(memoryStorage);
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const dialog = new MainDialog();
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const bot = new AuthBot(conversationState, userState, dialog);
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// Add '*' origins for test only. You should update with your own origins in production code.
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const cors = corsMiddleware({
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origins: ['*'],
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allowHeaders: ['*'],
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exposeHeaders: ['*']
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});
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// Create HTTP server.
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const server = restify.createServer();
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server.pre(cors.preflight);
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server.use(cors.actual);
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server.use(express.json());
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server.listen(process.env.port || process.env.PORT || 3978, function() {
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console.log(`\n${ server.name } listening to ${ server.url }.`);
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console.log('\nGet Bot Framework Emulator: https://aka.ms/botframework-emulator');
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console.log('\nTo talk to your bot, open the emulator select "Open Bot"');
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});
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// Listen for incoming requests.
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server.post('/api/messages', (req, res) => {
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adapter.processActivity(req, res, async context => {
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await bot.run(context);
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});
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});
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const GetUserId = (userName) => {
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const userId = userName || Guid.newGuid();
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return userId;
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};
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server.post('/directline/token', (req, res) => {
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var secret = process.env.DirectLineSecret;
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const authorization = `Bearer ${ secret }`;
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const userId = 'dl_' + GetUserId((req.body || {}).user);
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const options = {
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method: 'POST',
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uri: 'https://directline.botframework.com/v3/directline/tokens/generate',
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body: JSON.stringify({ user: { id: userId } }),
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headers: { Authorization: authorization, 'Content-Type': 'application/json' }
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};
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request.post(options, (error, response, body) => {
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if (!error && response.statusCode < 300) {
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if (body) { res.send(JSON.parse(body)); }
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} else {
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res.status(500).send('Call to retrieve token from DirectLine failed');
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}
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});
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});
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