Mentions scenario

libraries/botbuilder/tests/teams/mentionsBot/.env

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+MicrosoftAppId=
+MicrosoftAppPassword=

libraries/botbuilder/tests/teams/mentionsBot/package.json

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+{
+  "name": "mentions-bot",
+  "version": "1.0.0",
+  "description": "",
+  "main": "./lib/index.js",
+  "scripts": {
+    "start": "tsc --build && node ./lib/index.js",
+    "build": "tsc --build",
+    "watch": "nodemon --watch ./src -e ts --exec \"npm run start\""
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "botbuilder": "file:../../../",
+    "dotenv": "^8.1.0",
+    "node-fetch": "^2.6.0",
+    "restify": "^8.4.0",
+    "uuid": "^3.3.3"
+  },
+  "devDependencies": {
+    "@types/node": "^12.7.1",
+    "@types/node-fetch": "^2.5.0",
+    "@types/request": "^2.48.1",
+    "@types/restify": "^7.2.7",
+    "nodemon": "^1.19.1",
+    "ts-node": "^7.0.1",
+    "typescript": "^3.2.4"
+  }
+}

libraries/botbuilder/tests/teams/mentionsBot/src/index.ts

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+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License.
+
+import { config } from 'dotenv';
+import * as path from 'path';
+import * as restify from 'restify';
+
+// Import required bot services.
+// See https://aka.ms/bot-services to learn more about the different parts of a bot.
+import { BotFrameworkAdapter } from 'botbuilder';
+
+// This bot's main dialog.
+import { MentionsBot  } from './mentionsBot';
+
+const ENV_FILE = path.join(__dirname, '..', '.env');
+config({ path: ENV_FILE });
+
+// Create HTTP server.
+const server = restify.createServer();
+server.listen(process.env.port || process.env.PORT || 3978, () => {
+    console.log(`\n${server.name} listening to ${server.url}`);
+    console.log(`\nGet Bot Framework Emulator: https://aka.ms/botframework-emulator`);
+    console.log(`\nTo test your bot, see: https://aka.ms/debug-with-emulator`);
+});
+
+// Create adapter.
+// See https://aka.ms/about-bot-adapter to learn more about adapters.
+const adapter = new BotFrameworkAdapter({
+    appId: process.env.MicrosoftAppId,
+    appPassword: process.env.MicrosoftAppPassword
+});
+
+// adapter.use(new TranscriptLoggerMiddleware(new FileTranscriptStore('./transcripts')));
+
+// Catch-all for errors.
+adapter.onTurnError = async (context, error) => {
+    // This check writes out errors to console log .vs. app insights.
+    console.error('[onTurnError]:');
+    console.error(error);
+    // Send a message to the user
+    await context.sendActivity(`Oops. Something went wrong in the bot!\n  ${error.message}`);
+};
+
+// Create the main dialog.
+const myBot = new MentionsBot();
+
+// Listen for incoming requests.
+server.post('/api/messages', (req, res) => {
+    adapter.processActivity(req, res, async (context) => {
+        // Route to main dialog.
+        await myBot.run(context);
+    });
+});

libraries/botbuilder/tests/teams/mentionsBot/src/mentionsBot.ts

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+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License.
+
+import {
+    Mention,
+    MessageFactory,
+    TeamsActivityHandler,
+} from 'botbuilder';
+
+export class MentionsBot  extends TeamsActivityHandler {
+    /*
+     * You can @mention the bot from any scope and it will reply with the mention.
+     */    
+    constructor() {
+        super();
+
+        // See https://aka.ms/about-bot-activity-message to learn more about the message and other activity types.
+        this.onMessage(async (context, next) => {
+            var mention = { mentioned: context.activity.from, text:`<at>${context.activity.from.name}</at>` };
+
+            // Against Teams having a Mention in the Entities but not including that
+            // mention Text in the Activity Text will result in a BadRequest.
+            var replyActivity = MessageFactory.text(`Hello ${mention.text}.`);
+            replyActivity.entities = [ <Mention> mention ];
+
+            await context.sendActivity(replyActivity);
+
+            // By calling next() you ensure that the next BotHandler is run.
+            await next();
+        });
+    }
+}

libraries/botbuilder/tests/teams/mentionsBot/teams-app-manifest/manifest.json

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+{
+  "$schema": "https://developer.microsoft.com/en-us/json-schemas/teams/v1.3/MicrosoftTeams.schema.json",
+  "manifestVersion": "1.3",
+  "version": "1.0.0",
+  "id": "<<YOUR_GENERATED_APP_GUID>>",
+  "packageName": "com.teams.sample.mentionsbot",
+  "developer": {
+    "name": "MentionsBot",
+    "websiteUrl": "https://www.microsoft.com",
+    "privacyUrl": "https://www.teams.com/privacy",
+    "termsOfUseUrl": "https://www.teams.com/termsofuser"
+  },
+  "icons": {
+    "color": "icon-color.png",
+    "outline": "icon-outline.png"
+  },
+  "name": {
+    "short": "MentionsBot",
+    "full": "MentionsBot"
+  },
+  "description": {
+    "short": "MentionsBot",
+    "full": "MentionsBot"
+  },
+  "accentColor": "#FFFFFF",
+  "bots": [
+    {
+      "botId": "<<YOUR_BOTS_MSA_APP_ID>>",
+      "scopes": [
+        "groupchat",
+        "team",
+        "personal"
+      ],
+      "supportsFiles": false,
+      "isNotificationOnly": false
+    }
+  ],
+  "permissions": [
+    "identity",
+    "messageTeamMembers"
+  ],
+  "validDomains": []
+}

libraries/botbuilder/tests/teams/mentionsBot/tsconfig.json

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+{
+  "compilerOptions": {
+    "target": "es2016",
+    "module": "commonjs",
+    "composite": true,
+    "declaration": true,
+    "sourceMap": true,
+    "outDir": "./lib",
+    "rootDir": "./src",
+  }
+}