breaking: switching to bolt express server instead of socketmode

Dockerfile

@@ -13,15 +13,14 @@ WORKDIR /app/command-handler
 RUN npm ci
 RUN npm link
 
-# Install dependencies and link server globally
+# Install dependencies for express server
 WORKDIR /app/server
 RUN npm ci
-RUN npm link
 
 # Go to bot directory, install dependencies, and link both command-handler and server
 WORKDIR /app/bot
 RUN npm ci
-RUN npm link command-handler server
+RUN npm link command-handler
 
 # Expose port 5000
 EXPOSE 5000

README.md

@@ -66,6 +66,7 @@ If you would like to change the source code, or compile the slack Bot yourself:
     },
     "settings": {
         "event_subscriptions": {
+            "request_url": "<your server's url>",
             "bot_events": [
                 "message.channels",
                 "message.groups",
@@ -74,10 +75,11 @@ If you would like to change the source code, or compile the slack Bot yourself:
             ]
         },
         "interactivity": {
-            "is_enabled": true
+            "is_enabled": true,
+            "request_url": "<your server's url>"
         },
         "org_deploy_enabled": false,
-        "socket_mode_enabled": true,
+        "socket_mode_enabled": false,
         "token_rotation_enabled": false
     }
 }

bot/src/commands/button.js

@@ -12,15 +12,15 @@ export default {
         })
     },
 
-    run: ({ response, message }) => {
+    run: ({ response, event }) => {
 
         response({
             blocks: [
                 {
                   "type": "section",
                   "text": {
                     "type": "mrkdwn",
-                    "text": `Hey there <@${message.user}>!`
+                    "text": `Hey there <@${event.user}>!`
                   },
                   "accessory": {
                     "type": "button",
@@ -32,7 +32,7 @@ export default {
                   }
                 }
               ],
-              text: `Hey there <@${message.user}>!`
+              text: `Hey there <@${event.user}>!`
         })
     }
 }

bot/src/commands/hello.js

@@ -5,11 +5,11 @@ const delay = (ms) => {
 export default {
     description: 'Replies with Hello',
 
-    run: async ({ response, message }) => {
+    run: async ({ response, event }) => {
         await delay(5000);
 
         response({
-            text: `Hey there <@${message.user}>!`
+            text: `Hey there <@${event.user}>!`
         })
     }
 }

bot/src/index.js

@@ -1,9 +1,9 @@
 import pkg from '@slack/bolt'
-const { App, LogLevel } = pkg;
+const { App, ExpressReceiver, LogLevel } = pkg;
 import CH from 'command-handler';
 import path from 'path';
 import 'dotenv/config';
-import 'server';
+import server from '../../server/server.js';
 import logger from 'command-handler/src/util/logger.js';
 
 const log = logger();
@@ -17,19 +17,21 @@ const customLogger = {
     error: (message) => log.error(message),
 };
 
+//receiver to integrate express with bolt
+const receiver = new ExpressReceiver({
+    signingSecret: process.env.SIGNING_SECRET,
+});
+
 const app = new App({
     token: process.env.BOT_TOKEN,
-    signingSecret: process.env.SIGNING_SECRET,
-    socketMode: true,
+    receiver,
     appToken: process.env.APP_TOKEN,
     LogLevel: LogLevel.DEBUG,
     logger: customLogger,
 });
 
 (async () => {
-    await app.start(process.env.BOLT_PORT || 3000);
-    log.info('Bot is ready');
-
+    server(receiver);
     new CH({
         app,
         featuresDir: path.join(process.cwd(), 'src', 'features'),

command-handler/src/cmd-handler/run-command.js

@@ -2,7 +2,7 @@ export default async ({
     commandName,
     handler,
     app,
-    message,
+    event,
     args,
     say
 }) => {
@@ -21,5 +21,5 @@ export default async ({
         say(obj)
     };
 
-    command.run({ handler, app, message, response, text, args });
+    command.run({ handler, app, event, response, text, args });
 };

command-handler/src/commands/vm.js

@@ -36,10 +36,10 @@ export default {
         }
     },
 
-    run: async ({ message, app }) => {
+    run: async ({ event, app }) => {
       app.client.chat.postEphemeral({
-        channel: `${message.channel}`,
-        user: `${message.user}`,
+        channel: `${event.channel}`,
+        user: `${event.user}`,
         blocks: [
           {
             "type": "section",

command-handler/src/events/legacy-command.js

@@ -2,8 +2,9 @@ import runCommand from '../cmd-handler/run-command.js';
 
 export default function command(app, handler) {
     const prefix = '!'
-    app.message(async ({ message, say }) => {
-        const content = message.text;
+    app.event('message', async ({ event, say }) => {
+
+        const content = event.text;
         if (!content.startsWith(prefix)) return;
 
         const args = content.slice(prefix.length).trim().split(/ +/g);
@@ -15,9 +16,9 @@ export default function command(app, handler) {
             commandName,
             handler,
             app,
-            message,
+            event,
             say,
             args
         })
-    })
+    });
 }