Bolt app running on Cloud Functions for Firebase

This is a simple Bolt app which runs on Cloud Functions for Firebase.

• https://slack.dev/bolt-js/
• https://firebase.google.com/docs/functions

Setup

Use node 12.x and its corresponding npm.

cp _firebaserc .firebaserc
vi .firebaserc # set your own project

npm install -g firebase-tools
firebase login
firebase functions:config:set slack.signing_secret=xxx
firebase functions:config:set slack.bot_token=xoxb-111-111-xxx

How to run the app on your laptop

cd functions
npm i
cd -
firebase functions:config:get > .runtimeconfig.json
firebase serve

How to deploy

firebase deploy

How to configure Slack apps/Firebase

Slack App

https://api.slack.com/apps

• Set https://{your domain}.cloudfunctions.net/slack/events as the Request URL for /echo-from-firebase slash command.
• Add commands, chat:write scopes
• Install the app to your development workspace

Cloud Functions for Firebase

You have nothing to configure. Don't forget enabling the billing info if it's your first time to use it.

How to make sure if it works

• Go the development Slack workspace
• Invite the bot user to a channel
• Run /echo-from-firebase in the channel
• Verify the bot replies to you - You said "xxx"

LICENSE

The MIT License