🤖 Slack Reaction Bot

It is a serverless BOT that responds to Slack's specific Reaction and responds with lot of Reactions.

DEMO:

Description

Using Slack's BOT and Subscribe to receive all the reactions toward Lambda via API-Gateway. If there includes a specific reaction, call the Slack API and react back to the same message. Slack BOT needs to be create manually, but AWS side automates environment construction by using Serverless Framework.

Requirement

• AWS Account
• Serverless Framework
• serverless-plugin-aws-alerts (optional)
• Slack Account

Installation

1. Create Slack BOT from Here

   • Bot User
     • Display Name
     • Default Username
   • Permissions
     • OAuth & Permissions
       • Scopes
         • channels:history
         • channels:write

2. Get two tokens

   • Permissions
     • OAuth & Permissions
       • OAuth Access Token
       • Bot User OAuth Access Token

3. Clone this repo.

$ git clone https://github.com/saitota/SlackReactionBot.git

4. Modify environment_dev.yml 's two TOKEN to your token.

OAUTH_TOKEN: 'xoxp-000000000000-000000000000-000000000000-0x0x0x0x0x0x0x0x0x0x0x0x0x0x0x0x'
BOT_TOKEN: 'xoxb-000000000000-0x0x0x0x0x0x0x'

5. Deploy with Serverless Framework (you must aws-cli initialize before)

$ sls deploy ./SlackReactionBot
...
api keys:
  None
endpoints:
  POST - https://0x0x0x0x0x.execute-api.ap-northeast-1.amazonaws.com/dev/
functions:
  fnc: SlackReactionBot-dev-fnc

6. Set Slack BOT endpoint and event subscribe settings

   • Event Subscriptions
     • Request URL: set your endopint url(you can see in your deploy log)
   • Subscribe to Workspace Events
     • reaction_added
     • reaction_removed

7. Done! let's add Reaction at 1st of the HOOK_REACTIONS ( 1️⃣ is the default)

🤔 Anything Else

I wrote article about this BOT.

ポするとプテピピックするサーバレスBOTを作りました - Qiita

🐑 Author

saitotak

✍ License

MIT