Reacjilator for Slack

Reacjilator translates a message when a user reacts with an emoji ("reacji"). For example, when a message gets a :flag-de: reacji, this bot translates the original message to German and posts it in the message thread.

Set Up Your Slack App

1. Create an app at your Slack App Settings page at api.slack.com/apps
2. Choose "From an app manifest", select the workspace you want to use, then paste the contents of manifest.yml into the dialog marked "Enter app manifest below".
3. On the OAuth & Permissions page, install the app and get a Bot User OAuth Token - it begins with xoxb-.
4. On the Basic Information page, scroll down to App-Level Tokens and click Generate Token and Scopes.
5. Add the connections:write scope, give your token a name, and click Generate. Copy this new token to your .env file as SLACK_APP_TOKEN

Credentials

Rename the .env.sample to .env and fill the env vars with your credentials. You also need Google credentials to use the Google translation API:

SLACK_SIGNING_SECRET=
SLACK_AUTH_TOKEN=
GOOGLE_PROJECT_ID=
GOOGLE_APPLICATION_CREDENTIALS=

Get Your Slack App-Level Token at Basic Information, And your bot token at OAuth & Permissions.

Get your Google Cloud project ID and application credentials at cloud.google.com