Slack
Learn to set up a Slack communication channel for your application in your NLX workspace
Step 1: Create a Slack app
In order to get your application up and running with Slack, you'll first start by creating a Slack app:
Go to https://api.slack.com.
Under Customize your workspace, click the Create an app button
Select create From scratch
Enter a name under App Name
Select a workspace for developing your app
Click Create App > This brings up the Slack api page for Your Apps with your newly-created app selected in the dropdown of the upper left:
Next, define what your bot can access by Click OAuth & Permissions under the Features in the menu bar
Scroll to the Scopes section and under Bot Token Scopes > Click Add an OAuth Scope button
Select the Chat:write permissions scope
Step 2: Generate Bot user access token
Under Features in the Slack account menu, select OAuth & Permissions.
Under OAuth Tokens for Your Workspace, click the Install to Workspace button
Click Allow
Step 3: Access Signing secret
Under Settings in the menu, select Basic Information and look under App Credentials
The Signing Secret value is hidden by default. Click Show to reveal the value.
Step 4: Create Slack channel in NLX
Navigate to Channels tab of your application
Expand Slack option
Select + Create channel
Enter Bot user access token found under the OAuth & Permissions page of your Slack app
Enter Signing Secret found on the Basic Information page of your Slack app
Optional:
Language: Allows you to select the language used for this channel
Token endpoint: For retrieving a Slack access token for a given Slack conversation
Token endpoint API key: The API key that protects the Token endpoint
Click Create channel
Before proceeding to Step 5, create a build and deploy your application.
Step 5: Post deployment
Once you've set up the Slack channel and deployed your application in NLX, you'll need to provide the URL to your Slack api.
From the Deployments tab of your application, click the Details link for the deployment:
Under Setup instructions, expand the Slack channel > Click the copy icon to copy the Application URL
Go to the Slack api page (if you have more than one app in Slack, make sure the correct app is selected in the dropdown on the upper-left of the page)
Under Features, select Interactivity & Shortcuts from the menu
Set the toggle to enable interactivity
Paste the Application URL into the Request URL field
Under Features, click Event Subscriptions from the menu
Set the toggle to enable events
Paste the Application URL into the Request URL field
Click the down caret to the right of the Subscribe to bot events section
Click the Add Bot User Event button, then select from the list to add the appropriate events
When finished, click Save Changes
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