Slack Random Fact Generator Function

app.js

import bolt from "@slack/bolt";
import axios from "axios";
const { App } = bolt;

// Initialize the Bolt app
const app = new App( {
  token: process.env.SLACK_BOT_TOKEN,
  signingSecret: process.env.SLACK_SIGNING_SECRET,
  appToken: process.env.SLACK_APP_TOKEN,
  socketMode: true
} );

// Make an API call to retrieve a random fact
async function getUselessFact() {
  const res = await axios.get( "https://uselessfacts.jsph.pl/api/v2/facts/random" );
  return ( res.status === 200 ) ? res.data : null;
}

// Define the function for Workflow Builder
app.function( "useless_fact_step", async ( { complete, fail, logger } ) => {
  try {
    app.logger.info( "Running useless fact step..." );
    // Get the fact using the API
    const fact = await getUselessFact();
    if ( fact && fact.text ) {
      // Use complete() to send results to Slack
      await complete( {
        outputs: {
          message: fact.text
        }
      } );
    } else {
      // Use fail() to send an error to Slack
      await fail( { error: "There was an error retrieving a random useless fact :cry:" } );
    }
  } catch ( error ) {
    // Log the error and send an error message back to Slack
    logger.error( error );
    await fail( { error: `There was an error :cry: : ${ error }` } );
  }
} );

// Start the Bolt App!
async function main() {
  await app.start( process.env.PORT || 3000 );
  app.logger.info( "⚡️ Bolt app is running!" );
}

main();