Adds sleep.

enricher/enricher.js

@@ -8,6 +8,14 @@ const REDIS_URL = process.env.REDIS_URL || 'redis:https://127.0.0.1:6379';
 const FLIGHTAWARE_API_KEY = process.env.FLIGHTAWARE_API_KEY;
 const FLIGHTAWARE_QUEUE = 'flightawarequeue';
 
+// Sleep for 5 seconds... used as a lazy way to avoid
+// rate limiting on the FlightAware API...
+async function sleep() {
+ return new Promise((resolve) => {
+ setTimeout(resolve, 5000);
+ });
+};
+
 const redisClient = createClient({
  url: REDIS_URL
 });
@@ -60,14 +68,17 @@ while (true) {
  }
  }
 
- // TODO sleep for a couple of seconds...
  } else {
  console.log(`Error talking to FlightAware API returned ${flightAwareResponse.status} code.`);
  }
  } catch (e) {
  console.log('Error talking to FlightAware API:');
  console.log(e);
  }
+
+ // Sleep to prevent FlightAware rate limiter kicking in (this is a very 
+ // lazy way of dealing with this!).
+ await sleep();
  } else {
  console.log('No new work to do.');
  }