chore: replace node-cron with interval-promise

bin/index.js

@@ -1,7 +1,7 @@
 /* eslint no-global-assign: 0 no-console: 0 */
 require = require('esm')(module);
 const getopts = require('getopts');
-const cron = require('node-cron');
+const runInterval = require('interval-promise');
 const mod = require('../src/index.mjs').default;
 const logger = require('../src/lib/logger.mjs').default;
 
@@ -31,6 +31,7 @@ function handleError(err) {
 }
 
 async function fetchAndIndex() {
+  logger.debug('Fetching and indexing data...');
   return mod(index, { elasticsearch, filter: { lat, lon, radius } });
 }
 
@@ -38,14 +39,10 @@ async function run() {
   // initial kickoff
   await fetchAndIndex().catch(handleError);
 
-  if (interval === 0) return;
-
   // scheduled running
-  logger.debug(`Starting cron (${interval}s)...`);
-  cron.schedule(`${interval} * * * * *`, () => {
-    logger.debug('Running cron...');
-    fetchAndIndex();
-  });
+  if (interval === 0) return;
+  logger.debug(`Starting interval (${interval}s)...`);
+  runInterval(fetchAndIndex, interval * 1000);
 }
 
 run().catch(handleError);