Update database detection.

lib/date.js

@@ -95,7 +95,6 @@ export function getDateArray(data, startDate, endDate, unit) {
   const arr = [];
   const [diff, add, normalize] = dateFuncs[unit];
   const n = diff(endDate, startDate) + 1;
-  console.log({ startDate, endDate, n });
 
   function findData(t) {
     const x = data.find(e => {

lib/queries.js

@@ -22,7 +22,10 @@ const POSTGRESQL_DATE_FORMATS = {
 };
 
 export function getDatabase() {
-  return process.env.DATABASE_TYPE || process.env.DATABASE_URL.split(':')[0];
+  return (
+    process.env.DATABASE_TYPE ||
+    (process.env.DATABASE_URL && process.env.DATABASE_URL.split(':')[0])
+  );
 }
 
 export function getDateQuery(db, field, unit, timezone) {