From a2688fb56b9e20b1a21294fe055ef9d4a215c805 Mon Sep 17 00:00:00 2001
From: orangecoding <weakmap@gmail.com>
Date: Tue, 9 Mar 2021 18:47:04 +0100
Subject: [PATCH] fixing warning if data is not yet available in influx

---
 package.json | 2 +-
 src/index.ts | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/package.json b/package.json
index 5cfccfe..57fd1ea 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "homebridge-influx",
-  "version": "0.0.3",
+  "version": "0.0.4",
   "description": "A Homebridge plugin that exposes latest values from an InfluxDB instance.",
   "license": "MIT",
   "keywords": [
diff --git a/src/index.ts b/src/index.ts
index f45aaae..c4ff8eb 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -16,7 +16,7 @@ const defaultConfig = {
 const getLastMeasurement = (influx, service, schema, cb) => {
   influx
     .query(`SELECT LAST("${schema[service].field}") FROM ${schema[service].measurement}`)
-    .then(result => cb(null, result[0].last))
+    .then(result => cb(null, result[0] == null ? -1 : result[0].last))
     .catch(err => cb(err));
 };