From 83998b5e7e94701bc205b5aaac238c4dba3f5770 Mon Sep 17 00:00:00 2001
From: Sam Lewis <sam.lewis0602@gmail.com>
Date: Thu, 10 Nov 2022 20:32:32 -0500
Subject: [PATCH] only trigger ETL if newState != oldState

---
 entitylistener.go | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/entitylistener.go b/entitylistener.go
index f4f70b5..8918253 100644
--- a/entitylistener.go
+++ b/entitylistener.go
@@ -164,6 +164,14 @@ func callEntityListeners(app *App, msgBytes []byte) {
 		return
 	}
 
+	// if new state is same as old state, don't call
+	// event listener. I noticed this with iOS app location,
+	// every time I refresh the app it triggers a device_tracker
+	// entity listener.
+	if msg.Event.Data.NewState.State == msg.Event.Data.OldState.State {
+		return
+	}
+
 	for _, l := range listeners {
 		// Check conditions
 		if c := checkWithinTimeRange(l.betweenStart, l.betweenEnd); c.fail {