From 45a21178585ccaccf1c01c672e2a2c00d2072d0a Mon Sep 17 00:00:00 2001
From: Tanner Collin <git@tannercollin.com>
Date: Mon, 1 Jul 2024 13:34:42 -0600
Subject: [PATCH] Restart Arduino weekly, but not if triggered

---
 water-sensor.ino | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/water-sensor.ino b/water-sensor.ino
index d2da26a..44b5c27 100644
--- a/water-sensor.ino
+++ b/water-sensor.ino
@@ -15,7 +15,8 @@
 #define WATER_THRESHOLD     750
 #define SENSE_THRESHOLD     100
 
-#define MESSAGE_INTERVAL    1000 * 60 * 50  // 50 minutes
+#define MESSAGE_INTERVAL    1000 * 60 * 20  // 20 minutes
+#define RESTART_INTERVAL    1000 * 60 * 60 * 24 * 7 // 7 days
 
 WiFiClient wifiClient;
 MqttClient mqttClient(wifiClient);
@@ -144,15 +145,24 @@ void loop() {
 	static unsigned long last_pos_message = 0;
 	static unsigned long last_neg_message = 0;
 	static unsigned long last_sense_message = 0;
+	static bool hasTriggered = false;
 
 	bool leakDetected = sampleWater();
 	bool cableDetected = senseCable();
 
 	if (leakDetected) {
 		relayOff();
+		hasTriggered = true;
 		Serial.println("Leak detected!");
 	}
 
+
+	if (!hasTriggered && millis() > RESTART_INTERVAL) {
+		Serial.println("Weekly restarting Arduino...");
+		relayOff();
+		ESP.restart();
+	}
+
 	mqttClient.poll();
 
 	if (WiFi.status() != WL_CONNECTED) {