From 19b19157a04d50dd61fa4fdb68052fe1744787be Mon Sep 17 00:00:00 2001
From: vvzvlad <git@vvzvlad.xyz>
Date: Thu, 5 Oct 2023 23:41:35 +0300
Subject: [PATCH] Bump version to 0.2.14

---
 package.json  |  2 +-
 thermostat.js | 18 +++++++++++-------
 2 files changed, 12 insertions(+), 8 deletions(-)

diff --git a/package.json b/package.json
index 09501fd..95911db 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@vvzvlad/node-red-contrib-rn-combined-nodes",
-  "version": "0.2.13",
+  "version": "0.2.14",
   "description": "",
   "main": "index.js",
   "keywords": [
diff --git a/thermostat.js b/thermostat.js
index 3387dd1..cb51c4d 100644
--- a/thermostat.js
+++ b/thermostat.js
@@ -11,7 +11,9 @@ module.exports = function(RED) {
         const HEAT_OFF_THRESHOLD = 0.2
         let debug = ""
 
+
         let pwm_timer = null;
+        let last_state = null;
         context.set("pwm_period", 10000); // 10 seconds
         context.set("pwm_tick", 1000); // 1 second
 
@@ -20,6 +22,7 @@ module.exports = function(RED) {
                 if (pwm_timer !== null) {
                     clearInterval(pwm_timer);
                     pwm_timer = null;
+                    last_state = null;
                     node.log("PWM stopped");
                 }
                 return;
@@ -35,7 +38,7 @@ module.exports = function(RED) {
 
                 pwm_timer = setInterval(() => {
                     const pwm_period = context.get("pwm_period");
-                    const pwm_duty_cycle = context.get("pwm_duty_cycle"); // Retrieve each time
+                    const pwm_duty_cycle = context.get("pwm_duty_cycle");
                     const elapsed_time = Date.now() - cycle_start_time;
                     const on_time = pwm_period * pwm_duty_cycle;
 
@@ -45,12 +48,12 @@ module.exports = function(RED) {
                         cycle_start_time = Date.now();
                     }
 
-                    if (elapsed_time < on_time) {
-                        node.send([null, { payload: 1 }]);
-                        console.log("Sending 1");
-                    } else {
-                        node.send([null, { payload: 0 }]);
-                        console.log("Sending 0");
+                    let current_state = elapsed_time < on_time ? 1 : 0;
+
+                    if (current_state !== last_state) {
+                        node.send([null, { payload: current_state }]);
+                        node.log(`Sending ${current_state}`);
+                        last_state = current_state;
                     }
 
                 }, pwm_tick);
@@ -59,6 +62,7 @@ module.exports = function(RED) {
 
 
 
+
         function debug_text(text) {
             if (text === "return_debug") {
                 let debug_tmp = debug