From 2a70f6e89a0155e7bfb1670d4af5ea253aaebfb5 Mon Sep 17 00:00:00 2001
From: Chris Giacofei <c.giacofei@gmail.com>
Date: Wed, 19 Jan 2022 09:08:42 -0500
Subject: [PATCH] Update LCD outputs.

---
 boil_kettle/boil_kettle.ino | 27 +++++++++++++++++----------
 1 file changed, 17 insertions(+), 10 deletions(-)

diff --git a/boil_kettle/boil_kettle.ino b/boil_kettle/boil_kettle.ino
index 04b960a..c316ae9 100644
--- a/boil_kettle/boil_kettle.ino
+++ b/boil_kettle/boil_kettle.ino
@@ -44,13 +44,14 @@ unsigned long lastRun = 0;
 
 // Return a character array to represent the
 // On/Off state of the kettle.
-char* KettleState() {
+char* ShowKettleState() {
+  char* LCD_Line;
   if (KettleMode == MANUAL) {
-    return (char*)"Manual";
+    return (char*)"Kettle:      Manual";
   } else if (KettleMode == AUTOMATIC) {
-    return (char*)"Auto";
+    return (char*)"Kettle:        Auto";
   } else {
-    return (char*)"Off";
+    return (char*)"Kettle:         Off";
   }
 }
 
@@ -61,7 +62,7 @@ char* ShowKettleSetting() {
   } else if (KettleMode == AUTOMATIC) {
     return sprintf(LCD_Line, "Kettle Temp:    %03dF", KettleSetpoint);
   } else {
-    return (char*)"        Off          ";
+    return (char*)"";
   }
 }
 
@@ -88,9 +89,9 @@ void doEncoder()
 }
 
 // LCD menu setup.
-LiquidLine KettleState_line(0, 0, "Boil Kettle      ", KettleState);
+LiquidLine kettle_state_line(0, 0, ShowKettleState);
 LiquidLine kettle_power_line(0, 1, ShowKettleSetting);
-LiquidScreen home_screen(KettleState_line, kettle_power_line);
+LiquidScreen home_screen(kettle_state_line, kettle_power_line);
 LiquidMenu menu(lcd);
 
 void setup() {
@@ -128,10 +129,11 @@ void setup() {
 };
 
 void UpdateBoilKettle(){
-  static byte last_KettleDuty = 0;
+  static uint8_t last_KettleDuty = 0;
+  static double last_KettleTemp = 0;
 
   if (Enter.pressed()) {
-    
+
     KettleMode = (modes)(KettleMode + 1);
     menu.update();
   }
@@ -141,7 +143,12 @@ void UpdateBoilKettle(){
     menu.update();
   }
 
-  if (KettleMode) {
+  if (last_KettleTemp != KettleTemp) {
+    last_KettleTemp = KettleTemp;
+    menu.update();
+  }
+
+  if (KettleMode != OFF) {
     KettleController.Compute();
     digitalWrite(kettlePWM, boilPWM.compute(KettleDuty));
   } else {