From fefb3deb0256a8c25befe83526b75906089d406b Mon Sep 17 00:00:00 2001
From: Scott Vincent <scottvincent@yahoo.com>
Date: Wed, 25 Sep 2024 16:42:07 +0100
Subject: [PATCH] Add switchbox parking brake

---
 power-lights-panel/powerLights-panel.cpp |  2 +-
 power-lights-panel/powerLights.cpp       | 35 ++++++++++++++++++++----
 power-lights-panel/powerLights.h         |  4 ++-
 power-lights-panel/simvarDefs.cpp        |  3 +-
 power-lights-panel/simvarDefs.h          |  1 +
 5 files changed, 36 insertions(+), 9 deletions(-)

diff --git a/power-lights-panel/powerLights-panel.cpp b/power-lights-panel/powerLights-panel.cpp
index 6872b3e..9e874e3 100644
--- a/power-lights-panel/powerLights-panel.cpp
+++ b/power-lights-panel/powerLights-panel.cpp
@@ -13,7 +13,7 @@
 #include "simvars.h"
 #include "powerLights.h"
 
-const char* powerLightsVersion = "v1.5.2";
+const char* powerLightsVersion = "v1.5.3";
 const bool Debug = false;
 
 struct globalVars globals;
diff --git a/power-lights-panel/powerLights.cpp b/power-lights-panel/powerLights.cpp
index 72bc4e7..4de12ea 100644
--- a/power-lights-panel/powerLights.cpp
+++ b/power-lights-panel/powerLights.cpp
@@ -22,15 +22,17 @@ powerLights::powerLights()
 void powerLights::render()
 {
 #ifdef DEBUG
-    bleedTest--;
-    if (bleedTest < 0) {
-        bleedTest = 20;
+    lightsTest--;
+    if (lightsTest < 0) {
+        lightsTest = 20;
     }
-    if (bleedTest == 20) {
+    if (lightsTest == 20) {
+        globals.gpioCtrl->writeLed(apuMasterControl, true);
         globals.gpioCtrl->writeLed(apuStartControl, true);
         globals.gpioCtrl->writeLed(apuBleedControl, true);
     }
-    else if (bleedTest == 5) {
+    else if (lightsTest == 5) {
+        globals.gpioCtrl->writeLed(apuMasterControl, false);
         globals.gpioCtrl->writeLed(apuStartControl, false);
         globals.gpioCtrl->writeLed(apuBleedControl, false);
     }
@@ -40,7 +42,7 @@ void powerLights::render()
     if (!globals.electrics) {
         // Turn off LEDS
         globals.gpioCtrl->writeLed(apuMasterControl, false);
-        globals.gpioCtrl->writeLed(apuStartControl, false);
+        //globals.gpioCtrl->writeLed(apuStartControl, false);
         globals.gpioCtrl->writeLed(apuBleedControl, false);
 
         // Make sure settings get re-initialised
@@ -82,6 +84,9 @@ void powerLights::update()
         prevFlapsDownToggle = -1;
         prevParkBrakeOffToggle = -1;
         prevParkBrakeOnToggle = -1;
+        if (simVars->sbParkBrake != -1) {
+            prevSbParkBrake = 0;
+        }
         if (simVars->altAboveGround < 50) {
             // Start with parking brake on (will only turn on when electrics enabled!)
             if (!simVars->parkingBrakeOn) {
@@ -535,6 +540,7 @@ void powerLights::gpioParkBrakeInput()
             globals.simVars->write(KEY_PARKING_BRAKE_SET, 0);
         }
         prevParkBrakeOffToggle = val;
+        return;
     }
 
     // Park brake on toggle
@@ -546,5 +552,22 @@ void powerLights::gpioParkBrakeInput()
             globals.simVars->write(KEY_PARKING_BRAKE_SET, 1);
         }
         prevParkBrakeOnToggle = val;
+        return;
+    }
+
+    // Check Switchbox parking brake
+    if (sbParkBrakeDelay > 0) {
+        sbParkBrakeDelay--;
+    }
+    else if (simVars->sbParkBrake != prevSbParkBrake) {
+        prevSbParkBrake = simVars->sbParkBrake;
+        if (simVars->sbParkBrake == 1 && !simVars->parkingBrakeOn) {
+            globals.simVars->write(KEY_PARKING_BRAKE_SET, 1);
+            sbParkBrakeDelay = 3;
+        }
+        else if (simVars->sbParkBrake == 0 && simVars->parkingBrakeOn) {
+            globals.simVars->write(KEY_PARKING_BRAKE_SET, 0);
+            sbParkBrakeDelay = 3;
+        }
     }
 }
diff --git a/power-lights-panel/powerLights.h b/power-lights-panel/powerLights.h
index 0bac8dc..91e6292 100644
--- a/power-lights-panel/powerLights.h
+++ b/power-lights-panel/powerLights.h
@@ -9,7 +9,7 @@ class powerLights
     SimVars* simVars;
     Aircraft loadedAircraft = UNDEFINED;
     bool airliner = false;
-    int bleedTest = 0;
+    int lightsTest = 0;
 
     bool apuMaster = false;
     bool apuStart = false;
@@ -20,6 +20,8 @@ class powerLights
     int flapsDownVal = 20;
     int lastFlapsPos = -1;      // 0 = up, 4 = full
     bool parkBrakeOn = true;
+    int prevSbParkBrake = -1;
+    int sbParkBrakeDelay = 0;
 
     // Hardware controls
     int battery1Control = -1;
diff --git a/power-lights-panel/simvarDefs.cpp b/power-lights-panel/simvarDefs.cpp
index 280e462..a52089f 100644
--- a/power-lights-panel/simvarDefs.cpp
+++ b/power-lights-panel/simvarDefs.cpp
@@ -1,7 +1,7 @@
 #include <stdio.h>
 #include "simvarDefs.h"
 
-const char* versionString = "v2.0.2";
+const char* versionString = "v2.0.3";
 
 const char* SimVarDefs[][2] = {
     // Vars for Jetbridge (must come first)
@@ -33,6 +33,7 @@ const char* SimVarDefs[][2] = {
     { "SwitchBox Button 6", "jetbridge" },
     { "SwitchBox Button 7", "jetbridge" },
     { "SwitchBox Mode", "jetbridge" },
+    { "SwitchBox Park Brake", "jetbridge" },
 
     // Vars required for all panels (screensaver, aircraft identification etc.)
     { "Title", "string32" },
diff --git a/power-lights-panel/simvarDefs.h b/power-lights-panel/simvarDefs.h
index bd06b86..0887cba 100644
--- a/power-lights-panel/simvarDefs.h
+++ b/power-lights-panel/simvarDefs.h
@@ -27,6 +27,7 @@ struct SimVars
     double sbEncoder[4];    // SwitchBox
     double sbButton[7];     // SwitchBox
     double sbMode;          // SwitchBox
+    double sbParkBrake;     // SwitchBox
 
     // Vars required for all panels (screensaver, aircraft identification etc.)
     char aircraft[32] = "\0";