From 5b66d34d582c7064d0e57a56a90d16ec188fb927 Mon Sep 17 00:00:00 2001
From: Siwat Sirichai <siwat@siwatinc.com>
Date: Sun, 7 Jul 2024 11:51:51 +0700
Subject: [PATCH] implement invert

---
 src/button.cpp | 5 ++++-
 src/button.hpp | 3 ++-
 src/main.cpp   | 4 ++--
 3 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/src/button.cpp b/src/button.cpp
index 5f92f11..c1100c1 100644
--- a/src/button.cpp
+++ b/src/button.cpp
@@ -1,12 +1,13 @@
 #include "button.hpp"
 
-Button::Button(DigitalInputCard *inputCard, uint8_t inputPin)
+Button::Button(DigitalInputCard *inputCard, uint8_t inputPin, bool invert)
 {
     this->inputCard = inputCard;
     this->inputPin = inputPin;
     this->input_handler_id = -1; // initialize to MAX_UINT16
     this->shortPressTime = 100;  // default short press time
     this->longPressTime = 2000;  // default long press time
+    this->invert = invert;
 }
 
 Button::~Button()
@@ -48,6 +49,8 @@ void Button::buttonChangedCallback(uint8_t pin, uint8_t value)
     if (pin != this->inputPin)
         return;
 
+    value = this->invert ? !value : value;
+
     if (value) {
         // button pressed
         this->buttonState = true;
diff --git a/src/button.hpp b/src/button.hpp
index 2799f90..3e1d156 100644
--- a/src/button.hpp
+++ b/src/button.hpp
@@ -2,7 +2,7 @@
 
 class Button {
     public:
-        Button(DigitalInputCard* inputCard, uint8_t inputPin);
+        Button(DigitalInputCard* inputCard, uint8_t inputPin, bool invert = false);
         ~Button();
         void setMinLongPressTime(uint32_t time);
         void setMinShortPressTime(uint32_t time);
@@ -19,6 +19,7 @@ class Button {
         std::function<void()> longPressCallback;
         std::function<void()> shortPressCallback;
         uint32_t pressedTime;
+        bool invert;
         bool buttonState;
         bool longPressTriggered;
         void buttonChangedCallback(uint8_t pin, uint8_t value);
diff --git a/src/main.cpp b/src/main.cpp
index 8398ba2..9620974 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -5,9 +5,9 @@
 ESPMegaPRO espmega = ESPMegaPRO();
 ESPMegaDisplayOTA internalDisplayOTA = ESPMegaDisplayOTA();
 Button rightOnButton(&espmega.inputs, RIGHT_ON_BUTTON_PIN);
-Button rightOffButton(&espmega.inputs, RIGHT_OFF_BUTTON_PIN);
+Button rightOffButton(&espmega.inputs, RIGHT_OFF_BUTTON_PIN, true);
 Button leftOnButton(&espmega.inputs, LEFT_ON_BUTTON_PIN);
-Button leftOffButton(&espmega.inputs, LEFT_OFF_BUTTON_PIN);
+Button leftOffButton(&espmega.inputs, LEFT_OFF_BUTTON_PIN, true);
 SmartVariable toiletLightsLock;
 SmartVariable gymLightsLock;