Convert Crunch Labs Laser Tag Hack Pack to a one-button IR remote

gistfile1.txt

/*
  ************************************************************************************
  * MIT License
  *
  * Copyright (c) 2025 Crunchlabs LLC (Laser Tag Code)

  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
  * in the Software without restriction, including without limitation the rights
  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  * copies of the Software, and to permit persons to whom the Software is furnished
  * to do so, subject to the following conditions:
  *
  * The above copyright notice and this permission notice shall be included in all
  * copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
  * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
  * PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
  * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
  * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  *
  ************************************************************************************
*/
// >>>>>>>>>>>>>>>>>>>>>>>>>>>> PIN DEFINITIONS <<<<<<<<<<<<<<<<<<<<<<<<<<<<
#define IR_SEND_PIN         3 
#define _IR_TIMING_TEST_PIN 7

#define BUTTON_PIN     12

// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> LIBRARIES <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
#define DECODE_NEC          // defines RIR Protocol (Apple and Onkyo)

#include <IRremote.hpp>   
#include <Arduino.h>

// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> SETUP <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
void setup() {
  pinMode(BUTTON_PIN, INPUT_PULLUP);
  pinMode(LED_BUILTIN, OUTPUT);

  Serial.begin(115200);
  IrSender.begin();
}


// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> LOOP <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
void loop() {
  unsigned long currentMillis = millis();
  handleButton(currentMillis);
}

// >>>>>>>>>>>>>>>>>>>>>>>>>>>> Remote functions <<<<<<<<<<<<<<<<<<<<<<<<<<<<<
void handleButton(unsigned long currentMillis) {
  if (ReadButton()) { // button is pressed
    sendIr();
  }
}

// Send signal
void sendIr() {
  Serial.flush();
  // LG TV power off command and use the standard 32 bit command length
  IrSender.sendNEC(0x20DFA35C, 32);
  // Haven't figured out Sony stuff
  //delay(100); // wait so signals don't get confused
  // Sony protocol uses a 12-bit code
  //unsigned long powerOffCode = 0x2F;
  //int numberOfBits = 12;
  //int sonyAddress = 0x1; // Common address for Sony receivers
  //IrSender.sendSony((sonyAddress << 7) | powerOffCode, numberOfBits);
  delay(400); // wait before trying to send again
}

bool ReadButton() {
  int buttonValue = digitalRead(BUTTON_PIN);
  return buttonValue == LOW;
}