#include <Adafruit_GFX.h>
#include <Adafruit_ST7789.h> // go back and find library for waveshare 2inch lcd display module
#include <SPI.h>

// pin definitions 
#define TFT_CS       15 // chip select pin, adjust as needed
#define TFT_RST      4 // reset pin, adjust as needed
#define TFT_DC       2 // data/command pin, adjust as needed

// declaration for LCD library
Adafruit_ST7789 tft = Adafruit_ST7789(TFT_CS, TFT_DC, TFT_RST);

// IR pins
#define IR_TRANSMIT  18 // transmitter pin, adjust as needed
#define IR_RECEIVE   27 // receiver pin, adjust as needed

// touch capacitive pins
#define TOUCH_PIN1    6 // touch capacitive pin 1, adjust as needed
// add more if needed

// initializing variables for touch capacitive sensor
bool touchDetected = false;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);

  // initializing display
  tft.init(240, 320); 
  tft.fillScreen(ST77XX_BLACK);
  tft.setRotation(1); 

  // initializing IR 
  pinMode(IR_TRANSMIT, OUTPUT);
  pinMode(IR_RECEIVE, INPUT);

  // set up capacitive touch sensors
  touchAttachInterrupt(TOUCH_PIN1, onTouch, 40); // threshold set to 40, adjust based on sensitivit
  // add more if needed
}

void loop() {
  // check for touch input
  if(touchDetected) {
    // sending the data via IR
    transmitIRData("Hello, Badge!"); // sending the data via IR
    touchDetected = false;
  }

  // checking for incoming IR data
  String receivedData = receiveIRData(); // reading IR data
  if(receivedData != "") {
    // displaying received data
    tft.fillScreen(ST77XX_BLACK);
    tft.setCursor(0, 0);
    tft.print(receivedData); // displaying message on screen
  }
  // add more if needed
}

void onTouch() { 
  // function called when TOUCH_PIN1 is touched
  touchDetected = true;
}

void setupIR() {
  // setup code for IR components
}

void transmitIRData(const String& data) {
  // transmit data via IR
}

String receiveIRData() {
  // receive IR data
  return ""; // placeholder return value
}

// add more if needed