#include <Adafruit_GFX.h>// Graphics Library
#include <Adafruit_SSD1306.h> // OLED Display Library

#define SCREEN_WIDTH 128  // Width of the OLED display
#define SCREEN_HEIGHT 64   // Height of the OLED display

// Create an instance of the display
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, -1); // -1 is for the reset pin (not us


const int triggerPin = 2;
const int echoPin = 18;

void setup() {
  Serial.begin(9600);
  pinMode(triggerPin, OUTPUT);
  pinMode(echoPin, INPUT);
  pinMode(22,INPUT);
  // Initialize the DHT sensor
 

  // Initialize the display
  display.begin(SSD1306_SWITCHCAPVCC, 0x3C); // Initialize with I2C address 0x3C
  display.clearDisplay(); // Clear the display buffer
  display.setTextSize(1); // Set text size to normal
  display.setTextColor(WHITE); // Set text color to white
}

void loop() {
  // Read distance from ultrasonic sensor
  float duration, dist;
  int distance;
  
  digitalWrite(triggerPin, LOW);
  delayMicroseconds(2);
  digitalWrite(triggerPin, HIGH);
  delayMicroseconds(10);
  digitalWrite(triggerPin, LOW);

  duration = pulseIn(echoPin, HIGH);
  dist = (duration / 2) / 29.1;  // Calculate distance in centimeters
  distance = round(dist);
  
  // Read temperature and humidity from DHT11 sensor

  // Check if any reads failed and exit early (to try again).
  
  // Read IR sensor
  
  // Clear the display and show distance, temperature, and humidity
  display.clearDisplay(); // Clear the display
  display.setCursor(0, 0); // Set cursor position
  display.print("Distance: "); // Print label
  display.print(distance); // Print distance value
  display.print(" cm"); // Print unit

   // Move cursor to the next line
  // Print temperature label
  // Print temperature value
  // Print unit

   // Move cursor to the nex
   // Print humidity label
 // Print humidity value
   // Print unit

   // Move cursor to the next line
   // Print IR sensor
  // Print IR sensor value

  display.display(); // Update the display with the new content
  
  delay(1000);  // Adjust delay as needed for your application
}