#include <LiquidCrystal_I2C.h>
#include "DHTesp.h"

const int DHT_PIN = 15;
const int NUM_READINGS = 10; // Number of readings to average

DHTesp dhtSensor;

LiquidCrystal_I2C lcd = LiquidCrystal_I2C(0x27, 16, 2);

float tempReadings[NUM_READINGS];
float humidityReadings[NUM_READINGS];
int currentIndex = 0;

void setup() {
  Serial.begin(115200);
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);

  lcd.init();
  lcd.backlight();
}

void loop() {
  // Generate random temperature and humidity values
  float randomTemp = random(0, 50); // Random temperature between 0°C and 50°C
  float randomHumidity = random(0, 100); // Random humidity between 0% and 100%

  // Store readings
  tempReadings[currentIndex] = randomTemp;
  humidityReadings[currentIndex] = randomHumidity;
  currentIndex = (currentIndex + 1) % NUM_READINGS;

  // Calculate average
  float avgTemp = 0;
  float avgHumidity = 0;
  for (int i = 0; i < NUM_READINGS; i++) {
    avgTemp += tempReadings[i];
    avgHumidity += humidityReadings[i];
  }
  avgTemp /= NUM_READINGS;
  avgHumidity /= NUM_READINGS;

  // Print average values
  Serial.println("Average Temp: " + String(avgTemp, 2) + "°C");
  Serial.println("Average Humidity: " + String(avgHumidity, 1) + "%");
  Serial.println("---");

  lcd.setCursor(0, 0);
  lcd.print(" Temp: " + String(avgTemp, 2) + "\xDF" + "C");
  lcd.setCursor(0, 1);
  lcd.print(" Humidity: " + String(avgHumidity, 2) + "%");

  delay(2000); // Wait for next iteration
}