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

#define I2C_ADDR    0x27
#define LCD_COLUMNS 16
#define LCD_LINES   2

const int DHT_PIN = 15;

DHTesp dhtSensor;
LiquidCrystal_I2C lcd(I2C_ADDR, LCD_COLUMNS, LCD_LINES);
const int stepsPerRevolution = 100;
Stepper myStepper(stepsPerRevolution, 14, 26, 27, 5); // Adjust the pins accordingly

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

void loop() {
  // Read DHT sensor data
  TempAndHumidity data = dhtSensor.getTempAndHumidity();
  Serial.println("Temp: " + String(data.temperature, 1) + "°C");
  Serial.println("Humidity: " + String(data.humidity, 1) + "%");
  Serial.println("---");

  // Display DHT sensor data on LCD
  lcd.setCursor(0, 0);
  lcd.print("  Temp: " + String(data.temperature, 1) + "\xDF" + "C  ");
  lcd.setCursor(0, 1);
  lcd.print(" Humidity: " + String(data.humidity, 1) + "% ");
  lcd.print("Wokwi Online IoT");

  // Adjust stepper motor speed based on temperature
  if (data.temperature >= 28.0) {
    myStepper.setSpeed(1000); // High speed if temperature is 28°C and above
  } else if (data.temperature <= 18.0) {
    myStepper.setSpeed(200);  // Low speed if temperature is 18°C and below
  } else {
    myStepper.setSpeed(500);  // Medium speed for temperatures between 18°C and 28°C
  }

  // Rotate stepper motor clockwise
  myStepper.step(2000);

  delay(0);
}