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

LiquidCrystal_I2C lcd(0x27, 20, 4);
// button 
const int buttonPin = 2;
int buttonState = 0; 

// capteur DHT
const int DHT_PIN = 15;
DHTesp dhtSensor;
// capteur Ultra distance
#define echoPin 2 
#define trigPin 4 
long duration; 
int distance; 


void Capteur_DHT()
{
  TempAndHumidity  data = dhtSensor.getTempAndHumidity();
  //Serial.println("Temp: " + String(data.temperature, 2) + "°C");
 // Serial.println("Humidity: " + String(data.humidity, 1) + "%");
 Serial.println(data.temperature, 2);
 Serial.println(data.humidity, 1);
  delay(1000);
}


void Display_Pot()
{
int sensorValue = analogRead(A0); 
  lcd.setCursor(7, 1);
  lcd.print(sensorValue);
  delay(100); 
}


void Capteur_Ultra_Distance()
  {
  digitalWrite(trigPin, LOW);
  delayMicroseconds(2);
  digitalWrite(trigPin, HIGH);
  delayMicroseconds(10);
  digitalWrite(trigPin, LOW);
  duration = pulseIn(echoPin, HIGH);
  distance = duration * 0.034 / 2; 
  Serial.print("Distance: ");
  Serial.print(distance);
  Serial.println(" cm");
  }
void setup() {

  pinMode(buttonPin, INPUT);

  // capteur DHT 
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
  // declaration Display Pot
  lcd.init();
  lcd.backlight();
  lcd.setCursor(1, 0);
  lcd.print("Hello, Wokwi!");
  // declaration Ultra distance
  pinMode(trigPin, OUTPUT); // Sets the trigPin as an OUTPUT
  pinMode(echoPin, INPUT); // Sets the echoPin as an INPUT
  Serial.begin(9600); // // Serial Communication is starting with 9600 of baudrate speed
  Serial.println("Ultrasonic Sensor HC-SR04 Test"); // print some text in Serial Monitor
  Serial.println("with Arduino UNO R3");
}
void loop() {
  buttonState = digitalRead(buttonPin);
  Capteur_Ultra_Distance();
  Display_Pot();
  Capteur_DHT();


}