/**
   ESP32 + DHT22 Example for Wokwi
   
   https://wokwi.com/arduino/projects/322410731508073042
*/
#include <WiFi.h>
#include "DHTesp.h"
#include "ThingSpeak.h"

#include <NewPing.h>

#define TRIGGER_PIN  25  
#define ECHO_PIN     12  
#define MAX_DISTANCE 200 

NewPing sonar(TRIGGER_PIN, ECHO_PIN, MAX_DISTANCE);

const int DHT_PIN = 15;
const int LED_PIN = 13;
const char* WIFI_NAME = "Wokwi-GUEST";
const char* WIFI_PASSWORD = "";
const int myChannelNumber = 2561593;
const char* myApiKey = "GWW46PAE7PLBB5BA";
const char* server = "api.thingspeak.com";

DHTesp dhtSensor;
WiFiClient client;

void setup() {
  Serial.begin(115200);
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
  pinMode(LED_PIN, OUTPUT);
  WiFi.begin(WIFI_NAME, WIFI_PASSWORD);
  while (WiFi.status() != WL_CONNECTED){
    delay(1000);
    Serial.println("Wifi not connected");
  }
  Serial.println("Wifi connected !");
  Serial.println("Local IP: " + String(WiFi.localIP()));
  WiFi.mode(WIFI_STA);
  ThingSpeak.begin(client);
}

void loop() {
  TempAndHumidity  data = dhtSensor.getTempAndHumidity();
  ThingSpeak.setField(1, data.temperature);
  ThingSpeak.setField(2, data.humidity);

  if (data.temperature > 35 || data.temperature < 12 ) {
    digitalWrite(LED_PIN, HIGH);
  } else {
    digitalWrite(LED_PIN, LOW);
  }

  int x = ThingSpeak.writeFields(myChannelNumber, myApiKey);

  Serial.println("Temp: " + String(data.temperature, 2) + "°C");
  

  delay(50); // Attendez 50 millisecondes entre les mesures pour éviter les faux positifs

  int distance = sonar.ping_cm(); 
  int distanceInt = distance;
  ThingSpeak.setField(3, distanceInt); // Utiliser la surcharge de setField() pour les entiers// Mesurez la distance en centimètres
  Serial.print("Distance: ");
  Serial.print(distanceInt);
  Serial.println(" cm");

  ThingSpeak.setField(3, distance); // Utiliser la surcharge de setField() pour les entiers


  if (x == 200) {
    Serial.println("Data pushed successfully");
  } else {
    Serial.println("Push error: " + String(x));
  }
  Serial.println("---");

  delay(10000);
}