#include <WiFi.h>
#include <DHT.h>
#include <ThingSpeak.h>
#include <BlynkSimpleEsp32.h>

#define BLYNK_TEMPLATE_ID "TMPL2ybycWtgu"
#define BLYNK_TEMPLATE_NAME "test1"
#define BLYNK_AUTH_TOKEN "gQ7k_iF1oKam9jhfQhWqULmfmeomH4R9"

const long CHANNEL_ID = 2378118;  // Remplacez 123456 par votre propre Channel ID
#define DHTPIN 21
#define DHTTYPE DHT22
#define LED_PIN 4

const char *ssid = "Wokwi-GUEST";
const char *password = " ";
const char *thingSpeakApiKey = "Q8OF38C6WPRH0V3J";

DHT dht(DHTPIN, DHTTYPE);
WiFiClient wifiClient;

void setup() {
  Serial.begin(115200);
  dht.begin();

  Serial.print("Connecting to WiFi");
  WiFi.begin(ssid, password);
  while (WiFi.status() != WL_CONNECTED) {
    delay(1000);
    Serial.print(".");
  }
  Serial.println(" Connected!");

  ThingSpeak.begin(wifiClient);

  Blynk.begin(BLYNK_AUTH_TOKEN, wifiClient, "blynk-cloud.com", 80);
  Blynk.begin(BLYNK_AUTH_TOKEN);

  pinMode(LED_PIN, OUTPUT);
}

void loop() {
  float temperature = dht.readTemperature();
  float humidity = dht.readHumidity();

  Serial.print("Température: ");
  Serial.print(temperature);
  Serial.print(" °C, Humidité: ");
  Serial.print(humidity);
  Serial.println(" %");

  ThingSpeak.writeField(CHANNEL_ID, 1, temperature, thingSpeakApiKey);
  ThingSpeak.writeField(CHANNEL_ID, 2, humidity, thingSpeakApiKey);

  Blynk.virtualWrite(V1, temperature);
  Blynk.virtualWrite(V2, humidity);

  digitalWrite(LED_PIN, HIGH);  // Allume la LED en tout temps

  Blynk.run();

  delay(2000);
}