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

WiFiClient cliente; 
const unsigned long NumeroCanal = 126793; 
const char * ChaveEscrita = "SDOZ4TDIXP58MAML"; 

const int DHT_PIN = 15;

DHTesp dhtSensor;

void setup() {
  Serial.begin(115200);
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
  // Conexão com a rede Wi-Fi
  Serial.print("Conectando-se ao Wi-Fi");
  WiFi.begin("Wokwi-GUEST", "", 6);
  while (WiFi.status() != WL_CONNECTED) {
    delay(100);
    Serial.print(".");
  }
  Serial.println(" Conectado!");
  Serial.print("IP address: ");
  Serial.println(WiFi.localIP());
  // Conectando no site ThingSpeak
  ThingSpeak.begin(cliente);
}

void loop() {
  // Ler dados do módulo DHT22
  TempAndHumidity data = dhtSensor.getTempAndHumidity();
  // Exibe na serial a temperatura lida
  Serial.println("Temp: " + String(data.temperature, 2) + "°C");
  Serial.println("Humidity: " + String(data.humidity, 1) + "%");
  Serial.println("---");  // Define os campos com os valores

  // Prepara valores dos campos a serem atualizados
  ThingSpeak.setField(1, data.temperature);
  ThingSpeak.setField(5, data.humidity);
  // Escreve no ThingSpeak 
  int x = ThingSpeak.writeFields(NumeroCanal, ChaveEscrita);
  if(x == 200) {
    Serial.println("Channel update successful.");
  }
  else {
    Serial.println("Problem updating data. HTTP error code " + String(x));
  }

  // Espera 60 segundos (1 minuto) até nova escrita de dados
  delay(60000);
}