/**
   ESP32 + DHT22 Example for Wokwi
   
   https://wokwi.com/arduino/projects/322410731508073042
*/

#include "DHTesp.h"
#include <WiFi.h>
#include <ThingSpeak.h>
//#include "ThingSpeak.h"

const int DHT_PIN = 15;

DHTesp dhtSensor;

WiFiClient  client;

unsigned long myChannelNumber = 1;
const char * myWriteAPIKey = "4Y27XPXVSUYMIDU5";

void setup() {
  Serial.begin(115200);
  Serial.print("Conectando-se ao Wi-Fi");
  WiFi.begin("Wokwi-GUEST", "", 6);
  while (WiFi.status() != WL_CONNECTED) {
    delay(100);
    Serial.print(".");
  }
  Serial.println(" Conectado!");
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
  ThingSpeak.begin(client);
  pinMode(25, OUTPUT);
}

void loop() {
  TempAndHumidity  data = dhtSensor.getTempAndHumidity();
  Serial.println("Temp: " + String(data.temperature, 2) + "°C");
  Serial.println(data.temperature);
  Serial.println("Humidity: " + String(data.humidity, 1) + "%");
  Serial.println("---");

  int x = ThingSpeak.writeField(myChannelNumber, 1, data.temperature, myWriteAPIKey);

  if(x == 200){
      Serial.println("Channel update successful.");
    }
    else{
      Serial.println("Problem updating channel. HTTP error code " + String(x));
    }

  if(data.temperature < 20 || data.temperature > 25) {
    digitalWrite(25, HIGH);
    Serial.println("Entrou no IF");
  } else {
    digitalWrite(25, LOW);
  }

  delay(20000);
}