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


char ssid[] = "Wokwi-GUEST";
char pass[] = "1234567890abc";
int keyIndex = 0;
WiFiClient client;


const int DHT_PIN = 15;
DHTesp dhtSensor;
float temperatura = 0;
float umidade = 0;


void reconectWiFi();
void lerSensorTempAndHumidity();
void escreveCanalThingSpeak();
void escreveCanaisThingSpeak();


void setup() {
 Serial.begin(115200);
 
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
  
  WiFi.mode(WIFI_STA);
  
  ThingSpeak.begin(client);
 
 
 
  WiFi.begin("Wokwi-GUEST", "", 6);
  
  while (WiFi.status() != WL_CONNECTED) {
    Serial.print("Tentando conectar-se ao SSID WPA: ");
    Serial.println(ssid);
    
    
    delay(10000);
  }
}


void loop() { 
 reconectWiFi();
 lerSensorTempAndHumidity();
 
 escreveCanaisThingSpeak();

}


void reconectWiFi() {
  
  if(WiFi.status() != WL_CONNECTED){
Serial.print("Attempting to connect to WPA SSID: ");
Serial.println(ssid);
while(WiFi.status() != WL_CONNECTED){
WiFi.begin(ssid, pass);
Serial.print(".");
delay(5000);
  }
  Serial.println("\nConnected.");
  }
}


 void lerSensorTempAndHumidity() {
  TempAndHumidity data = dhtSensor.getTempAndHumidity();
  temperatura = data.temperature;
  umidade = data.humidity;
  Serial.println("Temp: " + String(data.temperature, 2) + "°C");
  Serial.println("Humidity: " + String(data.humidity, 1) + "%");
 Serial.println("---");
 delay(2000);

 }
 

 void escreveCanalThingSpeak() {
  
  int x = ThingSpeak.writeField(2624289, 1, temperatura, "E3FU788JH81BY7IA");
  if(x == 200){
    Serial.println("Channel update sucessful.");
  }
  else{
    Serial.println("Problem updating channel. HTTP error code " + String(x));

  }
  delay(20000);
  }

void escreveCanaisThingSpeak() { 

ThingSpeak.setField(1, temperatura);
ThingSpeak.setField(2, umidade);

int x = ThingSpeak.writeFields (2624289, "E3FU788JH81BY7IA"); {
if(x == 200){
Serial.println("Channel update successful.");
}
else{
Serial.println("Problem updating channel. HTTP error code" + String(x));
}
delay(20000);}

}