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

#define SECRET_SSID "Wokwi-GUEST"
#define SECRET_PASS ""

#define CHANNEL_ID 2804140
#define WRITE_APIKEY "J0GIT08F4T8I6G9V"

char ssid[] = SECRET_SSID;
char pass[] = SECRET_PASS;

WiFiClient client;

unsigned long myChannelNumber = CHANNEL_ID;
const char * myWriteAPIKey = WRITE_APIKEY;

const int DHT_PIN = 12;

DHTesp dhtSensor;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
  WiFi.mode(WIFI_STA);
  ThingSpeak.begin(client);
}

void loop() {
  // put your main code here, to run repeatedly:
  // Connect or reconnect to WiFi
  if(WiFi.status() != WL_CONNECTED)
  {
    Serial.print("Attempting to connect to SSID: ");
    Serial.println(SECRET_SSID);
    while(WiFi.status() != WL_CONNECTED)
    {
      WiFi.begin(ssid, pass); // Connect to WPA/WPA2 network. Change this  line if using open or WEP network
      Serial.print(".");
      delay(5000);     
    }
    Serial.println("Connected.");
  }

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

ThingSpeak.setField(3, data.temperature);
ThingSpeak.setField(4, data.humidity);
int x = ThingSpeak.writeFields(myChannelNumber, myWriteAPIKey);
if(x == 200)
{
  Serial.println("Channel update successful.");
}
else
{
  Serial.println("Problem updating channel. HTTP error code " + String(x));
}
delay(15000);
}