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

WiFiClient client;

#define DHTPIN 15
#define DHTTYPE DHT22
DHT dht (DHTPIN, DHTTYPE);

unsigned long myChannelNumber = 2053442; //ubah channel number sesuai dengan thingspeak
const char* myWriteAPIKey = "Y0B0SBW6JY4WXFQ1"; //ubah api write key sesuai dengan thingspeak

void setup() {
  Serial.begin(115200);
  Serial.print("Connecting to WiFi");
  WiFi.begin("Wokwi-GUEST", "", 6);
  while (WiFi.status() != WL_CONNECTED) {
    delay(100);
    Serial.print(".");
  }
  Serial.println(" Connected!");
  WiFi.mode(WIFI_STA);
  ThingSpeak.begin(client);
  Serial.println("Hello, ESP32!");
}

void loop() {
  float Temp = dht.readTemperature();
  float Hum = dht.readHumidity();
  if (isnan(Temp) || isnan(Hum)){
    return;
  }

  ThingSpeak.setField(1, Temp);
  ThingSpeak.setField(2, Hum);

  int x = ThingSpeak.writeFields(myChannelNumber, myWriteAPIKey);
  if (x == 200){
    Serial.println("Data terkirim");
    Serial.println("Temp: " + String(Temp) + "°C");
    Serial.println("Hum: " + String(Hum) + "%");
  }
}