#include <ThingSpeak.h> // Sertakan library ThingSpeak
#include <WiFi.h>       // Sertakan library WiFi
#include <OneWire.h>    // Sertakan library OneWire untuk sensor DS18B20
#include <DallasTemperature.h> // Sertakan library DallasTemperature

const char *SSID = "Wokwi-GUEST"; // Nama WiFi
const char *PASS = "";             // Kata sandi WiFi
WiFiClient client;

int lampu1 = 25; // Hubungkan LED1 ke D25
int lampu2 = 26; // Hubungkan LED2 ke D26
int lampu3 = 27; // Hubungkan LED3 ke D27

const int sensorPin = 4; // Hubungkan pin data DS18B20 ke D4
OneWire oneWire(sensorPin);
DallasTemperature sensors(&oneWire);

unsigned long ChannelNumber = 2438533;       // Nomor Channel ThingSpeak
const char *ReadAPIKey = "Z75AOQ1YSHONGU5Y"; // Kunci API Baca ThingSpeak
const int FieldNumber1 = 1;                  // Nomor Field ThingSpeak untuk LED1
const int FieldNumber2 = 2;                  // Nomor Field ThingSpeak untuk LED2
const int FieldNumber3 = 3;                  // Nomor Field ThingSpeak untuk LED3
const int FieldNumber4 = 4;                  // Nomor Field ThingSpeak untuk suhu

void setup()
{
  pinMode(lampu1, OUTPUT);
  pinMode(lampu2, OUTPUT);
  pinMode(lampu3, OUTPUT);

  Serial.begin(115200);
  Serial.println();

  WiFi.begin(SSID, PASS);
  Serial.print("Menghubungkan");
  while (WiFi.status() != WL_CONNECTED)
  {
    delay(500);
    Serial.print(".");
  }
  Serial.println();
  Serial.print("Terhubung, alamat IP: ");
  Serial.println(WiFi.localIP());

  ThingSpeak.begin(client);
  sensors.begin(); // Inisialisasi sensor DS18B20
}

void loop()
{
  int A = ThingSpeak.readLongField(ChannelNumber, FieldNumber1, ReadAPIKey);
  int B = ThingSpeak.readLongField(ChannelNumber, FieldNumber2, ReadAPIKey);
  int C = ThingSpeak.readLongField(ChannelNumber, FieldNumber3, ReadAPIKey);

  // Menghidupkan/mematikan LED1
  if (A == 1)
  {
    Serial.println("LED1 Nyala");
    digitalWrite(lampu1, HIGH);
  }
  else if (A == 0)
  {
    Serial.println("LED1 Mati");
    digitalWrite(lampu1, LOW);
  }

  // Menghidupkan/mematikan LED2
  if (B == 1)
  {
    Serial.println("LED2 Nyala");
    digitalWrite(lampu2, HIGH);
  }
  else if (B == 0)
  {
    Serial.println("LED2 Mati");
    digitalWrite(lampu2, LOW);
  }

  // Menghidupkan/mematikan LED3
  if (C == 1)
  {
    Serial.println("LED3 Nyala");
    digitalWrite(lampu3, HIGH);
  }
  else if (C == 0)
  {
    Serial.println("LED3 Mati");
    digitalWrite(lampu3, LOW);
  }

  // Membaca suhu dari sensor DS18B20
  sensors.requestTemperatures();
  float suhu = sensors.getTempCByIndex(0);

  // Memperbarui ThingSpeak dengan data suhu
  ThingSpeak.writeField(ChannelNumber, FieldNumber4, suhu, ReadAPIKey);

  Serial.print("Suhu: ");
  Serial.println(suhu);

  delay(10000); // Jeda selama 10 detik sebelum iterasi berikutnya
}