#include <Adafruit_SSD1306.h>
#include <Wire.h>
#include <WiFi.h>
#include <HTTPClient.h>

// Deklarasi variabel untuk ukuran layar OLED
#define SCREEN_WIDTH 128
#define SCREEN_HEIGHT 32
#define OLED_RESET -1

// Inisialisasi pin
int ledPin = 12;                
int inputPin = 5;               
int pirState = LOW;             
int val = 0;                    

const char *ssid = "Wokwi-GUEST";
const char *password = "";

// Inisialisasi objek display
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);

void setup() {
  pinMode(ledPin, OUTPUT);      
  pinMode(inputPin, INPUT);     
  WiFi.begin(ssid, password);
  Serial.begin(9600);

  if (!display.begin(SSD1306_SWITCHCAPVCC, 0x3C)) {
    Serial.println(F("Gagal menginisialisasi SSD1306"));
    for (;;)
      ; 
  }

  while (WiFi.status() != WL_CONNECTED) {
    delay(1000);
  }
}

void loop() {
  val = digitalRead(inputPin);  
  if (val == HIGH) {            
    digitalWrite(ledPin, HIGH);  
    if (pirState == LOW) {
      Serial.println("Gerak Terdeteksi!");
      pirState = HIGH;
    }
  } else {
    if (WiFi.status() == WL_CONNECTED) {
      WiFiClient client;
      HTTPClient http;

      String url = "http://colortex.my.id/cek_lampu.php";
      http.begin(client, url.c_str());
      int httpCode = http.GET();

      if (httpCode > 0) {
        String response = http.getString();
        int responseValue = response.toInt(); 

        if (responseValue == 1) { 
          http.begin("http://colortex.my.id/iot_lampu.php?tekan=1");
          httpCode = http.GET();
          delay(500);
        } else {
          http.begin("http://colortex.my.id/iot_lampu.php?tekan=0");
          httpCode = http.GET();
          digitalWrite(ledPin, LOW); 
          if (pirState == HIGH) {
            Serial.println("Gerak Berhenti!");
            pirState = LOW;
          }
        }
      }
    }
  }
}