#include <WiFi.h>

int ledPins[] = {15, 2, 4, 5, 18, 19, 21, 22, 23, 33, 25, 26};
int numLEDs = sizeof(ledPins) / sizeof(ledPins[0]);

#define WIFI_SSID           "Wokwi-GUEST"
#define WIFI_PASSWORD       ""

#define SERIAL_DEBUG_BAUD   115200

#define LED 15

void InitWiFi() {
  Serial.println("Connecting to AP ...");

  WiFi.begin(WIFI_SSID, WIFI_PASSWORD);
  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(".");
  }
  Serial.println("Connected to AP");
}

void reconnect() {
  int status = WiFi.status();
  if (status != WL_CONNECTED) {
    WiFi.begin(WIFI_SSID, WIFI_PASSWORD);
    while (WiFi.status() != WL_CONNECTED) {
      delay(500);
      Serial.print(".");
    }
    Serial.println("Connected to AP");
  }
}

void setup() {
  Serial.begin(SERIAL_DEBUG_BAUD);
  Serial.println();
  InitWiFi();
  for (int i = 0; i < numLEDs; i++) {
    pinMode(ledPins[i], OUTPUT);
  }
  pinMode(LED, OUTPUT);
}

void loop() {
  for (int i = 0; i < numLEDs; i++) {
    digitalWrite(ledPins[i], HIGH);
    delay(100);
    digitalWrite(ledPins[i], LOW);
  }

  for (int i = numLEDs - 1; i >= 0; i--) {
    digitalWrite(ledPins[i], HIGH);
    delay(100);
    digitalWrite(ledPins[i], LOW);
  }

  delay(1000);

  if (WiFi.status() != WL_CONNECTED) {
    reconnect();
  } else {
    Serial.print("WiFi sudah terkoneksi dengan ");
    Serial.println(WIFI_SSID);
    Serial.print("IP: ");
    Serial.println(WiFi.localIP());
    digitalWrite(LED, HIGH);
    delay(200);
    digitalWrite(LED, LOW);
  }
}