#define BLYNK_PRINT Serial
#define BLYNK_TEMPLATE_ID "TMPL6SLwx_lkt"
#define BLYNK_TEMPLATE_NAME "Latihan 11"
#define BLYNK_AUTH_TOKEN "RidH6JS5mOHe03A5qp-e7bkaNue-PZv0"

#include <BlynkSimpleEsp32.h>

char auth[] =  BLYNK_AUTH_TOKEN; 
char ssid[] = "Wokwi-GUEST";
char pass[] = "";

int LDR = 13;
int Lux = 0;
int LEDHIJAU = 2;
int LEDMERAH = 4;
int t1 = 0;
int t2 = 0;
int totalDetik1 = 0;
int totalDetik2 = 0;
int totalDetik3 = 0;
const float GAMMA = 0.7;
const float RL10 = 50;

BLYNK_WRITE(V5) // Menangani event saat nilai slider berubah
{
  Lux = param.asInt(); // Menyimpan nilai slider ke dalam variabel
}

void setup() {
  Serial.begin(115200);
  pinMode(LDR, INPUT);
  pinMode(LEDHIJAU, OUTPUT);
  pinMode(LEDMERAH, OUTPUT);
  Blynk.begin(auth, ssid, pass);
}

void loop() {
  int L = map(analogRead(LDR),  0, 4063, Lux, 0);
  // // Convert the analog value into lux value:
  // float voltage = aoValue / 100. * 5;
  // float resistance = 2000 * voltage / (1 - voltage / 5);
  // float Lux = pow(RL10 * 1e3 * pow(10, GAMMA) / resistance, (1 / GAMMA));
  Serial.println(L);

  if (L >= 70) {
    Serial.print("Total Detik : " + String(totalDetik1) + " s\n");
    Serial.println("TERANG");
    Serial.println("LEDHIJAU MATI");
    digitalWrite(LEDHIJAU, LOW);
    Serial.println("LEDMERAH MATI");
    digitalWrite(LEDMERAH, LOW);
    Blynk.virtualWrite(V0, LOW);
    Blynk.virtualWrite(V1, LOW);
    String gelap1 = "Terang, " + String(totalDetik1) + "s";
    Blynk.virtualWrite(V2, gelap1);
    String gelap2 = " ";
    Blynk.virtualWrite(V3, gelap2);
    String gelap3 = " ";
    Blynk.virtualWrite(V4, gelap3);

  }else if (L >= 40){
    t1 = millis();
    totalDetik2 = (t1/1000);
    Serial.print("Total Detik : " + String(totalDetik2) + " s\n");
    Serial.println("REDUP");
    Serial.println("LEDHIJAU HIDUP");
    digitalWrite(LEDHIJAU, HIGH);
    digitalWrite(LEDMERAH, LOW);
    Blynk.virtualWrite(V0, HIGH);
    Blynk.virtualWrite(V1, LOW);
    String gelap1 = " ";
    Blynk.virtualWrite(V2, gelap1);
    String gelap2 = "Redup, " + String(totalDetik2) + "s";
    Blynk.virtualWrite(V3, gelap2);
    String gelap3 = " ";
    Blynk.virtualWrite(V4, gelap3);

  }else{
    t2 = millis();
    totalDetik3 = t2/1000;
    Serial.print("Total Detik : " + String(totalDetik3) + " s\n");
    Serial.println("GELAP");
    Serial.println("LEDHIJAU HIDUP");
    digitalWrite(LEDHIJAU, HIGH);
    Serial.println("LEDMERAH HIDUP");
    digitalWrite(LEDMERAH, HIGH);
    Blynk.virtualWrite(V0, HIGH);
    Blynk.virtualWrite(V1, HIGH);
    String gelap1 = " ";
    Blynk.virtualWrite(V2, gelap1);
    String gelap2 = " ";
    Blynk.virtualWrite(V3, gelap2);
    String gelap3 = "Gelap, " + String(totalDetik3) + "s";
    Blynk.virtualWrite(V4, gelap3);
  }

  Blynk.run();
  delay(1000);
}