#define BLYNK_PRINT Serial
#define BLYNK_TEMPLATE_ID "TMPLfsoshKkr"
#define BLYNK_DEVICE_NAME "Intensitas Cahaya"
#define BLYNK_AUTH_TOKEN "QYIIJT6xAeFWw1fsn-20aSSH6S8RsUTt"

#include <WiFi.h>
#include <WiFiClient.h>
#include <BlynkSimpleEsp32.h>
#include "DHTesp.h"

const int DHT_PIN = 15;
DHTesp dhtSensor;
const int DHT_PIN2 = 14;
DHTesp dhtSensor2;
const float GAMMA = 0.7;
const float RL10 = 50;
const int ledr = 5;
const int ledy = 4;
const int ledy2 = 18;
const int ledy3 = 19;
const int ledy4 = 21;
const int buzzer = 2;


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

BlynkTimer timer;

BLYNK_WRITE(V0)
{
  if(param.asInt() == 1) { 
  digitalWrite(ledy, HIGH);
  digitalWrite(ledy2, HIGH);
  } else {
  digitalWrite(ledy, LOW);
  digitalWrite(ledy2, LOW);
  }
}

BLYNK_WRITE(V1)
{
  if(param.asInt() == 1) { 
  digitalWrite(ledy3, HIGH);
  digitalWrite(ledy4, HIGH);
  } else {
  digitalWrite(ledy3, LOW);
  digitalWrite(ledy4, LOW);
  }
}

void sendSensor()
{
  TempAndHumidity  data = dhtSensor.getTempAndHumidity();
  TempAndHumidity  data2 = dhtSensor2.getTempAndHumidity();

  int analogValue = analogRead(36);
  float voltage = analogValue * 5/4095.0;
  float resistance = 2000 * voltage / (1 - voltage / 5);
  float lux = pow(RL10 * 1e3 * pow(10, GAMMA) / resistance, (1 / GAMMA));

  int analogValue2 = analogRead(39);
  float voltage2 = analogValue2 * 5/4095.0;
  float resistance2 = 2000 * voltage2 / (1 - voltage2 / 5);
  float lux2 = pow(RL10 * 1e3 * pow(10, GAMMA) / resistance, (1 / GAMMA));

  Serial.print("Lux: ");
  Serial.println(lux);
  Blynk.virtualWrite(V4, lux); 

  Serial.print("Lux2: ");
  Serial.println(lux2);
  Blynk.virtualWrite(V13, lux2); 

  Serial.println("Temp: " + String(data.temperature, 2) + "°C");
  Serial.println("Humidity: " + String(data.humidity, 1) + "%");
  Blynk.virtualWrite(V5, data.temperature); 
  Blynk.virtualWrite(V6, data.humidity);

  Serial.println("Temp2: " + String(data2.temperature, 2) + "°C");
  Serial.println("Humidity2: " + String(data2.humidity, 1) + "%");
  Serial.println("---");
  Blynk.virtualWrite(V11, data2.temperature); 
  Blynk.virtualWrite(V12, data2.humidity);
 
   if(lux >300 && data.temperature > 50 && data.humidity > 50){
    digitalWrite(ledr, HIGH);
    tone(buzzer,261);    
    delay(200);
    noTone(buzzer);   
    tone(buzzer,293);             
    delay(200);    
    noTone(buzzer); 
    tone(buzzer,329);      
    delay(200);
    noTone(buzzer);     
    tone(buzzer,349);    
    delay(200);    
    noTone(buzzer); 
    tone(buzzer,392);            
    delay(200);
    noTone(buzzer); 
  } else if (lux2 >300 && data2.temperature > 50 && data2.humidity > 50){
    digitalWrite(ledr, HIGH);
    tone(buzzer,261);    
    delay(200);
    noTone(buzzer);   
    tone(buzzer,293);             
    delay(200);    
    noTone(buzzer); 
    tone(buzzer,329);      
    delay(200);
    noTone(buzzer);     
    tone(buzzer,349);    
    delay(200);    
    noTone(buzzer); 
    tone(buzzer,392);            
    delay(200);
    noTone(buzzer); 
  } else{
    digitalWrite(ledr, LOW);
    digitalWrite(buzzer, LOW);
  }
}

void setup()
{
  Serial.begin(115200);
  pinMode(ledr, OUTPUT);
  pinMode(ledy, OUTPUT);
  pinMode(ledy2, OUTPUT);
  pinMode(ledy3, OUTPUT);
  pinMode(ledy4, OUTPUT);
  pinMode(buzzer, OUTPUT);
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
  dhtSensor.setup(DHT_PIN2, DHTesp::DHT22);
  Blynk.begin(auth, ssid, pass);
  timer.setInterval(1L, sendSensor);
}

void loop()
{
  sendSensor();
  Blynk.run();
  timer.run();
}