#define BLYNK_PRINT Serial

#define BLYNK_TEMPLATE_ID "TMPLfpt7JxJM"
#define BLYNK_DEVICE_NAME "Kandang"
#define BLYNK_AUTH_TOKEN "2ILeIf4g-3Ck3j0vzF-ixocY4HMwTgQC"

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

#define lampu 13
#define exhaust 12
#define heater 14

String lampu_status="";
String heater_status="";
String exhaust_status="";
const int DHT_PIN = 15;
DHTesp dhtSensor;

const float GAMMA = 0.7;
const float RL10 = 50;
const float suhu_ok=25;
const float kelembaban_ok=75;
const float cerah_ok=100;


char auth[] = BLYNK_AUTH_TOKEN;
char ssid[] = "Wokwi-GUEST";
char pass[] = "";
String kandang="";
BlynkTimer timer;

void sendSensor()
{
  int analogValue = analogRead(34);
  float voltage = analogValue * 5/4095.0;
  float resistance = 2000 * voltage / (1 - voltage / 5);
  float lux = pow(RL10 * 1e3 * pow(10, GAMMA) / resistance, (1 / GAMMA));
  Serial.print("Lux: ");
  Serial.println(lux);

  TempAndHumidity  data = dhtSensor.getTempAndHumidity();
  Serial.println("Temp: " + String(data.temperature, 2) + "°C");
  Serial.println("Humidity: " + String(data.humidity, 1) + "%");
  Serial.println("Kandang: " + kandang);
 
  
  if(lux > cerah_ok) {
    digitalWrite(lampu, LOW);
    lampu_status="MATI";
  } 
  else {
    digitalWrite(lampu,HIGH);
    lampu_status="HIDUP";
  }
  if(data.temperature > suhu_ok) {
    digitalWrite(heater, LOW);
    heater_status="MATI";
  } 
  else {
    digitalWrite(heater,HIGH);
    heater_status="HIDUP";
  }
  if( data.humidity > kelembaban_ok) {
    digitalWrite(exhaust, HIGH);
    exhaust_status="HIDUP";
  } 
  else {
    digitalWrite(exhaust,LOW);
    exhaust_status="MATI";
  }
  Serial.println("---");
  Serial.println("Lampu: " + lampu_status);
  Serial.println("Exhaust: " + exhaust_status);
  Serial.println("Heater: " + heater_status);
  Serial.println("--------");
  Blynk.virtualWrite(V0, lux);
  Blynk.virtualWrite(V1, data.temperature); 
  Blynk.virtualWrite(V2, data.humidity);
  Blynk.virtualWrite(V3, kandang);
  Blynk.virtualWrite(V4, lampu_status);
  Blynk.virtualWrite(V5, exhaust_status);
  Blynk.virtualWrite(V6, heater_status);

}

void setup()
{
  Serial.begin(115200);
  Blynk.begin(auth, ssid, pass);
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
  timer.setInterval(1000L, sendSensor);
  pinMode(13,OUTPUT);
  pinMode(12,OUTPUT);
  pinMode(14,OUTPUT);
  
  pinMode(2, INPUT);
  pinMode(4, INPUT);
  pinMode(5, INPUT);
  pinMode(18, INPUT);
  pinMode(19, INPUT);
  pinMode(21, INPUT);
  pinMode(22, INPUT);
  pinMode(23, INPUT);

}

void loop()
{

if(digitalRead(2)==HIGH){
   kandang="Kandang 1";
 } 
 else if(digitalRead(4)==HIGH){
   kandang="Kandang 2";
 } 
else if(digitalRead(5)==HIGH){
   kandang="Kandang 3";
 } 
else if(digitalRead(18)==HIGH){
   kandang="Kandang 4";
 } 
else if(digitalRead(19)==HIGH){
   kandang="Kandang 5";
 } 
else if(digitalRead(21)==HIGH){
   kandang="Kandang 6";
 } 
else if(digitalRead(22)==HIGH){
   kandang="Kandang 7";
 } 
else if(digitalRead(23)==HIGH){
   kandang="Kandang 8";
 } 

  sendSensor();
  Blynk.run();
  timer.run();
}