#include <Wire.h> 
#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27,20,4);
#define ldrPin 13
#define red 33
#define green 32
#define maknet 18
#define kelistrikan 14
const float gama = 0.7;
const float rl10 = 50;
int swit = 35;
int buz =  25;
  int valueswit = 0;
void setup()
{
  Wire.begin(23, 22);
  Serial.begin(9600);
  pinMode(red, OUTPUT);
  pinMode(green, OUTPUT);
  pinMode(maknet, INPUT_PULLUP);
  pinMode(swit, INPUT_PULLUP);
  pinMode(kelistrikan, OUTPUT);
   pinMode(buz, OUTPUT);
  lcd.init();
  lcd.backlight();
}

void loop()
{
  reeed();
  soill();
  ldr();
  delay(1000); 
}

void ldr(){
    int nilaiLDR = analogRead(ldrPin);
  nilaiLDR = map(nilaiLDR, 4095, 0, 1024, 0); //mengubah nilai pembacaan sensor LDR dari nilai ADC arduino menjadi nilai ADC ESP32
  float voltase = nilaiLDR / 1024.*5;
  float resistansi = 2000 * voltase / (1-voltase/5);
  float kecerahan = pow(rl10*1e3*pow(10,gama)/resistansi,(1/gama));
  // Serial.print("Kecerahan = ");
  // Serial.println(kecerahan);
  lcd.setCursor(0,0);
  lcd.print("Kecerahan: ");
  lcd.print(kecerahan);
  if(kecerahan < 60){
    digitalWrite(green, HIGH);
   lcd.setCursor(0,1);
    lcd.print("LAMPU TAMAN HIDUP");
  }
  else {
    digitalWrite(green, LOW);
      lcd.setCursor(0,1);
    lcd.print("LAMPU TAMAN MATI");
  }
  delay(1000);
}

void soill(){
  int16_t i = analogRead(34);
  String msg = i < 2165 ? "WET" : i > 3135 ? "DRY" : "OK";
  // lcd.clear();
  lcd.setCursor(0,2);
  lcd.print("Soil: ");
  lcd.print(msg);

  if(i >= 3135){
    digitalWrite(red, HIGH);
    lcd.setCursor(0,3);
    lcd.print("Springkle Menyala");
  }
   else{
    digitalWrite(red, LOW);
    lcd.setCursor(0,3);
    lcd.print("Springkle Mati");
   }
}

void reeed(){
  int valumasuk = 0;
  int valuemasuk = digitalRead(maknet);
  int valueswit = digitalRead(swit);// read state
  // if(valueswit == HIGH)
  // {
  //   Serial.println("Gerakan Terdeteksi");
  //   Serial.println("Buzzer hidup");
  //   tone(buz, 100);
  // }
  //  else {
  //    Serial.println("Buzzer mati");
  //    noTone(buz);
  //   }
    
  if (valuemasuk == HIGH && valueswit == HIGH) {
    digitalWrite(kelistrikan,LOW);
    tone(buz, 100);
    Serial.println("Kelistrikan Mati diseluruh ruangan");
  } 
  else if (valuemasuk == LOW && valueswit == HIGH) {
    digitalWrite(kelistrikan,HIGH);
      noTone(buz);
//    myNoTone(buzzer);
    Serial.println("Kelistrikan Hidup diseluruh ruangan");
  } 
   else if (valuemasuk == HIGH && valueswit == LOW) {
    digitalWrite(kelistrikan,LOW);
      noTone(buz);
//    myNoTone(buzzer);
    Serial.println("Kelistrikan Hidup diseluruh ruangan");
  } 
  // if (valuemasuk == HIGH ) {
  //   digitalWrite(kelistrikan,LOW);
  //   Serial.println("Kelistrikan Hidup diseluruh ruangan");
  // }
  // else {
  //   digitalWrite(kelistrikan, LOW);
  // }
}