#include <Wire.h>
#include <LiquidCrystal_I2C.h>
#include <OneWire.h>
#include <DallasTemperature.h>
#include <NewPing.h>
#include <DHT.h>
DHT dht(7, DHT22);

#define btMenu          2
#define btOke           3
#define buzzer          6
#define sensorSuhu      7
#define ldrPin          A0

// Variabel
int menu = 0;
int Oke = 0;
int triger = 4;
int echo = 5;
int batas = 50;
int inputData = 0;
bool inputMode = false;


LiquidCrystal_I2C lcd(0x27, 16, 2);
OneWire oneWire(sensorSuhu);
DallasTemperature sensors(&oneWire);
NewPing cm(triger,echo,batas);

void setup() {

  Serial.begin(9600);
  pinMode(btMenu, INPUT);
  pinMode(btOke, INPUT);
  pinMode(buzzer, OUTPUT);
  dht.begin();
  lcd.init();
  lcd.backlight();
  lcd.setCursor(0, 0);
  lcd.print("Pilih Menu:");
}

void loop() {
  // Baca
  int getMenu = digitalRead(btMenu);
  int getOke = digitalRead(btOke);
  //int bacaLDR = analogRead(ldrPin);
  //int bacaJarak = cm.ping_cm();
  // sensors.requestTemperatures();
  // float bacaSuhu = sensors.getTempCByIndex(0);

  //print Monitor
  // Serial.print("GetMenu: ");Serial.print(getMenu);
  // Serial.print(" | ");
  // Serial.print("GetOKE: ");Serial.print(getOke);
  Serial.print("Menu: ");Serial.print(menu);
  Serial.print(" | ");
  Serial.print("OKE: ");Serial.print(Oke);
  Serial.print(" | ");
  Serial.println();

  //Logika
  if (getMenu==1 and Oke==0){
    delay(200);
    clickk();
    menu++;
    updateMenu();
    if(menu==5){
      menu=1;
      updateMenu();
    }
  }

  if (getOke==1){
    delay(200);
    clickk();
    Oke++;
    if (Oke==2){
      delay(200);
      updateMenu();
      Oke=0;
    }
  }

  if (menu==1 and Oke==1){
    menuLDR();
  } else if (menu==2 and Oke==1){
    menuFlame();
  } else if (menu==3 and Oke==1){
    menuJarak();
  } else if (menu==4 and Oke==1){
    menuSuhu();
  } 

delay(100);

}

void clickk(){
  digitalWrite(buzzer, HIGH);
  delay(100);
  digitalWrite(buzzer, LOW);
}

void updateMenu() {
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("Pilih Menu:");

  if (menu == 1) {
    lcd.setCursor(0,1);lcd.print("1.PembacaanLDR");
  } else if (menu == 2) {
    lcd.setCursor(0,1);lcd.print("2.SensorFlame");
  } else if (menu == 3) {
    lcd.setCursor(0,1);lcd.print("3.PembacaanJarak");
  } else if (menu == 4) {
    lcd.setCursor(0,1);lcd.print("4.SensorSuhu");
  }
}

void menuBuzzer(){
  Serial.println("Menu Satu");
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("Menu Buzzer:");
  lcd.setCursor(0, 1);
  lcd.print("Blinking");
  digitalWrite(buzzer,HIGH);
  delay(100);
  digitalWrite(buzzer,LOW);
  delay(100);
}

void menuLDR(){
  int bacaLDR = analogRead(A0);
  int kecerahan = map(bacaLDR,1015,0,0,100);
  Serial.print("Menu Satu ");
  Serial.print("Nilai LDR= ");Serial.println(kecerahan);
 // lcd.clear();
  lcd.setCursor(0, 0);lcd.print("Menu LDR");
  lcd.setCursor(0, 1);lcd.print("Kecerahan:");
  lcd.setCursor(10,1);lcd.print(kecerahan);lcd.print("%");lcd.print(" ");
  delay(100);
}

void menuFlame(){
  int bacaFlame = analogRead(A0);
  int DeteksiApi = map(bacaFlame,1015,0,0,100);
  Serial.print("Menu Dua ");
  Serial.print("Nilai LDR= ");Serial.println(DeteksiApi);
  //lcd.clear();
  lcd.setCursor(0, 0);lcd.print("Menu Flame");
  if (DeteksiApi>50){lcd.setCursor(0, 1);lcd.print("DeteksiApi:Besar");}
  else if(DeteksiApi){lcd.setCursor(0,1);lcd.print("DeteksiApi:Kecil");}
  delay(100);
}

void menuJarak(){
  int bacaJarak = cm.ping_cm();
  Serial.print("Menu Tiga ");
  Serial.print("Nilai JARAK= ");Serial.println(bacaJarak);
  //lcd.clear();
  lcd.setCursor(0, 0);lcd.print("Menu Jarak");
  lcd.setCursor(0, 1);lcd.print("Nilai:");lcd.print(bacaJarak);lcd.print("cm");
  delay(100);
}

void menuSuhu(){
  sensors.requestTemperatures();
  int bacaSuhu = dht.readTemperature();
  Serial.print("Menu Empat ");
  Serial.print("Nilai SUHU= ");Serial.println(bacaSuhu);
  //lcd.clear();
  lcd.setCursor(0, 0);lcd.print("Menu Suhu:");lcd.print("  ");
  lcd.setCursor(0, 1);lcd.print("Nilai: ");lcd.print(bacaSuhu);lcd.print((char)223);lcd.print("C");lcd.print("  ");
  delay(1000);
}