#include <LiquidCrystal_I2C.h>
#include <Wire.h>
#define TRIG_PIN  12
#define ECHO_PIN  13

//#define BLYNK_TEMPLATE_ID           "TMPxxxxxx"
//#define BLYNK_TEMPLATE_NAME         "Device"
//#define BLYNK_AUTH_TOKEN            "YourAuthToken"

/* Comment this out to disable prints and save space */
//#define BLYNK_PRINT Serial


//#include <WiFi.h>
//#include <WiFiClient.h>
//#include <BlynkSimpleEsp32.h>

// Your WiFi credentials.
// Set password to "" for open networks.
//char ssid[] = "Wokwi-GUEST";
//char pass[] = "";


float duration, distance;

int ledRed = 23;
int ledGreen = 18;
int ledYellow = 15;
int JetPump = 14;
int pushButton = 5;
int mode;

LiquidCrystal_I2C lcd(0x27, 20, 4);

void setup() {
   //Blynk.begin(BLYNK_AUTH_TOKEN, ssid, pass);
  // put your setup code here, to run once:
  Serial.begin(9600);
  pinMode(ledRed, OUTPUT);
  pinMode(ledGreen, OUTPUT);
  pinMode(ledYellow, OUTPUT);
  pinMode(JetPump, OUTPUT);
  pinMode(TRIG_PIN, OUTPUT); 
  pinMode(ECHO_PIN, INPUT);  
  pinMode(pushButton, INPUT_PULLUP);

  lcd.init();
  lcd.backlight();
  lcd.clear();
 lcd.setCursor(0, 0);
 lcd.print("   Water Pump   ");
 lcd.setCursor(0, 1);
 lcd.print("    Otomatis   ");
 delay(2000);
 lcd.clear();
 lcd.setCursor(0, 0);
 lcd.print("   Pendeteksi  ");
 lcd.setCursor(0, 1);
 lcd.print(" Ketinggian Air ");
 delay(2000);
 lcd.clear();
 lcd.setCursor(0, 0);
 lcd.print(" Dirancang Oleh  ");
 lcd.setCursor(0, 1);
 lcd.print("  Kelompok 19  ");
 delay(2000);
 lcd.clear();
 lcd.setCursor(0, 0);
 lcd.print("  System Ready  ");
 lcd.clear();
 delay(500);
}


void loop() {
  if(digitalRead)
  // put your main code here, to run repeatedly:
  digitalWrite(TRIG_PIN, HIGH);
  delayMicroseconds(10);
  digitalWrite(TRIG_PIN, LOW);




  duration = pulseIn(ECHO_PIN, HIGH);

  distance = 0.017 * duration;
 Serial.print(distance);
  
  if (distance >=380) {
    digitalWrite(ledGreen, LOW);
    digitalWrite(ledRed, HIGH);
    digitalWrite(ledYellow, LOW);
    digitalWrite(JetPump, HIGH);
    Serial.println("  AIR HABIS    ");
    lcd.setCursor(1, 0);
  lcd.print("  AIR HABIS    ");
  }
  
  if (distance >=200 && distance <=380) {
    digitalWrite(ledGreen, LOW);
    digitalWrite(ledRed, LOW);
    digitalWrite(ledYellow, HIGH);
    digitalWrite(JetPump, HIGH);
    Serial.println("SEDANG MENGISI");
    lcd.setCursor(1, 0);
  lcd.print("SEDANG MENGISI");
  }

  if (distance <=5 && distance <= 200){
    digitalWrite(ledGreen, HIGH);
    digitalWrite(ledRed, LOW);
    digitalWrite(ledYellow, LOW);
    digitalWrite(JetPump, LOW);
    Serial.println("   AIR PENUH    ");
    lcd.setCursor(0, 0);
    lcd.print("   AIR PENUH     ");
  }
  delay(2000);
  
  if (digitalRead(pushButton)==LOW)
   {
     lcd.setCursor(0,0);
     lcd.print("");
     digitalWrite(JetPump, LOW);
     

   }

    
     
    

}