#include <Servo.h>
#include <LiquidCrystal.h>


// Define LCD pin connections
const int rs = 12;
const int en = 11;
const int d4 = 5;
const int d5 = 4;
const int d6 = 3;
const int d7 = 2;
const int redPin = 8; //red light 
const int yellowPin = 7; //yellow light 
const int SERVO_PIN = 9;

Servo servo;
LiquidCrystal lcd(rs, en, d4, d5, d6, d7);

void setup() {
  servo.attach(SERVO_PIN);
  pinMode(redPin, OUTPUT);
  pinMode(yellowPin, OUTPUT);
  lcd.begin(16, 2); // Initialize 16x2 LCD
    lcd.setCursor(4, 0); // Set cursor to first row, first column
      lcd.print("Welcome!"); // Display text
    lcd.setCursor(0, 1); // Set cursor to second row, first column
      lcd.print("BAN-BAWS MACHINE");
        delay(3000);
    lcd.clear();
    lcd.setCursor(0, 0);
      lcd.print("Please Wait");
        delay(1000);
      lcd.print(".");
        delay(300);
      lcd.print(".");
        delay(300);
      lcd.print(".");
        delay(300);
    lcd.clear();

}
void loop(){
servo.write(0);
  lcd.setCursor(0, 0);
    lcd.print("Drop Your Waste");
  lcd.setCursor(0, 1);
    lcd.print("HERE!!!");
  lcd.clear();
  delay(300);
  digitalWrite(8, HIGH);
    delay(3000);
  digitalWrite(8, LOW);
    delay(300);
  
  servo.write(90); //rotate to 180°
    lcd.setCursor(0, 0);
      lcd.print("BIODEGRADABLE");
    lcd.setCursor(3,0);
      lcd.print("DETECTED");
      lcd.clear();
    digitalWrite(7, HIGH);
      delay(5000);
    
    servo.write(0); //rotate to initial position
    digitalWrite(7, LOW);
      delay(300);
       return 44;
      
    
    
}