Bird Hop

/*

@startuml
class Bird {
    - position: int
    - facingRight: boolean
    - static final int LIMIT
    + Bird()
    + hop(): void
    + turn(): void
    + toString(): String
}

class BirdHop {
    + main(args: String[]): void
}

BirdHop --> Bird : "Creates & Controls"
Bird --> java.util.Scanner : "Uses for random start"
@enduml

 */

import java.util.Scanner;

class Bird {

    private int position;
    private boolean facingRight;
    private static final int LIMIT = 10;

    public Bird() {
        this.position = 0;
        this.facingRight = true;
    }

    public void hop() {
        if (facingRight && position < LIMIT) {
            position++;
            System.out.println("The bird hopped!");
        } else if (!facingRight && position > -LIMIT) {
            position--;
            System.out.println("The bird hopped!");
        } else {
            System.out.println("The bird cannot move further in this direction! Please turn around.");
        }
    }

    public void turn() {
        facingRight = !facingRight;
        System.out.println("The bird turned.");
    }

    @Override
    public String toString() {
        String status = "Position: " + position + ", facing: " + (facingRight ? "Right -->" : "Left <--");
        return status;
    }
}

public class BirdHop {

    public static void main(String[] args) {
        try (Scanner scan = new Scanner(System.in)) {
            Bird bird = new Bird();
            String command;
            System.out.println("----- Welcome to the Bird Simulation -----");
            System.out.println("Commands: O (Output), H (Hop), T (Turn), E (Exit)");
            while (true) {
                System.out.println("Please enter a letter (O/H/T/E) to play: ");
                command = scan.nextLine().trim().toUpperCase();
                switch (command) {
                    case "O" ->
                        System.out.println(bird);
                    case "H" -> {
                        bird.hop();
                    }
                    case "T" -> {
                        bird.turn();
                    }
                    case "E" -> {
                        System.out.println("Game ended. Goodbye!");
                        return;
                    }
                    default -> {
                        System.out.println("Invalid command.");
                    }
                }
            }
        }
    }
}