package CourseRegistrationStarter;
import java.util.ArrayList;

public class Student
    {
    private String name;
    private String studentId;
    private ArrayList<Course> registeredCourses;

    public Student(String name, String studentId)
    {
        this.name = name;
        this.studentId = studentId;
        this.registeredCourses = new ArrayList<>();
    }

    public String getName() {
        return name;
    }

    public String getStudentId() {
        return studentId;
    }

    public boolean addCourse(Course c)
    {
        // Register the student in the course if capacity allows
        if (c.reduceCapacity())
        { // Reduce capacity, returns true if successful (capacity > 0)
            registeredCourses.add(c);
            System.out.println(name + " successfully registered for course: " + c.getCourseName());
            return true;
        }
        else
        {
            System.out.println(name + " could not register for course " + c.getCourseName() + ". Course is full.");
            return false;
        }
    }

    public boolean dropCourse(Course c)
    {
        // Remove the course from the student's list
        // Restore the course capacity if removal was successful
        if (registeredCourses.contains(c))
        {
            registeredCourses.remove(c);
            c.increaseCapacity(); // Restore capacity
            System.out.println(name + " successfully dropped course: " + c.getCourseName());
            return true;
        }
        else
        {
            System.out.println(name + " is not registered for course: " + c.getCourseName() + ", cannot drop.");
            return false;
        }
    }

    public void showRegisteredCourses()
    {
        // Print all registered courses
        System.out.println("\n--- Courses Registered by " + name + " ---");
        if (registeredCourses.isEmpty())
        {
            System.out.println(name + " is not registered for any courses.");
        }
        else
        {
            for (Course c : registeredCourses)
            {
                System.out.println("Name: " + c.getCourseName() + ", Code: " + c.getCourseCode());
            }
        }
        System.out.println("------------------------------------\n");
    }
}