// Sorted Circular Doubly-Linked List with Sentinel Node
// Specification file for the Student List class
// Written by: Iurii Tatishchev
// Reviewed by: Iurii Tatishchev
// IDE: CLion

#ifndef STUDENTLIST_H
#define STUDENTLIST_H

struct Student {
    double gpa;
    std::string name;
};

class StudentList {
private:
    // Declare a structure for the list
    struct ListNode {
        Student stu;     // The value in this node
        ListNode *forw;  // To point to the next node
        ListNode *back;  // To point to the previous node
    };

    ListNode *head;      // List head pointer
    int count;           // To keep track of the number of nodes in the list


public:
    StudentList();  // Constructor
    ~StudentList();   // Destructor

    // Linked list operations
    int getCount() const { return count; }

    void insertNode(Student);

    bool deleteNode(std::string);

    //void searchList() const;
    void displayListForw() const;

    void displayListBack() const;
};

#endif