#pragma once
#include "ListE.hpp"
#include "Record.hpp"
#define ASCENT true
#define DESCENT false

enum SortBy {
    RecordID,
    RecordDate,
    RecordCourseName,
    RecordStudentID,
    RecordStudentName,
    RecordType
};

class ListDisplay {
private:
    const List<BaseRecord *> &allRecordsPtrList;
    List<BaseRecord *> filteredRecordsPtrList;
    Date fromDate;
    Date toDate;
    Student searchForStu;
    std::string searchForCourseName;
    StuRecord::RecordType searchForRecordType;
    int recordNumPerPage;
    // The current page index, starting from 0
    int currentPageIndex;
    int maxPageIndex;
    bool sortOrder;
    SortBy sortByProp;
    const std::string searchForCourseNameToString() const;
    const std::string searchForRecordTypeToString() const;

public:
    ListDisplay(const List<BaseRecord *> &_allRecordsPtrList);
    bool hasNext();
    bool hasPrev();
    void next();
    void prev();
    void display();
    // Set the new sort by. Does not display new result.
    void setSortBy(const SortBy _propName);
    // Set the new sort order. Does not display new result.
    void setSortOrder(const bool newOrder);
    // Filp the sort Order to the opposite way. Does not dispaly new result.
    void flipSortOrder();
    // Make sure the filteredRecordsPtrList matches current searching criteria.
    // Does not display new result.
    void reapplyFilter();
    // Ask for a record ID, and display the complete info right away. If the
    // requested ID does not exist, simply display an error message and exit.
    void promptForRecordID();
    void promptForFromDate();
    void promptForToDate();
    void promptForSearchStuID();
    void promptForSearchStuName();
    void promptForCourseName();
    void promptForRecordType();
    void promptRecordNumPerPage();
    // Disable all search limits, not including sortby and ascent descent.
    void resetSearch();
};