StudentRegistry-Pro/Source.cpp at main · Kianis534/StudentRegistry-Pro · GitHub

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#include <iostream>
#include <string>
#include <limits>

#ifdef _WIN32
    #define NOMINMAX // Prevent Windows.h from defining min and max macros
    #include <windows.h>
#endif

#include "Student.h"
#include "Directory.h"
#include "UIUtils.h"

using namespace std;

static void clearScreen() {
    #ifdef _WIN32
        system("CLS");
    #else
        cout << "\033[2J\033[1;1H";
    #endif
}

static void pressEnterToContinue() {
    cout << UI::YELLOW << "\n  >>> Press Enter to continue... " << UI::RESET;
    // std::max is now safe because of NOMINMAX
    cin.ignore(numeric_limits<streamsize>::max(), '\n');
}

static void displayMenu() {
    UI::printHeader();
    cout << UI::CYAN << "  ┌───────────────────────────────────────────┐" << endl;
    cout << "  │ " << UI::BOLD << "MAIN MENU" << UI::RESET << UI::CYAN << "                                 │" << endl;
    cout << "  ├───────────────────────────────────────────┤" << endl;
    cout << "  │  " << UI::YELLOW << "[1]" << UI::RESET << "  Insert a New Student               │" << endl;
    cout << "  │  " << UI::YELLOW << "[2]" << UI::RESET << "  Update Existing Record             │" << endl;
    cout << "  │  " << UI::YELLOW << "[3]" << UI::RESET << "  Delete a Record                    │" << endl;
    cout << "  │  " << UI::YELLOW << "[4]" << UI::RESET << "  Search Registry (Name/ID)          │" << endl;
    cout << "  │  " << UI::YELLOW << "[5]" << UI::RESET << "  List All Students                  │" << endl;
    cout << "  │  " << UI::YELLOW << "[6]" << UI::RESET << "  Sort Registry by Name              │" << endl;
    cout << "  │  " << UI::YELLOW << "[7]" << UI::RESET << "  Sort Registry by ID                │" << endl;
    cout << "  │  " << UI::RED << "[8]" << UI::RESET << "  Save and Exit                      │" << endl;
    cout << UI::CYAN << "  └───────────────────────────────────────────┘" << UI::RESET << endl;
    cout << UI::BOLD << "  Select Choice [1-8]: " << UI::RESET;
}

int main() {
    // FIX: Set Windows Console to UTF-8 to support Boxes and ASCII Art
    #ifdef _WIN32
        SetConsoleOutputCP(CP_UTF8);
        SetConsoleCP(CP_UTF8);
    #endif

    Directory directory;
    const string filename = "registry.txt";

    clearScreen();
    UI::showLoading("  Initializing Registry Engine");
    directory.loadFromFile(filename);

    int choice = 0;
    while (true) {
        clearScreen();
        displayMenu();

        if (!(cin >> choice)) {
            cin.clear();
            cin.ignore(numeric_limits<streamsize>::max(), '\n');
            continue;
        }
        cin.ignore();

        if (choice == 8) {
            UI::showLoading("  Encrypting and Saving Data");
            directory.saveToFile(filename);
            cout << UI::GREEN << "\n  Registry Safe. Have a great day!" << UI::RESET << endl;
            break;
        }

        switch (choice) {
            case 1: {
                string n, i, a, p;
                cout << UI::CYAN << "\n  --- New Record Entry ---\n" << UI::RESET;
                cout << "  Enter Name: "; getline(cin, n);
                cout << "  Enter ID:   "; getline(cin, i);
                cout << "  Enter Addr: "; getline(cin, a);
                cout << "  Enter Phon: "; getline(cin, p);
                directory.insertStudent(Student(n, i, a, p));
                break;
            }
            case 2: {
                string id;
                cout << UI::YELLOW << "\n  Enter ID to update: " << UI::RESET; getline(cin, id);
                directory.updateStudent(id);
                break;
            }
            case 3: {
                string id;
                cout << UI::RED << "\n  Enter ID to DELETE: " << UI::RESET; getline(cin, id);
                directory.deleteStudent(id);
                break;
            }
            case 4: {
                string query;
                cout << UI::CYAN << "\n  Search System (Sub-string scan): " << UI::RESET; getline(cin, query);
                directory.searchStudent(query);
                break;
            }
            case 5: {
                directory.listDirectory();
                break;
            }
            case 6: {
                UI::showLoading("  Optimizing Alphabetical Order");
                directory.sortByName();
                break;
            }
            case 7: {
                UI::showLoading("  Indexing by Numerical ID");
                directory.sortByID();
                break;
            }
            default:
                UI::printError("Invalid choice detected!");
        }
        pressEnterToContinue();
    }
    return 0;
}