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C-/C++-Quelltext

#include <iostream>
#include <fstream>
#include <string>

#include "user.hpp"

using namespace std;

// prototypes
void menu();
void createFiles();


#pragma once
int main()
{
    // variables
    bool running = true;    // while running = true, program is running
    // query actual ID (the number of already existing users
    int actualID = 0;
    ifstream input("actualNumber.id", ios::binary);
    input.read((char*)&actualID, sizeof(actualID));
    input.close();
    // create array of instances of user
    CUser* user[10];  // <----- DIESES ARRAY SOLL IN DIE DATEI GESCHRIEBN WERDEN

    // main course
    while (running)
    {
        // print out a menu
        menu();
        // query
        int selection;
        std::cin >> selection;

        switch (selection)
        {
        case 1:    // create a new user
            char name[30];                                              // name of new user
            char position[30];                                          // position of new user
            // clear BUFFER and get input
            cin.clear();
            cin.ignore(INT_MAX, '\n');
            std::cout << "Name:\t";     cin.get(name, 29);              // ask for the user's name
            // clear BUFFER and get input
            cin.clear();
            cin.ignore(INT_MAX, '\n');
            std::cout << "Position:\t"; cin.get(position, 29);          // ask for the user's position
            // create new instance
            user[actualID] = new CUser();
            user[actualID]->Init(name, position);

            // update actual number of IDs
            actualID++;
            break;

        case 4:     // stop program and save all changed datas
            ofstream output("actualNumber.id", ios::binary);
            output.write((char*)&actualID, sizeof(actualID));
            output.close();

            // stop program
            running = false;
        }
    }
    return 0;
}


// print out the menu
void menu()
{
    std::cout << "Bitte waehle die gewuenschte Option aus:\n";
    std::cout << "\t1: Neuen Benutzer anlegen\n";
    std::cout << "\t2: Lager verwalten\n";
    std::cout << "\t3: Statistik ansehen\n";
    std::cout << "\t4: Programm beenden\n";
}

// create all required folders (only call when first use of program)
void createFiles()
{
    // actual ID
    int actualID = 0;
    ofstream output("actualNumber.id", ios::binary);
    output.write((char*)&actualID, sizeof(actualID));
    output.close();
}