Get User and Note => Average => To JSON

C++

#include <fstream>
#include <iostream>
#include <windows.data.json.h>
#include "single_include/nlohmann/json.hpp"

using namespace std;

void save_to_json(string* userInfo, float* nbrEnter)
{
    cout << "Enregistrement des informations en cours..." << endl;
    Sleep(1000);
    
    // Check if file exists "user.json"
    ifstream file("user.json");
    if (file.good())
    {
        // If the file exists, delete it
        remove("user.json");
    }
    else
    {
        // If the file does not exist, we create it
        ofstream file("user.json");
    }

    // Creating a json object
    nlohmann::json j;

    // Adding information to the json object
    // Create a "user information" category in the json object
    j["user informations"] = {
        // Added information in the “user information” category
        { "Nom", userInfo[0] },
        { "Prenom", userInfo[1] },
        { "Age", userInfo[2] }
    };

    // Create a "notes" category in the json object
    j["notes"] = {
        // Adding notes to the “notes” category
        { "Note 1", nbrEnter[0] },
        { "Note 2", nbrEnter[1] },
        { "Note 3", nbrEnter[2] },
        { "Moyenne", (nbrEnter[0] + nbrEnter[1] + nbrEnter[2]) / 3 }
    };
    
    // Writing to json file
    ofstream o("user.json");
    o << j << endl;

    // Closing the json file
    o.close();
    
    // Displaying a confirmation message
    cout << "Enregistrement terminer !" << endl;
}

void GetUserInfos()
{
    string userInfo[] = { "Nom", "Prenom", "Age" };
    string* userInfoPointer;
    float nbrEnter[] = { -1.0, -1.0, -1.0 };
    float* nbrEnterPointer;

    // Information is requested from the user
    for (int i = 0; i < 3; i++)
    {
        cout << "Entrez votre " << userInfo[i] << " : ";
        cin >> userInfo[i];
    }

    userInfoPointer = userInfo;

    // Clear console
    system("cls");

    // We ask the user for notes
    for (int i = 0; i < 3; i++)
    {
        cout << "Entrez la note " << i + 1 << " : ";
        cin >> nbrEnter[i];
    }

    nbrEnterPointer = nbrEnter;

    // Clear console
    system("cls");

    // Show information
    cout << "Nom : " << userInfo[0] << endl;
    cout << "Prenom : " << userInfo[1] << endl;
    cout << "Age : " << userInfo[2] << endl;
    cout << "La moyenne est de : " << (nbrEnter[0] + nbrEnter[1] + nbrEnter[2]) / 3 << endl;

    // Added delay before sending information to the save_to_json function
    save_to_json(userInfo, nbrEnterPointer);
}

int main(int argc, char* argv[])
{
    GetUserInfos();
    
    return 0;
}