campusShopLogin

#include <iostream>
#include <iomanip> //setw
#include <cmath> // math
#include <fstream>
#include <cstring>
#include <string>
#include <map>
#include <algorithm>

using namespace std;

// Big Daddy Menu ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

// hey future coder, when menu is written it needs parameters
// username,

void menu(string username, string password) {
    cout << "Hi";
}
// USERS ********************************************************
void addNewMembers(string name, string encrypt) {  // parameters are put to figure use variables in other functions of code
    string save;
    ofstream Users; // file stream
    Users.open("txt/Users.txt", ios::app);
    if(Users.is_open()) {
        Users << name << ':' << encrypt << '\n';  // appends to file called Users
    } else {
        cout << "Error with file opening";
    }
    Users.close();
    save = name + "." + encrypt;

    menu(name, save);

}

void algorithmNewUser(string ps, string name_of_user) {
    string hashnsalt; // acts sorta like a transitional function

    reverse(ps.begin(),ps.end());
    hashnsalt = ps + "6" ;
    reverse(hashnsalt.begin(),hashnsalt.end());
    hashnsalt += "8";
    reverse(hashnsalt.begin(),hashnsalt.end());

    // cout << hashnsalt << "\n";   #++++++++++++++++++ FLAG ALERT
    addNewMembers(name_of_user, hashnsalt);
}

void newUser() {
    string username, password;
    cout << "Input a new username: ";
    cin >> username;
    while((4) != password.length()) {  // if length != 4 then keep running
        cout << "Input a 4 number pin as a password: ";
        cin >> password;
    }
    algorithmNewUser(password, username);
}
//////////////////////////////////////// THE GREAT WALL OF USERS


void welcomingReturningMember(string ps, string userName) { // welcomes returning user and also checks for username via password
    string username, key, line, save;
    int elseChoice;
    int j = 1; // it's the runner again

    fstream Users;

    key = userName + ":" + ps;
    Users.open("txt/Users.txt");
    if(Users.is_open()) {




        while (!Users.eof() && (j == 1)) {
            getline(Users,line);
            if(key == line) {
                cout << "Welcome back, " << userName << "!";
                break;
            }
            else {
                cout << "User not found\n";
                cout << "New Account?\n[Enter integer]\n1.Yes\n2.No\n>";
                cin >> elseChoice;
                switch(elseChoice) {
                    case 1:
                        j -= 1;
                        newUser();
                        break;
                    case 2:
                        j -= 1;
                        cout << "Too bad, you are becoming a New Member\n\n";
                        newUser();
                        break;
                    default:
                        cout << "Okay well, that's not a choice";
                    }

            }
        }








    } else {
        cout << "File not working";
    }
    save = userName + "." + ps;
    menu(userName, save);
}

void returningUserAlgorithm(string pswd, string user) {
    string saltyhash; // just a standard decaration fam
    reverse(pswd.begin(),pswd.end());   // reverses the order
    saltyhash = pswd + "6";
    reverse(saltyhash.begin(),saltyhash.end());
    saltyhash += "8";
    reverse(saltyhash.begin(),saltyhash.end());// finishes the 6br8-Algoritm

    welcomingReturningMember(saltyhash, user);
}

void returningUser() {
    string username, password;
    cout << "Enter username: ";
    cin >> username;

    while((4) != password.length()) {
        cout << "Enter password: ";
        cin >> password;
    }
    returningUserAlgorithm(password, username);
}

void user() {
    int user_choice, runner = 1;
    string user_prompt;

    while(runner == 1) {
        user_prompt = "[Enter digit]\n1.New User\n2.Returning User\n>";

        cout << user_prompt;
        cin >> user_choice;
        switch(user_choice) {
            case 1:
                runner -= 1;
                newUser();
                break;
            case 2:
                runner -= 1;
                returningUser();
                break;
            default:
                cout << "Not a valid choice";
                break;
        }
    }


}

//
void buyingMenu() {
    int runner = 1;
    char userChoice;
    while (runner == 1) {
        cout << "Inventory: ";
            cout << "1: Father Azzarto Bobblehead: 25 Tokens.\n";
            cout << "2: Gloves: 7 Tokens.\n";
            cout << "3: Large Duffle Bag: 30 Tokens.\n";
            cout << "4: Winter Had: 20 Tokens.\n";
            cout << "5: Black Quilted Jacket: 45 Tokens.\n";
            cout << "6: Varsity Sweater: 50 Tokens.\n";
            cout << "7: Prep Socks: 15 Tokens.\n";
            cout << "8: Tie Bar: 10 Tokens.\n";
            cout << "9: Blue Prep Tie: 30 Tokens.\n";
            cout << "10: SPP Belt: 25 Tokens.\n";
        cout << "\nSelect what item you want to buy [1-10]: \n";
        cin >> userChoice;
        switch(userChoice) {
            case 1:

                break;
        } // switch statement
    } // while loop
}


// Lil God ########################################################
int main() {
    cout << "Prep Campus Shop_V2" << "\n==========================\n";
    user();


    return 0;
}