package me.user.school;

import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner input = new Scanner(System.in);
        System.out.println("Create a username:");
        String user = input.next();

        System.out.println("Create a password:");
        String pass = input.next();

        System.out.println("Your credentials are set.");
        second(user, pass);
    }

    private static void second(String user, String pass) {
        Scanner input = new Scanner(System.in);
        System.out.println("Enter your username:");
        String user2 = input.next();

        System.out.println("Enter your password:");
        String user3 = input.next();

        if (user2.equals(user) && user3.equals(pass)){
            System.out.println("Verifying...");
            System.out.print("Welcome! ");

        } else {
            System.out.println("Verifying...");
            System.out.println("Incorrect credentials!");
            second(user, pass); }
        System.out.println("Are you okay if I call you " + user + "?");
        String decision = input.next();
        if (decision.equalsIgnoreCase("yes"))
        {System.out.println("Good to know, " + user + ". " + "What would you like to do?");
            System.out.println("1 - open calculator");
            System.out.println("2 - log off");
            System.out.println("3 - close menu");

        } else {
            System.out.println("What would you like me to call you?");
            input.nextLine();
            String person = input.nextLine();
            System.out.println("No problem, " + person + ".");
            System.out.println("What would you like to do, " + person + "?");
            System.out.println("1 - open calculator");
            System.out.println("2 - log off");
            System.out.println("3 - close menu");
            System.out.println("4 - password generator");
        }
        int x = input.nextInt();
        switch (x){
            case 1:
                System.out.println("Loading...");
                System.out.println("Calculator loaded.");
                System.out.println("Enter first integer:");
                int y = input.nextInt();
                System.out.println("Enter second integer:");
                int z = input.nextInt();
                System.out.println("Adding numbers...");
                System.out.print(y + z);
                System.out.println(" is the answer.");
                return;
            case 2:
                System.out.println("Logging off...");
                second(user, pass);
            case 3:
                System.exit(0);
                break;

        }
    }

}