using System;
using UnityEngine;

public class Hacker : MonoBehaviour
{
    //Game State
    int level;
    enum Screen { MainMenu, Password, Database};
    Screen currentScreen;
    string password;
    string[] passwords1 = {"mouse", "horse", "bird", "worm", "sheep" };
    string[] passwords2 = { "butterfly", "dolphin", "scorpion", "hedgehog", "giraffe" };
    string[] passwords3 = { "chimpanzee", "armadillo", "mockingbird", "rhinoceros", "salamander" };

    System.Random random = new System.Random();

    //#########################################################################
    void Start()
    {
        ShowMainMenu();
    }

    //#########################################################################
    void ShowMainMenu()
    {
        level = 0;
        currentScreen = Screen.MainMenu;
        Terminal.ClearScreen();
        Terminal.WriteLine("---ZOO OF VIENNA - Animal Database ---");
        Terminal.WriteLine("");
        Terminal.WriteLine("What data do you want to access?");
        Terminal.WriteLine("");
        Terminal.WriteLine("1) Animals-database. (sensitivity: *)");
        Terminal.WriteLine("2) Employee-database.(sensitivity: **)");
        Terminal.WriteLine("3) Donators-database.(sensitivity: ***)");
        Terminal.WriteLine("");
        Terminal.WriteLine("Choose by entering a number: ");
    }

    //#########################################################################
    void OnUserInput(string input)
    {
        if (input == "menu")
        {
            ShowMainMenu();
        }
        else if (currentScreen == Screen.MainMenu)
        {
            RunMainMenu(input);
        }
        else if (currentScreen == Screen.Password)
        {
            CheckPassword(input);
        }
        else
        {
            ShowMainMenu();
        }
    }

    //#########################################################################
    private void RunMainMenu(string input)
    {
        int randomPasswordNumber = random.Next(0, 5);

        switch (input)
        {
            case "1":
                level = int.Parse(input);
                password = passwords1[randomPasswordNumber];
                break;
            case "2":
                level = int.Parse(input);
                password = passwords2[randomPasswordNumber];
                break;
            case "3":
                level = int.Parse(input);
                password = passwords3[randomPasswordNumber];
                break;
            default:
                Terminal.WriteLine("Input 1, 2, 3 or menu to return.");
                break;
        }

        StartGame();
    }
    /*
    private void RunMainMenu(string input)
    {
        bool isValidInput = (input == "1" || input == "2" || input == "3");
        if (isValidInput)
        {
            int randomPasswordNumber = random.Next(0, 5);
            level = int.Parse(input);

            if (level == 1)
            {
                password = passwords1[randomPasswordNumber];
            }
            if (level == 2)
            {
                password = passwords2[randomPasswordNumber];
            }
            if (level == 3)
            {
                password = passwords3[randomPasswordNumber];
            }

            StartGame();
        }
        else
        {
            Terminal.WriteLine("Please input 1, 2, 3 or menu to return.");
        }

    }
    */

    //#########################################################################
    private void StartGame()
    {
        currentScreen = Screen.Password;
        Terminal.ClearScreen();
        Terminal.WriteLine("---ZOO OF VIENNA - Animal Database ---");
        Terminal.WriteLine("");
        Terminal.WriteLine("Enter password: ");

    }

    //#########################################################################
    private void CheckPassword(string input)
    {
        if(input == password)
        {
            Terminal.WriteLine("Signed in. Welcome.");
        }
        else
        {
            Terminal.WriteLine("Wrong password. Try again.");
        }
    }

}