using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;

namespace BlackJack
{
    class GameData
    {
        private const string dPath = "c:\\CP2BlackJack";

        public string userName { get; set; }

        //Determine if game directory exist - create if needed
        public void CheckGameDirectory()
        {
            //This will happen the first time the program runs
            if (!Directory.Exists(dPath))
                Directory.CreateDirectory(dPath);

        }//end of CheckGameDirectory()

        //Determine if User's directory exists - create if needed
        //Directories should be userName's
        public string CheckPlayerDirectory()
        {
            this.CheckGameDirectory();
            Console.WriteLine("Enter Username Here");
            userName = Console.ReadLine();

            //This will happen everytime the player logs into play
            if (!Directory.Exists(dPath + "\\" + userName))
            {
                Console.WriteLine("This aappears to be your first login");
                Console.WriteLine("If this is true type yes");
                string responce = Console.ReadLine().ToLower();
                if (responce.Equals("yes"))
                    Setup(dPath, userName);
                else
                {
                    Console.WriteLine("There was an error - please restart program.");
                    Console.ReadLine();
                    Environment.Exit(0);
                }
            }
            else
                Login("c:\\CP2BlackJack\\" + userName + "\\Login.txt", userName);

            return userName;
        }//End of Directory()

        //Determine if file exists - create if needed
        public void CheckFile(string fPath, string fName)
        {
            if (!File.Exists(fPath + fName))
            {
                File.Create(fPath + fName).Close();
            }
        }//End of CheckFile()
        //Setup Directories and files

        public void Setup(string dPath, string userName)
        {
            Directory.CreateDirectory(dPath + "\\" + userName);
            String fileName = dPath + "\\" + userName + "\\" + "Login.txt";
            File.Create(fileName).Close();

            FileStream fs = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.None);
            StreamWriter sw = new StreamWriter();
            sw.WriteLine("userName:" + strPassword);
            sw.Close();
            fs.Close();

            fileName = dPath + "\\" + userName + "\\" + "Data.txt";
            File.Create(fileName).Close();
        }

        public void Login(string fPath, string userName)
        {
            string temp = null;
            string storedPassword = null;

            FileStream fs = new FileStream(fPath, FileMode.Open, FileAccess.Read, FileShare.None);
            StreamReader sr = new StreamReader();

            temp = sr.ReadToEnd();
            sr.Close();
            fs.Close();

            int startHere = temp.IndexOf("password:") + 9;
            storedPassword = (temp.Substring(startHere).Trim());

            Console.WriteLine("Enter your password");
            string inputPassword = Console.ReadLine().Trim();

            if (storedPassword.Equals(inputPassword))
                Console.WriteLine("Password matches \nPress Enter to Continue");
            else
                Console.WriteLine("No match - stored Password is " + storedPassword + " input Password is " + inputPassword);

            Console.ReadLine();

        }

        public void UpdateData(string fileName, string userName, string data)
        {
            FileStream fs = new FileStream(fileName, FileMode.Append, FileAccess.Write, FileShare.None);
            StreamWriter sw = new StreamWriter(fs);
            sw.WriteLine(data);
            sw.Close();
            fs.Close();
        }

        public void ReadData()
        {
        }
    }
}