/*----------------------------------------------------------------
 * Module Name  : OptionsFile
 * Description  : Saves and retrievs application options
 * Author       : Danny
 * Date         : 10/02/2010
 * Revision     : 1.00
 * --------------------------------------------------------------*/
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Net;
using System.IO;
using AboutIt;
using General_utility;
using WindowsFormsApplication1;
using System.Configuration;

/*
 *  Introduction :
 * 
 *  This module helps in saving application options
 * 
 * 
 *  Typical file could look like this:
 *  user_color=Red
 *  time_left=30
 *  
 * 
 * 
 * 
 * 
 * */
namespace DannyGeneral
{
    class OptionsFile
    {
        /*----------------------------------------
         *   P R I V A T E     V A R I A B L E S 
         * ---------------------------------------*/
        
        /*---------------------------------
         *   P U B L I C   M E T H O D S 
         * -------------------------------*/
        string path_exe;
        string temp_settings_file;
        string temp_settings_dir;
        string Options_File;
        StreamWriter sw;
        StreamReader sr;
        FileStream fs;
        
/*----------------------------------------------------------
 * Function     : OptionsFile
 * Description  : Constructor
 * Parameters   : file_name is the name of the file to use
 * Return       : none
 * --------------------------------------------------------*/
    public  OptionsFile(string settings )
    {
        
        if (File.Exists(settings))
        {
            
        }
        else
        {
        File.Create(settings);
        }
        Options_File = settings;
        path_exe = Path.GetDirectoryName(Application.ExecutablePath);
        
        
    }
/*----------------------------------------------------------
 * Function     : GetKey
 * Description  : gets the value of the key.
 * Parameters   : key
 * Return       : value of the key if key exist, null if not exist
 * --------------------------------------------------------*/
    public string GetKey(string key)
    {
        
      //  string value_of_each_key;
        string key_of_each_line;
        string line;
        int index;
        string key_value;
        key_value = null;    
        sr=File.OpenText(Options_File);
        while (null != (line = sr.ReadLine()))
        {
            
            index = line.IndexOf("=");
           
            
           //    value_of_each_key = line.Substring(index+1);
            if (index >= 1)
            {
                key_of_each_line = line.Substring(0, index);
                if (key_of_each_line == key)
                {
                    key_value = line.Substring(key.Length + 1);
                }
            }
            else
            {
            }
            
        }
        sr.Close();
        return key_value;
        
        }
       
        
     
    
/*----------------------------------------------------------
 * Function     : SetKey
 * Description  : sets a value to the specified key
 * Parameters   : key and a value
 * Return       : none
 * --------------------------------------------------------*/
    public void SetKey(string key , string value )
    {
        temp_settings_file = "\\temp_settings_file.txt";
        temp_settings_dir = path_exe + @"\temp_settings";
        Directory.CreateDirectory(temp_settings_dir);
        File.Create(temp_settings_dir + temp_settings_file);
        fs = new FileStream(temp_settings_dir + temp_settings_file, FileMode.Append);
        sw = new StreamWriter(temp_settings_dir+temp_settings_file);
        sw.WriteLine(key + "=" + value);
        sw.Close();
        return;
        
    }
        /*---------------------------------
         *   P R I V A T E    M E T H O D S 
         * -------------------------------*/

    }
}

  fs = new FileStream(temp_settings_dir + temp_settings_file, FileMode.Append);

        path = temp_settings_dir + temp_settings_file
        if (!File.Exists(path))
        {
            using (StreamWriter sw = File.Create(path))
            {
                sw.WriteLine(key + "=" + value);
            }
        }