using framework_business;
using framework_library;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Web;
using System.Web.Hosting;

/// <summary>
/// Summary description for update
/// </summary>
public class xService
{
    public xService()
    {
        //
        // TODO: Add constructor logic here
        //
    }



    #region version methods

    /// <summary>
    /// Byte Array to get a version
    /// </summary>
    /// <param name="customerCode"></param>
    /// <param name="licenceKey"></param>
    /// <param name="versionNo"></param>
    /// <param name="file"></param>
    /// <returns></returns>
    public static byte[] GetVersion(string customerCode, string licenceKey, string versionNo, string file)
    {
        byte[] result = null;
        Stream fs = new MemoryStream();
        string path = String.Empty;
        try
        {
            //first validate the licence
            if (licenceHandler.GetLicence(licenceKey).customerCode == customerCode)
            {
                //validate the folder is there
                utils.validateFolder(HostingEnvironment.MapPath("~/release/" + versionNo + "/"));
                path = HostingEnvironment.MapPath("~/release/" + versionNo + "/" + file);
                //check if the file exists
                if (File.Exists(path))
                {
                    //Create File Stream
                    fs = new FileStream(path, FileMode.Open, FileAccess.Read);
                    //Create Byte
                    result = new Byte[fs.Length];
                    //Read the File from the Memory Stream
                    fs.Read(result, 0, result.Length);
                    //Close File Stream
                    fs.Close();
                }
            }
        }
        catch (Exception ex)
        {
            throw ex;
        }
        return result;
    }


    /// <summary>
    /// bool to save a version release
    /// </summary>
    /// <param name="versionData"></param>
    /// <param name="versionNo"></param>
    /// <param name="file"></param>
    /// <returns></returns>
    public static bool SaveVersion(byte[] versionData, string versionNo, string file)
    {
        bool result = false;
        Stream fs = new MemoryStream();
        string path = String.Empty;
        try
        {
            //validate the folder
            utils.validateFolder(HostingEnvironment.MapPath("~/release/" + versionNo + "/"));
            path = HostingEnvironment.MapPath("~/release/" + versionNo + "/" + file);
            //delete previous version of the file
            if (File.Exists(path))
                File.Delete(path);

            fs = new FileStream(path, FileMode.Create, FileAccess.Write);
            fs.Write(versionData, 0, versionData.Length);
            fs.Close();

            result = true;
        }
        catch (Exception ex)
        {
            throw ex;
        }
        return result;
    }

    #endregion


}