using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using Telerik.Web.Mvc.UI;
using System.IO;
using Com.Hospira.Sox.Utility;
using log4net;

namespace Com.Hospira.Controllers
{
    public class ImageBrowserController : EditorFileBrowserController    
    {        
        private const string contentFolderRoot = "~/Content/";
        private const string prettyName = "Editor/";        
        private static readonly string[] foldersToCopy = new[] { "~/Content/Editor" };          
         protected ILog logger = null;

         public ImageBrowserController()
         {
             logger = LogManager.GetLogger(this.GetType());
             logger.Info("File Name : ImageBrowserController");
         }
        public override string[] ContentPaths        
        {            
            get            
            {                
                return new[] 
                {
                    CreateUserFolder()
                };            
            }        
        }        
        private string UserID        
        {            
            get {
                var obj = Session[GlobalConstant.AUTHENTICATION_LOGINSESSIONKEY];                
                if (obj == null)                
                {
                    Session[GlobalConstant.AUTHENTICATION_LOGINSESSIONKEY] = obj = DateTime.Now.Ticks.ToString();                
                }                
                return (string)obj;            
            }        
        }                
        private string CreateUserFolder()        
        {
            
            var userFolder = Path.Combine("TempFiles", UserID);            
            var virtualPath = Path.Combine(contentFolderRoot, userFolder, prettyName);            
            var path = Server.MapPath(virtualPath);
            logger.Info("Editor path" + path);
            try
            {
                if (!Directory.Exists(path))
                {
                    Directory.CreateDirectory(path);
                    foreach (var sourceFolder in foldersToCopy)
                    {
                        CopyFolder(Server.MapPath(sourceFolder), path);
                    }
                }
            }
            catch (Exception ex)
            {
                logger.Error("ImageBrowserController.CreateUserFolder",ex);
            }
            return virtualPath;        
        }        
        private void CopyFolder(string source, string destination)        
        {                
            try
            {
                if (!Directory.Exists(destination))
                {
                    Directory.CreateDirectory(destination);
                }
                foreach (var file in Directory.EnumerateFiles(source))
                {
                    var dest = Path.Combine(destination, Path.GetFileName(file));
                    System.IO.File.Copy(file, dest);
                }
                foreach (var folder in Directory.EnumerateDirectories(source))
                {
                    var dest = Path.Combine(destination, Path.GetFileName(folder));
                    CopyFolder(folder, dest);
                }
            }
            catch(Exception ex)
            {
                logger.Error("ImageBrowserController.CopyFolder",ex);
            }
        }    
    }
}