using System Web using System Web Mvc using Microsoft AspNet Identity

using System.Web;
using System.Web.Mvc;
using Microsoft.AspNet.Identity;
using YourDrive.Models;

namespace YourDrive.Controllers
{
    [Authorize]
    public class DriveController : Controller
    {
        DriveRepository repository;
        DriveRepository Repository
        {
            get
            {
                return repository ??
                    (repository = new DriveRepository(User.Identity.GetUserId()));
            }
            set
            {
                repository = value;
            }
        }

        [HttpGet]
        public ActionResult Index()
        {
            return View();
        }

        [HttpPost]
        public JsonResult AddFile(string name, string catalogPath, HttpPostedFileBase file)
        {
            if (name == null || catalogPath == null || file == null) return Json(false);

            byte[] data = new byte[file.ContentLength];
            file.InputStream.Read(data, 0, data.Length);

            return Json(Repository.AddFile(name, catalogPath, data));
        }

        [HttpPost]
        public JsonResult DeleteFile(string name, string catalogPath)
        {
            return Json(Repository.DeleteFile(name, catalogPath));
        }

        [HttpPost]
        public JsonResult RenameFile(string name, string catalogPath, string newName)
        {
            return Json(Repository.RenameFile(name, catalogPath, newName));
        }

        [HttpGet]
        public FileContentResult DownloadFile(string name, string catalogPath)
        {
            return File(Repository.GetFile(name, catalogPath), "application/octet-stream");
        }

        [HttpPost]
        public JsonResult GetElements(string catalogPath)
        {
            return Json(Repository.GetElementsByCatalogPath(catalogPath));
        }

        [HttpPost]
        public JsonResult AddCatalog(string name, string catalogPath)
        {
            return Json(Repository.AddCatalog(name, catalogPath));
        }

        [HttpPost]
        public JsonResult DeleteCatalog(string name, string catalogPath)
        {
            return Json(Repository.DeleteCatalog(name, catalogPath));
        }

        [HttpPost]
        public JsonResult RenameCatalog(string name, string catalogPath, string newName)
        {
            return Json(Repository.RenameCatalog(name, catalogPath, newName));
        }

        [HttpPost]
        public JsonResult SwitchAccessMode(string catalogPath)
        {
            return Json(Repository.SwitchAccessMode(catalogPath));
        }

        [HttpPost]
        public JsonResult GetChangeToken(string catalogPath)
        {
            return Json(Repository.GetChangeToken(catalogPath));
        }
    }
}