source: branches/WebApplication/MVC2/HLWebOKBAdminPlugin/Controllers/ProblemController.cs @ 6272

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using HLWebOKBAdminPlugin.Models;
using HLWebOKBAdminPlugin.OKBAdministrationService;
using System.IO;

namespace HLWebOKBAdminPlugin.Controllers
{
    /// <summary>
    /// Controller for Problem Submenu
    /// </summary>
  public class ProblemController : Controller
  {
    /// <summary>
    /// Controller for Index View
    /// </summary>
    /// <returns></returns>
    public ActionResult Index()
        {
            Session["SelectedSubMenu"] = "Problem";
            ProblemModel pm = new ProblemModel();
      return View(pm);
    }

        /// <summary>
        /// Controller for Index View
        /// </summary>
        /// <returns></returns>
        public ActionResult SortAsc() {
            Session["SelectedSubMenu"] = "Problem";
            ProblemModel pm = new ProblemModel();
            pm.Problems = pm.Problems.OrderBy(x => x.Name).ToList<Problem>();
            return View("Index",pm);
        }

        /// <summary>
        /// Controller for Index View
        /// </summary>
        /// <returns></returns>
        public ActionResult SortDesc() {
            Session["SelectedSubMenu"] = "Problem";
            ProblemModel pm = new ProblemModel();

            //this is code for testing sortorder
            IOrderedEnumerable<Problem> test = pm.Problems.OrderByDescending(x => x.Name);
            IList<Problem> test2 = new List<Problem>();
            foreach(var item in test) {
                test2.Add(item);
            }
            pm.Problems = test2;

            // this should be the right code
            //pm.Problems = pm.Problems.OrderByDescending(x => x.Name).ToArray<Problem>();
            return View("Index", pm);
        }
        /// <summary>
        /// Controller for Detail View
        /// </summary>
        /// <param name="p"></param>
        /// <returns></returns>
    public ActionResult Detail(long? id)
        {
            Session["SelectedSubMenu"] = "Problem";
            // We use here the ProblemMode, but I think
            // we can also use the Problem class. (?)
            ProblemModel pm = new ProblemModel();
            if(id == null)
                pm.Problem = new Problem();
            else
                pm.Problem = (Problem)pm.Problems.Where(x => x.Id.Equals((long)id)).FirstOrDefault();
      return View(pm);
    }

        /// <summary>
        /// Controller for Index View
        /// </summary>
        /// <returns></returns>
        public ActionResult Delete(long id) {
            Session["SelectedSubMenu"] = "Problem";
            // We use here the ProblemMode, but I think
            // we can also use the Problem class. (?)
            ProblemModel pm = new ProblemModel();
            if(id != 0) {
                pm.DeleteProblem(id);
            }
            return View("Index", pm);
        }
        
        public ActionResult UploadFile(FormCollection collection) {
            Session["SelectedSubMenu"] = "Problem";

            long problemId = long.Parse(collection.Get("ProblemId"));           

            ProblemModel pm = new ProblemModel();

            foreach (string inputTagName in Request.Files) {
                HttpPostedFileBase file = Request.Files[inputTagName];
                if (file.ContentLength > 0) {
                    // maybe for storage on server
                    //string filePath = Path.Combine(HttpContext.Server.MapPath("../Uploads"), Path.GetFileName(file.FileName));
                    if (file.InputStream.CanRead) {
                        //file length
                        int fileLength = file.ContentLength;

                        //bytearray
                        byte[] data = new byte[fileLength];

                        //initialize input stream
                        Stream dataStream = file.InputStream;

                        //read file into byte array
                        dataStream.Read(data, 0, fileLength);

                        //save data
                        pm.UpdateProblemData(problemId, data);
                    }//if
                }
            }//foreach

            return View("Index", pm);
        }//UploadFile

        /// <summary>
        /// Controller for Detail View
        /// </summary>
        /// <returns></returns>
        public ActionResult SaveChanges(FormCollection collection) {            
            long problemId = long.Parse(collection.Get("ProblemId"));
            String problemName = collection.Get("ProblemName");
            String problemDescription = collection.Get("ProblemDescription");
            String problemDataTypeName = collection.Get("ProblemDataTypeName");
            long problemClassId = long.Parse(collection.Get("ProblemClassId"));
            long platformId = long.Parse(collection.Get("PlatformId"));

            // Later, we will get the runs from the session ...
            ProblemModel pm = new ProblemModel();
            if(problemId != 0)
                pm.Problem = (Problem)pm.Problems.Where(x => x.Id.Equals(problemId)).FirstOrDefault();

            pm.Problem.Name = problemName;
            pm.Problem.Description = problemDescription;
            pm.Problem.DataTypeName = problemDataTypeName;
            pm.Problem.DataTypeTypeName = "";
            pm.Problem.ProblemClassId = problemClassId;
            pm.Problem.PlatformId = platformId;

            pm.SaveProblem(pm.Problem);

            return View("Index",pm);
        }
  }
}