using System;
using System.Collections.Generic;
using System.Data;
using System.Data.Entity;
using System.Linq;
using System.Net;
using System.Web;
using System.Web.Mvc;
using EnVisage;
using EnVisage.App_Start;
using EnVisage.Code;
using EnVisage.Code.BLL;
using EnVisage.Code.HtmlHelpers;
using EnVisage.Models;
using Microsoft.AspNet.Identity;
using jQuery.DataTables.Mvc;
using System.Collections.ObjectModel;

namespace EnVisage.Controllers
{
    [Authorize]
    public class UserQuickLinkController : BaseController
    {
        /// <summary>
        /// GET: /Types/
        /// </summary>
        /// <returns>Empty view</returns>
 

        // GET: /Type/Edit/5
        [HttpGet]
		[AreaSecurityAttribute(area = Areas.UserQuickLinks, level = AccessLevel.Write)]
		public ActionResult Edit(Guid? id)
        {
            var model = new UserQuickLinkModel();
            try
            {
                if (id != null && id != Guid.Empty)
                {
                    var dbUQL = DbContext.UserQuickLinks.AsNoTracking().Where(x => x.Id == id).FirstOrDefault();
                    model = (UserQuickLinkModel)dbUQL;
                }
            }
            catch (BLLException blEx)
            {
                if (blEx.DisplayError)
                    SetErrorScript(message: blEx.Message);
                else
                {
                    LogException(blEx);
                    SetErrorScript();
                }
            }
            catch (Exception exception)
            {
                LogException(exception);
                SetErrorScript();
            }
            
            return PartialView("_editQuickLink", model);
        }

        // POST: /Type/Edit/5
        [HttpPost]
        [ValidateAntiForgeryToken]
        [AreaSecurityAttribute(area = Areas.UserQuickLinks, level = AccessLevel.Write)]
        public ActionResult Edit(UserQuickLinkModel model)
        {

            model.TrimStringProperties();

            if (ModelState.IsValid)
            {
                try
                {
                    UserQuickLink userQuickLink;
                    if (model.Id == Guid.Empty)
                        userQuickLink = new UserQuickLink();
                    else userQuickLink = DbContext.UserQuickLinks.Where(x => x.Id == model.Id).FirstOrDefault();
                    model.CopyTo(userQuickLink);
                    if (model.Id == Guid.Empty)
                    {
                        userQuickLink.Id = Guid.NewGuid();
                        DbContext.UserQuickLinks.Add(userQuickLink);
                    }
                    DbContext.SaveChanges();
                    var res = new
                    {
                        Status = "OK",
                        Id = userQuickLink.Id.ToString(),
                        Name = userQuickLink.Name,
                        UserId = userQuickLink.UserId.ToString(),
                        Url = userQuickLink.Url,
                        Data = ""
                    };

                    return Json(res, JsonRequestBehavior.AllowGet);
                }
                catch (BLLException blEx) // handle any system specific error
                {
                    // display error message if required
                    if (blEx.DisplayError)
                        ModelState.AddModelError(string.Empty, blEx.Message);
                    else // if display not requried then display modal form with general error message 
                    {
                        LogException(blEx);
                        SetErrorScript();
                    }
                }
                catch (Exception exception) // handle any unexpected error
                {
                    LogException(exception);
                    SetErrorScript();
                }
            }
            // return empty model with validation messages (if any) 
            var result = new
            {
                Status = "OK",
                Data = ""
            };

            return Json(result, JsonRequestBehavior.AllowGet);
        }

        [AreaSecurityAttribute(area = Areas.UserQuickLinks, level = AccessLevel.Write)]
        public ActionResult Delete(Guid? id)
        {
            UserQuickLinkModel model = null;
            if (id.HasValue && id != Guid.Empty)
            {
                var dbUQL = DbContext.UserQuickLinks.AsNoTracking().Where(x => x.Id == id).FirstOrDefault();
                model = (UserQuickLinkModel)dbUQL;
            }
            else
                model = new UserQuickLinkModel();

            return PartialView("_deleteQuickLink", model);
        }


        // POST: /Type/Delete/5
        [HttpPost]
        [ValidateAntiForgeryToken]
        [AreaSecurityAttribute(area = Areas.UserQuickLinks, level = AccessLevel.Write)]
        public ActionResult Delete(UserQuickLinkModel model)
        {
            try
            {
                var dbObj = DbContext.UserQuickLinks.Where(x => x.Id == model.Id).FirstOrDefault();
                if (dbObj == null)
                    return HttpNotFound();
                else 
                {
                    DbContext.UserQuickLinks.Remove(dbObj);
                    DbContext.SaveChanges();
                }
            }
            catch (BLLException blEx)
            {
                if (blEx.DisplayError)
                    SetErrorScript(message: blEx.Message);
                else
                {
                    LogException(blEx);
                    SetErrorScript();
                }
            }
            catch (Exception exception)
            {
                LogException(exception);
                SetErrorScript();
            }
            var result = new
            {
                Status = "OK",
                Data = ""
            };

            return Json(result, JsonRequestBehavior.AllowGet);
        }

        [HttpPost]
        public ActionResult GetPreferences(Guid linkId)
        {
            string userIdAsText = User.Identity.GetID();

            try
            {
                // Validate user
                var user = DbContext.AspNetUsers.FirstOrDefault(t => t.Id == userIdAsText);
                Guid userId = new Guid(userIdAsText);

                if (user == null)
                    throw new Exception(String.Format("Unknown user id ({0})", userIdAsText));

                string prefData = String.Empty;

                var prefRecords = DbContext.UserQuickLinks.Where(x => x.UserId.Equals(userId) &&
                    x.Id.Equals(linkId));

                if (prefRecords.Count() > 0)
                    prefData = prefRecords.First().PageState;
                var pagePreferences = new
                {
                    Status = "OK",
                    Data = prefData
                };

                return Json(pagePreferences, JsonRequestBehavior.AllowGet);
            }
            catch (BLLException blEx)
            {
                if (blEx.DisplayError)
                    SetErrorScript(message: blEx.Message);
                else
                {
                    LogException(blEx);
                    SetErrorScript();
                }
            }
            catch (Exception exception)
            {
                LogException(exception);
                SetErrorScript();
            }

            return new HttpStatusCodeResult(HttpStatusCode.InternalServerError);
        }
    }
}