using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using System.Data.Entity;
using Weee.Models;
using Microsoft.AspNet.Identity.EntityFramework;
using Microsoft.AspNet.Identity;
using Weee.DAL;
using PagedList;
using Weee.ViewModels;
using Resources;
using CScommon;
using System.Net;

namespace Weee.Areas.Certification.Controllers
{
    [Authorize(Roles = ProgramConstants.certification)]
    public class HomeController : CertificationControllerBase
    {

        //private WeeeDataContext _db;
        private int? currentcompanyid;

        public HomeController(WeeeDataContext db)
            : base(db)
        {
            //this._db = db;            
        }
        
        // GET: /Consultant/Home/
        public ActionResult Index()
        { 
            //Start CFT-30
            //var verifyLCAs = _db.LCAs
            //    .Where(x => x.Status == LCAStatus.Waiting
            //        && x.VerifierCompanyID == currentcompanyid)
            //    .OrderByDescending(x => x.ID)
            //    .ToList();
            var verifyLCAs = GetVerifyLCADataList((int)currentcompanyid, LCAStatus.Waiting);
            //End CFT-30
            //var verifyLCAs = (from a in _db.LCAs
            //                  join b in _db.ProductLCAs on a.ID equals b.ID into ab
            //                  from c in ab.DefaultIfEmpty()
            //                  join d in _db.Products on c.ProductID equals d.ID into cd
            //                  from e in cd.DefaultIfEmpty()
            //                  where a.Status == LCAStatus.Waiting
            //                    && a.VerifierCompanyID == currentcompanyid
            //                  select new CertificationViewModel
            //                  {
            //                      ID = a.ID,
            //                      LCAname = a.LCAname,
            //                      StartDate = a.StartDate,
            //                      EndDate = a.EndDate,
            //                      LCATypeName = (c == null) ? Resource.StaticLabelOrganizationLCA
            //                        : Resource.StaticLabelProductLCA,
            //                      Description = a.Description,
            //                      CreatedDate = a.CreatedDate,
            //                      LCAitemName = e.Name
            //                  })
            //                  .OrderByDescending(x => x.ID)
            //                  .ToList();
            return View(verifyLCAs);
        }
        public ActionResult All(int page = 1, string searchString = "")
        {
            var query = db.LCAs
                .Where(x => x.VerifierCompanyID == currentcompanyid)
                //.Where(x => x.Status != LCAStatus.Waiting || x.Status != LCAStatus.New);
                ;
            if (searchString != "") 
                query = query.Where(x => x.Description.Contains(searchString));
            var LCAs = query.OrderByDescending(x => x.ID).ToPagedList(page, 20);
            var onePage = LCAs;
            ViewBag.SearchString = searchString;
            return View(LCAs);
        }
        
        public ActionResult LCAStatusNew()
        {
            //Start CFT-30
            //var verifyLCAs = _db.LCAs
            //    .Where(x => x.Status == LCAStatus.New
            //        && x.VerifierCompanyID == currentcompanyid)
            //    .OrderByDescending(x => x.ID)
            //    .ToList();
            var verifyLCAs = GetVerifyLCADataList((int)currentcompanyid, LCAStatus.New);
            //End CFT-30
            return View(verifyLCAs);
        }
        public ActionResult LCAStatusProcessing()
        {
            //Start CFT-30
            //var verifyLCAs = _db.LCAs
            //    .Where(x => x.Status == LCAStatus.Processing
            //        && x.VerifierCompanyID == currentcompanyid)
            //    .OrderByDescending(x => x.ID)
            //    .ToList();
            var verifyLCAs = GetVerifyLCADataList((int)currentcompanyid, LCAStatus.Processing);
            //End CFT-30
            return View(verifyLCAs);
        }
        
        public ActionResult LCAStatusRejected()
        {
            //Start CFT-30
            //var verifyLCAs = _db.LCAs
            //    .Where(x => x.Status == LCAStatus.Rejected
            //        && x.VerifierCompanyID == currentcompanyid)
            //    .OrderByDescending(x => x.ID)
            //    .ToList();
            var verifyLCAs = GetVerifyLCADataList((int)currentcompanyid, LCAStatus.Rejected);
            //End CFT-30
            return View(verifyLCAs);
        }
        
        public ActionResult LCAStatusConfirmed()
        {
            //Start CFT-30
            //var verifyLCAs = _db.LCAs
            //    .Where(x => x.Status == LCAStatus.Confirmed
            //        && x.VerifierCompanyID == currentcompanyid)
            //    .OrderByDescending(x => x.ID)
            //    .ToList();

            var verifyLCAs = GetVerifyLCADataList((int)currentcompanyid, LCAStatus.Confirmed);
            //End CFT-30
            return View(verifyLCAs);
        }
        public ActionResult LCAStatusCompleted()
        {
            //Start CFT-30
            //var verifyLCAs = _db.LCAs
            //    .Where(x => x.Status == LCAStatus.Completed
            //        && x.VerifierCompanyID == currentcompanyid)
            //    .OrderByDescending(x => x.ID)
            //    .ToList();
            var verifyLCAs = GetVerifyLCADataList((int)currentcompanyid, LCAStatus.Completed);
            //End CFT-30
            return View(verifyLCAs);
        }
        protected override void OnActionExecuting(ActionExecutingContext filterContext)
        {
            var loggedInUserId = User.Identity.GetUserId();
            currentcompanyid = db.Users.AsNoTracking().First(x => x.Id == loggedInUserId).CompanyID;
            base.OnActionExecuting(filterContext);
        }

        //CFT-30
        public List<CertificationViewModel> GetVerifyLCADataList( int companyID, LCAStatus status)
        {
            var verifyLCAs = (from a in db.LCAs
                              join b in db.ProductLCAs on a.ID equals b.ID into ab
                              from c in ab.DefaultIfEmpty()
                              join d in db.Products on c.ProductID equals d.ID into cd
                              from e in cd.DefaultIfEmpty()
                              where a.Status == status
                                && a.VerifierCompanyID == companyID
                              select new CertificationViewModel
                              {
                                  ID = a.ID,
                                  LCAname = a.LCAname,
                                  StartDate = a.StartDate,
                                  EndDate = a.EndDate,
                                  LCATypeName = (c == null) ? Resource.StaticLabelOrganizationLCA
                                    : Resource.StaticLabelProductLCA,
                                  Description = a.Description,
                                  CreatedDate = a.CreatedDate,
                                  LCAitemName = e.Name
                              })
                              .OrderByDescending(x => x.ID)
                              .ToList();

            return verifyLCAs;
        }

        public ActionResult UploadFileFA(int updType)
        {   
            if (Request == null)
                return new HttpStatusCodeResult(HttpStatusCode.BadRequest);

            HttpPostedFileBase file = Request.Files["UploadedFile"];

            try
            {
                if (file.ContentLength == 0)
                {
                    TempData["ErrMsg"] = "未選擇檔案";
                    return RedirectToAction("Index");
                }

                if (file != null)
                {
                    var userNm = User.Identity.GetUserName();   
                   
                    string newFileName = "";
                    if (updType == 1) newFileName = ProgramConstants.OrganizationLCAApplicationFile;
                    else if (updType == 2) newFileName = ProgramConstants.ProductLCAApplicationFile;
                   
                    string extesion = file.FileName.Substring(file.FileName.LastIndexOf(".") + 1);
                    if (extesion.ToLower() != "zip")
                    {
                        TempData["ErrMsg"] = "僅支持zip類型";
                        return RedirectToAction("Index");
                    }

                    var storage = System.Web.Http.GlobalConfiguration.Configuration.DependencyResolver.GetService(typeof(Storage.AzureStorage)) as Storage.AzureStorage;
                    var uri = storage.SaveToAzure(file.InputStream, file.FileName, baseUrl, userNm, false
                        , newFileName);           

                    TempData["SuccessMsg"] = "[" + newFileName + "]上傳成功";
                    return RedirectToAction("Index");
                }
                else
                {
                    TempData["ErrMsg"] = "上傳失敗";
                    return RedirectToAction("Index");
                }                   
            }
            catch (Exception ex)
            {
                TempData["ErrMsg"] = ex.Message;
                return RedirectToAction("Index");
            }
            
        }

    }
}