using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using Weee.DAL;
using Weee.Models;
using PagedList;

namespace Weee.Areas.Admin.Controllers
{
    public class PublicReferenceFileController : AdminControllerBase
    {
        public PublicReferenceFileController(WeeeDataContext db) : base(db)
        {
        }

        public ActionResult Index(int page = 1)
        {
            var publicFiles = db.PublicReferenceFiles.ToList();
            var onePageOfPublicFiles = publicFiles.ToPagedList(page, 10);

            return View(onePageOfPublicFiles);
        }

        public ActionResult Edit(int id)
        {
            var file = db.PublicReferenceFiles.Find(id);
            if (file == null)
                file = new PublicReferenceFile();
            return View(file);
        }

        [HttpPost]
        [ValidateAntiForgeryToken]
        public ActionResult Edit(int id, PublicReferenceFile file)
        {
            if (ModelState.IsValid && id == file.ID)
            {
                var a = Request.Files["uploadedFile"];
                var entry = db.Entry(file);
                if (file.ID != 0)
                {
                    entry.State = System.Data.Entity.EntityState.Modified;
                    entry.Property(x => x.CreatedTime).IsModified = false;
                    entry.Entity.UpdatedTime = DateTime.Now;
                    file.CreatedTime = entry.GetDatabaseValues().GetValue<DateTime>("CreatedTime");
                }
                else
                {
                    entry.State = System.Data.Entity.EntityState.Added;
                }

                var postedFile = Request.Files["uploadedFile"];
                if (postedFile.ContentLength != 0)
                {
                    var storage = DependencyResolver.Current.GetService<Storage.AzureStorage>();
                    if (file.DownloadLink!=null&&file.DownloadLink!="") storage.DeleteFromAzure(file.DownloadLink);
                    //file.DownloadLink = storage.SaveToAzure(postedFile.InputStream, postedFile.FileName).ToString();//DL-3
                    string link = storage.SaveToAzure(postedFile.InputStream, postedFile.FileName, baseUrl).ToString();//DL-3
                    file.DownloadLink = link.Substring(link.IndexOf("Browser_Local")-1);//DL-3
                }
                else
                {
                    entry.Property(x => x.DownloadLink).IsModified = false;
                }
                db.SaveChanges();
            }
            return RedirectToAction("index");
        }

        public ActionResult Delete(int id)
        {
            var toBeRemove = db.PublicReferenceFiles.Find(id);
            db.PublicReferenceFiles.Remove(toBeRemove);
            var storage = DependencyResolver.Current.GetService<Storage.AzureStorage>();
            storage.DeleteFromAzure(toBeRemove.DownloadLink);
            db.SaveChanges();
            return RedirectToAction("Index");
        }
    }
}