using System;
using System.Configuration;
using System.Net;
using System.Web;
using System.Web.Mvc;
using System.Web.Routing;
using System.Web.UI;
using AutoMapper;
using DR.Common.RESTClient;
using DR.FV2016.Service;
using DR.FV2016.Service.Helpers;
using DR.FV2016.Service.Interfaces;
using DR.FV2016.Web.Helpers;
using DR.FV2016.Web.Models;

namespace DR.FV2016.Web.Controllers
{
    public class CustomArticlesController : Controller
    {
        private readonly IArticleService _articleService;
        private readonly IHtmlResourceService _htmlResourceService;
        private readonly IRESTClient _restClient;
        private static readonly string EmbedUrl = ConfigurationManager.AppSettings["meningsmaaling-embed-url"];
        private static readonly string EmbedUrlCandidateMovement = ConfigurationManager.AppSettings["vaelgervandring-embed-url"];
        private readonly IConstituencyService _constituencyService;

        public CustomArticlesController(IArticleService articleService, IHtmlResourceService htmlResourceService, IRESTClient restClient, IConstituencyService constituencyService)
        {
            if (constituencyService == null) throw new ArgumentNullException("constituencyService", "constituencyService may not be null.");
            _constituencyService = constituencyService;
            _articleService = articleService;
            _htmlResourceService = htmlResourceService;
            _restClient = restClient;
        }
        //
        // GET: /CreateGovernment/ id=9mEVSD5MaK in query
        [OutputCache(Location = OutputCacheLocation.Downstream, Duration = 180)]
        public ActionResult CreateGovernment(string id)
        {
            var model = Mapper.Map<ArticleView>(_articleService.GetWebCmsArticle("/min-regering"));
            
            ViewBag.Id = id;

            model.PageTitle = "Min Regering";

            model.IsResponsive = true;

            SearchableHelper.EnsureUrn(model, "urn:dr:valg2015:min-regering");
            return View(model);
        }

        [OutputCache(Location = OutputCacheLocation.Downstream, Duration = 180)]
        public ActionResult CreateGovernmentMobile(string id)
        {

            var model = Mapper.Map<ArticleView>(_articleService.GetDefaultArticleWrapper());

            ViewBag.Id = id;

            model.PageTitle = "Min Regering";

            model.IsResponsive = true;

            ViewBag.TopBar = _htmlResourceService.GetHtml(new Uri("http://www.dr.dk/drdktopbar/navigation/top"));
            ViewBag.Footer = _htmlResourceService.GetHtml(new Uri("http://www.dr.dk/drdktopbar/navigation/footer"));

            return View(model);
        }

        [OutputCache(Location = OutputCacheLocation.Downstream, Duration = 180)]
        public ActionResult Meningsmaalinger()
        {
            var model = Mapper.Map<ArticleView>(_articleService.GetWebCmsArticle("/meningsmaalinger"));

            model.PageTitle = "Meningsmåling";

            ViewBag.Content = _htmlResourceService.GetHtml(new Uri(EmbedUrl));
            model.IsResponsive = true;

            SearchableHelper.EnsureUrn(model, "urn:dr:valg2015:meningsmaalinger");
            return View(model);
        }

        [OutputCache(Location = OutputCacheLocation.Downstream, Duration = 180)]
        public ActionResult Vaelgervandringer()
        {
            var model = Mapper.Map<ArticleView>(_articleService.GetWebCmsArticle("/vaelgervandringer"));

            model.PageTitle = "Vælgervandringer";

            ViewBag.Content = _htmlResourceService.GetHtml(new Uri(EmbedUrlCandidateMovement));
            model.IsResponsive = true;

            SearchableHelper.EnsureUrn(model, "urn:dr:valg2015:vaelgervandringer");
            return View(model);
        }


        private bool ShowResultPages()
        {
            var now = TimeHelper.Now();

            DateTime testStartTime;
            DateTime testEndTime;

            if (Request.Url != null  && Request.Url.ToString().Contains("resultat-test"))
            {
                return DateTime.TryParse(ConfigurationManager.AppSettings["ResultTestStart"], out testStartTime) && now >= testStartTime &&
                       DateTime.TryParse(ConfigurationManager.AppSettings["ResultTestEnd"], out testEndTime)     && now <= testEndTime;
            }
            else
            {
                return TimeHelper.ElectionDayHasStarted();
            }
        }

        [OutputCache(Location = OutputCacheLocation.Downstream, Duration = 120)]
        public ActionResult ResultPage()
        {
            if (!ShowResultPages())
            {
                return HttpNotFound();
            }

            var model = Mapper.Map<ArticleView>(_articleService.GetWebCmsArticle("/resultat"));

            model.PageTitle = "Resultat";

            model.GreaterConstituencies = ConstituencyHelper.AllConstituencies(Mapper.Engine, _constituencyService);

            model.IsResponsive = true;
			model.CanonicalLink = string.Format("http://www.dr.dk{0}/{1}", HttpRuntime.AppDomainAppVirtualPath, ((Route)(RouteTable.Routes["ResultPage"])).Url);

            model.Page = "resultat";

            SearchableHelper.EnsureUrn(model, "urn:dr:valg2015:alleresultater");
            return View(model);
        }

        [OutputCache(Location = OutputCacheLocation.Downstream, Duration = 120)]
        public ActionResult ElectedPage()
        {
            if (!ShowResultPages())
            {
                return HttpNotFound();
            }

            var model = Mapper.Map<ArticleView>(_articleService.GetWebCmsArticle("/resultat/valgte"));

            model.PageTitle = "Hvem er valgt";

            model.GreaterConstituencies = ConstituencyHelper.AllConstituencies(Mapper.Engine, _constituencyService);

            model.IsResponsive = true;
            model.CanonicalLink = string.Format("http://www.dr.dk{0}/{1}", HttpRuntime.AppDomainAppVirtualPath, ((Route)(RouteTable.Routes["ElectedPage"])).Url);

            model.Page = "valgte";

            SearchableHelper.EnsureUrn(model, "urn:dr:valg2015:valgt");
            return View(model);
        }

        [OutputCache(Location = OutputCacheLocation.Downstream, Duration = 120)]
        public ActionResult ResultHistory()
        {
            if (!ShowResultPages())
            {
                return HttpNotFound();
            }

            var model = Mapper.Map<ArticleView>(_articleService.GetDefaultArticleWrapper());

            model.PageTitle = "Historisk Udvikling";

            model.IsResponsive = true;
            model.CanonicalLink = string.Format("http://www.dr.dk{0}/{1}", HttpRuntime.AppDomainAppVirtualPath, ((Route)(RouteTable.Routes["ResultHistory"])).Url);

            model.Page = "historik";

            SearchableHelper.EnsureUrn(model, "urn:dr:valg2015:historiskudvikling");
            return View(model);
        }


        [OutputCache(Location = OutputCacheLocation.Downstream, Duration = 180)]
        public ActionResult Poster(string id)
        {
            var articleViewModel = Mapper.Map<PosterViewModel>(_articleService.GetWebCmsArticle("/plakat"));

            articleViewModel.PageTitle = "Plakatgenerator";

            //Fix canonical url
            var baseUrl = System.Configuration.ConfigurationManager.AppSettings["BaseUrl"];
            articleViewModel.CanonicalLink = baseUrl + "plakat" + (string.IsNullOrWhiteSpace(id) ? "" : "?id=" + id);
            articleViewModel.PosterUploadUrl = System.Configuration.ConfigurationManager.AppSettings["PosterGeneratorUrl"] + "uploadposter";

            //Get posterinfo
            if (!string.IsNullOrWhiteSpace(id))
            {
                var url = "";
                try
                {
                    url = System.Configuration.ConfigurationManager.AppSettings["PosterGeneratorUrl"] + "posterinfo/" + id;
                    var result = _restClient.Get<Poster>(url);
                    if (result != null)
                    {
                        articleViewModel.Poster = result;
                    }
                    
                }
                catch (RESTClientException ex)
                {
                    articleViewModel.Poster = new Poster();

                    if (ex.StatusCode == HttpStatusCode.NotFound)
                        articleViewModel.Poster.ErrorMessage = "Could not find posterinfo for id " + id + ". Please make sure the id is valid. url=" + url;
                    else
                        articleViewModel.Poster.ErrorMessage = "Failed to load posterinfo: " + ex.StatusCode + " url=" +url ;
                }
            }

            SearchableHelper.EnsureUrn(articleViewModel, "urn:dr:valg2015:plakatgenerator");
            return View(articleViewModel);
        }
	}
}