using System;
using System.Collections.Generic;
using System.Web.Mvc;
using ApacKernel.Extensions;
using ApacKernel.Globalization;
using ApacKernel.Web.MVC;
using ApacSale.Web.MVC;
using Now.Entities.Measure;
using Now.Web.Models;
using Now.Web.Services;

namespace Now.Web.Controllers
{
	[Compress]
	[ServerStamp]
	[HandleError]
	[RoutePrefix("measure")]
	[HttpsRequired]
	public class MeasureController : BaseController
	{
		[Route("summary/{period:enum(Now.Entities.Measure.MeasureSummaryPeriods)?}")]
		[Permission(DashboardPermissions.MeasureSummary)]
		public ActionResult Summary(MeasureSummaryPeriods? period)
		{
			period = period ?? MeasureSummaryPeriods.Months;
			ViewBag.CurrentPeriod = period;
			ViewBag.LeftMenuType = "summary";
			ViewBag.FilterType = "filter";
			ViewBag.ContentType = "summary/";
			ViewBag.LinkType = "summary";
			ViewBag.UrlParceRegex = @"\/*measure\/summary\/*";
			ViewBag.PeriodSwitcherFilter = "{2}";
			ViewBag.IsCsv = true;
			return View();
		}

		[Route("summary/live/{period:enum(Now.Entities.Measure.MeasureSummaryPeriods)?}")]
		[Permission(DashboardPermissions.MeasureSummaryLive)]
		public ActionResult SummaryCommonLive(MeasureSummaryPeriods? period)
		{
			return SummaryCommon(MeasureSummaryType.Live, period);
		}

		[Route("summary/buyers/{period:enum(Now.Entities.Measure.MeasureSummaryPeriods)?}")]
		[Permission(DashboardPermissions.MeasureSummaryBuyers)]
		public ActionResult SummaryCommonBuyers(MeasureSummaryPeriods? period)
		{
			return SummaryCommon(MeasureSummaryType.Buyers, period);
		}

		private ActionResult SummaryCommon(MeasureSummaryType viewType, MeasureSummaryPeriods? period)
		{
			ViewBag.LeftMenuType = "summaryCommon";
			ViewBag.FilterType = "filter/common";
			ViewBag.PeriodSwitcherFilter = "{3}";
			if (viewType == MeasureSummaryType.Live)
			{
				ViewBag.ContentType = "summary/common/live/";
				ViewBag.LinkType = "summary/live";
				ViewBag.UrlParceRegex = @"\/*measure\/summary\/live\/*";
			}
			else if (viewType == MeasureSummaryType.Buyers)
			{
				ViewBag.ContentType = "summary/common/buyers/";
				ViewBag.LinkType = "summary/buyers";
				ViewBag.UrlParceRegex = @"\/*measure\/summary\/buyers\/*";
			}
			ViewBag.CurrentPeriod = period ?? MeasureSummaryPeriods.Months;

			return View("Summary");
		}

		[Route("flash/{year:int:min(2007)?}/{week:int:min(1):max(53)?}")]
		[Permission(DashboardPermissions.MeasureFlash)]
		public ActionResult Flash(int? year, int? week)
		{
			ViewBag.Link = "flash/";
			ViewBag.LeftMenuType = "summary";
			ViewBag.FilterType = "filter";
			ViewBag.PeriodSwitcherFilter = "{2}/{3}";
			ViewBag.FilterOptions = GetPeriodsFilter(year, week, "/measure/flash/{0}/{1}");
			return View();
		}

		[Route("flash/live/{year:int:min(2007)?}/{week:int:min(1):max(53)?}")]
		[Permission(DashboardPermissions.MeasureFlashLive)]
		public ActionResult FlashLive(int? year, int? week)
		{
			ViewBag.Link = "flash/live/";
			ViewBag.LeftMenuType = "summaryCommon";
			ViewBag.FilterType = "filter/common";
			ViewBag.PeriodSwitcherFilter = "{3}/{4}";
			ViewBag.FilterOptions = GetPeriodsFilter(year, week, "/measure/flash/live/{0}/{1}");
			return View("Flash");
		}

		[Route("flash/buyers/{year:int:min(2007)?}/{week:int:min(1):max(53)?}")]
		[Permission(DashboardPermissions.MeasureFlashBuyers)]
		public ActionResult FlashBuyers(int? year, int? week)
		{
			ViewBag.Link = "flash/buyers/";
			ViewBag.LeftMenuType = "summaryCommon";
            ViewBag.FilterType = "filter/common";
			ViewBag.PeriodSwitcherFilter = "{3}/{4}";
			ViewBag.FilterOptions = GetPeriodsFilter(year, week, "/measure/flash/buyers/{0}/{1}");
			return View("Flash");
		}

		[Route("Csv")]
		[Permission(DashboardPermissions.Administration)]
		public ActionResult Csv()
		{
			return View();
		}

		private List<SwitcherModel> GetPeriodsFilter(int? year, int? week, string urlFormat)
		{
			var today = DateTime.Today;
			week = week ?? today.GetWeekOfYear();
			year = year ?? today.Year;
			var prevWeek = week - 1;
			var nextWeek = week + 1;
			var prevYear = year;
			var nextYear = year;
			if (prevWeek < 1)
			{
				prevWeek = 53;
				prevYear = prevYear - 1;
			}
			if (nextWeek > 53)
			{
				nextWeek = 1;
				nextYear = nextYear + 1;
			}
			nextWeek = nextWeek > 53 ? 1 : nextWeek;
			ViewBag.CurrentSelectionWeek = week;
			ViewBag.CurrentSelectionYear = year;
			return new List<SwitcherModel>
	        {
		        new SwitcherModel("<Prev Week",  urlFormat.F(prevYear, prevWeek), prevWeek.ToString()),
		        new SwitcherModel("Current Week", urlFormat.F(today.Year, today.GetWeekOfYear()), today.GetWeekOfYear().ToString()),
		        new SwitcherModel("Next Week>", urlFormat.F(nextYear, nextWeek), nextWeek.ToString())
	        };
		}
	}
}