using Highsoft.Web.Mvc.Stocks;
using MVC_Demo.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Web;
using System.Web.Mvc;

namespace MVC_Demo.Areas.Highstock.Controllers.Shared
{
    public partial class SharedController : Controller
    {
        public ActionResult YAxisPlotBands()
        {
            List<LineSeriesData> currencyData = new List<LineSeriesData>();
            double? minRate = 0;
            double? maxRate = 1;

            using (var db = new HighstockDataEntities())
            {
                foreach (Flag flag in db.Flags)
                {
                    currencyData.Add(new LineSeriesData
                    {
                        Y = Convert.ToDouble(flag.Value),
                        X = Convert.ToDouble(flag.Date)
                    }
                    );
                }

                minRate = db.Flags.Min(f => f.Value);
                maxRate = db.Flags.Max(f => f.Value);
            }

            ViewBag.Min = minRate;
            ViewBag.Max = maxRate;
            ViewBag.CurrencyData = currencyData.OrderBy(o => o.X).ToList();

            return View(ViewBag);
        }
    }
}

@using Highsoft.Web.Mvc.Stocks
@using Highsoft.Web.Mvc.Stocks.Rendering

<script src="https://code.highcharts.com/stock/highstock.js"></script>
<script src="https://code.highcharts.com/modules/exporting.js"></script>

@{ var chartOptions =
      new Highstock
      {
          RangeSelector = new RangeSelector
          {
              Selected = 4
          },
          Title = new Title
          {
              Text = "USD to EUR exchange rate"
          },
          YAxis = new List<YAxis>
              {
                new YAxis
                {
                    Title = new YAxisTitle
                    {
                        Text = "Exchange rate"
                    },
                    PlotBands = new List<YAxisPlotBands>
    {
                        new YAxisPlotBands
                        {
                            From = ViewBag.Min,
                            To = ViewBag.Max,
                            Color = "rgba(68, 170, 213, 0.2)",
                            Label = new YAxisPlotBandsLabel
                            {
                                //Text = "Last quarter year\'s value range"
                            }
                        }
                    }
                },

                              },
          Series = new List<Series>
              {
                new LineSeries
                {
                    Data = ViewBag.CurrencyData as List<LineSeriesData>,
                    Name = "USD to EUR",
                    Id = "currency",
                    Tooltip = new LineSeriesTooltip
                    {
                        ValueDecimals = 2
                    },
                    TurboThreshold = 5000
                }
                              }
      };

    chartOptions.ID = "chart";
    var renderer = new HighstockRenderer(chartOptions);
}

@Html.Raw(renderer.RenderHtml())