using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using C1.Web.Mvc;
using C1.Web.Mvc.Serialization;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.Primitives;
using MvcExplorer.Models;

namespace MvcExplorer.Controllers
{
    public partial class CollectionViewController : Controller
    {
        private readonly ControlOptions _cVSorting = new ControlOptions
        {
            Options = new OptionDictionary
            {
                {"Sort Nulls", new OptionItem {Values = new List<string> { "Natural", "First", "Last" }, CurrentValue = "Natural"}}
            }
        };

        public ActionResult Sorting(IFormCollection collection)
        {
            _cVSorting.LoadPostData(collection);
            ViewBag.DemoOptions = _cVSorting;
            return View();
        }

        public ActionResult Sorting_Bind([C1JsonRequest] CollectionViewRequest<Sale> requestData)
        {
            var extraData = requestData.ExtraRequestData
                 .ToDictionary(kvp => kvp.Key, kvp => new StringValues(kvp.Value.ToString()));
            var data = new FormCollection(extraData);
            _optionsModel.LoadPostData(data);
            var model = Sale.GetData(10).ToList();
            var nullObj = new Sale { };
            model.Add(nullObj);
            return this.C1Json(CollectionViewHelper.Read(requestData, model));
        }

    }
}

@using C1.Web.Mvc.Grid
@model IEnumerable<Sale>
@{
    ControlOptions optionsModel = ViewBag.DemoOptions;
    ViewBag.DemoSettings = true;
}

    <c1-items-source id="CVService" read-action-url="@Url.Action("Sorting_Bind")"
                     sort-nulls="@((CollectionViewSortNulls)Enum.Parse(typeof(CollectionViewSortNulls), optionsModel.Options["Sort Nulls"].CurrentValue))">
    </c1-items-source>

<c1-flex-grid id="FlexGridCV" items-source-id="CVService" auto-generate-columns="false" class="grid">
    <c1-flex-grid-column binding="ID"></c1-flex-grid-column>
    <c1-flex-grid-column binding="Start" format="MMM d yy"></c1-flex-grid-column>
    <c1-flex-grid-column binding="End" format="HH:mm"></c1-flex-grid-column>
    <c1-flex-grid-column binding="Country"></c1-flex-grid-column>
    <c1-flex-grid-column binding="Product"></c1-flex-grid-column>
    <c1-flex-grid-column binding="Color"></c1-flex-grid-column>
    <c1-flex-grid-column binding="Amount" format="c"></c1-flex-grid-column>
    <c1-flex-grid-column binding="Amount2" format="c"></c1-flex-grid-column>
    <c1-flex-grid-column binding="Active"></c1-flex-grid-column>
</c1-flex-grid>

@section Settings{
    @await Html.PartialAsync("_OptionsMenu", optionsModel)
}

@section Description{
    <p>@Html.Raw(CollectionViewRes.Sorting_Text0)</p>
}