using System;
using System.Linq.Expressions;
using System.Web.Mvc;
using Kendo.Mvc.UI;
using Kendo.Mvc.UI.Fluent;
using Kreta.Resources;

namespace Kreta.Web.Helpers.Unhacked
{
    public static class ComboBoxExtensions
    {
        public struct ComboBoxParameters
        {
            public string Name;
            public string Action;
            public string Controller;
            public string Area;
            public string Placeholder;
            public string Language;
            public FilterType FilterType;
            public string ContentType;
            public bool ServerFiltering;

            public ComboBoxParameters(string name, string action, string controller = "Enum", string area = "", string placeholder = null, string language = "Magyar",
            FilterType filterType = FilterType.Contains, string contentType = Kreta.Core.Constants.ContentTypes.ApplicationJson, bool serverFiltering = false)
            {
                Name = name;
                Action = action;
                Controller = controller;
                Area = area;
                Language = language;
                FilterType = filterType;
                ContentType = contentType;
                ServerFiltering = serverFiltering;
                Placeholder = placeholder ?? CommonResource.PleaseChoose;
            }
        }
        public static ComboBoxBuilder KendoComboBoxFor<TModel, TProperty>(this HtmlHelper<TModel> html, Expression<Func<TModel, TProperty>> expression, ComboBoxParameters parameters)
        {
            return html.Kendo().ComboBoxFor(expression)
                .Name(parameters.Name + "ComboBox")
                .Placeholder(parameters.Placeholder)
                .DataTextField(parameters.Language)
                .DataValueField("Id")
                .Filter(parameters.FilterType)
                .DataSource(source =>
                {
                    source.Custom()
                       .ServerFiltering(parameters.ServerFiltering)
                        .Transport(transport =>
                        {
                            transport.Read(read =>
                            {
                                read.ContentType(parameters.ContentType).Action(parameters.Action, parameters.Controller, new { parameters.Area });
                            });
                        });
                });
        }
    }
}