using System;
using System.Collections.Generic;
using System.Linq.Expressions;
using System.Web.Mvc;
using System.Web.Mvc.Html;
using Kendo.Mvc.UI;
using Kendo.Mvc.UI.Fluent;

namespace Kreta.Web.Helpers
{
    public static class TextBoxPasswordExtensions
    {
        public static TextBoxBuilder<string> KretaPassword(this HtmlHelper helper, string name, bool enabled = true, Dictionary<string, object> htmlAttributes = null)
        {
            var tb = helper.Kendo().TextBox()
                //.Name(Guid.NewGuid().ToString())
                .Name(name)
                .Enable(enabled);

            if (htmlAttributes == null)
            {
                htmlAttributes = new Dictionary<string, object>();
            }

            htmlAttributes.Add("type", "password");
            htmlAttributes.Add("name", name);

            tb.HtmlAttributes(htmlAttributes);

            return tb;
        }

        public static TextBoxBuilder<string> KretaPasswordFor<TModel, TValue>(this HtmlHelper<TModel> helper, Expression<Func<TModel, TValue>> expression, Dictionary<string, object> htmlAttributes = null)
        {
            var fieldName = ExpressionHelper.GetExpressionText(expression);
            var fullBindingName = helper.ViewContext.ViewData.TemplateInfo.GetFullHtmlFieldName(fieldName);
            var metadata = ModelMetadata.FromLambdaExpression(expression, helper.ViewData);
            var value = metadata.Model;

            if (htmlAttributes == null)
                htmlAttributes = new Dictionary<string, object>();

            var attributes = Mapper.GetUnobtrusiveValidationAttributes(helper, expression, htmlAttributes, metadata);
            foreach (var key in attributes.Keys)
            {
                try
                {
                    if (!key.Contains("equalto") && htmlAttributes.ContainsKey(key) == false)
                    {
                        htmlAttributes.Add(key, attributes[key].ToString());
                    }
                }
                catch
                {
                }
            }

            var validationAttributes = helper.GetUnobtrusiveValidationAttributes(fullBindingName, metadata);

            if (metadata.IsRequired)
            { htmlAttributes.Add("data-labelmsg", metadata.DisplayName + " *"); }
            else
            { htmlAttributes.Add("data-labelmsg", metadata.DisplayName); }

            htmlAttributes.Add("type", "password");

            var tb = helper.Kendo().TextBox()
                .Name(fullBindingName)
                .HtmlAttributes(htmlAttributes);

            if (value != null)
                tb.Value(value.ToString());

            return tb;
        }
    }
}