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

namespace Kreta.Web.Helpers
{
    public static class MaskedTextBoxExtensions
    {
        public static MaskedTextBoxBuilder KretaMaskedTextBox(this HtmlHelper helper, string name, string mask, Dictionary<string, object> htmlAttributes = null)
        {
            var maskedtextbox = helper.Kendo().MaskedTextBox()
                .Name(name)
                .Mask(mask);

            if (htmlAttributes != null)
                maskedtextbox.HtmlAttributes(htmlAttributes);

            return maskedtextbox;
        }

        public static MaskedTextBoxBuilder KretaMaskedTextBoxFor<TModel, TValue>(this HtmlHelper<TModel> helper, Expression<Func<TModel, TValue>> expression, string usedMask = "", 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 validationAttributes = helper.GetUnobtrusiveValidationAttributes(fullBindingName, metadata);
            foreach (var key in validationAttributes.Keys)
            {
                try
                {
                    if (key == "data-val-required")
                    { htmlAttributes.Add("data-msg-required", validationAttributes[key].ToString()); }
                    else if (key == "data-val-regex")
                    { htmlAttributes.Add("data-msg-pattern", validationAttributes[key].ToString()); }
                    else if (key == "data-val-regex-pattern")
                    { htmlAttributes.Add("data-rule-pattern", validationAttributes[key].ToString()); }
                    else
                    { htmlAttributes.Add(key, validationAttributes[key].ToString()); }
                }
                catch { }
            }

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

            var maskedtextbox = helper.Kendo().MaskedTextBox()
                .Name(fullBindingName)
                .HtmlAttributes(htmlAttributes);

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

            maskedtextbox.Mask(usedMask);

            return maskedtextbox;
        }

        public static MvcHtmlString RenderSearchPanel(this MaskedTextBoxBuilder helper)
        {
            string labelMsg = "";
            foreach (var item in helper.ToComponent().HtmlAttributes)
            {
                if (item.Key == "data-labelmsg" && item.Value != null)
                    labelMsg = item.Value.ToString();
            }

            StringBuilder sb = new StringBuilder();
            sb.Append("<div class=\"searchInputRowHeight\"><div>");
            sb.Append("<label class=\"searchPanelInputLabel\" for=\"").Append(helper.ToComponent().Name).Append("\">").Append(labelMsg).Append("</label>");
            sb.Append("</div><div>");
            sb.Append(helper.ToHtmlString());
            sb.Append("</div></div>");

            return new MvcHtmlString(sb.ToString());
        }

        public static MvcHtmlString RenderSearchPanelSideBar(this MaskedTextBoxBuilder helper)
        {
            string labelMsg = "";
            foreach (var item in helper.ToComponent().HtmlAttributes)
            {
                if (item.Key == "data-labelmsg" && item.Value != null)
                    labelMsg = item.Value.ToString();
            }

            StringBuilder sb = new StringBuilder();
            sb.Append("<div class=\"searchPanelRow\">");
            sb.Append("<div class=\"searchPanelRowTitle\">");
            sb.Append("<label class=\"searchPanelLabel\" for=\"").Append(helper.ToComponent().Name).Append("\">").Append(labelMsg).Append("</label>");
            sb.Append("</div>");
            sb.Append("<div class=\"searchPanelRowValue\">");
            sb.Append(helper.ToHtmlString());
            sb.Append("</div>");
            sb.Append("</div>");

            return new MvcHtmlString(sb.ToString());
        }

        public static MvcHtmlString RenderWithName(this MaskedTextBoxBuilder helper, int labelWidth = 6, int inputWidth = 6, string tooltipResource = null, bool needLabel = true)
        {
            string labelMsg = "";
            foreach (var item in helper.ToComponent().HtmlAttributes)
            {
                if (item.Key == "data-labelmsg" && item.Value != null)
                    labelMsg = item.Value.ToString();
            }

            var sb = new StringBuilder();
            if (string.IsNullOrWhiteSpace(tooltipResource))
                AddRenderWithNameBeginingFrame(sb, labelWidth, inputWidth, helper.ToComponent().Name, labelMsg, string.Empty, needLabel);
            else
                AddRenderWithNameTooltipBeginingFrame(sb, labelWidth, inputWidth, helper.ToComponent().Name, labelMsg, string.Empty, tooltipResource, needLabel);

            sb.Append(helper.ToHtmlString());
            AddRenderWithNameCloseingFrame(sb);
            return new MvcHtmlString(sb.ToString());
        }

        public static MvcHtmlString RenderWithName(this MaskedTextBoxBuilder helper, string label, int labelWidth = 6, int inputWidth = 6, string tooltipResource = null)
        {
            var sb = new StringBuilder();
            if (string.IsNullOrWhiteSpace(tooltipResource))
                AddRenderWithNameBeginingFrame(sb, labelWidth, inputWidth, helper.ToComponent().Name, label, string.Empty);
            else
                AddRenderWithNameTooltipBeginingFrame(sb, labelWidth, inputWidth, helper.ToComponent().Name, label, string.Empty, tooltipResource);

            sb.Append(helper.ToHtmlString());
            AddRenderWithNameCloseingFrame(sb);

            return new MvcHtmlString(sb.ToString());
        }

        public static MvcHtmlString RenderWithoutName(this MaskedTextBoxBuilder helper, int inputWidth = 6, string tooltipResource = null)
        {
            return RenderWithName(helper, 1, inputWidth, tooltipResource, false);
        }

        private static void AddRenderWithNameBeginingFrame(StringBuilder sb, int labelWidth, int inputWidth, string controlName, string labelMsg, string customClass, bool needLabel = true)
        {
            if (needLabel)
            {
                sb.AppendFormat("<div class=\"{0} {1} \">", BootsrapHelper.GetSizeClasses(labelWidth), customClass);
                sb.AppendFormat("<label class=\"windowInputLabel\" for=\"{0}\">{1}</label>", controlName, labelMsg);
                sb.Append("</div>");
            }
            sb.AppendFormat("<div class=\"{0} {1}\">", BootsrapHelper.GetSizeClasses(inputWidth), customClass);
        }

        private static void AddRenderWithNameTooltipBeginingFrame(StringBuilder sb, int labelWidth, int inputWidth, string controlName, string labelMsg, string customClass, string tooltipResource, bool needLabel = true)
        {
            sb.AppendFormat("<div class=\"{0} {1} kretaLabelTooltip \">", BootsrapHelper.GetSizeClasses(labelWidth), customClass);
            if (needLabel)
            {
                sb.AppendFormat("<label class=\"windowInputLabel\" for=\"{0}\">{1}", controlName, labelMsg);
                sb.Append("&nbsp;<img class='kretaLabelTooltipImg' />");
                sb.AppendFormat("<span class=\"kretaLabelTooltipText\">{0}</span>", tooltipResource);
                sb.Append("</label>");
                sb.Append("</div>");
            }
            sb.AppendFormat("<div class=\"{0} {1}\">", BootsrapHelper.GetSizeClasses(inputWidth), customClass);
        }

        private static void AddRenderWithNameCloseingFrame(StringBuilder sb)
        {
            sb.Append("</div>");
        }
    }
}