using CMS.FormControls;
using CMS.Globalization;
using CMS.Helpers;
using Pux.Controls;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

public partial class CMSFormControls_Pux_PuxCountrySelector : CountryFormSelector
{
    List<string> _previousConditions = null;

    public override object Value
    {
        get
        {
            return drpCountries.SelectedValue;
        }
        set
        {
            SetValue("selectedCountryID",ValidationHelper.GetString(value, string.Empty));
            string stringValue = ValidationHelper.GetString(value, string.Empty);
            if (drpCountries.Items.FindByValue(stringValue) != null)
            {
                drpCountries.SelectedValue = stringValue;
            }
        }
    }

    protected class CountryDropDownListItem
    {
        public string CountryDisplayName { get; set; }
        public int CountryID { get; set; }
    }

    protected void Page_Load(object sender, EventArgs e)
    {
        if (drpCountries.Items.Count == 0)
        {
            ReloadData();
        }
    }

    public override void ReloadData()
    {
        if (_previousConditions != AllowedCountriesList || (AllowedCountriesList == null && drpCountries.Items.Count == 0))
        {
            var countries = CountryInfoProvider.GetCountries();
            if (AllowedCountriesList != null && AllowedCountriesList.Count > 0)
            {
                countries = countries.WhereIn("CountryTwoLetterCode", AllowedCountriesList);
            }

            List<CountryDropDownListItem> result = new List<CountryDropDownListItem>();
            foreach (var countryInfo in countries)
            {
                string localizedProjectCountryName = ResHelper.GetString(CurrentSite.SiteName + ".Countries." + countryInfo.CountryName);
                var localizedCountryName = ResHelper.GetString("Pux.Countries." + countryInfo.CountryName);
                var countryDisplayName = (!localizedProjectCountryName.StartsWith(CurrentSite.SiteName + ".Countries")) ? localizedProjectCountryName :  localizedCountryName.StartsWith("Pux.Countries") ? countryInfo.CountryDisplayName : localizedCountryName;

                result.Add(new CountryDropDownListItem() { CountryDisplayName = countryDisplayName, CountryID = countryInfo.CountryID });
            }

            if (!String.IsNullOrEmpty(DefaultValueText))
            {
                result.Insert(0, new CountryDropDownListItem() { CountryDisplayName = ResHelper.LocalizeString(DefaultValueText), CountryID = 0 });
            }

            drpCountries.DataSource = result;
            drpCountries.DataBind();

            var selectedValue = ValidationHelper.GetString( GetValue("selectedCountryID"),"");
            if (!string.IsNullOrEmpty(selectedValue) && drpCountries.Items.FindByValue(selectedValue) != null)
            {
                drpCountries.SelectedValue = selectedValue;
            }

            if (DefaultCountryID != 0 && (drpCountries.SelectedIndex < 0 || drpCountries.SelectedValue == "0"))
            {
                if (drpCountries.Items.FindByValue(DefaultCountryID.ToString()) != null)
                {
                    drpCountries.SelectedValue = DefaultCountryID.ToString();
                }
            }
            _previousConditions = AllowedCountriesList;
        }
    }
}