using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using GZTW.AyaNova.BLL;

namespace AyaNova
{
    public partial class LocalizeHelperForm : Form
    {

        private string CurrentLocale = string.Empty;
        private List<LocalizeHelperItem> listItems = null;

        public LocalizeHelperForm(List<string> SelectedLocaleKeys)
        {  
            InitializeComponent();
            
            CurrentLocale = User.CurrentUserLanguage;
            List<LocalizeHelperItem> rawItems = new List<LocalizeHelperItem>(SelectedLocaleKeys.Count);
            foreach (string s in SelectedLocaleKeys)
                rawItems.Add(new LocalizeHelperItem(s));

            listItems = rawItems.OrderBy(si => si.current).ToList();
            
          
        }

        private void LocalizeHelperForm_Load(object sender, EventArgs e)
        {

            this.helpProvider1.HelpNamespace = Util.BaseHelpUrl + "customize_text.htm";
            this.Icon = Resource1.Localization16icon;
            this.Text = Util.LocaleText.GetLocalizedText("O.Locale") + ": " + User.CurrentUserLanguage;
            grid.DataSource = listItems;
            grid.Columns["previous"].DefaultCellStyle.ForeColor = SystemColors.GrayText;
            grid.ColumnHeadersVisible = false;
            if (CurrentLocale == "English")
            {
                Util.PromptWithIconOKOnlyFromLocaleKey("Locale.Label.WarnLocaleLocked", MessageBoxIcon.Hand);
                grid.ReadOnly = true;
                btnOK.Enabled = false;
                return;
            }
        }

        public class LocalizeHelperItem
        {
            [Browsable(false)]
            public string key { get; set; }

            [ReadOnly(true)]
            public string previous { get; set; }

            public string current { get; set; }

            [Browsable(false)]
            public bool IsChanged
            {
                get
                {
                    return previous != current;
                }
            }

            public LocalizeHelperItem(string Key)
            {
                key = Key;
                previous = current = Util.LocaleText.GetLocalizedText(Key);
            }

        }

        private void btnOK_Click(object sender, EventArgs e)
        {
            //save changes if any
            bool hasChanges = false;
            foreach (LocalizeHelperItem i in listItems)
            {
                if (i.IsChanged)
                {
                    hasChanges = true;
                    break;
                }
            }

            if (hasChanges)
            {
                LocalizedTexts t = LocalizedTexts.GetItemsForLocale(CurrentLocale);
                foreach (LocalizeHelperItem i in listItems)
                {
                    if (i.IsChanged)
                    {
                        foreach (LocalizedText lt in t)
                        {
                            if (lt.Key == i.key)
                            {
                                lt.DisplayText = i.current;
                            }
                        }
                    }
                }
                t.Save();
                Util.LocaleText = LocalizedTextTable.Load(CurrentLocale);
            }
            
        }






    }//eoc

   

}//ens