using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows.Data;
using System.Windows;
using System.Windows.Media;

namespace Aitex.UI.RecipeEditor
{
    class ErrTooltipConverter : IValueConverter
    {
        public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            try
            {
                if (value == null) return " 0 Error";
                var errors = value as List<Tuple<int/*row no*/, int/*col no*/, string/*var name*/, string/*reason*/>>;
                string errStr = string.Format("Found {0} erros\r\n", errors.Count);
                int index = 1;
                foreach (var e in errors)
                {
                    errStr += string.Format("\r\n({0}). step {1}，Line {2}，{3}，{4}。", index++, e.Item2 + 1, e.Item1 + 1, e.Item3, e.Item4);
                }
                return errStr;
            }
            catch (Exception ex)
            {
                System.Diagnostics.Debug.WriteLine(ex.Message);
            }
            return " Unknown Error";
        }

        public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            return null;
        }
    }
}