/* ==============================================================================
 * 功能描述：ModelCheckConverter  
 * 创 建 者：Garrett
 * 创建日期：2019/10/21 16:02:55
 * ==============================================================================*/
using System;
using System.Collections.ObjectModel;
using System.Globalization;
using System.Linq;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Media.Imaging;

namespace Saga.PlugIn.ModelCheck
{
    /// <summary>
    /// ModelCheckConverter
    /// </summary>
    class ItemImageVisibleConverter : IValueConverter
    {
        public bool IsEqualCollapsed { get; set; }
        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
        {
            var state = (ModelCheckState) value;
            Visibility visibility = Visibility.Visible;
            if (IsEqualCollapsed)
            {
                visibility = (state.Equals(parameter) ? Visibility.Collapsed : Visibility.Visible);
            }
            else
            {
                visibility = (!state.Equals(parameter) ? Visibility.Collapsed : Visibility.Visible);
            }
            return visibility;
        }

        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
        {
            throw new NotImplementedException();
        }
    }

    class ItemImageConverter : IMultiValueConverter
    {
        public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture)
        {
            var state = (ModelCheckState)values[0];
            BitmapSource image = null;
            string imageName = null;
            if(state== ModelCheckState.Progress)
                imageName = "等待.png";
            else
            {
                var items = values[1] as ObservableCollection<ModeCheckResultBase>;
                if (items != null  && items.All(t => t.IsRight))
                {
                    imageName = "正确.png";
                }
                else
                {
                    imageName = "错误.png";
                }
            }

            if (!string.IsNullOrEmpty(imageName))
            {
                Uri uri = new Uri("pack://application:,,,/Saga.PlugIn;component/ModelCheck/Image/" + imageName);
                image = BitmapFrame.Create(uri, BitmapCreateOptions.None, BitmapCacheOption.OnDemand);
            }
            return image;
        }

        public object[] ConvertBack(object value, Type[] targetTypes, object parameter, CultureInfo culture)
        {
            throw new NotImplementedException();
        }
    }
}