using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Data;
using Tango.Integration.Observables;

namespace Tango.MachineStudio.Developer.Converters
{
    public class SegmentLengthToWidthConverter : IMultiValueConverter
    {
        public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture)
        {
            try
            {
                if (values.Length == 4)
                {
                    Job job = values[0] as Job;

                    if (job != null && values[1] is double)
                    {
                        double jobLength = System.Convert.ToDouble(values[1]);
                        double elementWidth = System.Convert.ToDouble(values[2]);
                        double segmentLength = System.Convert.ToDouble(values[3]);
                        double totalLength = job.Length;

                        return (segmentLength / totalLength) * elementWidth;
                    }
                    else
                    {
                        return 0d;
                    }
                }
                else
                {
                    return 0d;
                }
            }
            catch
            {
                return 0d;
            }
        }

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