using System;
using System.Globalization;
using System.Windows.Data;

namespace BBWY.Client.Converters
{
    public class ProfitRatioConverter : IMultiValueConverter
    {
        public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture)
        {
            decimal.TryParse(values[0]?.ToString(), out decimal profit);
            decimal.TryParse(values[1]?.ToString(), out decimal totalCost);
            return totalCost == 0 ? "0" : Math.Round(profit / totalCost * 100, 2).ToString();
        }

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