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.BL.Enumerations;
using Tango.PPC.Common.Build;

namespace Tango.PPC.UI.Converters
{
    public class ProgressLengthSpoolConverter : IMultiValueConverter
    {
        private static IBuildProvider _buildProvider;

        public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture)
        {
            try
            {
                if (_buildProvider == null)
                {
                    _buildProvider = Core.DI.TangoIOC.Default.GetInstance<IBuildProvider>();
                }

                if (values.Count() == 3)
                {
                    double length = System.Convert.ToDouble(values[0]);
                    bool forOneSpool = System.Convert.ToBoolean(values[1]);
                    int number_of_spools = System.Convert.ToInt16(values[2]);
                    var totalBy4Spools = _buildProvider.MachineType == MachineTypes.Eureka ? (double)length * number_of_spools : length;
                    if (forOneSpool)
                    {
                        return (double)totalBy4Spools / number_of_spools;
                    }
                    return totalBy4Spools;

                }
                if (values.Count() == 4)
                {
                    double length = System.Convert.ToDouble(values[0]);
                    bool forOneSpool = System.Convert.ToBoolean(values[1]);
                    double currentProgresslength = System.Convert.ToDouble(values[2]);
                    int number_of_spools = System.Convert.ToInt16(values[3]);

                    var totalBy4Spools = _buildProvider.MachineType == MachineTypes.Eureka ? (double)length * number_of_spools : (double)length;
                    var currentProgressBy4Spools = _buildProvider.MachineType == MachineTypes.Eureka ? (double)currentProgresslength * number_of_spools : currentProgresslength;

                    int coeff = (int)currentProgressBy4Spools / (int)totalBy4Spools;
                    var progressCurrent = (coeff == 0 || coeff == 1) ? currentProgressBy4Spools : currentProgressBy4Spools % (coeff * totalBy4Spools);//show for progress

                    if (forOneSpool)
                    {
                        if (_buildProvider.MachineType == MachineTypes.Eureka)
                        {
                            return (double)progressCurrent / number_of_spools;
                        }
                        else
                        {
                            double lengthPerSpool = length / number_of_spools;

                            // Get the current spool
                            int currentSpool = (int)(Math.Floor(progressCurrent / lengthPerSpool)) + 1;

                            // Calculate progress on the current spool
                            double spoolProgress = progressCurrent % lengthPerSpool;

                            if (currentSpool > number_of_spools)
                            {
                                currentSpool = number_of_spools;
                                spoolProgress = lengthPerSpool;
                            }

                            return spoolProgress;
                        }
                    }

                    return progressCurrent;
                }
                return "-";
            }
            catch
            {
                return "-";
            }
        }

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