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.PPC.Common.Build;

namespace Tango.PPC.UI.Converters
{
    public class ProgressWeightSpoolConverter : 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() == 4)
                {
                    double length = System.Convert.ToDouble(values[0]);
                    bool forOneSpool = System.Convert.ToBoolean(values[1]);
                    double coef = System.Convert.ToDouble(values[2]);
                    int number_of_spools = System.Convert.ToInt16(values[3]);

                    if (_buildProvider.MachineType == BL.Enumerations.MachineTypes.Eureka)
                    {
                        var totalBy4Spools = (double)length * number_of_spools;

                        var weight = ((double)totalBy4Spools * coef) / (1000);//(g)

                        if (forOneSpool)
                        {
                            return (double)weight / number_of_spools;
                        }
                        return weight;
                    }
                    else
                    {
                        double weight = ((double)length * coef) / (1000);//(g)

                        if (forOneSpool)
                        {
                            weight = ((double)length / (double)number_of_spools * coef) / (1000);//(g)
                        }

                        return weight;
                    }

                }
                if (values.Count() == 5)
                {
                    double length = System.Convert.ToDouble(values[0]);
                    bool forOneSpool = System.Convert.ToBoolean(values[1]);
                    double currentProgresslength = System.Convert.ToDouble(values[2]);
                    double coef = System.Convert.ToDouble(values[3]);
                    int number_of_spools = System.Convert.ToInt16(values[4]);

                    if (_buildProvider.MachineType == BL.Enumerations.MachineTypes.Eureka)
                    {
                        var totalBy4Spools = (double)length * number_of_spools;
                        var currentProgressBy4Spools = (double)currentProgresslength * number_of_spools;

                        int coeff = (int)currentProgressBy4Spools / (int)totalBy4Spools;
                        var progressCurrent = (coeff == 0 || coeff == 1) ? currentProgressBy4Spools : currentProgressBy4Spools % (coeff * totalBy4Spools);//show for progress
                        var weight = ((double)progressCurrent * coef) / (1000);//(g)
                        if (forOneSpool)
                        {
                            return (double)weight / number_of_spools;

                        }

                        return weight;
                    }
                    else
                    {
                        double weight = 0;

                        if (forOneSpool)
                        {
                            double lengthPerSpool = length / number_of_spools;

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

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

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

                            weight = ((double)spoolProgress * coef) / (1000);//(g)
                        }
                        else
                        {
                            weight = ((double)currentProgresslength * coef) / (1000);//(g)
                        }

                        return weight;
                    }

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

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