EvoCalculator.Core/EvoCalculator.Core.Calculation/Columns/NsibExpensesColumn.cs

using System.Linq;
using EvoCalculator.Core.Models.Calculation.Models.Prepared;

namespace EvoCalculator.Core.Calculation.Columns
{
    public class NsibExpensesColumn : BaseColumn<double>
    {
        public NsibExpensesColumn(int count) : base(count)
        {
        }

        public void ComputeValues(PreparedValues preparedValues)
        {
            for (var i = 0; i < Values.Length; i++)
            {
                Values[i] = 0;
            }

            for (var i = 1; i < Values.Length; i += 12)
            {
                if (i <= preparedValues.Nmper)
                {
                    if (preparedValues.Nmper - i >= 3)
                    {
                        if (preparedValues.Nmper - i < 16 - 1)
                        {
                            Values[i] = -preparedValues.NsibNetto / preparedValues.Nmper *
                                        (preparedValues.Nmper - i + 1);
                        }
                        else
                        {
                            Values[i] = -preparedValues.NsibNetto / preparedValues.Nmper * 12;
                        }
                    }
                    else
                    {
                        Values[i] = 0;
                    }
                }
            }

            Values[0] = Values.Skip(1).Sum(x => x);
        }
    }
}