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

namespace EvoCalculator.Core.Calculation.Columns
{
    public class VATColumn : BaseColumnWithSum
    {
        public VATColumn(int count) : base(count)
        {
        }

        public void PostCheck()
        {
            new CheckTools<decimal>().CheckColumnForZeroValue(Values);
        }

        public void ComputeValues(Constants.Calculation constants, SumColumn sumColumn, PreparedValues preparedValues)
        {
            Values[0] = 0;
            Values[1] = preparedValues.FirstPaymentNdsAbs > 0
                ? preparedValues.FirstPaymentNdsAbs
                : (decimal) constants.VatValue * sumColumn.Values[1];
            for (var i = 2; i < Values.Length; i++) Values[i] = (decimal) constants.VatValue * sumColumn.Values[i];

            Values[0] = Sum;
        }
    }
}