public IExtendedMaterialModel CreateBatch(decimal batchAmount, IMaterialUnit preferredBatchUnit, IUnitConversionHelper conversions)
{
// Nominal = 1kg
// Batch = 500g
var batchUnit = conversions.GetPrefferedUnit(preferredBatchUnit, NominalUnit); //g
var convertedNominalAmount = conversions.ConvertAmount(NominalUnit.Id, batchUnit.Id, NominalAmount); // 1000g
var convertedBatchAmount = conversions.ConvertAmount(preferredBatchUnit.Id, batchUnit.Id, batchAmount); //500g
var conversionFactor = convertedBatchAmount / convertedNominalAmount; // 0.5
var batch = new ExtendedMaterial(Adaptee)
{
BatchUnit = batchUnit, BatchAmount = convertedBatchAmount
};
var batchComponents = new List <MaterialComponent>(m_components.Count);
foreach (var sourceComponent in m_components)
{
var componentBatchAmount = sourceComponent.Amount * conversionFactor;
var batchedComponentMaterial = sourceComponent.Material.CreateBatch(
componentBatchAmount,
sourceComponent.Unit,
conversions);
var batchComponent = new MaterialComponent(sourceComponent.Unit, batchedComponentMaterial, componentBatchAmount, null);
batchComponents.Add(batchComponent);
}
return(batch);
}
//public Amount ConvertToSuitableUnit(Amount source)
//{
// if (source.Unit == null)
// {
// return source;
// }
// var availableUnits = m_conversionHelper.GetCompatibleUnits(source.Unit.Id).ToList();
// if (!availableUnits.Any())
// {
// return source;
// }
// var bestUnit = source.Unit;
// var readability = StringUtil.GetReadability(source.Value);
// foreach (var availableUnit in availableUnits)
// {
// //var converted = m_conversionHelper.ConvertAmount(source.Unit.Id, availableUnit.Id, )
// }
// throw new NotImplementedException();
//}
private Amount Calculate(Amount a, Amount b, Func<decimal, decimal, decimal> numericOp)
{
if ((a == null) && (b == null))
{
return null;
}
if (a == null)
{
a = new Amount(0, b.Unit);
}
if (b == null)
{
b = new Amount(0, a.Unit);
}
if (a.Unit.Id == b.Unit.Id)
{
return new Amount(numericOp(a.Value, b.Value), a.Unit);
}
var targetUnit = m_conversionHelper.GetPrefferedUnit(a.Unit, b.Unit);
var convertedA = m_conversionHelper.ConvertAmount(a.Unit.Id, targetUnit.Id, a.Value);
var convertedB = m_conversionHelper.ConvertAmount(b.Unit.Id, targetUnit.Id, b.Value);
var result = numericOp(convertedA, convertedB);
return new Amount(result, targetUnit);
}