// pseudo computation logic
private void Compute()
{
if (!this.HasAllRequestedInputsForComputation())
{
return;
}
this.price = PastaCalculator.Compute(this.flourPrice.Value, this.eggPrice.Value, this.flavorPrice.Value, this.sizePrice, this.packagingPrice);
this.RaisePastaPriceChanged(this.price);
}
private void Compute()
{
if (!this.HasAllRequestedInputsForComputation())
{
return;
}
// ReSharper disable once PossibleInvalidOperationException
this.price = PastaCalculator.Compute(this.flourPrice.Value, this.eggPrice.Value, this.flavorPrice.Value, this.sizePrice, this.packagingPrice);
this.RaisePastaPriceChanged(this.price);
}
/// <summary>
/// The subscribe to market data.
/// </summary>
/// <param name="marketDatas">
/// The market data to subscribe to.
/// </param>
public void SubscribeToMarketData(IEnumerable<IRawMaterialMarketData> marketDatas)
{
this.pastaCalculator = new PastaCalculator();
this.marketDatas = marketDatas;
// ingredient prices are set at 0
this.eggPrice = 0;
this.flourPrice = 0;
this.flavorPrice = 0;
foreach (var rawMaterialMarketData in this.marketDatas)
{
// indentify the argument family, subscribe to it
// and invalidate the current value.
var role = PastaCalculator.ParseRawMaterialRole(rawMaterialMarketData.RawMaterialName);
switch (role)
{
case RawMaterialRole.Flour:
this.flourPrice = null;
rawMaterialMarketData.PriceChanged += this.MarketData_FlourPriceChanged;
break;
case RawMaterialRole.Egg:
this.eggPrice = null;
rawMaterialMarketData.PriceChanged += this.MarketData_EggPriceChanged;
break;
case RawMaterialRole.Flavor:
this.flavorPrice = null;
rawMaterialMarketData.PriceChanged += this.MarketData_FlavorPriceChanged;
break;
}
}
}