public ShippingDetailInfo Execute(ShippingDetailInfo input)
{
IZoneDifferenceStrategy zoneDiffDecor = ZoneDifferenceStrategyFactory.GetInstance().GetZoneDifferenceDecoratorInstance(input.DeliveryMethod);
int zoneDifference = zoneDiffDecor.Difference(input.OriginAddress.PostalCode, input.DestinationAddress.PostalCode);
switch (input.DeliveryMethod)
{
case DeliveryMethodEnum.Air:
input.Cost = zoneDifference * OunceToPound(Convert.ToDouble(input.PackageInfo.Weight)) * GetPackageVolume(input.PackageInfo);
break;
case DeliveryMethodEnum.Rail:
case DeliveryMethodEnum.Ground:
input.Cost = zoneDifference * OunceToPound(Convert.ToDouble(input.PackageInfo.Weight));
break;
default:
throw new InvalidOperationException();
}
// Insurance Calculation
if (input.IsInsured)
{
input.Cost *= 1.02;
}
return(input);
}
// Singleton implementation to get instance of the WeightAdatperInstance.
public static ZoneDifferenceStrategyFactory GetInstance()
{
if (instance == null)
{
instance = new ZoneDifferenceStrategyFactory();
}
return(instance);
}
public ShippingDetailInfo Execute(ShippingDetailInfo input)
{
IZoneDifferenceStrategy zoneDiffDecorator;
if (input.DeliveryMethod == DeliveryMethodEnum.Rail)
{
zoneDiffDecorator = ZoneDifferenceStrategyFactory.GetInstance().GetZoneDifferenceDecoratorInstance(input.DeliveryMethod);
}
else
{
zoneDiffDecorator = ZoneDifferenceStrategyFactory.GetInstance().GetZoneDifferenceDecoratorInstance(input.DeliveryMethod);
}
input.DeliveryTime = ZoneFactorDict[input.DeliveryMethod] * zoneDiffDecorator.Difference(input.OriginAddress.PostalCode, input.DestinationAddress.PostalCode);
return(input); // zonefactory[key] ==> value Air==>0.25
}