public List <Instrument> SearchInstruments(InstrumentSpec searchSpec)
{
var matchingInstruments = new List <Instrument>();
foreach (var instrument in _inventory)
{
if (instrument.Spec.Matches(searchSpec))
{
matchingInstruments.Add(instrument);
}
}
return(matchingInstruments);
}
private static void Main()
{
var inventory = new Inventory();
InitializeInventory(inventory);
var properties = new Dictionary <string, object> {
{ "Builder", Builder.Gibson }, { "BackWood", Wood.Maple }
};
var whatBryanLikes = new InstrumentSpec(properties);
var matchingInstruments = inventory.SearchInstruments(whatBryanLikes);
if (matchingInstruments.Any())
{
Console.WriteLine("Bryan, you might like these instruments:");
foreach (var matchingInstrument in matchingInstruments)
{
var spec = matchingInstrument.Spec;
Console.WriteLine("We have a {0} with the following properties:", spec.GetProperty("InstrumentType"));
foreach (var property in spec.GetProperties())
{
if (property.Key == "InstrumentType")
{
continue;
}
Console.WriteLine("{0}: {1}", property.Key, property.Value);
}
Console.WriteLine("You can have this {0} for ${1} \n------", spec.GetProperty("InstrumentType"), matchingInstrument.Price);
}
}
else
{
Console.WriteLine("Sorry Bryan, we have nothing for you.");
}
Console.ReadKey();
}
public void AddInstrument(string serialNumber, double price, InstrumentSpec spec)
{
var instrument = new Instrument(serialNumber, price, spec);
_inventory.Add(instrument);
}
public Instrument(string serialNumber, double price, InstrumentSpec spec)
{
SerialNumber = serialNumber;
Price = price;
Spec = spec;
}
public bool Matches(InstrumentSpec otherSpec)
{
return(otherSpec.GetProperties().Keys.All(propertyName => GetProperty(propertyName).ToString() == otherSpec.GetProperty(propertyName).ToString()));
}
