public static void Main(string[] args)
{
Inventory inventory = new Inventory ();
initializeInventory(inventory);
Dictionary<string,object> properties = new Dictionary<string,object>();
properties.Add("builder", Builder.GIBSON);
properties.Add("backWood", Wood.MAPLE);
InstrumentSpec whatBryanLikes = new InstrumentSpec(properties);
List<Instrument> matchingInstruments = inventory.search(whatBryanLikes);
if (matchingInstruments.Count != 0) {
Console.WriteLine ("Bryan, you might like these instruments:");
foreach (Instrument instrument in matchingInstruments) {
InstrumentSpec instrumentSpec = instrument.Spec;
Console.WriteLine(" We have a " + instrumentSpec.getProperty("instrumentType") + " with the following properties:");
foreach (KeyValuePair<string,object> kvproperty in instrumentSpec.getProperties()) {
if (kvproperty.Key == "instrumentType")
continue;
Console.WriteLine(" " + kvproperty.Key + ": " + kvproperty.Value);
}
Console.WriteLine(" You can have this " +
instrumentSpec.getProperty("instrumentType") + " for $" +
instrument.Price + "\n---");
}
} else {
Console.WriteLine("Sorry, Erin, we have nothing for you.");
}
Console.ReadKey();
}
public List<Instrument> search(InstrumentSpec searchSpec)
{
List<Instrument> matchingInstruments = new List<Instrument>();
foreach (Instrument instrument in inventory) {
if(instrument.Spec.matches(searchSpec)){
matchingInstruments.Add(instrument);
}
}
return matchingInstruments;
}
public virtual bool matches(InstrumentSpec otherSpec)
{
Dictionary<string,object> otherProperties = otherSpec.getProperties();
foreach (KeyValuePair<string,object> kvotherProperties in otherProperties) {
if (properties.ContainsKey (kvotherProperties.Key)) {
object propertyValue = properties[kvotherProperties.Key];
if(kvotherProperties.Value.ToString() != propertyValue.ToString()){
return false;
}
}
}
return true;
}
public Instrument(String serialNumber, double price, InstrumentSpec spec)
{
this.serialNumber = serialNumber;
this.price = price;
this.spec = spec;
}
public void addInstrument(String serialNumber, double price,
InstrumentSpec spec)
{
Instrument instrument = new Instrument(serialNumber, price, spec);
inventory.Add(instrument);
}
