public VideoStore RecommendedStoreWithShortestWait(int clientId)
{
//Throws an exception if no client with clientId exists
Client client = Clients.SingleOrDefault(c => c.Id == clientId);
if (client == null)
{
throw new KeyNotFoundException($"No client found with ID ${clientId}");
}
//Get array of compatible stores with client
VideoStore[] compatibleStores = VideoStores.Where(s => s.IsRecommendedToClient(client)).ToArray();
//Sort array based on estimated wait time
Array.Sort(compatibleStores,
(s1, s2) => s1.AveragePlaceInLine(client).CompareTo(s2.AveragePlaceInLine(client)));
//Return first item in array, if it exists
VideoStore store = compatibleStores[0];
if (store == null)
{
throw new ArgumentException($"No compatible store found for client ${client}");
}
return(store);
}
public VideoStore ClosestRecommendedStore(int clientId)
{
//Throws an exception if no client with clientId exists
int clientIndex = Array.FindIndex(Clients, c => c.Id == clientId);
if (clientIndex == -1)
{
throw new KeyNotFoundException($"No client found with ID ${clientId}");
}
Client client = Clients[clientIndex];
int clientZipCode = ClientZipCodes[clientIndex];
//Parses through video stores, returning an array of all compatible stores
VideoStore[] compatibleStores = VideoStores.Where(v => v.IsRecommendedToClient(client)).ToArray();
//Sorts the array based on distance from client
Array.Sort(compatibleStores, (s1, s2) =>
{
int v1 = Math.Abs(s1.ZipCode - clientZipCode);
int v2 = Math.Abs(s2.ZipCode - clientZipCode);
return(v1.CompareTo(v2));
});
//Returns the first item in that array, if it exists
VideoStore store = compatibleStores[0];
if (store == null)
{
throw new ArgumentException($"No store found for client ${client}");
}
return(store);
}
public VideoStore RecommendedStoreWithLowestPrice(int clientId)
{
//Throws an exception if no client with clientId exists
Client client = Clients.SingleOrDefault(c => c.Id == clientId);
if (client == null)
{
throw new KeyNotFoundException($"No client found with ID ${clientId}");
}
//Get array of compatible stores with client
VideoStore[] compatibleStores = VideoStores.Where(s => s.IsRecommendedToClient(client)).ToArray();
//Sort array based on store average price
Array.Sort(compatibleStores, (s1, s2) => s1.AverageItemPrice.CompareTo(s2.AverageItemPrice));
//Return first store in this array, if it exists
VideoStore store = compatibleStores[0];
if (store == null)
{
throw new ArgumentException($"No compatible store found for client {client}");
}
return(store);
}
public VideoStore StoreForClient(int clientId)
{
//Throws an exception if no client with clientId exists
Client client = Clients.SingleOrDefault(c => c.Id == clientId);
if (client == null)
{
throw new KeyNotFoundException($"No client found with ID ${clientId}");
}
//Parses through video stores, returning the first one that matches the client
VideoStore store = VideoStores.FirstOrDefault(v => v.IsRecommendedToClient(client));
if (store == null)
{
throw new KeyNotFoundException($"No valid store found for client ${client}");
}
return(store);
}