private static void AddPerfumeToAllPerfumes(Perfume perfume)
{
if (perfume.Accords.Keys.Count() != 0)
{
AllPerfumes.Add(perfume);
}
}
//Our Lovely Suggest Function
public static Perfume SuggestPerfumeByRequestedAccords(Dictionary <String, int> requested_accords)
{
List <String> requested_accord_names = requested_accords.Keys.ToList();
Perfume ClosestPerfume = null;
double previous_point_distance = double.MaxValue;
double total_point_distance_squared = 0;
int perfume_accord_value = 0;
int requested_accord_value = 0;
double current_point_distance;
foreach (Perfume perfume in AllPerfumes)
{
total_point_distance_squared = 0;
foreach (String accord_name in requested_accord_names)
{
perfume_accord_value = perfume.Accords.Keys.Contains(accord_name) ? perfume.Accords[accord_name] : 0;
requested_accord_value = requested_accords[accord_name];
total_point_distance_squared += Math.Pow((perfume_accord_value - requested_accord_value), 2);
}
current_point_distance = Math.Sqrt((double)total_point_distance_squared);
//
if (current_point_distance < previous_point_distance)
{
ClosestPerfume = perfume;
previous_point_distance = current_point_distance;
}
}
return(ClosestPerfume);
}
//Private section--------------------------------------------------------
private static void SetAllPerfumesFromParsedData(List <String> parsed_data)
{
foreach (String data in parsed_data)
{
Perfume perfume = new Perfume(data);
AddPerfumeToAllPerfumes(perfume);
AddPerfumeAccordsToKnownAccords(perfume);
}
}
private static void AddPerfumeAccordsToKnownAccords(Perfume perfume)
{
foreach (String accord_name in perfume.Accords.Keys)
{
if (!KnownAccords.Contains(accord_name))
{
KnownAccords.Add(accord_name);
}
}
}
private static void SuggestPerfumeMenu()
{
Console.Clear();
Dictionary <String, int> RequestedAccords = new Dictionary <String, int>();
RequestedAccords.Add("", 0);
AcceptedInputs.Clear();
AcceptedInputs = AcceptedInputs.Concat(PerfumeFinder.GetKnownAccords()).ToList();
while (RequestedAccords.Keys.ToList().Except(AcceptedInputs).Count() != 0)
{
RequestedAccords.Clear();
Console.WriteLine("---- Suggest Me A Perfume ----\n");
Console.WriteLine("From this menu, program can suggest to you the closest perfume for your given accords.");
Console.WriteLine("\nExample input : whiskey:82,citrus:70");
Console.Write("\nEnter your accord selections : ");
Input = Console.ReadLine();
Console.Clear();
try
{
foreach (String accord_data in Input.Split(','))
{
RequestedAccords.Add(accord_data.Split(':')[0], Int32.Parse(accord_data.Split(':')[1]));
}
}
catch (Exception ex)
{
if (ex is ArgumentNullException || ex is FormatException || ex is IndexOutOfRangeException)
{
RequestedAccords.Add("", 0);
continue;
}
throw;
}
}
Perfume SuggestedPerfume = PerfumeFinder.SuggestPerfumeByRequestedAccords(RequestedAccords);
Console.WriteLine("---- Suggest Me A Perfume ----\n");
Console.WriteLine("The program suggest you this perfume !");
Console.WriteLine($"\n{SuggestedPerfume.Info()}");
Console.Write("\n -------------------------------------------");
Console.Write("\n|...Press any key to go back to main menu...|");
Console.Write("\n -------------------------------------------\n");
Console.ReadKey();
Scene = MainMenu;
}