using System;
using System.IO;

namespace HashDictionary
{
    class MainClass
    {
        public static void Main(string[] args)
        {
            var location = new GeoLocation();
            var city = new City();

            Console.WriteLine("Choose what you want to do:\n1. Run test on hashtable.\n2. Search for a city.");

            switch (Console.ReadKey(false).Key)
            {
                case ConsoleKey.D1:
                    HashDictionary<int, int> d = new HashDictionary<int, int>(10000);
                    HashtableTester.TestDriver.Instance.Run(d, 10000);
                    Console.ReadKey();
                    break;

                case ConsoleKey.D2:
                    HashDictionary<GeoLocation, City> e = new HashDictionary<GeoLocation, City>(10000);

                    const string f = "cities100000.txt";

                    using (StreamReader r = new StreamReader(f))
                    {
                        var lines = File.ReadAllLines(f);
                        foreach (var line in lines)
                        {
                            var words = line.Split('\t');
                            var cityHolder = city.Add(words[0], words[3]);
                            var locationHolder = location.Add(words[1], words[2]);

                            e.Add(locationHolder, cityHolder);

                        }

                    }
                    Console.WriteLine("\nEnter a latitude:");
                    string latitude = Console.ReadLine();

                    Console.WriteLine("Enter a longitude:");
                    string longitude = Console.ReadLine();

                    var RequestedKey = location.Add(latitude, longitude);
                    if (e.ContainsKey(RequestedKey))
                    {
                        City RequestedCity;
                        e.TryGetValue(RequestedKey, out RequestedCity);
                        Console.WriteLine(RequestedCity.Name);
                        Console.WriteLine(RequestedCity.Population);
                        Console.ReadLine();
                    }
                    break;
            }




        }
    }
}