//conversion
using System;
//using MyNameSpace;

//namespace MyNameSpace
//{
	public class Convert
	{
		public bool isNumeric(string val, System.Globalization.NumberStyles NumberStyle, string CultureName)
		{
    		Double result;
    		return Double.TryParse(val,NumberStyle,new System.Globalization.CultureInfo(CultureName),out result);
		}


		public static void Main()
		{
			Console.WriteLine("Yvonne's Unit Converter!  ~<3 Redux\n");
			double [] conv_ratios = new double[6] {25.4, 0.0393700787, 0.3048, 3.2808399, 3.7854118, 0.264172051};
			string [] conv_starts = new string[6] {"Inches", "Millimeters", "Feet", "Meters", "Gallons", "Liters"};
			string [] conv_ends = new string[6] {"Millimeters", "Inches", "Meters", "Feet", "Liters", "Gallons"};
			string reply = "";
			
			do
			{
				string line_read;

				Console.WriteLine("Please select your conversion operation:");
				Console.WriteLine("1. Inches to Millimeters");
				Console.WriteLine("2. Millimeters to Inches");
				Console.WriteLine("3. Feet to Meters");
				Console.WriteLine("4. Meters to Feet");
				Console.WriteLine("5. Gallons to Liters");
				Console.WriteLine("6. Liters to Gallons");

				int input;
				line_read = Console.ReadLine();							
				while( (line_read != "1") && (line_read != "2") && (line_read != "3") && 
						(line_read != "4") && (line_read != "5") && (line_read != "6"))
				{
					Console.WriteLine("Invalid choice, please try again.");
					line_read = Console.ReadLine();
				}
				input = Int32.Parse(line_read);



				Console.WriteLine("How many {0} to convert to {1}", conv_starts[input -1], conv_ends[input - 1]);
				
				double amt;
				line_read = Console.ReadLine();
				while(!Double.TryParse(line_read, 			
					System.Globalization.NumberStyles.Any,System.Globalization.NumberFormatInfo.InvariantInfo, out amt ))				
				{
					Console.WriteLine("Invalid number, please try again.");
					line_read = Console.ReadLine();
				}
				amt = Double.Parse(line_read);
			
				Console.WriteLine("{0} {1} is {2} {3}", 
										amt, conv_starts[input - 1], amt * conv_ratios[input - 1], conv_ends[input - 1]);
			
			
				reply = "";
				while( (reply != "q") && (reply != "Q") && (reply != "a") && (reply != "A") )
				{
					Console.WriteLine("\n(Q)uit, (A)gain");
					reply = Console.ReadLine();
				}
			
			}while( (reply != "q") && (reply != "Q") );
		}
//	}
}