Converts from .uv-anim to .xml and back.

Anim2Xml.cs

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using HedgeLib.Animations;

namespace Anim2Xml
{
    class Program
    {
        static void Main(string[] args)
        {
            if (args.Length < 1)
            {
                Console.WriteLine();
                Console.WriteLine("  -- .uv-anim > .xml --");
                Console.WriteLine(" Usage:");
                Console.WriteLine("     ./anim2xml.exe input [output]");
                Console.WriteLine();
            }
            else
            {
                var input = args.ElementAt(0);
                var inputExt = Path.GetExtension(input).ToLowerInvariant();
                var output = args.ElementAtOrDefault(1) ?? (inputExt == ".xml" ? Path.ChangeExtension(input, "uv-anim") : Path.ChangeExtension(input, "xml"));

                if (File.Exists(output))
                {
                    while (true)
                    {
                        Console.WriteLine();
                        Console.Write($"Output file already exists, overwrite? (Y/N): ");
                        var key = Console.ReadKey();
                        if (key.KeyChar == 'y')
                        {
                            File.Delete(output);
                            break;
                        }
                        else if (key.KeyChar == 'n')
                        {
                            return;
                        }
                    }
                }

                var anim = new UVAnimation();

                if (inputExt == ".uv-anim")
                {
                    anim.Load(input);
                    anim.ExportXML(output);
                }
                else
                {
                    anim = (UVAnimation)GensAnimation.ImportXML(input);
                    anim.Save(output);
                }
            }
        }
    }
}