using System.IO;
using Wabbajack.DTOs;
using Wabbajack.Hashing.xxHash64;
using Wabbajack.Paths;
using Wabbajack.VFS;

namespace Wabbajack.Compiler
{
    /// <summary>
    /// Contains everything we know about a given file from the source folder
    /// </summary>
    public class RawSourceFile
    {
        public readonly RelativePath Path;

        public RawSourceFile(VirtualFile file, RelativePath path)
        {
            File = file;
            Path = path;
        }

        public AbsolutePath AbsolutePath
        {
            get
            {
                if (!File.IsNative)
                    throw new InvalidDataException("Can't get the absolute path of a non-native file");
                return File.FullPath.Base;
            }
        }

        public VirtualFile File { get; }

        public Hash Hash => File.Hash;

        public T EvolveTo<T>() where T : Directive, new()
        {
            var v = new T {To = Path, Hash = File.Hash, Size = File.Size};
            return v;
        }
    }
}