using System.Diagnostics;
using ArcaneLibs;
using ArcaneLibs.Extensions;
using ArcaneLibs.Extensions.Streams;
using Rhea;
using Rhea.Nar;

var builder = WebApplication.CreateBuilder(args);

// Add services to the container.

builder.Services.AddControllers();
// Learn more about configuring OpenAPI at https://aka.ms/aspnet/openapi
builder.Services.AddOpenApi();
builder.Services.AddSingleton<RheaConfiguration>();
builder.Services.AddSingleton<StoreMetaService>();

var app = builder.Build();

// Configure the HTTP request pipeline.
if (app.Environment.IsDevelopment())
{
    app.MapOpenApi();
}

app.UseAuthorization();

app.MapControllers();

new NarWriter().GetHeader().ToArray().HexDump(64);


foreach (var srcPath in (string[])["/etc/nix/nix.conf", FileUtils.GetBinDir() + "/Rhea.runtimeconfig.json"])
{
    Console.WriteLine($"Original {srcPath}:");

    var pe = new ProcessStartInfo("nix", ["nar", "dump-path", srcPath])
    {
        RedirectStandardOutput = true
    };
    var origBuf = new List<byte>();
    var pr = Process.Start(pe);
    int b;
    while ((b = pr.StandardOutput.BaseStream.ReadByte()) != -1) origBuf.Add((byte)b);
    origBuf.ToArray().HexDump(64);

    Console.WriteLine($"\nNew {srcPath}:");
    List<byte> tbuf = [];
    List<byte> buf = [];
    foreach (var chunk in new NarWriter().GetNarStreamContents(srcPath))
    {
        tbuf.AddRange(chunk);
        buf.AddRange(chunk);
        while (buf.Count > 64)
        {
            byte[] data = buf[..64].ToArray();
            buf = buf[64..];
            data.HexDump(64);
        }
    }

    buf.ToArray().HexDump(64);

    Console.WriteLine("Is equal: " + origBuf.SequenceEqual(tbuf));
}

// app.Run();