using Vanguard.Content;
using Vanguard.Rules.Cards;

namespace Vanguard.Rules.Tests;

/// <summary>Общий каталог для тестов: грузится один раз из content/sets.</summary>
public static class TestCatalog
{
    private static readonly Lazy<CardCatalog> LazyCatalog = new(Load, isThreadSafe: true);

    public static CardCatalog Instance => LazyCatalog.Value;

    private static CardCatalog Load()
    {
        var dir = new DirectoryInfo(AppContext.BaseDirectory);
        while (dir is not null && !Directory.Exists(Path.Combine(dir.FullName, "content", "sets")))
            dir = dir.Parent;

        if (dir is null)
            throw new InvalidOperationException("Не найден каталог content/sets.");

        return CatalogLoader.LoadDirectory(Path.Combine(dir.FullName, "content", "sets"));
    }
}