namespace StellaOps.Scanner.Analyzers.Lang.Tests.TestUtilities;

public static class TestPaths
{
    public static string ResolveFixture(params string[] segments)
    {
        var baseDirectory = AppContext.BaseDirectory;
        var parts = new List<string> { baseDirectory };
        parts.AddRange(new[] { "Fixtures" });
        parts.AddRange(segments);
        return Path.GetFullPath(Path.Combine(parts.ToArray()));
    }

    public static string CreateTemporaryDirectory()
    {
        var root = Path.Combine(AppContext.BaseDirectory, "tmp", Guid.NewGuid().ToString("N"));
        Directory.CreateDirectory(root);
        return root;
    }

    public static void SafeDelete(string directory)
    {
        if (string.IsNullOrWhiteSpace(directory) || !Directory.Exists(directory))
        {
            return;
        }

        try
        {
            Directory.Delete(directory, recursive: true);
        }
        catch
        {
            // Swallow cleanup exceptions to avoid masking test failures.
        }
    }

    public static string ResolveProjectRoot()
    {
        var directory = AppContext.BaseDirectory;
        while (!string.IsNullOrEmpty(directory))
        {
            var matches = Directory.EnumerateFiles(directory, "StellaOps.Scanner.Analyzers.Lang*.Tests.csproj", SearchOption.TopDirectoryOnly);
            if (matches.Any())
            {
                return directory;
            }

            directory = Path.GetDirectoryName(directory) ?? string.Empty;
        }

        throw new InvalidOperationException("Unable to locate project root.");
    }
}