#if DEBUG
using System.IO;
using System.Windows;
using System.Windows.Media;
using System.Windows.Media.Imaging;

namespace AutoShutdown.Services;

internal static class ScreenshotService
{
    public static string Capture(Window window, string? requestedPath = null)
    {
        var path = string.IsNullOrWhiteSpace(requestedPath)
            ? Path.Combine(AppContext.BaseDirectory, "Screenshots", $"ui-{DateTime.Now:yyyyMMdd-HHmmss}.png")
            : Path.GetFullPath(requestedPath);

        var directory = Path.GetDirectoryName(path) ?? AppContext.BaseDirectory;
        Directory.CreateDirectory(directory);

        var visual = (FrameworkElement)window.Content;
        var width = Math.Max(1, (int)Math.Ceiling(visual.ActualWidth));
        var height = Math.Max(1, (int)Math.Ceiling(visual.ActualHeight));
        var target = new RenderTargetBitmap(width, height, 96, 96, PixelFormats.Pbgra32);
        target.Render(visual);

        var encoder = new PngBitmapEncoder();
        encoder.Frames.Add(BitmapFrame.Create(target));
        using var stream = File.Create(path);
        encoder.Save(stream);
        return path;
    }
}
#endif