using System.Diagnostics;
using System.Reflection;
using System.Runtime.Versioning;
using System.Windows;
using System.Windows.Navigation;
using TeamsISO.Engine.NdiInterop;

namespace TeamsISO.App;

/// <summary>
/// Modal "About" dialog. Surfaces enough info that a user filing a support ticket
/// can paste version + NDI runtime + OS in a single screenshot.
/// </summary>
public partial class AboutWindow : Window
{
    public AboutWindow()
    {
        InitializeComponent();
        PopulateText();
    }

    private void PopulateText()
    {
        var asm = typeof(App).Assembly;
        var info = asm.GetCustomAttribute<AssemblyInformationalVersionAttribute>()?.InformationalVersion
                   ?? asm.GetName().Version?.ToString()
                   ?? "unknown";
        VersionText.Text = info;
        RuntimeText.Text = $".NET {Environment.Version}";
        OsText.Text = Environment.OSVersion.ToString();
        NdiText.Text = TryGetNdiVersion();
    }

    [SupportedOSPlatform("windows")]
    private static string TryGetNdiVersion()
    {
        try
        {
            using var interop = new NdiInteropPInvoke(
                Microsoft.Extensions.Logging.Abstractions.NullLogger<NdiInteropPInvoke>.Instance);
            return interop.GetRuntimeVersion();
        }
        catch (Exception ex)
        {
            return $"not initialized ({ex.Message})";
        }
    }

    private void OnClose(object sender, RoutedEventArgs e) => Close();

    /// <summary>
    /// Open the company site in the default browser. We intentionally use the
    /// shell's URL handler rather than a tab inside the app — this is a
    /// "tell me more" link, not a workflow.
    /// </summary>
    private void OnWebsiteClick(object sender, RoutedEventArgs e)
    {
        try
        {
            Process.Start(new ProcessStartInfo
            {
                FileName = "https://wilddragon.net",
                UseShellExecute = true,
            });
        }
        catch
        {
            // best-effort; if shell launch fails the click is a no-op
        }
    }
}