using System.Diagnostics;

using Toak.Core.Interfaces;

namespace Toak.IO;

public class ClipboardManager : IClipboardManager
{
    private readonly INotifications _notifications;

    public ClipboardManager(INotifications notifications)
    {
        _notifications = notifications;
    }

    public void Copy(string text)
    {
        if (string.IsNullOrWhiteSpace(text)) return;
        try
        {
            string sessionType = Environment.GetEnvironmentVariable("XDG_SESSION_TYPE")?.ToLowerInvariant() ?? "";
            
            ProcessStartInfo pInfo;
            if (sessionType == "wayland")
            {
                pInfo = new ProcessStartInfo
                {
                    FileName = "wl-copy",
                    UseShellExecute = false,
                    CreateNoWindow = true,
                    RedirectStandardInput = true
                };
            }
            else
            {
                pInfo = new ProcessStartInfo
                {
                    FileName = "xclip",
                    Arguments = "-selection clipboard",
                    UseShellExecute = false,
                    CreateNoWindow = true,
                    RedirectStandardInput = true
                };
            }
            
            var process = Process.Start(pInfo);
            if (process != null)
            {
                using (var sw = process.StandardInput)
                {
                    sw.Write(text);
                }
                process.WaitForExit();
            }
        }
        catch (Exception ex)
        {
            Console.WriteLine($"[ClipboardManager] Error copying text: {ex.Message}");
            _notifications.Notify("Clipboard Error", "Could not copy text to clipboard.");
        }
    }
}