using System.Windows;
using MaterialDesignThemes.Wpf;
using Microsoft.Extensions.Logging;

namespace Livia.Views.Utility;

public enum WarningWindowKind
{
    Error,
    Warning,
    Confirmation,
    Info
}

public interface IWarningSystem
{
    bool? ShowDialogString(WarningWindowKind kind, bool waitForResponse, string message);
    bool? ShowDialog(WarningWindowKind kind, bool waitForResponse, string index, params object[] args);
    void AddSnackbarMessage(string index, params object[] args);
    void SetSnackbar(Snackbar? snackbar);
    void AddSnackbarMessage(TimeSpan duration, string index, params object[] args);
}

public class WarningSystem(ILogger logger) : IWarningSystem
{
    private Snackbar? _snackbar;

    public bool? ShowDialogString(WarningWindowKind kind, bool waitForResponse, string message)
    {
        return Application.Current.Dispatcher.Invoke(delegate
        {
            try
            {
                WarningDialog dialog = new(kind, message, waitForResponse);
                if (waitForResponse)
                {
                    //enable black mask in mainWindow
                    //MainWindowViewModel mainWindow = ActivatorUtilities.GetServiceOrCreateInstance<MainWindowViewModel>(ServiceProviderFactory.ServiceProvider);
                    //mainWindow.BackgroundBlackMaskVisible = true;
                    bool? result = dialog.ShowDialog();
                    //mainWindow.BackgroundBlackMaskVisible = false;
                    return result;
                }

                dialog.Show();
                dialog.Activate();
            }
            catch (Exception e)
            {
                logger.LogError("Error showing warning dialog, error = {e}", e);
            }
            return null;
        });
    }

    public bool? ShowDialog(WarningWindowKind kind, bool waitForResponse, string index, params object[] args)
    {
        logger.LogInformation("Showing dialog {index}", index);
        string msg = (string)(Application.Current.TryFindResource(index) ?? Application.Current.TryFindResource("Error") ?? "");
        string message = string.Format(msg, args);
        return ShowDialogString(kind, waitForResponse, message);
    }

    public void AddSnackbarMessage(TimeSpan duration, string index, params object[] args)
    {
        try
        {
            //clear old messages. Queue is blocked when window is not activated, so there is a chance we flood it with messages when switched back.
            _snackbar?.MessageQueue?.Clear();
            _snackbar?.MessageQueue?.Enqueue(string.Format((string)Application.Current.TryFindResource(index), args), null, null, null, false, false, duration);
        }
        catch (Exception e)
        {
            logger.LogError("Error AddSnackbarMessage, error = {e}", e);
        }
    }

    public void AddSnackbarMessage(string index, params object[] args)
    {
        try
        {
            _snackbar?.MessageQueue?.Clear();
            _snackbar?.MessageQueue?.Enqueue(string.Format((string)Application.Current.TryFindResource(index), args));
        }
        catch (Exception e)
        {
            logger.LogError("Error AddSnackbarMessage, error = {e}", e);
        }
    }

    public void SetSnackbar(Snackbar? snackbar)
    {
        if (snackbar == null)
            return;

        _snackbar = snackbar;
        if (_snackbar?.MessageQueue != null)
            _snackbar.MessageQueue.DiscardDuplicates = true;
    }
}