using System.IO;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Input;
using System.Windows.Media;
using Azaion.Annotator.Extensions;
using Azaion.Common.DTO;
using Azaion.Common.DTO.Config;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Options;
using SharpVectors.Converters;

namespace Azaion.Suite;

public partial class MainSuite
{
    private readonly AppConfig      _appConfig;
    private readonly IConfigUpdater _configUpdater;
    private readonly IEnumerable<IAzaionModule> _modules;
    private readonly IServiceProvider _sp;
    private readonly List<Window> _openedWindows = new();

    public MainSuite(IOptions<AppConfig> appConfig, IConfigUpdater configUpdater, IEnumerable<IAzaionModule> modules, IServiceProvider sp )
    {
        _configUpdater = configUpdater;
        _modules = modules;
        _sp = sp;
        _appConfig = appConfig.Value;
        InitializeComponent();
        Loaded += OnLoaded;
        Closed += OnFormClosed;

        SizeChanged += async (_, _) => await SaveUserSettings();
        LocationChanged += async (_, _) => await SaveUserSettings();
        StateChanged += async (_, _) => await SaveUserSettings();
        Left = SystemParameters.WorkArea.Width - Width - 150;
    }

    private void OnLoaded(object sender, RoutedEventArgs e)
    {
        if (!Directory.Exists(_appConfig.DirectoriesConfig.LabelsDirectory))
            Directory.CreateDirectory(_appConfig.DirectoriesConfig.LabelsDirectory);
        if (!Directory.Exists(_appConfig.DirectoriesConfig.ImagesDirectory))
            Directory.CreateDirectory(_appConfig.DirectoriesConfig.ImagesDirectory);
        if (!Directory.Exists(_appConfig.DirectoriesConfig.ResultsDirectory))
            Directory.CreateDirectory(_appConfig.DirectoriesConfig.ResultsDirectory);

        foreach (var azaionModule in _modules)
        {
            var lvItem = new ListViewItem
            {
                Content = new StackPanel { Children =
                {
                    new SvgViewbox
                    {
                        SvgSource = azaionModule.SvgIcon,
                        Width = 32,
                        Height = 32,
                        Margin = new Thickness(0, 0, 10, 0)
                    },
                    new TextBlock
                    {
                        Text = azaionModule.Name,
                        Foreground = Brushes.White,
                        HorizontalAlignment = HorizontalAlignment.Center,
                        Background = Brushes.Black
                    }
                } },
                Background = Brushes.Black,
                Foreground = Brushes.White,
                Cursor = Cursors.Hand,
                Tag = azaionModule
            };
            lvItem.MouseUp += (sender, _) =>
            {
                var module = ((sender as ListViewItem)!.Tag as IAzaionModule)!;
                var window = (_sp.GetRequiredService(module.MainWindowType) as Window)!;
                _openedWindows.Add(window);
                window.Show();
            };
            ListView.Items.Add(lvItem);
        }
    }

    private async Task SaveUserSettings()
    {
        await ThrottleExt.Throttle(() =>
        {
            _configUpdater.Save(_appConfig);
            return Task.CompletedTask;
        }, TimeSpan.FromSeconds(5));
    }

    private void OnFormClosed(object? sender, EventArgs e)
    {
        _configUpdater.Save(_appConfig);
        foreach (var window in _openedWindows)
            window.Close();
        Application.Current.Shutdown();
    }
}