using System.IO;
using System.Reflection;
using System.Runtime.Loader;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Input;
using Azaion.Suite.Services.DTO;
using Microsoft.Extensions.Options;

namespace Azaion.Suite;

public partial class Loader : Window
{
    private readonly IResourceLoader _resourceLoader;
    private readonly IOptions<LocalFilesConfig> _localFilesConfig;

    public Loader(IResourceLoader resourceLoader, IOptions<LocalFilesConfig> localFilesConfig)
    {
        _resourceLoader = resourceLoader;
        _localFilesConfig = localFilesConfig;
        InitializeComponent();
    }

    private async void RunClick(object sender, RoutedEventArgs e)
    {
        var stream = new MemoryStream();
        await _resourceLoader.LoadAnnotator(TbEmail.Text, TbPassword.Password, stream);
        stream.Seek(0, SeekOrigin.Begin);
        var loader = new AssemblyLoadContext("DynamicContext", isCollectible: true);
        var annotatorAssembly = loader.LoadFromStream(stream);

        var appType = annotatorAssembly.GetType("Azaion.Annotator.App");
        var appInstance = Activator.CreateInstance(appType);
        var runMethod = appType.GetMethod("Run", BindingFlags.Public | BindingFlags.Instance);
        if (runMethod != null)
        {
            runMethod.Invoke(appInstance, null);
        }

        // var entryPoint = annotatorAssembly.EntryPoint;
        // if (entryPoint == null)
        //     return;
        //
        // var o = annotatorAssembly.CreateInstance(entryPoint.Name);
        // entryPoint.Invoke(o, null);
    }

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

    private void MainMouseMove(object sender, MouseEventArgs e)
    {
        if (e.OriginalSource is Button || e.OriginalSource is TextBox)
            return;

        if (e.LeftButton == MouseButtonState.Pressed)
            DragMove();
    }
}