using Microsoft.EntityFrameworkCore;
using System;
using System.Collections.Generic;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Threading.Tasks;
using System.Windows;
using YouTubeViewers.Domain.Commands;
using YouTubeViewers.Domain.Queries;
using YouTubeViewers.EntityFramework;
using YouTubeViewers.EntityFramework.Commands;
using YouTubeViewers.EntityFramework.Queries;
using YouTubeViewers.WPF.Stores;
using YouTubeViewers.WPF.ViewModels;

namespace YouTubeViewers.WPF;

public partial class App : Application
{
    private readonly ModalNavigationStore _modalNavigationStore;
    private readonly YouTubeViewersDbContextFactory _youTubeViewersDbContextFactory;
    private readonly IGetAllYouTubeViewersQuery _getAllYouTubeViewersQuery;
    private readonly ICreateYouTubeViewerCommand _createYouTubeViewerCommand;
    private readonly IUpdateYouTubeViewerCommand _updateYouTubeViewerCommand;
    private readonly IDeleteYouTubeViewerCommand _deleteYouTubeViewerCommand;
    private readonly YouTubeViewersStore _youTubeViewersStore;
    private readonly SelectedYouTubeViewerStore _selectedYouTubeViewerStore;

    public App()
    {
        string connectionString = "Data Source=YouTubeViewers.db";
        _modalNavigationStore = new ModalNavigationStore();
        _youTubeViewersDbContextFactory = new YouTubeViewersDbContextFactory(
             new DbContextOptionsBuilder()
                .UseSqlite(connectionString)
                .Options
            );
        _getAllYouTubeViewersQuery = new GetAllYouTubeViewersQuery(_youTubeViewersDbContextFactory);
        _createYouTubeViewerCommand = new CreateYouTubeViewerCommand(_youTubeViewersDbContextFactory);
        _updateYouTubeViewerCommand = new UpdateYouTubeViewerCommand(_youTubeViewersDbContextFactory);
        _deleteYouTubeViewerCommand = new DeleteYouTubeViewerCommand(_youTubeViewersDbContextFactory);
        _youTubeViewersStore = new YouTubeViewersStore(
            _getAllYouTubeViewersQuery,
            _createYouTubeViewerCommand,
            _updateYouTubeViewerCommand,
            _deleteYouTubeViewerCommand
            );
        _selectedYouTubeViewerStore = new SelectedYouTubeViewerStore(_youTubeViewersStore);
    }

    protected override void OnStartup(StartupEventArgs e)
    {
        using(YouTubeViewersDbContext context = _youTubeViewersDbContextFactory.Create())
        {
            //context.Database.EnsureCreated();
            context.Database.Migrate();
        }

        YouTubeViewersViewModel youTubeViewersViewModel = YouTubeViewersViewModel.LoadViewModel(
            _youTubeViewersStore,
            _selectedYouTubeViewerStore,
            _modalNavigationStore);

        MainWindow = new MainWindow()
        {
            DataContext = new MainViewModel(_modalNavigationStore, youTubeViewersViewModel)
        };

        MainWindow.Show();

        base.OnStartup(e);
    }
}