using System;
using Avalonia.Controls;
using Avalonia.Markup.Xaml;
using StreamPlayer.Desktop.Models;

namespace StreamPlayer.Desktop.Views;

public enum UpdateDialogAction
{
    Skip,
    Download,
    ViewRelease,
    Exit
}

public partial class UpdateDialog : Window
{
    private readonly UpdateInfo _info;
    private readonly bool _mandatory;

    private TextBlock? _titleText;
    private TextBlock? _infoText;
    private TextBlock? _notesText;
    private Button? _viewReleaseButton;
    private Button? _dismissButton;

    public UpdateDialog() : this(
        new UpdateInfo(AppVersion.VersionCode, AppVersion.VersionName, string.Empty, string.Empty, string.Empty, 0, 0, string.Empty, AppVersion.VersionCode, false),
        false)
    {
    }

    public UpdateDialog(UpdateInfo info, bool mandatory)
    {
        _info = info;
        _mandatory = mandatory;
        InitializeComponent();
        ConfigureView();
    }

    private void ConfigureView()
    {
        if (_titleText != null)
        {
            _titleText.Text = _mandatory ? "Actualización obligatoria" : "Actualización disponible";
        }
        if (_infoText != null)
        {
            _infoText.Text =
                $"Versión instalada: {AppVersion.VersionName} ({AppVersion.VersionCode}){Environment.NewLine}" +
                $"Última versión: {_info.VersionName} ({_info.VersionCode}){Environment.NewLine}" +
                $"Tamaño estimado: {_info.FormatSize()}    Descargas: {_info.DownloadCount}";
        }

        if (_notesText != null)
        {
            _notesText.Text = string.IsNullOrWhiteSpace(_info.ReleaseNotes)
                ? "La release no incluye notas."
                : _info.ReleaseNotes;
        }

        if (_viewReleaseButton != null && string.IsNullOrWhiteSpace(_info.ReleasePageUrl))
        {
            _viewReleaseButton.IsVisible = false;
        }
        if (_mandatory && _dismissButton != null)
        {
            _dismissButton.Content = "Salir";
        }
    }

    private void OnDownloadClicked(object? sender, Avalonia.Interactivity.RoutedEventArgs e)
    {
        Close(UpdateDialogAction.Download);
    }

    private void OnViewReleaseClicked(object? sender, Avalonia.Interactivity.RoutedEventArgs e)
    {
        Close(UpdateDialogAction.ViewRelease);
    }

    private void OnDismissClicked(object? sender, Avalonia.Interactivity.RoutedEventArgs e)
    {
        Close(_mandatory ? UpdateDialogAction.Exit : UpdateDialogAction.Skip);
    }

    private void InitializeComponent()
    {
        AvaloniaXamlLoader.Load(this);
        _titleText = this.FindControl<TextBlock>("TitleText");
        _infoText = this.FindControl<TextBlock>("InfoText");
        _notesText = this.FindControl<TextBlock>("NotesText");
        _viewReleaseButton = this.FindControl<Button>("ViewReleaseButton");
        _dismissButton = this.FindControl<Button>("DismissButton");
    }
}