using Avalonia.Controls;
using Avalonia.Interactivity;
using Avalonia.VisualTree;
using AvaloniaLinuxForm.ViewModels;
using AvaloniaWebView;
using System;

namespace AvaloniaLinuxForm.Views;

public partial class MainView : UserControl
{
    private WebView _webView;

    private Button _backButton;

    private Button _forwardButton;

    private Button _refreshButton;

    private Button _settingbButton;
    public MainView()
    {
        InitializeComponent();

        _backButton = this.FindControl<Button>("backButton");
        _backButton.Click += BackButton_OnClick;

        _forwardButton = this.FindControl<Button>("forwardButton");
        _forwardButton.Click += ForwardButton_OnClick;

        _refreshButton = this.FindControl<Button>("refreshButton");
        _refreshButton.Click += RefreshButton_OnClick;

        _settingbButton = this.FindControl<Button>("settingButton");
        _settingbButton.Click += async (_, __) => 
        {
            var settingWindow = new SettingWindow();
            // 找到 MainView 所在的 Window，作为 owner
            var parentWindow = this.FindAncestorOfType<Window>();

            // 弹窗并等待结果
            var result = await settingWindow.ShowDialog<string>(parentWindow);

            if (!string.IsNullOrEmpty(result))
            {
                LoadUrl(result);
            }
        };

        _webView = this.FindControl<WebView>("webView");

        string url = SQLiteUtil.LoadUrl();
        LoadUrl(url);

        _webView.NavigationCompleted += (s, e) =>
        {
            var vm = this.DataContext as MainViewModel;
            if (vm != null)
            {
                vm.CanGoBack = _webView.IsCanGoBack;
                vm.CanGoForward = _webView.IsCanGoForward;
            }
        };
    }

    public void BackButton_OnClick(object sender, Avalonia.Interactivity.RoutedEventArgs e) 
    {
         _webView.GoBack();
    }

    public void ForwardButton_OnClick(object sender, Avalonia.Interactivity.RoutedEventArgs e)
    {
        _webView.GoForward();
    }

    public void RefreshButton_OnClick(object sender, Avalonia.Interactivity.RoutedEventArgs e)
    {
        _webView.Reload();
    }
    private void LoadUrl(string url)
    {
        if (Uri.TryCreate(url, UriKind.Absolute, out var uri))
        {
            _webView.Url = uri;
        }
    }

}