using Microsoft.Web.WebView2.WinForms;
using Microsoft.Web.WebView2.Core;
using Microsoft.Web.WebView2.Wpf;

namespace EdgeVoyager
{
    public partial class Form1 : Form
    {
        int zoom = 100;
        public Form1()
        {
            InitializeComponent();
            InitializeAsync(); 
        }

        async void InitializeAsync()
        {
            await webView21.EnsureCoreWebView2Async(null);
            webView21.CoreWebView2.Navigate("https://cn.bing.com/?mkt=zh-CN");
        }

        private void back_button_Click(object sender, EventArgs e)
        {
            webView21.CoreWebView2.GoBack();
        }

        private void forward_button_Click(object sender, EventArgs e)
        {
            webView21.CoreWebView2.GoForward();
        }

        private void refresh_button_Click(object sender, EventArgs e)
        {
            webView21.CoreWebView2.Reload();
        }

        private void stop_button_Click(object sender, EventArgs e)
        {
            webView21.CoreWebView2.Stop();
        }

        private void search_button_Click(object sender, EventArgs e)
        {

        }

        private void webView21_NavigationStarting(object sender, CoreWebView2NavigationStartingEventArgs e)
        {
            string currentUrl = webView21.Source.ToString();
            if (!comboBox1.Items.Contains(currentUrl))
            {
                comboBox1.Items.Add(currentUrl);
            }
            comboBox1.Text = currentUrl;
            progressBar.Value = 0;
            progressLabel.Text = "0%";
        }

        private void webView21_NavigationCompleted(object sender, CoreWebView2NavigationCompletedEventArgs e)
        {
            string currentUrl = webView21.Source.ToString();
            if (!comboBox1.Items.Contains(currentUrl))
            {
                comboBox1.Items.Add(currentUrl);
            }
            comboBox1.Text = currentUrl;
            progressBar.Value = 100;
            progressLabel.Text = "100%";
            if (e.IsSuccess)
            {
                string script = @"
                    var title = document.title;
                    window.domAutomationController.send(title);";
                using (var result = await webview21.CoreWebView2.)
                {
                    string pageTitle = result?.GetString();
                    Console.WriteLine($"页面标题: {pageTitle}");
                }

                // 获取网页的图标
                string faviconUrl = await webView21.CoreWebView2.ExecuteScriptAsync("Array.from(document.querySelectorAll('link[rel=\"icon\"], link[rel=\"shortcut icon\"]')).map(link => link.href).find(url => url);");
                faviconUrl = faviconUrl.Trim('"'); // 去掉引号

                if (!string.IsNullOrEmpty(faviconUrl))
                {
                    using (var client = new HttpClient())
                    {
                        try
                        {
                            varfaviconData = await client.GetByteArrayAsync(faviconUrl);
                            using (var ms = new MemoryStream(faviconData))
                            {
                                this.Icon = Icon.FromHandle((Bitmap.FromStream(ms)).GetHicon());
                            }
                        }
                        catch (Exception ex)
                        {
                            StatusLabel.Text = ex.Message;
                        }
                    }
                }
            }
        }

        private void comboBox1_KeyDown(object sender, KeyEventArgs e)
        {
            if (e.KeyCode == Keys.Enter)
            {
                string url = comboBox1.Text;
                if (Uri.IsWellFormedUriString(url, UriKind.Absolute))
                {
                    webView21.CoreWebView2.Navigate(url);
                }
                else
                {
                    MessageBox.Show("请输入有效的网址", "错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
                }
            }
        }

        private void 退出XToolStripMenuItem_Click(object sender, EventArgs e)
        {
            Environment.Exit(0);
        }

        private void webView21_ContentLoading(object sender, CoreWebView2ContentLoadingEventArgs e)
        {
            progressBar.Value = 50; // 假设加载内容时进度为50%
            progressLabel.Text = "50%";
        }
        private async void SetZoomLevel(double zoomLevel)
        {
            await webView21.CoreWebView2.ExecuteScriptAsync($"document.body.style.zoom = '{zoomLevel}%'");
        }

        private void toolStripSplitButton1_ButtonClick(object sender, EventArgs e)
        {
            SetZoomLevel(100);
            toolStripMenuItem3.Enabled = true;
        }

        private void toolStripMenuItem2_Click(object sender, EventArgs e)
        {
            zoom = zoom + 25;
            SetZoomLevel(zoom);
            toolStripMenuItem3.Enabled = true;
        }

        private void toolStripMenuItem3_Click(object sender, EventArgs e)
        {
            zoom = zoom - 25;
            SetZoomLevel(zoom);
            if (zoom == 25)
                toolStripMenuItem3.Enabled = false;
        }
    }
}