How to use Accept method of PuppeteerSharp.Dialog class

Best Puppeteer-sharp code snippet using PuppeteerSharp.Dialog.Accept

FacebookBrowser.cs

Source:FacebookBrowser.cs

1ï»¿using System;2using System.Collections.Generic;3using System.Diagnostics;4using System.Linq;5using System.Net;6using System.Text.RegularExpressions;7using System.Threading;8using System.Threading.Tasks;9using FaceCord.Common;10using Fizzler.Systems.HtmlAgilityPack;11using HtmlAgilityPack;12using Microsoft.Extensions.Logging;13using PuppeteerSharp;14using PuppeteerSharp.Input;15namespace FaceCord.Facebook16{17    public interface IFacebookBrowser : IAsyncDisposable18    {19        Task DownloadBrowser();20        Task<IList<FacebookPost>> GetTimelinePosts();21        Task Login();22    }23    public class FacebookBrowser : IFacebookBrowser24    {25        private Browser chromeBrowser;26        private const string FacebookUrl = "https://facebook.com";27        private const string UserAgentString = "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/78.0.3904.108 Safari/537.36";28        private readonly BotSettings botSettings;29        private readonly ILogger<FacebookBrowser> logger;30        public FacebookBrowser(BotSettings botSettings, ILogger<FacebookBrowser> logger)31        {32            this.botSettings = botSettings;33            this.logger = logger;34        }35        private async Task<Browser> GetLaunchedBrowser()36        {37            if (chromeBrowser != null)38                return chromeBrowser;39            var launchedBrowser = await LaunchBrowser();40            chromeBrowser = launchedBrowser;41            return launchedBrowser;42        }43        private static async Task<Browser> LaunchBrowser()44        {45            var options = new LaunchOptions46            {47                Headless = true,48                Args = new[] {"--no-sandbox"}49            };50            var browser = await Puppeteer.LaunchAsync(options);51            var permissions = new List<OverridePermission> { OverridePermission.Geolocation, OverridePermission.Notifications };52            await browser.DefaultContext.OverridePermissionsAsync(FacebookUrl, permissions);53            return browser;54        }55        private string FacebookUserUrl => $"{FacebookUrl}/{botSettings.Facebook.User}";56        public async Task DownloadBrowser()57        {58            await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);59            logger.LogInformation("Downloaded a browser");60        }61        public async Task Login()62        {63            var browser = await GetLaunchedBrowser();64            var page = (await browser.PagesAsync()).Single();65            await page.SetUserAgentAsync(UserAgentString);66            await page.GoToAsync(FacebookUrl, WaitUntilNavigation.Networkidle0);67            await page.ClickAsync("button[data-testid=cookie-policy-dialog-accept-button]");68            await page.WaitForSelectorAsync("button[data-testid=cookie-policy-dialog-accept-button]", new WaitForSelectorOptions { Hidden = true });69            await page.TypeAsync("#email", botSettings.Facebook.Login);70            await page.TypeAsync("#pass", botSettings.Facebook.Password);71            await page.ClickAsync("button[name=login]", new ClickOptions { ClickCount = 3 });72            await page.WaitForSelectorAsync("form[action^='/logout.php']");73            await page.GoToAsync("about:blank");74            logger.LogInformation("Logged to FB");75        }76        public async Task<IList<FacebookPost>> GetTimelinePosts()77        {78            var browser = await GetLaunchedBrowser();79            var page = (await browser.PagesAsync()).Single();80            await page.SetUserAgentAsync(UserAgentString);81            await page.GoToAsync(FacebookUserUrl);82            await page.WaitForSelectorAsync("div[data-pagelet='ProfileTimeline']");83            var sw = new Stopwatch();84            sw.Start();85            var loadedPostCount = 0;86            while (loadedPostCount < 10)87            {88                if (sw.Elapsed.Seconds > 120)89                {90                    sw.Stop();91                    await page.GoToAsync("about:blank");92                    throw new InvalidOperationException();93                }94                loadedPostCount = await LoadTimelinePosts(page);95            }96            await OpenTimelinePostsText(page);97            var timelinePosts = await ExtractTimelinePosts(page);98            await page.GoToAsync("about:blank");99            return timelinePosts;100        }101        private static async Task<IList<FacebookPost>> ExtractTimelinePosts(Page page)102        {103            var document = new HtmlDocument();104            document.LoadHtml(await page.GetContentAsync());105            var nodes = document.DocumentNode.QuerySelector("div[data-pagelet='ProfileTimeline']");106            var rootPosts = nodes.QuerySelectorAll("div[data-ad-comet-preview=message]").Select(x => x.ParentNode.ParentNode).ToList();107            var list = new List<FacebookPost>();108            foreach (var rootPost in rootPosts)109            {110                var fb = new FacebookPost111                {112                    Paragraphs = rootPost113                        .QuerySelectorAll("div[data-ad-comet-preview=message] div.qzhwtbm6.knvmm38d div.cxmmr5t8.oygrvhab.hcukyx3x")114                        .Select(x => WebUtility.HtmlDecode(x.InnerText))115                        .ToList(),116                    Link = TransformLink(rootPost.QuerySelector("div.l9j0dhe7 a.oajrlxb2.g5ia77u1")?.GetAttributeValue("href", null))117                };118                list.Add(fb);119            }120            return list;121        }122        private static string TransformLink(string link)123        {124            if (link == null)125                return null;126            var decodedLink = WebUtility.UrlDecode(WebUtility.HtmlDecode(link));127            var fbPhotoLinkMatch = Regex.Match(decodedLink, "https://www.facebook.com/photo/\\?fbid=[0-9]{15,17}");128            if (fbPhotoLinkMatch.Success)129                return fbPhotoLinkMatch.Value;130            var replacedLink = Regex.Replace(decodedLink, "(\\?|&)fbclid.+", string.Empty);131            var replacedLink2 = Regex.Replace(replacedLink, "https://l.facebook.com/l.php\\?u=", string.Empty);132            return replacedLink2;133        }134        private static async Task OpenTimelinePostsText(Page page)135        {136            const string openAllTexts =137                @"let elements = document.querySelectorAll(""div[data-ad-comet-preview=message] div.oajrlxb2""); for (let element of elements) { element.click(); }";138            await page.EvaluateExpressionAsync(openAllTexts);139            Thread.Sleep(3000);140        }141        private static async Task<int> LoadTimelinePosts(Page page)142        {143            await page.EvaluateExpressionAsync("window.scrollBy(0, 1000);");144            Thread.Sleep(200);145            var document = new HtmlDocument();146            document.LoadHtml(await page.GetContentAsync());147            var timelineNode = document.DocumentNode.QuerySelector("div[data-pagelet='ProfileTimeline']");148            var postText = timelineNode.QuerySelectorAll("div[data-ad-comet-preview=message]").ToList();149            return postText.Count;150        }151        public async ValueTask DisposeAsync()152        {153            if (chromeBrowser == null)154                return;155            await chromeBrowser.CloseAsync();156        }157    }158}...

SinglePageBrowser2D.cs

Source:SinglePageBrowser2D.cs

...179		{180			PopupFactory.Instance.CreateSuccess()181				.SetTitle("Attention")182				.SetMessage(dialog.Message)183				.SetCallback(() => dialog.Accept());184		}185		private static void ShowConfirmAlertPopup(Dialog dialog)186		{187			PopupFactory.Instance.CreateConfirmation()188				.SetMessage(dialog.Message)189				.SetConfirmCallback(() => dialog.Accept())190				.SetCancelCallback(() => dialog.Dismiss());191		}192		private static void CloseAlert(Dialog dialog)193		{194			Debug.Log("Browser alert was closed automatically");195			dialog.Accept();196		}197#endif198	}199}...

CloseTests.cs

Source:CloseTests.cs

...58                else59                {60                    Assert.Equal("This page is asking you to confirm that you want to leave - data you have entered may not be saved.", e.Dialog.Message);61                }62                await e.Dialog.Accept();63                dialogTask.TrySetResult(true);64            };65            var closeTask = new TaskCompletionSource<bool>();66            Page.Close += (_, _) => closeTask.TrySetResult(true);67            // We have to interact with a page so that 'beforeunload' handlers68            // fire.69            await Page.ClickAsync("body");70            await Page.CloseAsync(new PageCloseOptions { RunBeforeUnload = true });71            await Task.WhenAll(72                dialogTask.Task,73                closeTask.Task74            );75        }76        [PuppeteerTest("page.spec.ts", "Page.close", "should *not* run beforeunload by default")]...

Program.cs

Source:Program.cs

...47            page.Dialog += async (sender, e) =>48            {49                if (e.Dialog.DialogType == DialogType.Confirm)50                {51                    await e.Dialog.Accept("https://o.remove.bg/uploads/14f9f1a1-a21f-4346-a2ad-9cab0785fa4d/u_4061252405_819153609_fm_173_app_25_f_JPEG.jpeg");52                    await e.Dialog.Dismiss();53                }54            };55            //page.Popup += async (sender, e) =>56            //{57            //    Console.WriteLine("456");58            //};59            // await page.WaitForTimeoutAsync(5);60            //await page.ClickAsync(".select-photo-file-btn");61            //Thread.Sleep(1000);62            //AU3_ControlFocus("æå¼","","Edit1");63            //AU3_WinWait("[CLASS:#32770]", "", 10);64            //AU3_ControlSetText("æå¼", "", "Edit1", "D:\\1.png");65            //AU3_ControlClick("æå¼", "", "Button1", "left", 1,1,1);...

Dialog.cs

Source:Dialog.cs

...11    ///<code>12    ///<![CDATA[13    /// Page.Dialog += async (sender, e) =>14    /// {15    ///     await e.Dialog.Accept();16    /// }17    /// await Page.EvaluateExpressionAsync("alert('yo');");18    /// ]]>19    /// </code>20    /// </example>21    public class Dialog22    {23        private readonly CDPSession _client;24        /// <summary>25        /// Dialog's type, can be one of alert, beforeunload, confirm or prompt.26        /// </summary>27        /// <value>The type of the dialog.</value>28        public DialogType DialogType { get; set; }29        /// <summary>30        /// If dialog is prompt, returns default prompt value. Otherwise, returns empty string.31        /// </summary>32        /// <value>The default value.</value>33        public string DefaultValue { get; set; }34        /// <summary>35        /// A message displayed in the dialog.36        /// </summary>37        /// <value>The message.</value>38        public string Message { get; set; }39        /// <summary>40        /// Initializes a new instance of the <see cref="Dialog"/> class.41        /// </summary>42        /// <param name="client">Client.</param>43        /// <param name="type">Type.</param>44        /// <param name="message">Message.</param>45        /// <param name="defaultValue">Default value.</param>46        public Dialog(CDPSession client, DialogType type, string message, string defaultValue)47        {48            _client = client;49            DialogType = type;50            Message = message;51            DefaultValue = defaultValue;52        }53        /// <summary>54        /// Accept the Dialog.55        /// </summary>56        /// <returns>Task which resolves when the dialog has been accepted.</returns>57        /// <param name="promptText">A text to enter in prompt. Does not cause any effects if the dialog's type is not prompt.</param>58        public Task Accept(string promptText = "")59        {60            return _client.SendAsync("Page.handleJavaScriptDialog", new Dictionary<string, object>61            {62                { MessageKeys.Accept, true },63                { MessageKeys.PromptText, promptText }64            });65        }66        /// <summary>67        /// Dismiss the dialog.68        /// </summary>69        /// <returns>Task which resolves when the dialog has been dismissed.</returns>70        public Task Dismiss()71        {72            return _client.SendAsync("Page.handleJavaScriptDialog", new Dictionary<string, object>73            {74                { MessageKeys.Accept, false }75            });76        }77    }78}...

DialogTests.cs

Source:DialogTests.cs

...22            {23                Assert.Equal(DialogType.Alert, e.Dialog.DialogType);24                Assert.Equal(string.Empty, e.Dialog.DefaultValue);25                Assert.Equal("yo", e.Dialog.Message);26                await e.Dialog.Accept();27            };28            await Page.EvaluateExpressionAsync("alert('yo');");29        }30        [PuppeteerTest("dialog.spec.ts", "Page.Events.Dialog", "should allow accepting prompts")]31        [SkipBrowserFact(skipFirefox: true)]32        public async Task ShouldAllowAcceptingPrompts()33        {34            Page.Dialog += async (_, e) =>35            {36                Assert.Equal(DialogType.Prompt, e.Dialog.DialogType);37                Assert.Equal("yes.", e.Dialog.DefaultValue);38                Assert.Equal("question?", e.Dialog.Message);39                await e.Dialog.Accept("answer!");40            };41            var result = await Page.EvaluateExpressionAsync<string>("prompt('question?', 'yes.')");42            Assert.Equal("answer!", result);43        }44        [PuppeteerTest("dialog.spec.ts", "Page.Events.Dialog", "should dismiss the prompt")]45        [PuppeteerFact]46        public async Task ShouldDismissThePrompt()47        {48            Page.Dialog += async (_, e) =>49            {50                await e.Dialog.Dismiss();51            };52            var result = await Page.EvaluateExpressionAsync<string>("prompt('question?')");53            Assert.Null(result);...

FileChooserCancelTests.cs

Source:FileChooserCancelTests.cs

1using System;2using System.Threading.Tasks;3using PuppeteerSharp.Mobile;4using PuppeteerSharp.Tests.Attributes;5using PuppeteerSharp.Xunit;6using Xunit;7using Xunit.Abstractions;8namespace PuppeteerSharp.Tests.InputTests9{10    [Collection(TestConstants.TestFixtureCollectionName)]11    public class FileChooserCancelTests : PuppeteerPageBaseTest12    {13        public FileChooserCancelTests(ITestOutputHelper output) : base(output)14        {15        }16        [PuppeteerTest("input.spec.ts", "FileChooser.cancel", "should cancel dialog")]17        [SkipBrowserFact(skipFirefox: true)]18        public async Task ShouldCancelDialog()19        {20            // Consider file chooser canceled if we can summon another one.21            // There's no reliable way in WebPlatform to see that FileChooser was22            // canceled.23            await Page.SetContentAsync("<input type=file>");24            var waitForTask = Page.WaitForFileChooserAsync();25            await Task.WhenAll(26                waitForTask,27                Page.ClickAsync("input"));28            var fileChooser = waitForTask.Result;29            fileChooser.Cancel();30            await Task.WhenAll(31                Page.WaitForFileChooserAsync(),32                Page.ClickAsync("input"));33        }34        [PuppeteerTest("input.spec.ts", "FileChooser.cancel", "should fail when canceling file chooser twice")]35        [SkipBrowserFact(skipFirefox: true)]36        public async Task ShouldFailWhenCancelingFileChooserTwice()37        {38            await Page.SetContentAsync("<input type=file>");39            var waitForTask = Page.WaitForFileChooserAsync();40            await Task.WhenAll(41                waitForTask,42                Page.ClickAsync("input"));43            var fileChooser = waitForTask.Result;44            fileChooser.Cancel();45            var ex = Assert.Throws<PuppeteerException>(() => fileChooser.Cancel());46            Assert.Equal("Cannot accept FileChooser which is already handled!", ex.Message);47        }48    }49}...

PageHandleJavaScriptDialogRequest.cs

Source:PageHandleJavaScriptDialogRequest.cs

2namespace PuppeteerSharp.Messaging3{4    internal class PageHandleJavaScriptDialogRequest5    {6        public bool Accept { get; set; }7        public string PromptText { get; set; }8    }9}...

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static async Task Main(string[] args)7        {8            await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);9            var browser = await Puppeteer.LaunchAsync(new LaunchOptions { Headless = false });10            var page = await browser.NewPageAsync();11            page.Dialog += async (sender, e) => await e.Dialog.AcceptAsync();12            await page.EvaluateExpressionAsync("alert('Hello World!')");13            await browser.CloseAsync();14        }15    }16}

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static async Task Main(string[] args)7        {8            await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);9            var browser = await Puppeteer.LaunchAsync(new LaunchOptions10            {11            });12            var page = await browser.NewPageAsync();13            page.Dialog += async (sender, e) => await e.Dialog.AcceptAsync();14            await page.EvaluateExpressionAsync("() => alert('Hello world!')");15            await browser.CloseAsync();16        }17    }18}19using System;20using System.Threading.Tasks;21using PuppeteerSharp;22{23    {24        static async Task Main(string[] args)25        {26            await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);27            var browser = await Puppeteer.LaunchAsync(new LaunchOptions28            {29            });30            var page = await browser.NewPageAsync();31            page.Dialog += async (sender, e) => await e.Dialog.DismissAsync();32            await page.EvaluateExpressionAsync("() => alert('Hello world!')");33            await browser.CloseAsync();34        }35    }36}37using System;38using System.Threading.Tasks;39using PuppeteerSharp;40{41    {42        static async Task Main(string[] args)43        {44            await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);45            var browser = await Puppeteer.LaunchAsync(new LaunchOptions46            {47            });48            var page = await browser.NewPageAsync();49            page.Dialog += async (sender, e) => Console.WriteLine(e.Dialog.Message);50            await page.EvaluateExpressionAsync("() => alert('Hello world!')");51            await browser.CloseAsync();52        }53    }54}55using System;56using System.Threading.Tasks;

Using AI Code Generation

1var dialog = await page.WaitForDialogAsync();2await dialog.AcceptAsync();3var dialog = await page.WaitForDialogAsync();4await dialog.DismissAsync();5var dialog = await page.WaitForDialogAsync();6await dialog.SendAsync("Hello");7var dialog = await page.WaitForDialogAsync();8await dialog.SendAsync("Hello");9var dialog = await page.WaitForDialogAsync();10string message = dialog.Message;11var dialog = await page.WaitForDialogAsync();12DialogType type = dialog.Type;13var dialog = await page.WaitForDialogAsync();14await dialog.AcceptAsync();15var dialog = await page.WaitForDialogAsync();16await dialog.DismissAsync();17var dialog = await page.WaitForDialogAsync();18await dialog.SendAsync("Hello");19var dialog = await page.WaitForDialogAsync();20await dialog.SendAsync("Hello");21var dialog = await page.WaitForDialogAsync();22string message = dialog.Message;23var dialog = await page.WaitForDialogAsync();24DialogType type = dialog.Type;25var dialog = await page.WaitForDialogAsync();26await dialog.AcceptAsync();27var dialog = await page.WaitForDialogAsync();28await dialog.DismissAsync();

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static async Task Main(string[] args)7        {8            {9            };10            using (var browser = await Puppeteer.LaunchAsync(options))11            using (var page = await browser.NewPageAsync())12            {13                page.Dialog += async (sender, e) =>14                {15                    Console.WriteLine(e.Dialog.Message);16                    await e.Dialog.AcceptAsync("PuppeteerSharp");17                };18                await page.SwitchToFrameAsync("iframeResult");19                await page.ClickAsync("button");20            }21        }22    }23}

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static void Main(string[] args)7        {8            MainAsync().Wait();9        }10        static async Task MainAsync()11        {12            var browser = await Puppeteer.LaunchAsync(new LaunchOptions13            {14            });15            var page = await browser.NewPageAsync();16            await page.ClickAsync("a[href='/intl/en/about/']");17            await page.WaitForSelectorAsync("input[name='q']");18            await page.TypeAsync("input[name='q']", "PuppeteerSharp");19            await page.ClickAsync("input[type='submit']");20            await page.WaitForSelectorAsync("div.g");21            var dialog = await page.WaitForDialogAsync();22            await dialog.AcceptAsync();23            await page.WaitForSelectorAsync("input[name='q']");24            await page.TypeAsync("input[name='q']", "PuppeteerSharp");25            await page.ClickAsync("input[type='submit']");26            await page.WaitForSelectorAsync("div.g");27            await page.ScreenshotAsync("screenshot.png");28            await browser.CloseAsync();29        }30    }31}32PuppeteerSharp.Dialog.DismissAsync() Method33public Task DismissAsync()34using System;35using System.Threading.Tasks;36using PuppeteerSharp;37{38    {39        static void Main(string[] args)40        {41            MainAsync().Wait();42        }43        static async Task MainAsync()44        {45            var browser = await Puppeteer.LaunchAsync(new LaunchOptions46            {47            });48            var page = await browser.NewPageAsync();49            await page.ClickAsync("a[href='/intl/en/about/']");50            await page.WaitForSelectorAsync("input[name='q']");51            await page.TypeAsync("input[name='q']", "PuppeteerSharp");52            await page.ClickAsync("input[type='submit']");

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static void Main(string[] args)7        {8            Console.WriteLine("Hello World!");9            MainAsync(args).GetAwaiter().GetResult();10        }11        static async Task MainAsync(string[] args)12        {13            var browser = await Puppeteer.LaunchAsync(new LaunchOptions14            {15            });16            var page = await browser.NewPageAsync();17            page.Dialog += async (sender, e) =>18            {19                Console.WriteLine(e.Dialog.Message);20                await e.Dialog.AcceptAsync();21            };22            await page.ClickAsync("input[value='I agree']");23        }24    }25}

Using AI Code Generation

1await page.ClickAsync("button");2await dialog.AcceptAsync();3await page.ClickAsync("button");4await dialog.DismissAsync();5await page.ClickAsync("button");6Console.WriteLine(dialog.Message);7await page.ClickAsync("button");8await dialog.TypeAsync("Hello");9await dialog.AcceptAsync();10await page.ClickAsync("button");11await dialog.TypeAsync("Hello");12await dialog.AcceptAsync();13await page.ClickAsync("button");14await dialog.TypeAsync("Hello");15await dialog.AcceptAsync();16await page.ClickAsync("button");17await dialog.TypeAsync("Hello");18await dialog.AcceptAsync();19await page.ClickAsync("button");20await dialog.TypeAsync("Hello");21await dialog.AcceptAsync();22await page.ClickAsync("button");23await dialog.TypeAsync("Hello");24await dialog.AcceptAsync();25await page.ClickAsync("button");26await dialog.TypeAsync("Hello");27await dialog.AcceptAsync();28await page.ClickAsync("button");29await dialog.TypeAsync("Hello");30await dialog.AcceptAsync();31await page.ClickAsync("button");32await dialog.TypeAsync("Hello");33await dialog.AcceptAsync();34await page.ClickAsync("button");35await dialog.TypeAsync("Hello");36await dialog.AcceptAsync();

Using AI Code Generation

1await page.ClickAsync("button");2await page.WaitForSelectorAsync("iframe");3var frame = page.Frames.FirstOrDefault(f => f.Name == "iframeResult");4var dialog = await frame.WaitForDialogAsync();5await dialog.AcceptAsync("Hello World");6await page.ScreenshotAsync("2.png");7await page.ClickAsync("button");8await page.WaitForSelectorAsync("iframe");9var frame = page.Frames.FirstOrDefault(f => f.Name == "iframeResult");10var dialog = await frame.WaitForDialogAsync();11await dialog.DismissAsync();12await page.ScreenshotAsync("3.png");13await page.ClickAsync("button");14await page.WaitForSelectorAsync("iframe");15var frame = page.Frames.FirstOrDefault(f => f.Name == "iframeResult");16var dialog = await frame.WaitForDialogAsync();17await dialog.PromptAsync("Hello World");18await page.ScreenshotAsync("4.png");19await page.ClickAsync("button");20await page.WaitForSelectorAsync("iframe");21var frame = page.Frames.FirstOrDefault(f => f.Name == "iframeResult");22var dialog = await frame.WaitForDialogAsync();23await dialog.AcceptAsync();24await page.ScreenshotAsync("5.png");25await page.ClickAsync("button");26await page.WaitForSelectorAsync("iframe");27var frame = page.Frames.FirstOrDefault(f => f.Name == "iframeResult");28var dialog = await frame.WaitForDialogAsync();29await dialog.DismissAsync();30await page.ScreenshotAsync("6.png");

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