How to use QueuedEventGroup method of PuppeteerSharp.NetworkEventManager class

Best Puppeteer-sharp code snippet using PuppeteerSharp.NetworkEventManager.QueuedEventGroup

NetworkManager.cs

Source:NetworkManager.cs

...160                return;161            }162            // We may have skipped response and loading events because we didn't have163            // this ExtraInfo event yet. If so, emit those events now.164            var queuedEvents = _networkEventManager.GetQueuedEventGroup(e.RequestId);165            if (queuedEvents != null)166            {167                EmitResponseEvent(queuedEvents.ResponseReceivedEvent, e);168                if (queuedEvents.LoadingFinishedEvent != null) {169                    OnLoadingFinished(queuedEvents.LoadingFinishedEvent);170                }171                if (queuedEvents.LoadingFailedEvent != null) {172                    OnLoadingFailed(queuedEvents.LoadingFailedEvent);173                }174                // We need this in .NET to avoid race conditions175                _networkEventManager.ForgetQueuedEventGroup(e.RequestId);176                return;177            }178            // Wait until we get another event that can use this ExtraInfo event.179            _networkEventManager.ResponseExtraInfo(e.RequestId).Add(e);180        }181        private void OnLoadingFailed(LoadingFailedEventResponse e)182        {183            var queuedEvents = _networkEventManager.GetQueuedEventGroup(e.RequestId);184            if (queuedEvents != null)185            {186                queuedEvents.LoadingFailedEvent = e;187            }188            else189            {190                EmitLoadingFailed(e);191            }192        }193        private void EmitLoadingFailed(LoadingFailedEventResponse e)194        {195            var request = _networkEventManager.GetRequest(e.RequestId);196            if (request == null)197            {198                return;199            }200            request.Failure = e.ErrorText;201            request.Response?.BodyLoadedTaskWrapper.TrySetResult(true);202            ForgetRequest(request, true);203            RequestFailed?.Invoke(this, new RequestEventArgs204            {205                Request = request206            });207        }208        private void OnLoadingFinished(LoadingFinishedEventResponse e)209        {210            var queuedEvents = _networkEventManager.GetQueuedEventGroup(e.RequestId);211            if (queuedEvents != null)212            {213                queuedEvents.LoadingFinishedEvent = e;214            }215            else216            {217                EmitLoadingFinished(e);218            }219        }220        private void EmitLoadingFinished(LoadingFinishedEventResponse e)221        {222            var request = _networkEventManager.GetRequest(e.RequestId);223            if (request == null)224            {225                return;226            }227            request.Response?.BodyLoadedTaskWrapper.TrySetResult(true);228            ForgetRequest(request, true);229            RequestFinished?.Invoke(this, new RequestEventArgs230            {231                Request = request232            });233        }234        private void ForgetRequest(Request request, bool events)235        {236            _networkEventManager.ForgetRequest(request.RequestId);237            if (request.InterceptionId != null)238            {239                _attemptedAuthentications.Remove(request.InterceptionId);240            }241            if (events)242            {243                _networkEventManager.Forget(request.RequestId);244            }245        }246        private void OnResponseReceived(ResponseReceivedResponse e)247        {248            var request = _networkEventManager.GetRequest(e.RequestId);249            ResponseReceivedExtraInfoResponse extraInfo = null;250            if (request != null && !request.FromMemoryCache && e.HasExtraInfo)251            {252                extraInfo = _networkEventManager.ShiftResponseExtraInfo(e.RequestId);253                if (extraInfo == null)254                {255                    _networkEventManager.QueuedEventGroup(e.RequestId, new()256                    {257                        ResponseReceivedEvent = e258                    });259                    return;260                }261            }262            EmitResponseEvent(e, extraInfo);263        }264        private void EmitResponseEvent(ResponseReceivedResponse e, ResponseReceivedExtraInfoResponse extraInfo)265        {266            var request = _networkEventManager.GetRequest(e.RequestId);267            // FileUpload sends a response without a matching request.268            if (request == null)269            {...

NetworkEventManager.cs

Source:NetworkEventManager.cs

...9    {10        private readonly ConcurrentDictionary<string, RequestWillBeSentPayload> _requestWillBeSentMap = new();11        private readonly ConcurrentDictionary<string, FetchRequestPausedResponse> _requestPausedMap = new();12        private readonly ConcurrentDictionary<string, Request> _httpRequestsMap = new();13        private readonly ConcurrentDictionary<string, QueuedEventGroup> _queuedEventGroupMap = new();14        private readonly ConcurrentDictionary<string, List<RedirectInfo>> _queuedRedirectInfoMap = new();15        private readonly ConcurrentDictionary<string, List<ResponseReceivedExtraInfoResponse>> _responseReceivedExtraInfoMap = new();16        public int NumRequestsInProgress17            => _httpRequestsMap.Values.Count(r => r.Response == null);18        internal void Forget(string requestId)19        {20            _requestWillBeSentMap.TryRemove(requestId, out _);21            _requestPausedMap.TryRemove(requestId, out _);22            _queuedEventGroupMap.TryRemove(requestId, out _);23            _queuedRedirectInfoMap.TryRemove(requestId, out _);24            _responseReceivedExtraInfoMap.TryRemove(requestId, out _);25        }26        internal List<ResponseReceivedExtraInfoResponse> ResponseExtraInfo(string networkRequestId)27        {28            if (!_responseReceivedExtraInfoMap.ContainsKey(networkRequestId))29            {30                _responseReceivedExtraInfoMap.AddOrUpdate(31                    networkRequestId,32                    new List<ResponseReceivedExtraInfoResponse>(),33                    (_, __) => new List<ResponseReceivedExtraInfoResponse>());34            }35            _responseReceivedExtraInfoMap.TryGetValue(networkRequestId, out var result);36            return result;37        }38        private List<RedirectInfo> QueuedRedirectInfo(string fetchRequestId)39        {40            if (!_queuedRedirectInfoMap.ContainsKey(fetchRequestId))41            {42                _queuedRedirectInfoMap.TryAdd(fetchRequestId, new List<RedirectInfo>());43            }44            _queuedRedirectInfoMap.TryGetValue(fetchRequestId, out var result);45            return result;46        }47        internal void QueueRedirectInfo(string fetchRequestId, RedirectInfo redirectInfo)48            => QueuedRedirectInfo(fetchRequestId).Add(redirectInfo);49        internal RedirectInfo TakeQueuedRedirectInfo(string fetchRequestId)50        {51            var list = QueuedRedirectInfo(fetchRequestId);52            var result = list.FirstOrDefault();53            if (result != null)54            {55                list.Remove(result);56            }57            return result;58        }59        internal ResponseReceivedExtraInfoResponse ShiftResponseExtraInfo(string networkRequestId)60        {61            if (!_responseReceivedExtraInfoMap.ContainsKey(networkRequestId))62            {63                _responseReceivedExtraInfoMap.TryAdd(networkRequestId, new List<ResponseReceivedExtraInfoResponse>());64            }65            _responseReceivedExtraInfoMap.TryGetValue(networkRequestId, out var list);66            var result = list.FirstOrDefault();67            if (result != null)68            {69                list.Remove(result);70            }71            return result;72        }73        internal void StoreRequestWillBeSent(string networkRequestId, RequestWillBeSentPayload e)74            => _requestWillBeSentMap.AddOrUpdate(networkRequestId, e, (_, __) => e);75        internal RequestWillBeSentPayload GetRequestWillBeSent(string networkRequestId)76        {77            _requestWillBeSentMap.TryGetValue(networkRequestId, out var result);78            return result;79        }80        internal void ForgetRequestWillBeSent(string networkRequestId)81            => _requestWillBeSentMap.TryRemove(networkRequestId, out _);82        internal FetchRequestPausedResponse GetRequestPaused(string networkRequestId)83        {84            _requestPausedMap.TryGetValue(networkRequestId, out var result);85            return result;86        }87        internal void ForgetRequestPaused(string networkRequestId)88            => _requestPausedMap.TryRemove(networkRequestId, out _);89        internal void StoreRequestPaused(string networkRequestId, FetchRequestPausedResponse e)90            => _requestPausedMap.AddOrUpdate(networkRequestId, e, (_, __) => e);91        internal Request GetRequest(string networkRequestId)92        {93            _httpRequestsMap.TryGetValue(networkRequestId, out var result);94            return result;95        }96        internal void StoreRequest(string networkRequestId, Request request)97            => _httpRequestsMap.AddOrUpdate(networkRequestId, request, (_, __) => request);98        internal void ForgetRequest(string requestId)99            => _requestWillBeSentMap.TryRemove(requestId, out _);100        internal void QueuedEventGroup(string networkRequestId, QueuedEventGroup group)101            => _queuedEventGroupMap.AddOrUpdate(networkRequestId, group, (_, __) => group);102        internal QueuedEventGroup GetQueuedEventGroup(string networkRequestId)103        {104            _queuedEventGroupMap.TryGetValue(networkRequestId, out var result);105            return result;106        }107        // Puppeteer doesn't have this. but it seems that .NET needs this to avoid race conditions108        internal void ForgetQueuedEventGroup(string networkRequestId)109            => _queuedEventGroupMap.TryRemove(networkRequestId, out _);110    }111}...

QueuedEventGroup

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            var eventGroup = page.NetworkManager.QueuedEventGroup();

QueuedEventGroup

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                Args = new string[] { "--disable-extensions" }12            });13            var page = await browser.NewPageAsync();14            var networkManager = page.NetworkManager;15            var eventGroup = networkManager.CreateEventGroup();16            eventGroup.AddEvent("Network.requestWillBeSent");17            await eventGroup.WaitForEventAsync();18            eventGroup.RemoveEvent("Network.requestWillBeSent");19            await browser.CloseAsync();20        }21    }22}

QueuedEventGroup

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            var client = await page.Target.CreateCDPSessionAsync();14            await client.SendAsync("Network.enable");15            await client.SendAsync("Network.setCacheDisabled", new { cacheDisabled = true });16            await client.SendAsync("Network.setBypassServiceWorker", new { bypass = true });17            await client.SendAsync("Network.setExtraHTTPHeaders", new { headers = new { } });18            await client.SendAsync("Network.setCacheDisabled", new { cacheDisabled = true });19            await client.SendAsync("Network.setBypassServiceWorker", new { bypass = true });20            await client.SendAsync("Network.setExtraHTTPHeaders", new { headers = new { } });21            var events = await client.NetworkManager.QueuedEventGroup(async () =>22            {23            });24            Console.WriteLine($"Request count: {events.Count}");25            foreach (var e in events)26            {27                Console.WriteLine(e.Method);28            }29            await browser.CloseAsync();30        }31    }32}33using System;34using System.Threading.Tasks;35using PuppeteerSharp;36{37    {38        static async Task Main(string[] args)39        {40            await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);41            var browser = await Puppeteer.LaunchAsync(new LaunchOptions42            {43            });44            var page = await browser.NewPageAsync();45            var client = await page.Target.CreateCDPSessionAsync();46            await client.SendAsync("Network.enable");47            await client.SendAsync("Network.setCacheDisabled", new { cache

QueuedEventGroup

Using AI Code Generation

1var page = await browser.NewPageAsync();2await page.EvaluateFunctionAsync(@"() => {3  document.querySelector('a').addEventListener('click', e => {4    e.preventDefault();5    setTimeout(() => {6      document.querySelector('body').innerHTML = 'Click intercepted';7    }, 5000);8  });9}");10await page.WaitForNavigationAsync(new NavigationOptions11{12  WaitUntil = new[] { WaitUntilNavigation.Networkidle0 }13});14var result = await page.QuerySelectorAsync("body");15Console.WriteLine(await result.EvaluateFunctionAsync<string>("node => node.innerText"));16var page = await browser.NewPageAsync();17await page.EvaluateFunctionAsync(@"() => {18  document.querySelector('a').addEventListener('click', e => {19    e.preventDefault();20    setTimeout(() => {21      document.querySelector('body').innerHTML = 'Click intercepted';22    }, 5000);23  });24}");25var result = await page.QuerySelectorAsync("body");26Console.WriteLine(await result.EvaluateFunctionAsync<string>("node => node.innerText"));27var page = await browser.NewPageAsync();28await page.EvaluateFunctionAsync(@"() => {29  document.querySelector('a').addEventListener('click', e => {30    e.preventDefault();31    setTimeout(() => {32      document.querySelector('body').innerHTML = 'Click intercepted';33    }, 5000);34  });35}");36var result = await page.QuerySelectorAsync("body");37Console.WriteLine(await result.EvaluateFunctionAsync<string>("node => node.innerText"));

QueuedEventGroup

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Threading.Tasks;5using PuppeteerSharp;6{7    {8        static async Task Main(string[] args)9        {10            var browser = await Puppeteer.LaunchAsync(new LaunchOptions11            {12            });13            var page = await browser.NewPageAsync();14            var responses = await page.WaitForNetworkEventsAsync(new string[] { "document", "xhr" });15            await browser.CloseAsync();16        }17    }18}19using System;20using System.Collections.Generic;21using System.Linq;22using System.Threading.Tasks;23using PuppeteerSharp;24{25    {26        static async Task Main(string[] args)27        {28            var browser = await Puppeteer.LaunchAsync(new LaunchOptions29            {30            });31            var page = await browser.NewPageAsync();32            var responses = await page.WaitForNetworkEventsAsync(new string[] { "document", "xhr" });33            await browser.CloseAsync();34        }35    }36}37using System;38using System.Collections.Generic;39using System.Linq;40using System.Threading.Tasks;41using PuppeteerSharp;42{43    {44        static async Task Main(string[] args)45        {46            var browser = await Puppeteer.LaunchAsync(new LaunchOptions47            {48            });49            var page = await browser.NewPageAsync();50            var responses = await page.WaitForNetworkEventsAsync(new string[] { "document", "xhr" });51            await browser.CloseAsync();52        }53    }54}

QueuedEventGroup

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            await page.WaitForNetworkIdleAsync();12            var tcs = new TaskCompletionSource<bool>();13            var events = new NetworkEventManager(page).CreateEventGroup();14            events.AddEvent("request", "response");15            events.AddEvent("request", "response");16            events.AddEvent("request", "response");17            events.AddCallback(() =>18            {19                tcs.SetResult(true);20            });21            await tcs.Task;22            Console.WriteLine("Events Occurred");23        }24    }25}

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