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How to use ScheduleBackgroundTask method of PuppeteerSharp.AspNetFramework.AspNetWebSocketTransport class

Best Puppeteer-sharp code snippet using PuppeteerSharp.AspNetFramework.AspNetWebSocketTransport.ScheduleBackgroundTask

AspNetWebSocketTransport.cs

Source:AspNetWebSocketTransport.cs

...16        /// <summary>17        /// Gets a <see cref="TransportTaskScheduler"/> that uses ASP.NET <see cref="HostingEnvironment.QueueBackgroundWorkItem(Func{CancellationToken,Task})"/>18        /// for scheduling of tasks.19        /// </summary>20        public static readonly TransportTaskScheduler AspNetTransportScheduler = ScheduleBackgroundTask;21        #endregion22        #region Static methods23        private static async Task<IConnectionTransport> CreateAspNetTransport(Uri url, IConnectionOptions connectionOptions, CancellationToken cancellationToken)24        {25            var webSocketFactory = connectionOptions.WebSocketFactory ?? DefaultWebSocketFactory;26            var webSocket = await webSocketFactory(url, connectionOptions, cancellationToken);27            return new AspNetWebSocketTransport(webSocket, connectionOptions.EnqueueTransportMessages);28        }29        private static void ScheduleBackgroundTask(Func<CancellationToken, Task> taskFactory, CancellationToken cancellationToken)30        {31            Task ExecuteAsync(CancellationToken hostingCancellationToken)32                => taskFactory(CancellationTokenSource.CreateLinkedTokenSource(cancellationToken, hostingCancellationToken).Token);33            HostingEnvironment.QueueBackgroundWorkItem(ExecuteAsync);34        }35        #endregion36        #region Constructor(s)37        /// <inheritdoc />38        public AspNetWebSocketTransport(WebSocket client, bool queueRequests) 39            : base(client, AspNetTransportScheduler, queueRequests)40        { }41        #endregion42    }43}...

ScheduleBackgroundTask

Using AI Code Generation

1using PuppeteerSharp;2using PuppeteerSharp.AspNetFramework;3using System;4using System.Threading.Tasks;5{6    {7        static async Task Main(string[] args)8        {9            var browser = await Puppeteer.LaunchAsync(new LaunchOptions10            {11                ExecutablePath = @"C:\Program Files (x86)\Google\Chrome\Application\chrome.exe"12            });13            var page = await browser.NewPageAsync();14            await page.EvaluateExpressionAsync("document.body.style.backgroundColor = 'green'");15            var transport = new AspNetWebSocketTransport();16            {17            });18            Console.WriteLine("Background task scheduled");19            Console.ReadLine();20            Console.WriteLine("Background task cancelled");21            Console.ReadLine();22        }23    }24}25using PuppeteerSharp;26using PuppeteerSharp.AspNetFramework;27using System;28using System.Threading.Tasks;29{30    {31        static async Task Main(string[] args)32        {33            var browser = await Puppeteer.LaunchAsync(new LaunchOptions34            {35                ExecutablePath = @"C:\Program Files (x86)\Google\Chrome\Application\chrome.exe"36            });37            var page = await browser.NewPageAsync();38            await page.EvaluateExpressionAsync("document.body.style.backgroundColor = 'green'");39            var transport = new AspNetWebSocketTransport();40            {41            });42            Console.WriteLine("Background task scheduled");43            Console.ReadLine();44        }45    }46}

ScheduleBackgroundTask

Using AI Code Generation

1using PuppeteerSharp.AspNetFramework;2using System;3using System.Threading.Tasks;4{5    {6        static async Task Main(string[] args)7        {8            Console.WriteLine("Hello World!");9            var browser = await Puppeteer.ConnectAsync(new ConnectOptions10            {11            });12            await transport.ScheduleBackgroundTask(browser, async (browser) =>13            {14                var page = await browser.NewPageAsync();15            });16            Console.ReadKey();17        }18    }19}20using PuppeteerSharp.AspNetFramework;21using System;22using System.Threading.Tasks;23{24    {25        static async Task Main(string[] args)26        {27            Console.WriteLine("Hello World!");28            var browser = await Puppeteer.ConnectAsync(new ConnectOptions29            {30            });31            await transport.ScheduleBackgroundTask(browser, async (browser) =>32            {33                var page = await browser.NewPageAsync();34            });35            Console.ReadKey();36        }37    }38}39using PuppeteerSharp.AspNetFramework;40using System;41using System.Threading.Tasks;42{43    {44        static async Task Main(string[] args)45        {46            Console.WriteLine("Hello World!");47            var browser = await Puppeteer.ConnectAsync(new ConnectOptions48            {49            });50            await transport.ScheduleBackgroundTask(browser, async (browser) =>51            {52                var page = await browser.NewPageAsync();53            });54            Console.ReadKey();55        }56    }57}

ScheduleBackgroundTask

Using AI Code Generation

1using PuppeteerSharp.AspNetFramework;2using System;3using System.Threading.Tasks;4{5    {6        static void Main(string[] args)7        {8            {9                Task.Run(async () =>10                {11                    var browser = await Puppeteer.LaunchAsync(new LaunchOptions12                    {13                        Args = new string[] { "--no-sandbox" }14                    });15                    var page = await browser.NewPageAsync();16                    await page.PdfAsync("output.pdf");17                    await browser.CloseAsync();18                }).Wait();19            }20            catch (Exception ex)21            {22                Console.WriteLine(ex.Message);23            }24            Console.ReadLine();25        }26    }27}28using PuppeteerSharp.AspNetFramework;29using System;30using System.Threading.Tasks;31{32    {33        static void Main(string[] args)34        {35            {36                Task.Run(async () =>37                {38                    var browser = await Puppeteer.LaunchAsync(new LaunchOptions39                    {40                        Args = new string[] { "--no-sandbox" }41                    });42                    var page = await browser.NewPageAsync();43                    await page.PdfAsync("output.pdf");44                    await browser.CloseAsync();45                }).Wait();46            }47            catch (Exception ex)48            {49                Console.WriteLine(ex.Message);50            }51            Console.ReadLine();52        }53    }54}55using PuppeteerSharp.AspNetFramework;56using System;57using System.Threading.Tasks;58{59    {60        static void Main(string[] args)61        {62            {63                Task.Run(async () =>64                {65                    var browser = await Puppeteer.LaunchAsync(new LaunchOptions66                    {67                        Args = new string[] { "--no-sandbox" }68                    });69                    var page = await browser.NewPageAsync();70                    await page.PdfAsync("output.pdf");71                    await browser.CloseAsync();

ScheduleBackgroundTask

Using AI Code Generation

1using PuppeteerSharp.AspNetFramework;2using System;3using System.Collections.Generic;4using System.Linq;5using System.Text;6using System.Threading.Tasks;7using PuppeteerSharp;8using PuppeteerSharp.Input;9{10    {11        static void Main(string[] args)12        {13            var browserFetcher = new BrowserFetcher();14            var browser = browserFetcher.DownloadAsync(BrowserFetcher.DefaultRevision).Result;15            {16            };17            Puppeteer.LaunchAsync(browserOptions).ContinueWith(async (browserTask) =>18            {19                var browser = browserTask.Result;20                var page = await browser.NewPageAsync();21                var input = await page.QuerySelectorAsync("input[name='q']");22                await input.FocusAsync();23                await input.TypeAsync("PuppeteerSharp");24                await page.Keyboard.PressAsync("Enter");25                await page.WaitForNavigationAsync();26                await page.ScreenshotAsync("google.png");27                await browser.CloseAsync();28            });29            Console.Read();30        }31    }32}33using PuppeteerSharp.AspNetFramework;34using System;35using System.Collections.Generic;36using System.Linq;37using System.Text;38using System.Threading.Tasks;39using PuppeteerSharp;40using PuppeteerSharp.Input;41{42    {43        static void Main(string[] args)44        {45            var browserFetcher = new BrowserFetcher();46            var browser = browserFetcher.DownloadAsync(BrowserFetcher.DefaultRevision).Result;47            {48            };49            Puppeteer.LaunchAsync(browserOptions).ContinueWith(async (browserTask) =>50            {51                var browser = browserTask.Result;52                var page = await browser.NewPageAsync();53                var input = await page.QuerySelectorAsync("input[name='q']");54                await input.FocusAsync();55                await input.TypeAsync("PuppeteerSharp");56                await page.Keyboard.PressAsync("Enter");

ScheduleBackgroundTask

Using AI Code Generation

1var page = await browser.NewPageAsync();2await page.EvaluateFunctionAsync(@"() => {3    var transport = window['puppeteerSharpTransport'];4    transport.scheduleBackgroundTask('5s', 'test');5}");6await page.EvaluateFunctionAsync(@"() => {7    var transport = window['puppeteerSharpTransport'];8    transport.onBackgroundTaskEvent((e) => {9        console.log('background task event: ' + e);10    });11}");12await page.WaitForFunctionAsync("window['backgroundTaskRan']");13var result = await page.EvaluateFunctionAsync<string>("window['backgroundTaskResult']");14Console.WriteLine("background task result: " + result);15await page.EvaluateFunctionAsync(@"() => {16    var transport = window['puppeteerSharpTransport'];17    transport.stopBackgroundTask('test');18}");19await page.EvaluateFunctionAsync(@"() => {20    var transport = window['puppeteerSharpTransport'];21    transport.onBackgroundTaskEvent(null);22}");23await page.WaitForFunctionAsync("!window['backgroundTaskRan']");24result = await page.EvaluateFunctionAsync<string>("window['backgroundTaskResult']");25Console.WriteLine("background task result: " + result);26await browser.CloseAsync();27await host.StopAsync();28await host.WaitForShutdownAsync();29Console.WriteLine("Press Enter to exit");30Console.ReadLine();

ScheduleBackgroundTask

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp.AspNetFramework;4using PuppeteerSharp;5{6    {7        static async Task Main(string[] args)8        {9            var browser = await Puppeteer.LaunchAsync(new LaunchOptions10            {11            });12            var page = await browser.NewPageAsync();13            var transport = new AspNetWebSocketTransport(page);14            await transport.ScheduleBackgroundTask(async () =>15            {16                await transport.SendAsync("Hello from server");17                var response = await transport.ReceiveAsync();18                Console.WriteLine(response);19                await transport.ScheduleBackgroundTask(async () => { }, 5000);20            }, 5000);21            Console.ReadLine();22        }23    }24}25using System;26using System.Threading.Tasks;27using PuppeteerSharp.AspNetFramework;28using PuppeteerSharp;29{30    {31        static async Task Main(string[] args)32        {33            var browser = await Puppeteer.LaunchAsync(new LaunchOptions34            {35            });36            var page = await browser.NewPageAsync();37            var transport = new AspNetWebSocketTransport(page);38            await transport.ScheduleBackgroundTask(async () =>39            {40                await transport.SendAsync("Hello from server");41                var response = await transport.ReceiveAsync();42                Console.WriteLine(response);43                await transport.ScheduleBackgroundTask(async () => { }, 5000);44            }, 5000);45            Console.ReadLine();46        }47    }48}

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