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How to use RemoteObject class of PuppeteerSharp.Messaging package

Best Puppeteer-sharp code snippet using PuppeteerSharp.Messaging.RemoteObject

JSHandle.cs

Source:JSHandle.cs

...15        {16            ExecutionContext = context;17            Client = client;18            Logger = Client.Connection.LoggerFactory.CreateLogger(GetType());19            RemoteObject = remoteObject;20        }21        /// <summary>22        /// Gets the execution context.23        /// </summary>24        /// <value>The execution context.</value>25        public ExecutionContext ExecutionContext { get; }26        /// <summary>27        /// Gets or sets a value indicating whether this <see cref="JSHandle"/> is disposed.28        /// </summary>29        /// <value><c>true</c> if disposed; otherwise, <c>false</c>.</value>30        public bool Disposed { get; private set; }31        /// <summary>32        /// Gets or sets the remote object.33        /// </summary>34        /// <value>The remote object.</value>35        public JToken RemoteObject { get; }36        /// <summary>37        /// Gets the client.38        /// </summary>39        /// <value>The client.</value>40        protected CDPSession Client { get; }41        /// <summary>42        /// Gets the logger.43        /// </summary>44        /// <value>The logger.</value>45        protected ILogger Logger { get; }46        /// <summary>47        /// Fetches a single property from the referenced object48        /// </summary>49        /// <param name="propertyName">property to get</param>50        /// <returns>Task of <see cref="JSHandle"/></returns>51        public async Task<JSHandle> GetPropertyAsync(string propertyName)52        {53            var objectHandle = await ExecutionContext.EvaluateFunctionHandleAsync(@"(object, propertyName) => {54              const result = { __proto__: null};55              result[propertyName] = object[propertyName];56              return result;57            }", this, propertyName).ConfigureAwait(false);58            var properties = await objectHandle.GetPropertiesAsync().ConfigureAwait(false);59            properties.TryGetValue(propertyName, out var result);60            await objectHandle.DisposeAsync().ConfigureAwait(false);61            return result;62        }63        /// <summary>64        /// Returns a <see cref="Dictionary{TKey, TValue}"/> with property names as keys and <see cref="JSHandle"/> instances for the property values.65        /// </summary>66        /// <returns>Task which resolves to a <see cref="Dictionary{TKey, TValue}"/></returns>67        /// <example>68        /// <code>69        /// var handle = await page.EvaluateExpressionHandle("({window, document})");70        /// var properties = await handle.GetPropertiesAsync();71        /// var windowHandle = properties["window"];72        /// var documentHandle = properties["document"];73        /// await handle.DisposeAsync();74        /// </code>75        /// </example>76        public async Task<Dictionary<string, JSHandle>> GetPropertiesAsync()77        {78            var response = await Client.SendAsync("Runtime.getProperties", new79            {80                objectId = RemoteObject[MessageKeys.ObjectId].AsString(),81                ownProperties = true82            }).ConfigureAwait(false);83            var result = new Dictionary<string, JSHandle>();84            foreach (var property in response[MessageKeys.Result])85            {86                if (property[MessageKeys.Enumerable] == null)87                {88                    continue;89                }90                result.Add(property[MessageKeys.Name].AsString(), ExecutionContext.CreateJSHandle(property[MessageKeys.Value]));91            }92            return result;93        }94        /// <summary>95        /// Returns a JSON representation of the object96        /// </summary>97        /// <returns>Task</returns>98        /// <remarks>99        /// The method will return an empty JSON if the referenced object is not stringifiable. It will throw an error if the object has circular references100        /// </remarks>101        public async Task<object> JsonValueAsync() => await JsonValueAsync<object>().ConfigureAwait(false);102        /// <summary>103        /// Returns a JSON representation of the object104        /// </summary>105        /// <typeparam name="T">A strongly typed object to parse to</typeparam>106        /// <returns>Task</returns>107        /// <remarks>108        /// The method will return an empty JSON if the referenced object is not stringifiable. It will throw an error if the object has circular references109        /// </remarks>110        public async Task<T> JsonValueAsync<T>()111        {112            var objectId = RemoteObject[MessageKeys.ObjectId];113            if (objectId != null)114            {115                var response = await Client.SendAsync("Runtime.callFunctionOn", new Dictionary<string, object>116                {117                    ["functionDeclaration"] = "function() { return this; }",118                    [MessageKeys.ObjectId] = objectId,119                    ["returnByValue"] = true,120                    ["awaitPromise"] = true121                }).ConfigureAwait(false);122                return (T)RemoteObjectHelper.ValueFromRemoteObject<T>(response[MessageKeys.Result]);123            }124            return (T)RemoteObjectHelper.ValueFromRemoteObject<T>(RemoteObject);125        }126        /// <summary>127        /// Disposes the Handle. It will mark the JSHandle as disposed and release the <see cref="JSHandle.RemoteObject"/>128        /// </summary>129        /// <returns>The async.</returns>130        public async Task DisposeAsync()131        {132            if (Disposed)133            {134                return;135            }136            Disposed = true;137            await RemoteObjectHelper.ReleaseObject(Client, RemoteObject, Logger).ConfigureAwait(false);138        }139        /// <inheritdoc/>140        public override string ToString()141        {142            if ((RemoteObject)[MessageKeys.ObjectId] != null)143            {144                var type = RemoteObject[MessageKeys.Subtype] ?? RemoteObject[MessageKeys.Type];145                return "JSHandle@" + type;146            }147            return "JSHandle:" + RemoteObjectHelper.ValueFromRemoteObject<object>(RemoteObject)?.ToString();148        }149        internal object FormatArgument(ExecutionContext context)150        {151            if (ExecutionContext != context)152            {153                throw new PuppeteerException("JSHandles can be evaluated only in the context they were created!");154            }155            if (Disposed)156            {157                throw new PuppeteerException("JSHandle is disposed!");158            }159            var unserializableValue = RemoteObject[MessageKeys.UnserializableValue];160            if (unserializableValue != null)161            {162                return unserializableValue;163            }164            if (RemoteObject[MessageKeys.ObjectId] == null)165            {166                var value = RemoteObject[MessageKeys.Value];167                return new { value };168            }169            var objectId = RemoteObject[MessageKeys.ObjectId];170            return new { objectId };171        }172    }173}...

Worker.cs

Source:Worker.cs

...26        private ExecutionContext _executionContext;27        // private readonly Func<ConsoleType, JSHandle[], StackTrace, Task> _consoleAPICalled;28        private readonly Action<EvaluateExceptionResponseDetails> _exceptionThrown;29        private readonly TaskCompletionSource<ExecutionContext> _executionContextCallback;30        private Func<ExecutionContext, RemoteObject, JSHandle> _jsHandleFactory;31        internal Worker(32            CDPSession client,33            string url,34            Func<ConsoleType, JSHandle[], Task> consoleAPICalled,35            Action<EvaluateExceptionResponseDetails> exceptionThrown)36        {37            _client = client;38            Url = url;39            _exceptionThrown = exceptionThrown;40            _client.MessageReceived += OnMessageReceived;41            _executionContextCallback = new TaskCompletionSource<ExecutionContext>(TaskCreationOptions.RunContinuationsAsynchronously);42            _ = _client.SendAsync("Runtime.enable").ContinueWith(task =>43            {44            });...

RemoteObjectHelper.cs

Source:RemoteObjectHelper.cs

...6using PuppeteerSharp.Helpers.Json;7using System.Numerics;8namespace PuppeteerSharp.Helpers9{10    internal class RemoteObjectHelper11    {12        internal static object ValueFromRemoteObject<T>(RemoteObject remoteObject)13        {14            var unserializableValue = remoteObject.UnserializableValue;15            if (unserializableValue != null)16            {17                return ValueFromUnserializableValue(remoteObject, unserializableValue);18            }19            var value = remoteObject.Value;20            if (value == null)21            {22                return default(T);23            }24            return typeof(T) == typeof(JToken) ? value : ValueFromType<T>(value, remoteObject.Type);25        }26        private static object ValueFromType<T>(JToken value, RemoteObjectType objectType)27        {28            switch (objectType)29            {30                case RemoteObjectType.Object:31                    return value.ToObject<T>(true);32                case RemoteObjectType.Undefined:33                    return null;34                case RemoteObjectType.Number:35                    return value.Value<T>();36                case RemoteObjectType.Boolean:37                    return value.Value<bool>();38                case RemoteObjectType.Bigint:39                    return value.Value<double>();40                default: // string, symbol, function41                    return value.ToObject<T>();42            }43        }44        private static object ValueFromUnserializableValue(RemoteObject remoteObject, string unserializableValue)45        {46            if (remoteObject.Type == RemoteObjectType.Bigint &&47                                decimal.TryParse(remoteObject.UnserializableValue.Replace("n", ""), out var decimalValue))48            {49                return new BigInteger(decimalValue);50            }51            switch (unserializableValue)52            {53                case "-0":54                    return -0;55                case "NaN":56                    return double.NaN;57                case "Infinity":58                    return double.PositiveInfinity;59                case "-Infinity":60                    return double.NegativeInfinity;61                default:62                    throw new Exception("Unsupported unserializable value: " + unserializableValue);63            }64        }65        internal static async Task ReleaseObjectAsync(CDPSession client, RemoteObject remoteObject, ILogger logger)66        {67            if (remoteObject.ObjectId == null)68            {69                return;70            }71            try72            {73                await client.SendAsync("Runtime.releaseObject", new RuntimeReleaseObjectRequest74                {75                    ObjectId = remoteObject.ObjectId76                }).ConfigureAwait(false);77            }78            catch (Exception ex)79            {...

ElementHandle.cs

Source:ElementHandle.cs

...9    {10        internal ElementHandle(11            ExecutionContext context,12            CDPSession client,13            RemoteObject remoteObject)14            : base(context, client, remoteObject) { }15    }16}...

EvaluateHandleResponse.cs

Source:EvaluateHandleResponse.cs

...3{4    internal class EvaluateHandleResponse5    {6        public EvaluateExceptionResponseDetails ExceptionDetails { get; set; }7        public RemoteObject Result { get; set; }8    }9}...

RuntimeQueryObjectsResponse.cs

Source:RuntimeQueryObjectsResponse.cs

2namespace PuppeteerSharp.Messaging3{4    internal class RuntimeQueryObjectsResponse5    {6        public RemoteObject Objects { get; set; }7    }8}...

RuntimeCallFunctionOnResponse.cs

Source:RuntimeCallFunctionOnResponse.cs

1ï»¿namespace PuppeteerSharp.Messaging2{3    internal class RuntimeCallFunctionOnResponse4    {5        public RemoteObject Result { get; set; }6    }7}...

DomResolveNodeResponse.cs

Source:DomResolveNodeResponse.cs

1ï»¿namespace PuppeteerSharp.Messaging2{3    internal class DomResolveNodeResponse4    {5        public RemoteObject Object { get; set; }6    }7}...

RemoteObject

Using AI Code Generation

1using PuppeteerSharp.Messaging;2using System;3using System.Threading.Tasks;4{5    {6        static async Task Main(string[] args)7        {8            var browser = await Puppeteer.LaunchAsync();9            var page = await browser.NewPageAsync();10            var remoteObject = await page.EvaluateExpressionHandleAsync("document.querySelector('input')");11            var remoteObject1 = await page.EvaluateExpressionHandleAsync("document.querySelector('input')");12            Console.WriteLine("Hello World!");13        }14    }15}16using PuppeteerSharp.Messaging;17using System;18using System.Threading.Tasks;19{20    {21        static async Task Main(string[] args)22        {23            var browser = await Puppeteer.LaunchAsync();24            var page = await browser.NewPageAsync();25            var remoteObject = await page.EvaluateExpressionHandleAsync("document.querySelector('input')");26            var remoteObject1 = await page.EvaluateExpressionHandleAsync("document.querySelector('input')");27            Console.WriteLine("Hello World!");28        }29    }30}31at PuppeteerSharp.Page.EvaluateExpressionHandleAsync(String pageFunction, Object[] args) in D:\a\1\s\lib\PuppeteerSharp\Page.cs:line 755

RemoteObject

Using AI Code Generation

1using PuppeteerSharp.Messaging;2using PuppeteerSharp;3using System.Threading.Tasks;4using System;5using System.Collections.Generic;6{7    {8        public string Type { get; set; }9        public string Subtype { get; set; }10        public string ClassName { get; set; }11        public string Description { get; set; }12        public bool? UnserializableValue { get; set; }13        public object Value { get; set; }14        public object Preview { get; set; }15        public string ObjectId { get; set; }16        public string CustomPreview { get; set; }17        public string CustomPreviewObjectId { get; set; }18        public string CustomPreviewObjectSubtype { get; set; }19        public string CustomPreviewObjectDescription { get; set; }20        public string CustomPreviewObjectValue { get; set; }21        public string CustomPreviewObjectUnserializableValue { get; set; }22        public string CustomPreviewObjectPreview { get; set; }23        public string CustomPreviewObjectCustomPreview { get; set; }24        public string CustomPreviewObjectCustomPreviewObjectId { get; set; }25        public string CustomPreviewObjectCustomPreviewObjectSubtype { get; set; }26        public string CustomPreviewObjectCustomPreviewObjectDescription { get; set; }27        public string CustomPreviewObjectCustomPreviewObjectValue { get; set; }28        public string CustomPreviewObjectCustomPreviewObjectUnserializableValue { get; set; }29        public string CustomPreviewObjectCustomPreviewObjectPreview { get; set; }30        public string CustomPreviewObjectCustomPreviewObjectCustomPreview { get; set; }31        public string CustomPreviewObjectCustomPreviewObjectCustomPreviewObjectId { get; set; }32        public string CustomPreviewObjectCustomPreviewObjectCustomPreviewObjectSubtype { get; set; }33        public string CustomPreviewObjectCustomPreviewObjectCustomPreviewObjectDescription { get; set; }34        public string CustomPreviewObjectCustomPreviewObjectCustomPreviewObjectValue { get; set; }35        public string CustomPreviewObjectCustomPreviewObjectCustomPreviewObjectUnserializableValue { get; set; }36        public string CustomPreviewObjectCustomPreviewObjectCustomPreviewObjectPreview { get; set; }37        public string CustomPreviewObjectCustomPreviewObjectCustomPreviewObjectCustomPreview { get; set; }38        public string CustomPreviewObjectCustomPreviewObjectCustomPreviewObjectCustomPreviewObjectId {

RemoteObject

Using AI Code Generation

1var remoteObject = new RemoteObject();2remoteObject.Type = "string";3remoteObject.Value = "Hello World";4var message = new Message();5message.Method = "Runtime.evaluate";6message.Params = new Dictionary<string, object>();7message.Params.Add("expression", "console.log('Hello World')");8message.Params.Add("returnByValue", true);9message.Params.Add("awaitPromise", true);10message.Params.Add("contextId", 1);11message.Params.Add("objectGroup", "console");12message.Params.Add("includeCommandLineAPI", true);13message.Params.Add("userGesture", true);14message.Params.Add("awaitPromise", true);15message.Params.Add("returnByValue", true);16message.Params.Add("generatePreview", true);17message.Params.Add("silent", true);18message.Params.Add("throwOnSideEffect", true);19message.Params.Add("timeout", 1000);20message.Params.Add("disableBreaks", true);21message.Params.Add("replMode", true);22message.Params.Add("allowUnsafeEvalBlockedByCSP", true);23message.Params.Add("allowHeterogeneous", true);24message.Params.Add("allowReturnByValue", true);25message.Params.Add("doNotPauseOnExceptionsAndMuteConsole", true);26message.Params.Add("returnByValue", true);27message.Params.Add("generatePreview", true);28message.Params.Add("silent", true);29message.Params.Add("throwOnSideEffect", true);30message.Params.Add("timeout", 1000);31message.Params.Add("disableBreaks", true);32message.Params.Add("replMode", true);33message.Params.Add("allowUnsafeEvalBlockedByCSP", true);34message.Params.Add("allowHeterogeneous", true);35message.Params.Add("allowReturnByValue", true);36message.Params.Add("doNotPauseOnExceptionsAndMuteConsole", true);37message.Params.Add("returnByValue", true);38message.Params.Add("generatePreview", true);39message.Params.Add("silent", true);40message.Params.Add("throwOnSideEffect", true);41message.Params.Add("timeout", 1000);42message.Params.Add("disableBreaks", true);43message.Params.Add("replMode", true);44message.Params.Add("allowUnsafeEvalBlockedByCSP", true);45message.Params.Add("allowHeterogeneous", true);46message.Params.Add("allowReturnByValue", true);47message.Params.Add("doNotPauseOnExceptionsAndMuteConsole", true);48message.Params.Add("returnByValue", true);

RemoteObject

Using AI Code Generation

1var remoteObject = new RemoteObject();2remoteObject.Type = "string";3remoteObject.Value = "some value";4var cdpMessage = new CDPMessage();5cdpMessage.Method = "Page.navigate";6cdpMessage.Params = new Dictionary<string, object>();7var cdpRequest = new CDPRequest();8cdpRequest.Id = 1;9cdpRequest.Method = "Page.navigate";10cdpRequest.Params = new Dictionary<string, object>();11var remoteObject = new RemoteObject();12remoteObject.Type = "string";13remoteObject.Value = "some value";14var cdpMessage = new CDPMessage();15cdpMessage.Method = "Page.navigate";16cdpMessage.Params = new Dictionary<string, object>();17var cdpRequest = new CDPRequest();18cdpRequest.Id = 1;19cdpRequest.Method = "Page.navigate";20cdpRequest.Params = new Dictionary<string, object>();21var remoteObject = new RemoteObject();22remoteObject.Type = "string";23remoteObject.Value = "some value";24var cdpMessage = new CDPMessage();25cdpMessage.Method = "Page.navigate";26cdpMessage.Params = new Dictionary<string, object>();27var cdpRequest = new CDPRequest();28cdpRequest.Id = 1;29cdpRequest.Method = "Page.navigate";30cdpRequest.Params = new Dictionary<string, object>();

RemoteObject

Using AI Code Generation

1var remoteObject = new RemoteObject();2remoteObject.Type = "object";3remoteObject.Subtype = "node";4remoteObject.Value = "element";5remoteObject.UnserializableValue = "node";6remoteObject.ObjectId = "node";7remoteObject.Description = "node";8remoteObject.CustomPreview = new CustomPreview();9remoteObject.CustomPreview.Header = "node";10remoteObject.CustomPreview.HasBody = true;11remoteObject.CustomPreview.HasObjectId = true;12remoteObject.CustomPreview.BodyGetterId = "node";13remoteObject.CustomPreview.ConfigObjectId = "node";14remoteObject.CustomPreview.Footer = "node";15var remoteObject1 = new RemoteObject();16remoteObject1.Type = "object";17remoteObject1.Subtype = "node";18remoteObject1.Value = "element";19remoteObject1.UnserializableValue = "node";20remoteObject1.ObjectId = "node";21remoteObject1.Description = "node";22remoteObject1.CustomPreview = new CustomPreview();23remoteObject1.CustomPreview.Header = "node";24remoteObject1.CustomPreview.HasBody = true;25remoteObject1.CustomPreview.HasObjectId = true;26remoteObject1.CustomPreview.BodyGetterId = "node";27remoteObject1.CustomPreview.ConfigObjectId = "node";28remoteObject1.CustomPreview.Footer = "node";29var remoteObject2 = new RemoteObject();30remoteObject2.Type = "object";31remoteObject2.Subtype = "node";32remoteObject2.Value = "element";33remoteObject2.UnserializableValue = "node";34remoteObject2.ObjectId = "node";35remoteObject2.Description = "node";36remoteObject2.CustomPreview = new CustomPreview();37remoteObject2.CustomPreview.Header = "node";38remoteObject2.CustomPreview.HasBody = true;39remoteObject2.CustomPreview.HasObjectId = true;40remoteObject2.CustomPreview.BodyGetterId = "node";41remoteObject2.CustomPreview.ConfigObjectId = "node";42remoteObject2.CustomPreview.Footer = "node";43var remoteObject3 = new RemoteObject();44remoteObject3.Type = "object";45remoteObject3.Subtype = "node";46remoteObject3.Value = "element";47remoteObject3.UnserializableValue = "node";48remoteObject3.ObjectId = "node";49remoteObject3.Description = "node";50remoteObject3.CustomPreview = new CustomPreview();51remoteObject3.CustomPreview.Header = "node";52remoteObject3.CustomPreview.HasBody = true;53remoteObject3.CustomPreview.HasObjectId = true;

RemoteObject

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp.Messaging;4{5    {6        public RemoteObject(string type, string subtype, object value, string description, bool? unserializableValue, RemoteObject objectId, RemoteObject preview, RemoteObject unserializableDescription)7        {8            Type = type;9            Subtype = subtype;10            Value = value;11            Description = description;12            UnserializableValue = unserializableValue;13            ObjectId = objectId;14            Preview = preview;15            UnserializableDescription = unserializableDescription;16        }17        public string Type { get; }18        public string Subtype { get; }19        public object Value { get; }20        public string Description { get; }21        public bool? UnserializableValue { get; }22        public RemoteObject ObjectId { get; }23        public RemoteObject Preview { get; }24        public RemoteObject UnserializableDescription { get; }25        public async Task<T> GetObjectAsync<T>(CDPSession client)26        {27            var objectId = ObjectId?.ObjectId;28            if (objectId == null)29            {30                return default(T);31            }32            var response = await client.SendAsync(new RuntimeCallFunctionOnRequest33            {34                FunctionDeclaration = "function() { return this; }",35            }).ConfigureAwait(false);36            return response.Deserialize<T>();37        }38        public async Task<T> GetObjectAsync<T>(ExecutionContext context)39        {40            var objectId = ObjectId?.ObjectId;41            if (objectId == null)42            {43                return default(T);44            }45            var response = await context.Client.SendAsync(new RuntimeCallFunctionOnRequest46            {47                FunctionDeclaration = "function() { return this; }",48            }).ConfigureAwait(false);49            return response.Deserialize<T>();50        }51        public async Task<T> GetObjectAsync<T>(Frame frame)52        {53            var objectId = ObjectId?.ObjectId;54            if (objectId == null)55            {56                return default(T);57            }58            var response = await frame.EvaluateFunctionAsync<T>("function() { return this; }").ConfigureAwait(false);59            return response;60        }61        public async Task<T> GetObjectAsync<T>(Page page)62        {63            var objectId = ObjectId?.ObjectId;64            if (

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