98 lines
3.2 KiB
Plaintext
98 lines
3.2 KiB
Plaintext
@using Microsoft.JSInterop
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@using BasicTestApp.InteropTest
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<button id="btn-interop" onclick="@InvokeInteropAsync">Invoke interop!</button>
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<div>
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<h1>Invocations</h1>
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@foreach (var invocation in Invocations)
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{
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<h2>@invocation.Key</h2>
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<p id="@invocation.Key">@invocation.Value</p>
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}
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</div>
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<div>
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<h1>Return values and exceptions thrown from .NET</h1>
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@foreach (var returnValue in ReturnValues)
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{
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<h2>@returnValue.Key</h2>
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<p id="@returnValue.Key">@returnValue.Value</p>
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}
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</div>
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<div>
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<h1>Exceptions thrown from JavaScript</h1>
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<h2>@nameof(ExceptionFromSyncMethod)</h2>
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<p id="@nameof(ExceptionFromSyncMethod)">@ExceptionFromSyncMethod?.Message</p>
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<h2>@nameof(SyncExceptionFromAsyncMethod)</h2>
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<p id="@nameof(SyncExceptionFromAsyncMethod)">@SyncExceptionFromAsyncMethod?.Message</p>
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<h2>@nameof(AsyncExceptionFromAsyncMethod)</h2>
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<p id="@nameof(AsyncExceptionFromAsyncMethod)">@AsyncExceptionFromAsyncMethod?.Message</p>
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</div>
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@if (DoneWithInterop)
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{
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<p id="done-with-interop">Done with interop.</p>
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}
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@functions {
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public IDictionary<string, string> ReturnValues { get; set; } = new Dictionary<string, string>();
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public IDictionary<string, string> Invocations { get; set; } = new Dictionary<string, string>();
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public JSException ExceptionFromSyncMethod { get; set; }
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public JSException SyncExceptionFromAsyncMethod { get; set; }
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public JSException AsyncExceptionFromAsyncMethod { get; set; }
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public bool DoneWithInterop { get; set; }
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public async Task InvokeInteropAsync()
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{
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var inProcRuntime = ((IJSInProcessRuntime)JSRuntime.Current);
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Console.WriteLine("Starting interop invocations.");
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await JSRuntime.Current.InvokeAsync<object>("jsInteropTests.invokeDotNetInteropMethodsAsync");
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Console.WriteLine("Showing interop invocation results.");
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var collectResults = inProcRuntime.Invoke<Dictionary<string,string>>("jsInteropTests.collectInteropResults");
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ReturnValues = collectResults.ToDictionary(kvp => kvp.Key,kvp => System.Text.Encoding.UTF8.GetString(Convert.FromBase64String(kvp.Value)));
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var invocations = new Dictionary<string, string>();
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foreach (var interopResult in JavaScriptInterop.Invocations)
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{
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var interopResultValue = Json.Serialize(interopResult.Value);
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invocations[interopResult.Key] = interopResultValue;
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}
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try
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{
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inProcRuntime.Invoke<object>("jsInteropTests.functionThrowsException");
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}
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catch (JSException e)
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{
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ExceptionFromSyncMethod = e;
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}
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try
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{
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await JSRuntime.Current.InvokeAsync<object>("jsInteropTests.asyncFunctionThrowsSyncException");
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}
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catch (JSException e)
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{
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SyncExceptionFromAsyncMethod = e;
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}
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try
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{
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await JSRuntime.Current.InvokeAsync<object>("jsInteropTests.asyncFunctionThrowsAsyncException");
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}
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catch (JSException e)
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{
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AsyncExceptionFromAsyncMethod = e;
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}
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Invocations = invocations;
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DoneWithInterop = true;
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}
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}
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