StewKI/AIPS
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implement message subscribing and worker

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This commit is contained in:
Andrija Stevanovic
2026-02-14 19:17:05 +01:00
parent 4cdfa1e096
commit 0dadaf1280
19 changed files with 376 additions and 11 deletions
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4
dotnet/AipsCore/Application/Common/Dispatcher/DispatchException.cs
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@@ -5,7 +5,7 @@ namespace AipsCore.Application.Common.Dispatcher;
public class DispatchException : Exception
{
public DispatchException(object commandQuery, Exception innerException)
: base($"Error dispatching '{commandQuery.GetType().Name}' because of: {innerException.Message}", innerException)
public DispatchException(object dispatchingObject, Exception innerException)
: base($"Error dispatching '{dispatchingObject.GetType().Name}' because of: {innerException.Message}", innerException)
{ }
}

24
dotnet/AipsCore/Application/Common/Dispatcher/Dispatcher.cs
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@@ -1,5 +1,6 @@
using AipsCore.Application.Abstract;
using AipsCore.Application.Abstract.Command;
using AipsCore.Application.Abstract.MessageBroking;
using AipsCore.Application.Abstract.Query;
using Microsoft.Extensions.DependencyInjection;
@@ -36,28 +37,35 @@ public sealed class Dispatcher : IDispatcher
return await this.HandleWithResult<TResult>(handlerType, query, cancellationToken);
}
public async Task Execute(IMessage message, CancellationToken cancellationToken = default)
{
var handlerType = typeof(IMessageHandler<>).MakeGenericType(message.GetType());
await this.Handle(handlerType, message, cancellationToken);
}
#endregion
#region Handle
private async Task Handle(Type handlerType, object commandOrQuery, CancellationToken cancellationToken = default)
private async Task Handle(Type handlerType, object dispatchingObject, CancellationToken cancellationToken = default)
{
dynamic handler = this.ResolveHandler(handlerType, commandOrQuery);
dynamic handler = this.ResolveHandler(handlerType, dispatchingObject);
await handler.Handle((dynamic)commandOrQuery, cancellationToken);
await handler.Handle((dynamic)dispatchingObject, cancellationToken);
}
private async Task<TResult> HandleWithResult<TResult>(Type handlerType, object commandOrQuery, CancellationToken cancellationToken = default)
private async Task<TResult> HandleWithResult<TResult>(Type handlerType, object dispatchingObject, CancellationToken cancellationToken = default)
{
dynamic handler = this.ResolveHandler(handlerType, commandOrQuery);
dynamic handler = this.ResolveHandler(handlerType, dispatchingObject);
return await handler.Handle((dynamic)commandOrQuery, cancellationToken);
return await handler.Handle((dynamic)dispatchingObject, cancellationToken);
}
#endregion
private dynamic ResolveHandler(Type handlerType, object commandOrQuery)
private dynamic ResolveHandler(Type handlerType, object dispatchingObject)
{
dynamic handler;
@@ -67,7 +75,7 @@ public sealed class Dispatcher : IDispatcher
}
catch (InvalidOperationException serviceProviderException)
{
throw new DispatchException(commandOrQuery, serviceProviderException);
throw new DispatchException(dispatchingObject, serviceProviderException);
}
return handler;

5
dotnet/AipsCore/Application/Common/Message/TestMessage/TestMessage.cs Normal file
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@@ -0,0 +1,5 @@
using AipsCore.Application.Abstract.MessageBroking;
namespace AipsCore.Application.Common.Message.TestMessage;
public record TestMessage(string Text) : IMessage;

14
dotnet/AipsCore/Application/Common/Message/TestMessage/TestMessageHandler.cs Normal file
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@@ -0,0 +1,14 @@
using AipsCore.Application.Abstract.MessageBroking;
namespace AipsCore.Application.Common.Message.TestMessage;
public class TestMessageHandler : IMessageHandler<TestMessage>
{
public Task Handle(TestMessage message, CancellationToken cancellationToken)
{
Console.WriteLine(message.Text);
return Task.CompletedTask;
}
}