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Replace Mediator with Messenger

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This commit is contained in:
Dan Clark
2024-11-16 13:52:03 +00:00
parent 469a52efaa
commit f16dbaf375
73 changed files with 615 additions and 1345 deletions
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Toolkit.Foundation/IServiceCollectionExtensions.cs
+55 -48
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@@ -38,61 +38,59 @@ public static class IServiceCollectionExtensions
return services;
}
public static IServiceCollection AddHandler<THandler>(this IServiceCollection services,
string key)
where THandler : IHandler
public static IServiceCollection AddHandler<TMessage, TResponse, THandler>(this IServiceCollection services,
ServiceLifetime lifetime = ServiceLifetime.Transient)
where THandler : class, IHandler<TMessage, TResponse>
where TMessage : class
{
return AddHandler<THandler>(services, ServiceLifetime.Transient, key);
services.Add(new ServiceDescriptor(typeof(THandler), typeof(THandler), lifetime));
services.AddInitialization<HandlerInitialization<TMessage, TResponse, THandler>>();
return services;
}
public static IServiceCollection AddHandler<THandler>(this IServiceCollection services,
public static IServiceCollection AddAsyncHandler<TMessage, TResponse, THandler>(this IServiceCollection services,
ServiceLifetime lifetime = ServiceLifetime.Transient)
where THandler : class, IAsyncHandler<TMessage, TResponse>
where TMessage : class
{
services.Add(new ServiceDescriptor(typeof(THandler), typeof(THandler), lifetime));
services.AddInitialization<AsyncHandlerInitialization<TMessage, TResponse, THandler>>();
return services;
}
public static IServiceCollection AddAsyncHandler<TMessage, THandler>(this IServiceCollection services,
ServiceLifetime lifetime = ServiceLifetime.Transient)
where THandler : class, IAsyncHandler<TMessage>
where TMessage : class
{
services.Add(new ServiceDescriptor(typeof(THandler), typeof(THandler), lifetime));
services.AddInitialization<AsyncHandlerInitialization<TMessage, THandler>>();
return services;
}
public static IServiceCollection AddHandler<TMessage, THandler>(this IServiceCollection services,
string key)
where THandler : class, IHandler<TMessage>
where TMessage : class => AddHandler<TMessage, THandler>(services, ServiceLifetime.Transient, key);
public static IServiceCollection AddHandler<TMessage, THandler>(this IServiceCollection services,
ServiceLifetime lifetime = ServiceLifetime.Transient,
string? key = null)
where THandler : IHandler
where THandler : class, IHandler<TMessage>
where TMessage : class
{
if (typeof(THandler).GetInterfaces() is Type[] handlerTypes)
if (key is { Length: > 0})
{
foreach (Type handlerType in handlerTypes)
{
if (handlerType.Name == typeof(INotificationHandler<>).Name &&
handlerType.GetGenericArguments() is { Length: 1 } notificationHandlerArguments)
{
Type notificationType = notificationHandlerArguments[0];
Type wrapperType = typeof(NotificationHandlerWrapper<>).MakeGenericType(notificationType);
string preferredKey = $"{(key is not null ? $"{key}:" : "")}{notificationType}";
services.Add(new ServiceDescriptor(typeof(INotificationHandler<>)
.MakeGenericType(notificationType), preferredKey, typeof(THandler), lifetime));
services.Add(new ServiceDescriptor(wrapperType, preferredKey, (provider, registeredKey) =>
provider.GetService<IServiceFactory>()?.Create(wrapperType,
provider.GetRequiredKeyedService(typeof(INotificationHandler<>).MakeGenericType(notificationType), registeredKey),
provider.GetServices(typeof(IPipelineBehaviour<>)
.MakeGenericType(notificationType)))!, lifetime));
}
if (handlerType.Name == typeof(IHandler<,>).Name &&
handlerType.GetGenericArguments() is { Length: 2 } handlerArguments)
{
Type requestType = handlerArguments[0];
Type responseType = handlerArguments[1];
Type wrapperType = typeof(HandlerWrapper<,>).MakeGenericType(requestType, responseType);
string preferredKey = $"{(key is not null ? $"{key}:" : "")}{wrapperType}";
services.Add(new ServiceDescriptor(typeof(THandler), preferredKey,
typeof(THandler), lifetime));
services.Add(new ServiceDescriptor(wrapperType, preferredKey, (provider, actualKey) =>
provider.GetService<IServiceFactory>()?.Create(wrapperType,
provider.GetRequiredKeyedService<THandler>(preferredKey),
provider.GetServices(typeof(IPipelineBehaviour<,>)
.MakeGenericType(requestType, responseType)))!, lifetime));
}
}
return services;
services.Add(new ServiceDescriptor(typeof(THandler), key, typeof(THandler), lifetime));
services.AddInitialization<HandlerInitialization<TMessage, THandler>>(key);
}
else
{
services.Add(new ServiceDescriptor(typeof(THandler), typeof(THandler), lifetime));
services.AddInitialization<HandlerInitialization<TMessage, THandler>>();
}
return services;
@@ -106,6 +104,15 @@ public static class IServiceCollectionExtensions
return services;
}
public static IServiceCollection AddInitialization<TInitialization>(this IServiceCollection services,
params object[] parameters)
where TInitialization : class,
IInitialization
{
services.AddTransient<IInitialization>(provider => provider.GetRequiredService<IServiceFactory>().Create<TInitialization>(parameters));
return services;
}
public static IServiceCollection AddRange(this IServiceCollection services,
IServiceCollection fromServices)
{