Add contact feature

BeauFindlay/src/BeauFindlay.Api/Abstractions/Messaging/ICommand.cs

@@ -0,0 +1,16 @@
+using BeauFindlay.Shared.Abstractions;
+using MediatR;
+
+namespace BeauFindlay.Api.Abstractions.Messaging;
+
+public interface ICommand : IRequest<Result>, IBaseCommand
+{
+}
+
+public interface ICommand<TReponse> : IRequest<Result<TReponse>>, IBaseCommand
+{
+}
+
+public interface IBaseCommand
+{
+}

BeauFindlay/src/BeauFindlay.Api/Abstractions/Messaging/ICommandHandler.cs

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+using BeauFindlay.Shared.Abstractions;
+using MediatR;
+
+namespace BeauFindlay.Api.Abstractions.Messaging;
+
+public interface ICommandHandler<TCommand> : IRequestHandler<TCommand, Result>
+    where TCommand : ICommand
+{
+}
+
+public interface ICommandHandler<TCommand, TResponse> : IRequestHandler<TCommand, Result<TResponse>>
+    where TCommand : ICommand<TResponse>
+{
+}

BeauFindlay/src/BeauFindlay.Api/Abstractions/Messaging/IDomainEvent.cs

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+using MediatR;
+
+namespace BeauFindlay.Api.Abstractions.Messaging;
+
+public interface IDomainEvent : INotification
+{
+}

BeauFindlay/src/BeauFindlay.Api/Abstractions/Messaging/IQuery.cs

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+using BeauFindlay.Shared.Abstractions;
+using MediatR;
+
+namespace BeauFindlay.Api.Abstractions.Messaging;
+
+public interface IQuery<TResponse> : IRequest<Result<TResponse>>
+{
+}

BeauFindlay/src/BeauFindlay.Api/Abstractions/Messaging/IQueryHandler.cs

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+using BeauFindlay.Shared.Abstractions;
+using MediatR;
+
+namespace BeauFindlay.Api.Abstractions.Messaging;
+
+public interface IQueryHandler<TQuery, TResponse> : IRequestHandler<TQuery, Result<TResponse>>
+    where TQuery : IQuery<TResponse>
+{
+}