49 lines
1.9 KiB
C#
49 lines
1.9 KiB
C#
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using Microsoft.Extensions.DependencyInjection;
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using OpenHarbor.CQRS.Abstractions.Discovery;
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namespace OpenHarbor.CQRS.Abstractions;
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public static class ServiceCollectionExtensions
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{
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public static IServiceCollection AddQuery<TQuery, TQueryResult, TQueryHandler>(this IServiceCollection services)
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where TQuery : class
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where TQueryHandler : class, IQueryHandler<TQuery, TQueryResult>
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{
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// add handler to DI.
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services.AddTransient<IQueryHandler<TQuery, TQueryResult>, TQueryHandler>();
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// add for discovery purposes.
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var queryMeta = new QueryMeta(typeof(TQuery), typeof(IQueryHandler<TQuery, TQueryResult>), typeof(TQueryResult));
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services.AddSingleton<IQueryMeta>(queryMeta);
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return services;
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}
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public static IServiceCollection AddCommand<TCommand, TCommandResult, TCommandHandler>(this IServiceCollection services)
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where TCommand : class
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where TCommandHandler : class, ICommandHandler<TCommand, TCommandResult>
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{
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// add handler to DI.
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services.AddTransient<ICommandHandler<TCommand, TCommandResult>, TCommandHandler>();
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// add for discovery purposes.
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var commandMeta = new CommandMeta(typeof(TCommand), typeof(ICommandHandler<TCommand>), typeof(TCommandResult));
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services.AddSingleton<ICommandMeta>(commandMeta);
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return services;
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}
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public static IServiceCollection AddCommand<TCommand, TCommandHandler>(this IServiceCollection services)
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where TCommand : class
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where TCommandHandler : class, ICommandHandler<TCommand>
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{
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// add handler to DI.
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services.AddTransient<ICommandHandler<TCommand>, TCommandHandler>();
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// add for discovery purposes.
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var commandMeta = new CommandMeta(typeof(TCommand), typeof(ICommandHandler<TCommand>));
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services.AddSingleton<ICommandMeta>(commandMeta);
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return services;
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}
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}
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