/// <summary>
/// Registers a new handler for a query or command
/// </summary>
public static ICommandTypeBuilder WithCommandHandler <TExtendedCommandHandler>(this ICommandTypeBuilder builder)
{
if (builder?.CommandType == null)
{
return(builder);
}
// construct generic request handler interfacae type
var extendedHanderType = typeof(TExtendedCommandHandler);
var requsetInterfaceType = extendedHanderType.GetInterfaces().FirstOrDefault(x => x.Name.Contains("IRequestHandler"));
if (requsetInterfaceType == null)
{
return(builder);
}
if (requsetInterfaceType.IsGenericType && requsetInterfaceType.GenericTypeArguments.Length > 0)
{
var resultType = requsetInterfaceType.GenericTypeArguments.Last();
var serviceType = typeof(IRequestHandler <,>).MakeGenericType(new[] { builder.CommandType, resultType });
builder.Services.AddTransient(serviceType, extendedHanderType);
}
return(builder);
}
public static ICommandTypeBuilder WithQueryHandler <TExtendedQueryHandler>(this ICommandTypeBuilder builder)
{
return(builder.WithCommandHandler <TExtendedQueryHandler>());
}
