Map BadHttpRequestException to 400 Bad Request

Author: Carl-Hugo

src/ForEvolve.ExceptionMapper/DependencyInjection/ServiceCollectionExtensions.cs

@@ -15,7 +15,11 @@ public static class ServiceCollectionExceptionFiltersExtensions
 {
     public static IServiceCollection AddExceptionMapper(this IServiceCollection services, IConfiguration configuration, Action<IExceptionMappingBuilder>? exceptionMappingBuilder = null)
     {
-        //services.AddLogging();
+#if NET7_0_OR_GREATER
+        services.ConfigureHttpJsonOptions(options => {
+            options.SerializerOptions.DictionaryKeyPolicy = options.SerializerOptions.PropertyNamingPolicy;
+        });
+#endif
         services.AddSingleton<ExceptionHandlerCollection>();
         services.AddSingleton<ExceptionMapperOptions>();
         services.TryAddSingleton<IExceptionHandlingManager, ExceptionHandlingManager>();
@@ -32,6 +36,9 @@ public static IServiceCollection AddExceptionMapper(this IServiceCollection serv
             .Map<ResourceNotFoundException>().ToStatusCode(StatusCodes.Status404NotFound)
             .Map<UnauthorizedException>().ToStatusCode(StatusCodes.Status401Unauthorized)
 
+            // ASP.NET Core exceptions
+            .Map<BadHttpRequestException>().ToStatusCode(StatusCodes.Status400BadRequest)
+
             // Common server exceptions
             .Map<GatewayTimeoutException>().ToStatusCode(StatusCodes.Status504GatewayTimeout)
             .Map<InternalServerErrorException>().ToStatusCode(StatusCodes.Status500InternalServerError)