Add option to directly use HTTP status codes as failure reasons #34

samples/Controllers/OperationResults.Sample/Program.cs

@@ -29,6 +29,10 @@
     // Adding new mappings or editing the existing ones allows to define what HTTP Status Codes the API must return
     // for the Operation Results of our Business Logic methods.
     options.StatusCodesMapping.Add(CustomFailureReasons.NotAvailable, StatusCodes.Status501NotImplemented);
+
+    // If you just want to directly use HTTP status codes as failure reasons, set the following property to true.
+    // In this way, the code you use with Result.Fail() will be used as response status code with no further mapping.
+    // options.UseHttpStatusCodes = true;
 },
 //updateModelStateResponseFactory: true);
 // Passing a validation error default message or a validation error message provider automatically update the ModelStateResponseFactory.

samples/MinimalApis/OperationResults.Sample/Program.cs

@@ -28,6 +28,10 @@
     // Adding new mappings or editing the existing ones allows to define what HTTP Status Codes the API must return
     // for the Operation Results of our Business Logic methods.
     options.StatusCodesMapping.Add(CustomFailureReasons.NotAvailable, StatusCodes.Status501NotImplemented);
+
+    // If you just want to directly use HTTP status codes as failure reasons, set the following property to true.
+    // In this way, the code you use with Result.Fail() will be used as response status code with no further mapping.
+    //options.UseHttpStatusCodes = true;
 });
 
 builder.Services.AddEndpointsApiExplorer();

src/OperationResults.AspNetCore.Http/OperationResultExtensions.cs

@@ -95,7 +95,7 @@ public static IResult ToResponse<T>(this Result<T> result, HttpContext httpConte
     private static IResult Problem(HttpContext httpContext, int failureReason, object? content = null, string? title = null, string? detail = null, IEnumerable<ValidationError>? validationErrors = null)
     {
         var options = httpContext.RequestServices.GetService<OperationResultOptions>() ?? new OperationResultOptions();
-        var statusCode = options.GetStatusCode(failureReason);
+        var statusCode = options.UseHttpStatusCodes ? failureReason : options.GetStatusCode(failureReason);
 
         if (content is not null)
         {

src/OperationResults.AspNetCore.Http/OperationResultOptions.cs

@@ -8,6 +8,8 @@ public class OperationResultOptions
 
     public Dictionary<int, int> StatusCodesMapping { get; }
 
+    public bool UseHttpStatusCodes { get; set; }
+
     public OperationResultOptions()
     {
         StatusCodesMapping = new Dictionary<int, int>

src/OperationResults.AspNetCore/OperationResultExtensions.cs

@@ -87,7 +87,7 @@ public static IActionResult ToResponse<T>(this Result<T> result, HttpContext htt
     private static IActionResult Problem(HttpContext httpContext, int failureReason, object? content = null, string? title = null, string? detail = null, IEnumerable<ValidationError>? validationErrors = null)
     {
         var options = httpContext.RequestServices.GetService<OperationResultOptions>() ?? new OperationResultOptions();
-        var statusCode = options.GetStatusCode(failureReason);
+        var statusCode = options.UseHttpStatusCodes ? failureReason : options.GetStatusCode(failureReason);
 
         if (content is not null)
         {

src/OperationResults.AspNetCore/OperationResultOptions.cs

@@ -8,6 +8,8 @@ public class OperationResultOptions
 
     public Dictionary<int, int> StatusCodesMapping { get; }
 
+    public bool UseHttpStatusCodes { get; set; }
+
     public OperationResultOptions()
     {
         StatusCodesMapping = new Dictionary<int, int>