feature: FHIR R4 Inbound Facade

2026-06-21 13:53:38 +08:00
parent 9f96f54007
commit a43db52813
42 changed files with 2873 additions and 3 deletions
@@ -0,0 +1,32 @@
+using Hl7.Fhir.Serialization;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.AspNetCore.Mvc.Filters;
+
+public class FhirExceptionFilter : IExceptionFilter
+{
+    private static readonly FhirJsonSerializer Serializer = new();
+
+    public void OnException(ExceptionContext context)
+    {
+        if (!context.HttpContext.Request.Path.StartsWithSegments("/fhir"))
+            return;
+
+        var outcome = FhirOperationOutcomeBuilder.FromException(context.Exception);
+        var status = context.Exception switch
+        {
+            FhirMappingException fme => fme.HttpStatus,
+            NotFoundException        => 404,
+            ValidationException      => 422,
+            ConflictException        => 409,
+            _                        => 500
+        };
+
+        context.Result = new ContentResult
+        {
+            StatusCode = status,
+            ContentType = "application/fhir+json",
+            Content = Serializer.SerializeToString(outcome)
+        };
+        context.ExceptionHandled = true;
+    }
+}