refactor: Projektdateien migriert. Cloud-NuGet-Pakete durch lokale NuGet-Projekte ersetzt.

HRD.WebApi/Helpers/HttpErrorDetails.cs

@@ -0,0 +1,69 @@
+using HRD.AppLogger;
+using Microsoft.AspNetCore.Http;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.AspNetCore.Mvc.ModelBinding;
+
+namespace HRD.WebApi.Helpers
+{
+    public class HttpErrorDetails : ValidationProblemDetails
+    {
+        public HttpErrorDetails()
+        {
+        }
+
+        public HttpErrorDetails(ActionContext context)
+        {
+            Title = "Invalid arguments to the API";
+            Detail = "The inputs supplied to the API are invalid";
+            Status = StatusCodes.Status400BadRequest;
+            Type = context.HttpContext.TraceIdentifier;
+            URI = context.HttpContext.Request.Path.ToUriComponent();
+
+            ConstructErrorMessages(context);
+        }
+
+        public string URI { get; set; }
+
+        public string ToJsonString()
+        {
+            return JsonConvert.Serialize(this);
+        }
+
+        private void ConstructErrorMessages(ActionContext context)
+        {
+            foreach (var keyModelStatePair in context.ModelState)
+            {
+                var key = keyModelStatePair.Key;
+                var errors = keyModelStatePair.Value.Errors;
+                if (errors != null && errors.Count > 0)
+                {
+                    ILoggerManager logger = new LoggerManager();
+                    if (errors.Count == 1)
+                    {
+                        var errorMessage = GetErrorMessage(errors[0]);
+                        base.Errors.Add(key, new[] { errorMessage });
+                        logger.LogError(errorMessage, null, URI);
+                        Detail = errorMessage;
+                    }
+                    else
+                    {
+                        var errorMessages = new string[errors.Count];
+                        for (var i = 0; i < errors.Count; i++)
+                        {
+                            errorMessages[i] = GetErrorMessage(errors[i]);
+                            logger.LogError(errorMessages[i], null, URI);
+                            if (i == 0) { Detail = errorMessages[i]; }
+                        }
+                        base.Errors.Add(key, errorMessages);
+                    }
+                }
+            }
+        }
+
+        private string GetErrorMessage(ModelError error)
+        {
+            return string.IsNullOrEmpty(error.ErrorMessage) ?
+                "The input was not valid." : error.ErrorMessage;
+        }
+    }
+}