fix

MyOffice.Web/Infrastructure/CustomProblemDetailsFactory.cs

@@ -0,0 +1,95 @@
+namespace MyOffice.Web.Infrastructure;
+
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.AspNetCore.Mvc.Infrastructure;
+using Microsoft.AspNetCore.Mvc.ModelBinding;
+using Microsoft.Extensions.Options;
+
+public class CustomProblemDetailsFactory : ProblemDetailsFactory
+{
+	private readonly ApiBehaviorOptions options;
+	private readonly JsonOptions jsonOptions;
+
+	public CustomProblemDetailsFactory(IOptions<ApiBehaviorOptions> options, IOptions<JsonOptions> jsonOptions)
+	{
+		this.options = options?.Value ?? throw new ArgumentNullException(nameof(options));
+		this.jsonOptions = jsonOptions?.Value ?? throw new ArgumentNullException(nameof(jsonOptions));
+	}
+
+	public override ProblemDetails CreateProblemDetails(
+		HttpContext httpContext,
+		int? statusCode = null,
+		string? title = null,
+		string? type = null,
+		string? detail = null,
+		string? instance = null)
+	{
+		statusCode ??= 500;
+
+		var problemDetails = new ProblemDetails
+		{
+			Status = statusCode,
+			Title = title,
+			Type = type,
+			Detail = detail,
+			Instance = instance,
+		};
+
+		ApplyProblemDetailsDefaults(httpContext, problemDetails, statusCode.Value);
+
+		return problemDetails;
+	}
+
+	public override ValidationProblemDetails CreateValidationProblemDetails(
+		HttpContext httpContext,
+		ModelStateDictionary modelStateDictionary,
+		int? statusCode = null,
+		string? title = null,
+		string? type = null,
+		string? detail = null,
+		string? instance = null)
+	{
+		if (modelStateDictionary == null)
+		{
+			throw new ArgumentNullException(nameof(modelStateDictionary));
+		}
+
+		statusCode ??= 400;
+
+		var errors = modelStateDictionary
+			.Where(x => x.Value?.Errors.Any() == true)
+			.ToDictionary(
+				kvp => jsonOptions?.JsonSerializerOptions?.PropertyNamingPolicy?.ConvertName(kvp.Key) ?? kvp.Key,
+				kvp => kvp.Value!.Errors.Select(x => x.ErrorMessage).ToArray()
+			);
+
+		var problemDetails = new ValidationProblemDetails(errors)
+		{
+			Status = statusCode,
+			Type = type,
+			Detail = detail,
+			Instance = instance,
+		};
+
+		if (title != null)
+		{
+			// For validation problem details, don't overwrite the default title with null.
+			problemDetails.Title = title;
+		}
+
+		ApplyProblemDetailsDefaults(httpContext, problemDetails, statusCode.Value);
+
+		return problemDetails;
+	}
+
+	private void ApplyProblemDetailsDefaults(HttpContext httpContext, ProblemDetails problemDetails, int statusCode)
+	{
+		problemDetails.Status ??= statusCode;
+
+		if (options.ClientErrorMapping.TryGetValue(statusCode, out var clientErrorData))
+		{
+			problemDetails.Title ??= clientErrorData.Title;
+			problemDetails.Type ??= clientErrorData.Link;
+		}
+	}
+}