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May 21, 2024 14:52
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| using ErrorOr; | |
| using Microsoft.AspNetCore.Mvc; | |
| using Microsoft.AspNetCore.Mvc.Infrastructure; | |
| using Microsoft.AspNetCore.Mvc.ModelBinding; | |
| using Microsoft.Extensions.Options; | |
| using System.Diagnostics; | |
| using Trumpet.Api.Common.Http; | |
| namespace Trumpet.Api.Common.Errors; | |
| public sealed class TrumpetProblemDetailsFactory : ProblemDetailsFactory | |
| { | |
| private readonly Action<ProblemDetailsContext>? _configure; | |
| private readonly ApiBehaviorOptions _options; | |
| public TrumpetProblemDetailsFactory( | |
| IOptions<ApiBehaviorOptions> options, | |
| IOptions<ProblemDetailsOptions>? problemDetailsOptions = null) | |
| { | |
| _options = options?.Value ?? throw new ArgumentNullException(nameof(options)); | |
| _configure = problemDetailsOptions?.Value?.CustomizeProblemDetails; | |
| } | |
| 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) | |
| { | |
| ArgumentNullException.ThrowIfNull(modelStateDictionary); | |
| statusCode ??= 400; | |
| var problemDetails = new ValidationProblemDetails(modelStateDictionary) | |
| { | |
| Status = statusCode, | |
| Type = type, | |
| Detail = detail, | |
| Instance = instance | |
| }; | |
| if (title != 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; | |
| } | |
| var traceId = Activity.Current?.Id ?? httpContext?.TraceIdentifier; | |
| if (traceId != null) problemDetails.Extensions["traceId"] = traceId; | |
| if (httpContext?.Items[HttpContextItemKeys.Errors] is List<Error> errors) | |
| problemDetails.Extensions.Add("errorCodes", errors.Select(e => e.Code)); | |
| _configure?.Invoke(new ProblemDetailsContext { HttpContext = httpContext!, ProblemDetails = problemDetails }); | |
| } | |
| } |
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