84 lines
3.2 KiB
C#
84 lines
3.2 KiB
C#
using FluentValidation;
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using Microsoft.AspNetCore.Http;
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using Microsoft.AspNetCore.Mvc;
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using Microsoft.Extensions.Logging;
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using Mirea.Api.DataAccess.Application.Common.Exceptions;
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using Mirea.Api.Endpoint.Common.Exceptions;
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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.Linq;
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using System.Security;
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using System.Text.Json;
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using System.Threading.Tasks;
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namespace Mirea.Api.Endpoint.Configuration.Core.Middleware;
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public class CustomExceptionHandlerMiddleware(RequestDelegate next, ILogger<CustomExceptionHandlerMiddleware> logger)
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{
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public async Task InvokeAsync(HttpContext context)
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{
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try
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{
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await next(context);
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}
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catch (Exception exception)
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{
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await HandleExceptionAsync(context, exception);
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}
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}
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private Task HandleExceptionAsync(HttpContext context, Exception exception)
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{
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var traceId = Activity.Current?.Id ?? context.TraceIdentifier;
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var problemDetails = new ProblemDetails
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{
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Type = "https://tools.ietf.org/html/rfc9110#section-15.6",
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Title = "An unexpected error occurred.",
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Status = StatusCodes.Status500InternalServerError,
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Detail = exception.Message,
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Extensions = new Dictionary<string, object?>()
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{
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{ "traceId", traceId }
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}
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};
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switch (exception)
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{
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case ValidationException validationException:
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problemDetails.Status = StatusCodes.Status400BadRequest;
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problemDetails.Type = "https://tools.ietf.org/html/rfc9110#section-15.5.1";
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problemDetails.Title = "Validation errors occurred.";
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problemDetails.Extensions = new Dictionary<string, object?>
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{
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{ "errors", validationException.Errors.Select(e => e.ErrorMessage).ToArray() },
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{ "traceId", traceId }
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};
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break;
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case NotFoundException:
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problemDetails.Status = StatusCodes.Status404NotFound;
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problemDetails.Type = "https://tools.ietf.org/html/rfc9110#section-15.5.4";
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problemDetails.Title = "Resource not found.";
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break;
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case ControllerArgumentException:
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problemDetails.Status = StatusCodes.Status400BadRequest;
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problemDetails.Type = "https://tools.ietf.org/html/rfc9110#section-15.5.1";
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problemDetails.Title = "Invalid arguments provided.";
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break;
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case SecurityException:
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problemDetails.Status = StatusCodes.Status401Unauthorized;
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problemDetails.Type = "https://tools.ietf.org/html/rfc9110#section-15.5.2";
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problemDetails.Title = "Unauthorized access.";
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break;
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}
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if (problemDetails.Status == StatusCodes.Status500InternalServerError)
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logger.LogError(exception, "Internal server error when processing the request");
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context.Response.ContentType = "application/json";
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context.Response.StatusCode = problemDetails.Status.Value;
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return context.Response.WriteAsync(JsonSerializer.Serialize(problemDetails));
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}
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} |