src/Library/NetPro.Web.Api/Extensions/ApplicationBuilderExtensions.cs

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using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Diagnostics;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Http;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting;
using Microsoft.Extensions.Logging;
using System;
using System.IO;
using System.Linq;
using System.Net;
using System.NetPro;
using System.Text;
using System.Text.Json;
using System.Threading.Tasks;

namespace NetPro.Web.Api
{
    /// <summary>
    ///IApplicationBuilder扩展
    /// </summary>
    public static class ApplicationBuilderExtensions
    {
        /// <summary>
        /// Add exception handling
        /// </summary>
        /// <param name="application">Builder for configuring an application's request pipeline</param>
        public static void UseNetProExceptionHandler(this IApplicationBuilder application)
        {
            var netConfig = application.ApplicationServices.GetService<NetProOption>();
            var hostingEnvironment = application.ApplicationServices.GetService<IWebHostEnvironment>();

            var logger = application.ApplicationServices.GetRequiredService<Microsoft.Extensions.Logging.ILogger<dynamic>>();

            if (hostingEnvironment.IsDevelopment())
            {
                //get detailed exceptions for developing and testing purposes
                application.UseDeveloperExceptionPage();
            }
            else
            {
                {
                    var webHelper = application.ApplicationServices.GetService<IWebHelper>();
                    //The global default handles exceptions
                    application.UseExceptionHandler(handler =>
                    {
                        handler.Run(async context =>
                        {
                            context.Response.StatusCode = (int)HttpStatusCode.InternalServerError;
                            context.Response.ContentType = "text/plain; charset=utf-8";
                            var contextFeature = context.Features.Get<IExceptionHandlerFeature>();
                            if (contextFeature != null)
                            {
                                //var exceptionHandlerPathFeature =
                                //context.Features.Get<IExceptionHandlerPathFeature>();
                                if (contextFeature.Error != null)
                                {
                                    //Microsoft.AspNetCore.Server.Kestrel.Core.BadHttpRequestException
                                    var exError = contextFeature.Error;