using var httpClient = _factory.CreateClient();

public class Startup : AppStartup
    {
        public void ConfigureServices(IServiceCollection services)
        {
            var env = App.HostEnvironment;
            string environmentName = env.EnvironmentName; //这个地方总是Production环境
            var b = App.Configuration["Baidu:AppKey"];
            var a = App.GetConfig<List<ConnectionConfig>>("ConnectionConfigs");
            var c = App.Configuration.GetSection("ConnectionConfigs").Get<List<ConnectionConfig>>();

            services.AddFileLogging(options =>
            {
                options.FileNameRule = fileName =>
                {
                    return string.Format(fileName, DateTime.Now);
                };
            });
            services.AddFileLogging("logs/error/error-{0:yyyy}-{0:MM}-{0:dd}.log", options =>
            {
                options.FileNameRule = fileName =>
                {
                    return string.Format(fileName, DateTime.Now);
                };
                options.WriteFilter = (logMsg) =>
                {
                    return logMsg.LogLevel == LogLevel.Error;
                };
            });

            // 添加即时通讯
            services.AddSignalR();

            services.AddCorsAccessor();

            services.AddMvcFilter<LoggingMonitorAttribute>();

            //全局映射
            TypeAdapterConfig.GlobalSettings.Default.PreserveReference(true);

            //定时任务
            services.AddTaskScheduler();

            #region 认证和授权
            services.AddJwt((options =>
            {
                options.DefaultAuthenticateScheme = JwtBearerDefaults.AuthenticationScheme;
                options.DefaultChallengeScheme = JwtBearerDefaults.AuthenticationScheme;
            }), null, (o =>
            {
                o.Events = new()
                {
                    OnMessageReceived = (context) =>
                    {
                        if (!context.HttpContext.Request.Path.HasValue)
                        {
                            return Task.CompletedTask;
                        }
                        var path = context.HttpContext.Request.Path;
                        if (path.StartsWithSegments("/hubs/chathub"))
                        {
                            var accessToken = context.Request.Query["access_token"];
                            if (!string.IsNullOrWhiteSpace(accessToken))
                            {
                                context.Token = accessToken;
                            }
                        }
                        return Task.CompletedTask;
                    }
                };
            }));
            services.AddAuthorization();
            #endregion

            BaiduIntelligent.AddBaiduIntelligentSetup(services);

            services.AddControllers().AddInjectWithUnifyResult<RESTfulResultProvider>();

            SqlsugarSetup.AddSqlsugarSetup(services);

            services.AddSingleton<IUserIdProvider, UserIdProvider>();

            Encoding.RegisterProvider(CodePagesEncodingProvider.Instance);

            //注册事件订阅
            services.AddEventBus();
        }

        public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
        {
            if (env.IsDevelopment())
            {
                app.UseDeveloperExceptionPage();
            }

            // 添加规范化结果状态码，需要在这里注册
            app.UseUnifyResultStatusCodes();

            app.UseHttpsRedirection();

            app.Use((context, next) =>
            {
                context.Request.EnableBuffering();
                return next();
            });

            app.UseRouting();

            // 配置跨域
            // 注意 SignalR 必须使用 AllowCredentials，其他的可以自由配置
            app.UseCorsAccessor(builder =>
            builder.SetIsOriginAllowed(_ => true)
            .AllowAnyMethod()
            .AllowAnyHeader()
            .AllowCredentials());

            app.UseAuthentication();
            app.UseAuthorization();

            app.UseInject(string.Empty);

            app.UseEndpoints(endpoints =>
            {
                endpoints.MapHub<ChatHub>("/hubs/chathub");
                endpoints.MapControllers();
            });
        }
    }