services.AddSwaggerGen(c =>

            {

                #region swagger分组

                c.SwaggerDoc("v1", new OpenApiInfo

                {

                    Version = "v1",

                    Title = "公共模块",

                    Description = "接口说明(多模式管理,右上角切换)",

                });

                c.SwaggerDoc("khgl", new OpenApiInfo { Title = "客户管理", Version = "khgl" });

                c.SwaggerDoc("htgl", new OpenApiInfo { Title = "合同管理", Version = "htgl" });

                c.SwaggerDoc("yygl", new OpenApiInfo { Title = "运营管理", Version = "yygl" });

                c.SwaggerDoc("jxgl", new OpenApiInfo { Title = "绩效管理", Version = "jxgl" });

                c.SwaggerDoc("kqgl", new OpenApiInfo { Title = "考勤管理", Version = "kqgl" });

                c.SwaggerDoc("ldjsc", new OpenApiInfo { Title = "领导驾驶舱", Version = "ldjsc" });

                 c.SwaggerDoc("xtgl", new OpenApiInfo { Title = "系统管理", Version = "xtgl" });

                c.SwaggerDoc("sbgl", new OpenApiInfo { Title = "设备管理", Version = "sbgl" });

                c.SwaggerDoc("excel", new OpenApiInfo { Title = "文件下载", Version = "excel" });

                //设置要展示的接口

                c.DocInclusionPredicate((docName, apiDes) =>

                {

                    if (!apiDes.TryGetMethodInfo(out MethodInfo method))

                        return false;

                /*使用ApiExplorerSettingsAttribute里面的GroupName进行特性标识

                      * DeclaringType只能获取controller上的特性

                      * 我们这里是想以action的特性为主

                      * */

                    var version = method.DeclaringType.GetCustomAttributes(true).OfType<ApiExplorerSettingsAttribute>().Select(m => m.GroupName);

                    if (docName == "v1" && !version.Any())

                        return true;

                //这里获取action的特性

                var actionVersion = method.GetCustomAttributes(true).OfType<ApiExplorerSettingsAttribute>().Select(m => m.GroupName);

                    if (actionVersion.Any())

                        return actionVersion.Any(v => v == docName);

                    return version.Any(v => v == docName);

                });

                #endregion

 // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.

        public void Configure(IApplicationBuilder app, IWebHostEnvironment env)

        {

            if (env.IsDevelopment())

            {

                app.UseDeveloperExceptionPage();

                app.UseSwagger();

              //以下为关键代码

                app.UseSwaggerUI(c =>

                {

                    c.SwaggerEndpoint("/swagger/v1/swagger.json", "公共模块");

                    c.SwaggerEndpoint("/swagger/khgl/swagger.json", "客户管理");

                    c.SwaggerEndpoint("/swagger/htgl/swagger.json", "合同管理");

                    c.SwaggerEndpoint("/swagger/yygl/swagger.json", "运营管理");

                    c.SwaggerEndpoint("/swagger/jxgl/swagger.json", "绩效管理");

                    c.SwaggerEndpoint("/swagger/kqgl/swagger.json", "考勤管理");

                    c.SwaggerEndpoint("/swagger/ldjsc/swagger.json", "领导驾驶舱");

                    c.SwaggerEndpoint("/swagger/xtsz/swagger.json", "系统设置");

                    c.SwaggerEndpoint("/swagger/sbgl/swagger.json", "设备管理");

                    c.SwaggerEndpoint("/swagger/excel/swagger.json", "文件下载");

                    c.DocExpansion(Swashbuckle.AspNetCore.SwaggerUI.DocExpansion.None);

                });

            }

[Route("api/[controller]/[action]")]

//使用

    [ApiExplorerSettings(GroupName = "jxgl")]