yavsc/src/sampleWebAsWebApiClient/Startup.cs

using Microsoft.AspNetCore.Authentication;
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting;
using Microsoft.IdentityModel.Tokens;
using System.IdentityModel.Tokens.Jwt;

    public class Startup
    {
        public void ConfigureServices(IServiceCollection services)
        {
            services.AddControllersWithViews();

            JwtSecurityTokenHandler.DefaultMapInboundClaims = false;

            services.AddAuthentication(options =>
            {
                options.DefaultScheme = "Cookies";
                options.DefaultChallengeScheme = "Yavsc";
            })
            .AddCookie("Cookies")
            .AddOpenIdConnect("Yavsc", options =>
            {
                options.Authority = "https://localhost:5001";
             
                options.ClientId = "mvc";
                options.ClientSecret = "49C1A7E1-0C79-4A89-A3D6-A37998FB86B0";
                options.ResponseType = "code";
                  options.UsePkce = true;
                options.Scope.Clear();
                options.Scope.Add("openid");
                options.Scope.Add("profile");
                options.Scope.Add("email");

                 options.GetClaimsFromUserInfoEndpoint = true;
            options.SaveTokens = true;

            options.ClaimActions.MapUniqueJsonKey("role", "role");
            options.ClaimActions.MapUniqueJsonKey("roles", "role");
            options.TokenValidationParameters = new TokenValidationParameters
            {
                NameClaimType = "name",
                RoleClaimType = "role"
            };
            });
        }

        public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
        {
            if (env.IsDevelopment())
            {
                app.UseDeveloperExceptionPage();
            }
            else
            {
                app.UseExceptionHandler("/Home/Error");
            }

            app.UseStaticFiles();

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

            app.UseEndpoints(endpoints =>
            {
                endpoints.MapDefaultControllerRoute()
                    .RequireAuthorization();
            });
        }
    }