sub class cloudscribe AccountService

gistfile1.txt

using cloudscribe.Core.Models;
using cloudscribe.Core.Web.Components;
using cloudscribe.Core.Web.ViewModels.SiteUser;
using Microsoft.AspNetCore.Identity;
using Microsoft.Extensions.Logging;
using System;
using System.Collections.Generic;
using System.Security.Claims;
using System.Threading;
using System.Threading.Tasks;

namespace YourNamespace
{
    public class MembershipFallbackAccountService : AccountService, IAccountService
    {
        public MembershipFallbackAccountService(
            SiteUserManager<SiteUser> userManager,
            SignInManager<SiteUser> signInManager,
            IIdentityServerIntegration identityServerIntegration,
            ISocialAuthEmailVerfificationPolicy socialAuthEmailVerificationPolicy,
            IProcessAccountLoginRules loginRulesProcessor,
            IUserStore<SiteUser> userStore,
            ILogger<MembershipFallbackAccountService> logger
            ):base(userManager, signInManager, identityServerIntegration, socialAuthEmailVerificationPolicy, loginRulesProcessor)
        {
            this.userStore = userStore;
            _log = logger;
        }

        private ILogger _log;
        private IUserStore<SiteUser> userStore;

        public override async Task<UserLoginResult> TryLogin(LoginViewModel model)
        {
            
            var identityResult = await base.TryLogin(model);
			
			      if (!identityResult.SignInResult.Succeeded)
			      {
			          // l ogin failed with identity so try with your membership implementation
				        // if success create the identityuser and return a new result
			      }
			
            return identityResult;
        }
    }
}

In Startup.cs inject your subclass

services.AddScoped<IAccountService, MembershipFallbackAccountService>();