LocalGovIMS_localgov-ims/src/Admin/App_Start/IdentityConfig.cs
using BusinessLogic.Authentication.Identity;
using BusinessLogic.Interfaces.Services;
using DataAccess.Persistence;
using Microsoft.AspNet.Identity;
using Microsoft.AspNet.Identity.EntityFramework;
using Microsoft.AspNet.Identity.Owin;
using Microsoft.Owin;
using Microsoft.Owin.Security;
using System;
using System.Diagnostics.CodeAnalysis;
using System.Security.Claims;
using System.Threading.Tasks;
using System.Web.Mvc;

namespace Admin
{
    [ExcludeFromCodeCoverage]
    public class EmailService : IIdentityMessageService
    {
        private readonly IEmailService _emailService;

        public EmailService(IEmailService emailService)
        {
            _emailService = emailService;
        }

        public Task SendAsync(IdentityMessage message)
        {
            _emailService.SendPasswordResetEmail(message);

            // Plug in your email service here to send an email.
            return Task.FromResult(0);
        }
    }

    [ExcludeFromCodeCoverage]
    public class SmsService : IIdentityMessageService
    {
        public Task SendAsync(IdentityMessage message)
        {
            // Plug in your SMS service here to send a text message.
            return Task.FromResult(0);
        }
    }

    [ExcludeFromCodeCoverage]
    // Configure the application user manager used in this application. UserManager is defined in ASP.NET Identity and is used by the application.
    public class ApplicationUserManager : UserManager<PaymentsUser>
    {
        public ApplicationUserManager(IUserStore<PaymentsUser> store)
            : base(store)
        {
        }

        public static ApplicationUserManager Create(IdentityFactoryOptions<ApplicationUserManager> options, IOwinContext context)
        {
            var manager = new ApplicationUserManager(new UserStore<PaymentsUser>(context.Get<IncomeDbContext>()));
            // Configure validation logic for usernames
            manager.UserValidator = new UserValidator<PaymentsUser>(manager)
            {
                AllowOnlyAlphanumericUserNames = false,
                RequireUniqueEmail = true
            };

            // Configure validation logic for passwords
            manager.PasswordValidator = new PasswordValidator
            {
                RequiredLength = 6,
                RequireNonLetterOrDigit = true,
                RequireDigit = true,
                RequireLowercase = true,
                RequireUppercase = true,
            };

            // Configure user lockout defaults
            manager.UserLockoutEnabledByDefault = true;
            manager.DefaultAccountLockoutTimeSpan = TimeSpan.FromMinutes(5);
            manager.MaxFailedAccessAttemptsBeforeLockout = 5;

            // Register two factor authentication providers. This application uses Phone and Emails as a step of receiving a code for verifying the user
            // You can write your own provider and plug it in here.
            manager.RegisterTwoFactorProvider("Phone Code", new PhoneNumberTokenProvider<PaymentsUser>
            {
                MessageFormat = "Your security code is {0}"
            });
            manager.RegisterTwoFactorProvider("Email Code", new EmailTokenProvider<PaymentsUser>
            {
                Subject = "Security Code",
                BodyFormat = "Your security code is {0}"
            });
            manager.EmailService = new EmailService(DependencyResolver.Current.GetService<IEmailService>());
            manager.SmsService = new SmsService();
            var dataProtectionProvider = options.DataProtectionProvider;
            if (dataProtectionProvider != null)
            {
                manager.UserTokenProvider =
                    new DataProtectorTokenProvider<PaymentsUser>(dataProtectionProvider.Create("ASP.NET Identity"));
            }
            return manager;
        }
    }

    // Configure the application sign-in manager which is used in this application.
    [ExcludeFromCodeCoverage]
    public class ApplicationSignInManager : SignInManager<PaymentsUser, string>
    {
        public ApplicationSignInManager(ApplicationUserManager userManager, IAuthenticationManager authenticationManager)
            : base(userManager, authenticationManager)
        {
        }

        public override Task<ClaimsIdentity> CreateUserIdentityAsync(PaymentsUser user)
        {
            return user.GenerateUserIdentityAsync((ApplicationUserManager)UserManager);
        }

        public static ApplicationSignInManager Create(IdentityFactoryOptions<ApplicationSignInManager> options, IOwinContext context)
        {
            return new ApplicationSignInManager(context.GetUserManager<ApplicationUserManager>(), context.Authentication);
        }
    }
}
