/// <summary>
        /// Register dependencies using Autofac
        /// </summary>
        /// <param name="VaalBeachClubConfig">Startup Nop configuration parameters</param>
        /// <param name="services">Collection of service descriptors</param>
        /// <param name="typeFinder">Type finder</param>
        protected virtual IServiceProvider RegisterDependencies(IntegratorConfig IntegratorConfig, IServiceCollection services, ITypeFinder typeFinder)
        {
            var containerBuilder = new ContainerBuilder();

            //register engine
            containerBuilder.RegisterInstance(this).As <IEngine>().SingleInstance();

            //register type finder
            containerBuilder.RegisterInstance(typeFinder).As <ITypeFinder>().SingleInstance();

            //find dependency registrars provided by other assemblies
            var dependencyRegistrars = typeFinder.FindClassesOfType <IDependencyRegistrar>();

            //create and sort instances of dependency registrars
            var instances = dependencyRegistrars
                            //.Where(dependencyRegistrar => PluginManager.FindPlugin(dependencyRegistrar)?.Installed ?? true) //ignore not installed plugins
                            .Select(dependencyRegistrar => (IDependencyRegistrar)Activator.CreateInstance(dependencyRegistrar))
                            .OrderBy(dependencyRegistrar => dependencyRegistrar.Order);

            //register all provided dependencies
            foreach (var dependencyRegistrar in instances)
            {
                dependencyRegistrar.Register(containerBuilder, typeFinder, IntegratorConfig);
            }

            //populate Autofac container builder with the set of registered service descriptors
            containerBuilder.Populate(services);

            //create service provider
            _serviceProvider = new AutofacServiceProvider(containerBuilder.Build());
            return(_serviceProvider);
        }
        public void Register(ContainerBuilder builder, ITypeFinder typeFinder, IntegratorConfig config)
        {
            //file provider
            builder.RegisterType <IntegratorFileProvider>().As <IIntegratorFileProvider>().InstancePerLifetimeScope();

            //web helper
            builder.RegisterType <WebHelper>().As <IWebHelper>().InstancePerLifetimeScope();

            //EntityProcessing Response
            builder.RegisterType <EntityCRUDResponse>().As <IEntityCRUDResponse>().InstancePerLifetimeScope();


            //repositories
            builder.RegisterGeneric(typeof(EfRepository <>)).As(typeof(IRepository <>)).InstancePerLifetimeScope();


            //services
            builder.RegisterType <UserRegistrationService>().As <IUserRegistrationService>().InstancePerLifetimeScope();
            builder.RegisterType <UserService>().As <IUserService>().InstancePerLifetimeScope();
            builder.RegisterType <UserKnowledgeBaseService>().As <IUserKnowledgeBaseService>().InstancePerLifetimeScope();
            builder.RegisterType <CurriculumVitaeService>().As <ICurriculumVitaeService>().InstancePerLifetimeScope();
            builder.RegisterType <EducationInstitutionService>().As <IEducationInstitutionService>().InstancePerLifetimeScope();
            builder.RegisterType <InterestService>().As <IInterestService>().InstancePerLifetimeScope();
            builder.RegisterType <LanguageService>().As <ILanguageService>().InstancePerLifetimeScope();
            builder.RegisterType <FileService>().As <IFileService>().InstancePerLifetimeScope();
            builder.RegisterType <QualificationService>().As <IQualificationService>().InstancePerLifetimeScope();
            builder.RegisterType <CoreKnowledgeBaseService>().As <ICoreKnowledgeBaseService>().InstancePerLifetimeScope();
            builder.RegisterType <CompanyService>().As <ICompanyService>().InstancePerLifetimeScope();
            builder.RegisterType <CustomEmailSender>().As <ICustomEmailSender>().InstancePerLifetimeScope();



            //Factories
            builder.RegisterType <UserViewModelFactory>().As <IUserViewModelFactory>().InstancePerLifetimeScope();
            builder.RegisterType <CurriculumVitaeViewModelFactory>().As <ICurriculumVitaeViewModelFactory>().InstancePerLifetimeScope();
            builder.RegisterType <CurriculumVitaeViewModelFactory>().As <ICurriculumVitaeViewModelFactory>().InstancePerLifetimeScope();
            builder.RegisterType <AdministrationViewModelFactory>().As <IAdministrationViewModelFactory>().InstancePerLifetimeScope();
            builder.RegisterType <CoreKbSkillViewModelFactory>().As <ICoreKbSkillViewModelFactory>().InstancePerLifetimeScope();



            builder.RegisterType <DbInitializer>().As <IDbInitializer>().SingleInstance();
            //Event publisher
            builder.RegisterType <EventPublisher>().As <IEventPublisher>().SingleInstance();
        }