/// <summary>
        /// 添加模块
        /// </summary>
        /// <param name="services"></param>
        /// <param name="env"></param>
        /// <returns></returns>
        public static IModuleCollection AddModules(this IServiceCollection services, IHostingEnvironment env)
        {
            var modules = new ModuleCollection();

            services.AddSingleton <IModuleCollection>(modules);

            var cfgHelper = new ConfigurationHelper();
            var cfg       = cfgHelper.Load("module", env.EnvironmentName, true);

            foreach (var module in modules)
            {
                if (module == null)
                {
                    continue;
                }

                services.AddApplicationServices(module);

                if (module.Initializer != null)
                {
                    module.Initializer.ConfigureServices(services);

                    module.Initializer.ConfigOptions(services, cfg.GetSection(module.Id));

                    services.AddSingleton(module);
                }
            }

            return(modules);
        }
        /// <summary>
        /// 添加模块
        /// </summary>
        /// <param name="services"></param>
        /// <returns></returns>
        public static IModuleCollection AddModules(this IServiceCollection services)
        {
            var modules = new ModuleCollection();

            services.AddSingleton <IModuleCollection>(modules);

            foreach (var module in modules)
            {
                services.AddApplicationServices(module);

                module.Initializer?.ConfigureServices(services);
            }

            return(modules);
        }