using Diligent.WebAPI.Data.Entities; using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace Diligent.WebAPI.Business.Interfaces { public interface ICustomerService { Task GetCustomer(string username); Task GetCustomerById(string id); Task AddNotification(string receiverId, string roomId); Task> ReadNotifications(string userId); Task DeleteNotification(string userId, string roomId); } }