WebAPISignalRChat/Backend/Diligent.WebAPI.Business/Services/CustomerService.cs

using Diligent.WebAPI.Business.Interfaces;
using Diligent.WebAPI.Data.Entities;
using Microsoft.AspNetCore.Identity;
using System;
using System.Collections.Generic;
using System.Diagnostics.CodeAnalysis;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Diligent.WebAPI.Business.Services
{
    [ExcludeFromCodeCoverage]
    public class CustomerService : ICustomerService
    {
        private readonly UserManager<Customer> _customerManager;

        public CustomerService(UserManager<Customer> customerManager)
        {
            _customerManager = customerManager;
        }

        public async Task<Customer> GetCustomer(string username)
        {
            var customer = await _customerManager.FindByNameAsync(username);
            return customer;
        }

        public async Task<Customer> GetCustomerById(string id)
        {
            var customer = await _customerManager.FindByIdAsync(id);
            return customer;
        }

        public async Task AddNotification(Customer receiver)
        {
            await _customerManager.UpdateAsync(receiver);
        }

        public async Task<List<Notification>> ReadNotifications(string userId)
        {
            var user = await _customerManager.FindByIdAsync(userId);

            return user.Notifications;
        }

        public async Task DeleteNotification(Customer user, Notification notification)
        {
            user.Notifications.Remove(notification);
            await _customerManager.UpdateAsync(user);
        }
    }
}