- Реализовал добавление отзывов о телефоне.

- Переименовал папку Abstracts.
- Вынес маппинг в расширяющие методы.
- Логику из экшна About вынес в сервис.

PhoneStore/Controllers/AccountController.cs

@@ -3,7 +3,7 @@ using System.Threading.Tasks;
 using Microsoft.AspNetCore.Mvc;
 using PhoneStore.Enums;
 using PhoneStore.Helpers;
-using PhoneStore.Services.Abstractions;
+using PhoneStore.Services.Interfaces;
 using PhoneStore.ViewModels.Account;
 
 namespace PhoneStore.Controllers

PhoneStore/Controllers/BasketsController.cs

 using Microsoft.AspNetCore.Mvc;
 using PhoneStore.Enums;
-using PhoneStore.Services.Abstractions;
+using PhoneStore.Services.Interfaces;
 using PhoneStore.ViewModels;
 
 namespace PhoneStore.Controllers

PhoneStore/Controllers/FeedbackController.cs

+using System;
+using System.Linq;
+using System.Text.Json;
+using Microsoft.AspNetCore.Identity;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.EntityFrameworkCore;
+using PhoneStore.Models;
+using PhoneStore.ViewModels;
+using PhoneStore.ViewModels.Feedback;
+
+namespace PhoneStore.Controllers
+{
+    public class FeedbackController : Controller
+    {
+        private readonly MobileContext _db;
+        private readonly UserManager<User> _userManager;
+
+        public FeedbackController(MobileContext db, UserManager<User> userManager)
+        {
+            _db = db;
+            _userManager = userManager;
+        }
+
+        // GET
+        public ActionResult<FeedbackViewModel> Create(FeedbackCreateViewModel model)
+        {
+            Feedback feedback = new Feedback
+            {
+                CreationDateTime = DateTime.Now,
+                Text = model.Text,
+                PhoneId = model.PhoneId,
+                UserId = int.Parse(_userManager.GetUserId(User))
+            };
+            _db.Feedbacks.Add(feedback);
+            _db.SaveChanges();
+            Feedback newFeedback = _db.Feedbacks
+                .Include(f => f.User)
+                .Include(f => f.Phone)
+                .First(f => f.Id == feedback.Id);
+            FeedbackViewModel feedbackViewModel = new FeedbackViewModel
+            {
+                Id = newFeedback.Id,
+                Text = newFeedback.Text,
+                PhoneId = newFeedback.PhoneId,
+                UserId = newFeedback.UserId,
+                CreationDateTime = newFeedback.CreationDateTime
+            };
+            return Json(feedbackViewModel);
+        }
+    }
+}
\ No newline at end of file

PhoneStore/Controllers/PhonesController.cs

@@ -7,8 +7,10 @@ using Microsoft.AspNetCore.Mvc;
 using Microsoft.EntityFrameworkCore;
 using PhoneStore.Helpers;
 using PhoneStore.Models;
-using PhoneStore.Services.Abstractions;
+using PhoneStore.Services.Interfaces;
 using PhoneStore.ViewModels;
+using PhoneStore.ViewModels.Account;
+using PhoneStore.ViewModels.PhoneViewModels;
 
 namespace PhoneStore.Controllers
 {
@@ -138,36 +140,17 @@ namespace PhoneStore.Controllers
 
         [HttpGet]
         public IActionResult About(int? phoneId)
+        {
+            try
             {
                 if (!phoneId.HasValue) return RedirectToAction("Error", "Errors", new {statusCode = 777});
-            var phone = _db.Phones
-                .Include(p => p.Brand)
-                .Include(p => p.Feedbacks)
-                    .ThenInclude(f => f.User)
-                .FirstOrDefault(p => p.Id == phoneId);
-            if (phone is null)
-                return RedirectToAction("Error", "Errors", new {statusCode = 777});
-            var phoneViewModel = new PhoneViewModel
-            {
-                Brand = phone.Brand,
-                Feedbacks = phone.Feedbacks.Select(f => new FeedbackViewModel
-                {
-                    Id = f.Id,
-                    Phone = f.Phone,
-                    Text = f.Text,
-                    User = f.User,
-                    CreationDateTime = f.CreationDateTime,
-                    UserId = f.UserId,
-                    PhoneId = f.PhoneId
-                })
-                    .OrderByDescending(f => f.CreationDateTime)
-                    .ToList(),
-                Image = phone.Image,
-                Name = phone.Name,
-                Price = phone.Price,
-                Id = phone.Id
-            };
+                var phoneViewModel = _phoneService.GetPhoneById((int)phoneId);
                 return View(phoneViewModel);
             }
+            catch (NullReferenceException)
+            {
+                return RedirectToAction("Error", "Errors", new {statusCode = 777});
+            }
+        }
     }
 }
\ No newline at end of file

PhoneStore/Helpers/PhoneMapper.cs

 using PhoneStore.Models;
 using PhoneStore.ViewModels;
+using PhoneStore.ViewModels.PhoneViewModels;
 
 namespace PhoneStore.Helpers
 {
@@ -18,5 +19,19 @@ namespace PhoneStore.Helpers
 
             return phone;
         }
+        public static PhoneViewModel MapToPhoneViewModel(this Phone self, string imagePath = null)
+        {
+            PhoneViewModel phone = new PhoneViewModel
+            {
+                Name = self.Name,
+                Price = self.Price,
+                Brand = self.Brand,
+                Image = imagePath,
+                Id = self.Id
+            };
+
+            return phone;
+        }
+        
     }
 }
\ No newline at end of file

PhoneStore/Helpers/ServiceConnector.cs

@@ -2,7 +2,7 @@ using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
 using PhoneStore.Models;
 using PhoneStore.Services;
-using PhoneStore.Services.Abstractions;
+using PhoneStore.Services.Interfaces;
 
 namespace PhoneStore.Helpers
 {

PhoneStore/Helpers/UserHelper.cs

 using System.Linq;
 using PhoneStore.Models;
 using PhoneStore.ViewModels;
+using PhoneStore.ViewModels.Account;
 
 namespace PhoneStore.Helpers
 {
@@ -20,5 +21,18 @@ namespace PhoneStore.Helpers
                 PageViewModel = new PageViewModel(page, count, pageSize)
             };
         }
+        
+        public static UserViewModel MapToUserViewModel(
+            this User self)
+        {
+            return new UserViewModel
+            {
+                Age = self.Age,
+                Email = self.Email,
+                Id = self.Id,
+                Name = self.Name,
+                Username = self.UserName
+            };
+        }
     }
 }
\ No newline at end of file

PhoneStore/Services/AccountService.cs

@@ -5,7 +5,7 @@ using Microsoft.AspNetCore.Identity;
 using Microsoft.AspNetCore.Mvc;
 using PhoneStore.Enums;
 using PhoneStore.Models;
-using PhoneStore.Services.Abstractions;
+using PhoneStore.Services.Interfaces;
 using PhoneStore.ViewModels.Account;
 using IdentityResult = PhoneStore.DataObjects.IdentityResult;
 using SignInResult = Microsoft.AspNetCore.Identity.SignInResult;
@@ -82,7 +82,6 @@ namespace PhoneStore.Services
         public async Task LogOf() 
             => await _signInManager.SignOutAsync();
 
-        [HttpGet]
         public IEnumerable<User> SearchUsersByAnyTerm(string searchTerm)
         {
             var resultByName = _usersSearcher.SearchByName(searchTerm);

PhoneStore/Services/BasketService.cs

@@ -3,7 +3,7 @@ using System.Linq;
 using Microsoft.EntityFrameworkCore;
 using PhoneStore.Enums;
 using PhoneStore.Models;
-using PhoneStore.Services.Abstractions;
+using PhoneStore.Services.Interfaces;
 
 namespace PhoneStore.Services
 {

PhoneStore/Services/DefaultPhoneImagePathProvider.cs

-using PhoneStore.Services.Abstractions;
+using PhoneStore.Services.Interfaces;
 
 namespace PhoneStore.Services
 {

PhoneStore/Services/Abstractions/IAccountService.cs → PhoneStore/Services/Interfaces/IAccountService.cs

@@ -4,7 +4,7 @@ using PhoneStore.DataObjects;
 using PhoneStore.Models;
 using PhoneStore.ViewModels.Account;
 
-namespace PhoneStore.Services.Abstractions
+namespace PhoneStore.Services.Interfaces
 {
     public interface IAccountService
     {

PhoneStore/Services/Abstractions/IBasketService.cs → PhoneStore/Services/Interfaces/IBasketService.cs

@@ -2,7 +2,7 @@ using System.Collections.Generic;
 using PhoneStore.Enums;
 using PhoneStore.Models;
 
-namespace PhoneStore.Services.Abstractions
+namespace PhoneStore.Services.Interfaces
 {
     public interface IBasketService
     {

PhoneStore/Services/Abstractions/ICreatable.cs → PhoneStore/Services/Interfaces/ICreatable.cs

 using System.Threading.Tasks;
 
-namespace PhoneStore.Services.Abstractions
+namespace PhoneStore.Services.Interfaces
 {
     public interface ICreatable<in T> where T : class
     {

PhoneStore/Services/Abstractions/IDefaultPhoneImagePathProvider.cs → PhoneStore/Services/Interfaces/IDefaultPhoneImagePathProvider.cs

-namespace PhoneStore.Services.Abstractions
+namespace PhoneStore.Services.Interfaces
 {
     public interface IDefaultPhoneImagePathProvider
     {

PhoneStore/Services/Abstractions/IPaginationService.cs → PhoneStore/Services/Interfaces/IPaginationService.cs

 using System.Linq;
 using System.Threading.Tasks;
 
-namespace PhoneStore.Services.Abstractions
+namespace PhoneStore.Services.Interfaces
 {
     public interface IPaginationService<T>
     {

PhoneStore/Services/Abstractions/IPhoneService.cs → PhoneStore/Services/Interfaces/IPhoneService.cs

 using PhoneStore.ViewModels;
+using PhoneStore.ViewModels.PhoneViewModels;
 
-namespace PhoneStore.Services.Abstractions
+namespace PhoneStore.Services.Interfaces
 {
     public interface IPhoneService : ICreatable<PhoneCreateViewModel>
     {
-        
+        PhoneViewModel GetPhoneById(int phoneId);
     }
 }
\ No newline at end of file

PhoneStore/Services/Abstractions/IUsersFilter.cs → PhoneStore/Services/Interfaces/IUsersFilter.cs

 using System.Linq;
 using PhoneStore.Models;
 
-namespace PhoneStore.Services.Abstractions
+namespace PhoneStore.Services.Interfaces
 {
     public interface IUsersFilter
     {

PhoneStore/Services/Abstractions/IUsersSearcher.cs → PhoneStore/Services/Interfaces/IUsersSearcher.cs

 using System.Collections.Generic;
 using PhoneStore.Models;
 
-namespace PhoneStore.Services.Abstractions
+namespace PhoneStore.Services.Interfaces
 {
     public interface IUsersSearcher
     {

PhoneStore/Services/Abstractions/IUsersSortService.cs → PhoneStore/Services/Interfaces/IUsersSortService.cs

@@ -2,7 +2,7 @@ using System.Linq;
 using PhoneStore.Models;
 using Order = PhoneStore.Enums.Order;
 
-namespace PhoneStore.Services.Abstractions
+namespace PhoneStore.Services.Interfaces
 {
     public interface IUsersSortService
     {

PhoneStore/Services/PaginationService.cs

 using System.Linq;
 using System.Threading.Tasks;
 using Microsoft.EntityFrameworkCore;
-using PhoneStore.Services.Abstractions;
+using PhoneStore.Services.Interfaces;
 
 namespace PhoneStore.Services
 {

PhoneStore/Services/PhoneService.cs

@@ -2,11 +2,14 @@ using System;
 using System.IO;
 using System.Linq;
 using System.Threading.Tasks;
+using Microsoft.EntityFrameworkCore;
 using Microsoft.Extensions.Hosting;
 using PhoneStore.Helpers;
 using PhoneStore.Models;
-using PhoneStore.Services.Abstractions;
+using PhoneStore.Services.Interfaces;
 using PhoneStore.ViewModels;
+using PhoneStore.ViewModels.Feedback;
+using PhoneStore.ViewModels.PhoneViewModels;
 
 namespace PhoneStore.Services
 {
@@ -50,5 +53,36 @@ namespace PhoneStore.Services
             _db.Phones.Add(entity.MapToPhone(imagePath));
             await _db.SaveChangesAsync();
         }
+
+        public PhoneViewModel GetPhoneById(int phoneId)
+        {
+            var phone = _db.Phones
+                .Include(p => p.Brand)
+                .Include(p => p.Feedbacks)
+                .ThenInclude(f => f.User)
+                .FirstOrDefault(p => p.Id == phoneId);
+                
+            var phoneViewModel = new PhoneViewModel
+            {
+                Brand = phone.Brand,
+                Feedbacks = phone.Feedbacks.Select(f => new FeedbackViewModel
+                    {
+                        Id = f.Id,
+                        Phone = f.Phone.MapToPhoneViewModel(),
+                        Text = f.Text,
+                        User = f.User.MapToUserViewModel(),
+                        CreationDateTime = f.CreationDateTime,
+                        UserId = f.UserId,
+                        PhoneId = f.PhoneId
+                    })
+                    .OrderByDescending(f => f.CreationDateTime)
+                    .ToList(),
+                Image = phone.Image,
+                Name = phone.Name,
+                Price = phone.Price,
+                Id = phone.Id
+            };
+            return phoneViewModel;
+        }
     }
 }
\ No newline at end of file

PhoneStore/Services/UsersFilter.cs

 using System.Linq;
 using PhoneStore.Models;
-using PhoneStore.Services.Abstractions;
+using PhoneStore.Services.Interfaces;
 
 namespace PhoneStore.Services
 {

PhoneStore/Services/UsersSearcher.cs

@@ -2,7 +2,7 @@ using System;
 using System.Collections.Generic;
 using System.Linq;
 using PhoneStore.Models;
-using PhoneStore.Services.Abstractions;
+using PhoneStore.Services.Interfaces;
 
 namespace PhoneStore.Services
 {
@@ -16,15 +16,21 @@ namespace PhoneStore.Services
         }
 
         public IEnumerable<User> SearchByName(string searchTerm)
-            => _db.Users.Where(u => u.Name
+            => _db.Users
+                .Where(u => u.Name
                 .ToLower()
-                .Contains(searchTerm
-                    .ToLower()));
+                .Contains(searchTerm.ToLower()));
 
         public IEnumerable<User> SearchByLogin(string searchTerm)
-            => _db.Users.Where(u => u.UserName.ToLower().Contains(searchTerm.ToLower()));
+            => _db.Users
+                .Where(u => u.UserName
+                    .ToLower()
+                    .Contains(searchTerm.ToLower()));
 
         public IEnumerable<User> SearchByEmail(string searchTerm)
-            => _db.Users.Where(u => u.Email.ToLower().Contains(searchTerm.ToLower()));
+            => _db.Users
+                .Where(u => u.Email
+                    .ToLower()
+                    .Contains(searchTerm.ToLower()));
     }
 }
\ No newline at end of file

PhoneStore/Services/UsersSortService.cs

 using System.Linq;
 using System.Threading.Tasks;
 using PhoneStore.Models;
-using PhoneStore.Services.Abstractions;
+using PhoneStore.Services.Interfaces;
 using Order = PhoneStore.Enums.Order;
 
 namespace PhoneStore.Services

PhoneStore/Startup.cs

@@ -9,7 +9,6 @@ using Microsoft.Extensions.Hosting;
 using PhoneStore.Helpers;
 using PhoneStore.Models;
 using PhoneStore.Services;
-using PhoneStore.Services.Abstractions;
 
 namespace PhoneStore
 {

PhoneStore/ViewModels/Account/UserViewModel.cs

+namespace PhoneStore.ViewModels.Account
+{
+    public class UserViewModel
+    {
+        public int Id { get; set; }
+        public string Name { get; set; }
+        public int Age { get; set; }
+        public string Email { get; set; }
+        public string Username { get; set; }
+    }
+}
\ No newline at end of file

PhoneStore/ViewModels/FeedbackCreateViewModel.cs → PhoneStore/ViewModels/Feedback/FeedbackCreateViewModel.cs

-namespace PhoneStore.ViewModels
+namespace PhoneStore.ViewModels.Feedback
 {
     public class FeedbackCreateViewModel
     {
-        public int UserId { get; set; }
         public int PhoneId { get; set; }
         public string Text { get; set; }
     }

PhoneStore/ViewModels/FeedbackViewModel.cs → PhoneStore/ViewModels/Feedback/FeedbackViewModel.cs

 using System;
-using PhoneStore.Models;
+using PhoneStore.ViewModels.Account;
+using PhoneStore.ViewModels.Account;
+using PhoneStore.ViewModels.PhoneViewModels;
 
-namespace PhoneStore.ViewModels
+namespace PhoneStore.ViewModels.Feedback
 {
     public class FeedbackViewModel
     {
@@ -10,7 +12,7 @@ namespace PhoneStore.ViewModels
         public int PhoneId { get; set; }
         public string Text { get; set; }
         public DateTime CreationDateTime { get; set; }
-        public User User { get; set; }
-        public Phone Phone { get; set; }
+        public UserViewModel User { get; set; }
+        public PhoneViewModel Phone { get; set; }
     }
 }
\ No newline at end of file

PhoneStore/ViewModels/IndexViewModel.cs

-using System.Collections;
 using System.Collections.Generic;
 using PhoneStore.Models;
 

PhoneStore/ViewModels/PhoneCreateViewModel.cs → PhoneStore/ViewModels/PhoneViewModels/PhoneCreateViewModel.cs

@@ -4,7 +4,7 @@ using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;
 using PhoneStore.Models;
 
-namespace PhoneStore.ViewModels
+namespace PhoneStore.ViewModels.PhoneViewModels
 {
     public class PhoneCreateViewModel
     {

PhoneStore/ViewModels/PhoneViewModel.cs → PhoneStore/ViewModels/PhoneViewModels/PhoneViewModel.cs

 using System.Collections.Generic;
 using PhoneStore.Models;
+using PhoneStore.ViewModels.Feedback;
 
-namespace PhoneStore.ViewModels
+namespace PhoneStore.ViewModels.PhoneViewModels
 {
     public class PhoneViewModel
     {

PhoneStore/Views/Phones/About.cshtml

-@model PhoneViewModel
-
+@using Microsoft.AspNetCore.Identity
+@model PhoneStore.ViewModels.PhoneViewModels.PhoneViewModel
+@inject UserManager<User> _userManager
 @{
     ViewBag.Title = "Подробная информация";
     Layout = "_Layout";
@@ -12,4 +13,45 @@
         <h5 class="card-title">@Model.Brand.Name</h5>
         <p class="card-text">@(Model.Price.ToString("C2"))</p>
     </div>
+    @if (User.Identity.IsAuthenticated)
+    {
+        <form id="feedbackForm">
+            <div class="form-group">
+                <label for="text">Добавьте отзыв о телефоне</label>
+                <input type="text" class="form-control" id="text" placeholder="Минимальная длина отзыва 10 символов">
+                <input type="text" hidden name="phoneId" id="@Model.Id">
+                <button type="submit">Отправить</button>
+            </div>
+        </form>
+    }
+    else
+    {
+        <a asp-action="Login" asp-controller="Account">Авторизируйтесь для добавления отзыва</a>
+    }
+</div>
+<div id="feedbacks">
+    @foreach (var feedBack in Model.Feedbacks)
+    {
+        await Html.RenderPartialAsync("PartialViews/FeedbackPartialView", feedBack);
+    }
 </div>
+
+@section Scripts
+{
+    <script >
+    $(document).ready(function (){
+        $("#feedbackForm").on("submit", function (e){
+            e.preventDefault();
+            let phoneId = $("input[name=phoneId]");
+            let text = $("#text");
+            let feedback = {
+                text: text.val(),
+                phoneId: phoneId.attr('id')
+            };
+            $.post(`@Url.Action("Create", "Feedback")`, feedback, function (response){
+                $('#feedbacks').before(response);
+            })
+        })
+    })
+    </script>
+}

PhoneStore/Views/Phones/Create.cshtml

-@model PhoneCreateViewModel
+@model PhoneStore.ViewModels.PhoneViewModels.PhoneCreateViewModel
 
 @{
     ViewBag.Title = "title";

PhoneStore/Views/Phones/Edit.cshtml

-@model PhoneCreateViewModel
+@model PhoneStore.ViewModels.PhoneViewModels.PhoneCreateViewModel
 
 @{
     ViewBag.Title = "Редактирование";

PhoneStore/Views/Phones/PartialViews/PhoneFormPartialView.cshtml

-@model PhoneCreateViewModel
+@model PhoneStore.ViewModels.PhoneViewModels.PhoneCreateViewModel
 <div class="mb-3">
     <label asp-for="Name" class="form-label">Наименование</label>
     <input type="text" class="form-control" asp-for="Name">

PhoneStore/Views/Shared/PartialViews/FeedbackPartialView.cshtml

+@model PhoneStore.ViewModels.Feedback.FeedbackViewModel
+
+<div class="card mb-3">
+    <h5 class="card-header">
+        @Model.User.Name
+    </h5>
+    <div class="card-body">
+        <h5 class="card-title">
+            Отзыв
+        </h5>
+        <div class="card-text">@Model.Text</div>
+    </div>
+</div>
\ No newline at end of file