Добавил модель пользователя (дописать) + его бизнес-логику (проверить)
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ComputerShopBusinessLogic/BusinessLogics/UserLogic.cs
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137
ComputerShopBusinessLogic/BusinessLogics/UserLogic.cs
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using ComputerShopContracts.BindingModels;
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using ComputerShopContracts.BusinessLogicContracts;
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using ComputerShopContracts.SearchModels;
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using ComputerShopContracts.StorageContracts;
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using ComputerShopContracts.ViewModels;
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using Microsoft.Extensions.Logging;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace ComputerShopBusinessLogic.BusinessLogics
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{
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public class UserLogic : IUserLogic
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{
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private readonly ILogger _logger;
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private readonly IUserStorage _userStorage;
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public UserLogic(ILogger<IUserLogic> logger, IUserStorage userStorage)
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{
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_logger = logger;
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_userStorage = userStorage;
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}
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//!!!мб поменять текст для логов
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public List<UserViewModel>? ReadList(UserSearchModel? model)
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{
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_logger.LogInformation("User ReadList. Login:{Login} Emain:{Email} Id:{Id}", model?.Login, model?.Email, model?.Id);
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var list = model == null ? _userStorage.GetFullList() : _userStorage.GetFilteredList(model);
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if (list == null)
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{
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_logger.LogWarning("ReadList return null list");
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return null;
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}
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_logger.LogInformation("ReadList. Count:{Count}", list.Count);
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return list;
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}
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public UserViewModel? ReadElement(UserSearchModel model)
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{
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if (model == null)
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{
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throw new ArgumentNullException(nameof(model));
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}
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_logger.LogInformation("ReadElement. Login:{Login}. Email:{Email}. Id:{Id}", model?.Login, model?.Email, model?.Id);
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var element = _userStorage.GetElement(model);
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if (element == null)
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{
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_logger.LogWarning("ReadElement element not found");
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return null;
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}
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_logger.LogInformation("ReadElement find. Id:{Id}", element.Id);
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return element;
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}
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public bool Create(UserBindingModel model)
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{
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CheckModel(model);
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if (_userStorage.Insert(model) == null)
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{
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_logger.LogWarning("Insert operation failed");
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return false;
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}
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return true;
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}
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public bool Update(UserBindingModel model)
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{
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CheckModel(model);
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if (_userStorage.Update(model) == null)
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{
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_logger.LogWarning("Update operation failed");
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return false;
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}
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return true;
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}
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public bool Delete(UserBindingModel model)
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{
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CheckModel(model, false);
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_logger.LogInformation("Delete. Id:{Id}", model.Id);
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if (_userStorage.Delete(model) == null)
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{
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_logger.LogWarning("Delete operation failed");
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return false;
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}
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return true;
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}
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private void CheckModel(UserBindingModel model, bool withParams = true)
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{
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if (model == null)
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{
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throw new ArgumentNullException(nameof(model));
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}
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if (!withParams)
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{
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return;
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}
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if (string.IsNullOrEmpty(model.Login))
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{
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throw new ArgumentNullException("Нет логина пользователя", nameof(model.Login));
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}
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if (string.IsNullOrEmpty(model.Password))
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{
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throw new ArgumentNullException("Нет пароля пользователя", nameof(model.Password));
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}
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if (string.IsNullOrEmpty(model.Email))
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{
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throw new ArgumentNullException("Нет почты пользователя", nameof(model.Email));
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}
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//Проверка на уникальность. Проверить одной сущностью или 2-мя (один с таким же логином, второй с такой же почтой)?
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//проверка уникальности логина
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var user1 = _userStorage.GetElement(new UserSearchModel
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{
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Login = model.Login
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});
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if (user1 != null && user1.Id != model.Id)
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{
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throw new InvalidOperationException("Пользователь с таким логином уже есть");
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}
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//проверка уникальности почты
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var user2 = _userStorage.GetElement(new UserSearchModel
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{
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Email = model.Email
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});
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if (user2 != null && user2.Id != model.Id) {
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throw new InvalidOperationException("Пользователь с такой почтой уже есть");
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}
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}
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}
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}
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@ -14,8 +14,4 @@
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<ProjectReference Include="..\ComputerShopContracts\ComputerShopContracts.csproj" />
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</ItemGroup>
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<ItemGroup>
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<Folder Include="BusinessLogics\" />
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</ItemGroup>
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</Project>
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80
ComputerShopDatabaseImplement/Implements/UserStorage.cs
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80
ComputerShopDatabaseImplement/Implements/UserStorage.cs
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using ComputerShopContracts.BindingModels;
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using ComputerShopContracts.SearchModels;
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using ComputerShopContracts.StorageContracts;
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using ComputerShopContracts.ViewModels;
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using ComputerShopDatabaseImplement.Models;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace ComputerShopDatabaseImplement.Implements
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{
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public class UserStorage : IUserStorage
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{
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//!!!ТУТ МБ РАЗДЕЛИТЬ НА 2 МЕТОДА: исполнителя и поручителя и добавить where
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public List<UserViewModel> GetFullList()
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{
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using var context = new ComputerShopDatabase();
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return context.Users.Select(x => x.GetViewModel).ToList();
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}
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//!!!ТУТ МБ РАЗДЕЛИТЬ НА 2 МЕТОДА: исполнителя и поручителя и добавить where
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//!!!ДОПИСАТЬ
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public List<UserViewModel> GetFilteredList(UserSearchModel model)
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{
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if (string.IsNullOrEmpty(model.Login))
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{
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return new();
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}
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using var context = new ComputerShopDatabase();
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}
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//!!!ДОПИСАТЬ
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public UserViewModel? GetElement(UserSearchModel model)
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{
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}
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public UserViewModel? Insert(UserBindingModel model)
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{
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var newUser = User.Create(model);
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if (newUser == null)
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{
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return null;
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}
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using var context = new ComputerShopDatabase();
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context.Users.Add(newUser);
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context.SaveChanges();
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return newUser.GetViewModel;
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}
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public UserViewModel? Update(UserBindingModel model)
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{
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using var context = new ComputerShopDatabase();
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var user = context.Users.FirstOrDefault(x => x.Id == model.Id);
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if (user == null)
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{
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return null;
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}
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user.Update(model);
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context.SaveChanges();
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return user.GetViewModel;
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}
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public UserViewModel? Delete(UserBindingModel model)
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{
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using var context = new ComputerShopDatabase();
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var implementer = context.Users.FirstOrDefault(rec => rec.Id == model.Id);
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if (implementer != null)
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{
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context.Users.Remove(implementer);
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context.SaveChanges();
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return implementer.GetViewModel;
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}
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return null;
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}
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}
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}
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