128 lines
2.9 KiB
C#
128 lines
2.9 KiB
C#
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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public List<UserViewModel>? ReadList(UserSearchModel? model)
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{
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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("Null list user");
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return null;
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}
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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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var element = _userStorage.GetElement(model);
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if (element == null)
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{
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_logger.LogWarning("ReadElement user not found");
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return null;
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}
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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 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 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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if (_userStorage.Delete(model) == null)
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{
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_logger.LogWarning("Delete 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("Логин не существует", 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("Пароль не существует", 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("Почта не существует", nameof(model.Email));
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}
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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("Логин занят");
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}
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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("Почта занята");
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}
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}
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}
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}
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