117 lines
3.3 KiB
C#
117 lines
3.3 KiB
C#
using ForumContracts.BindingModels;
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using ForumContracts.BusinessLogicContracts;
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using ForumContracts.SearchModels;
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using ForumContracts.StoragesContracts;
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using ForumContracts.ViewModels;
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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 ForumBusinessLogic
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{
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public class UserLogic : IUserLogic
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{
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private readonly IUserStorage _userStorage;
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public UserLogic(IUserStorage userStorage)
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{
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_userStorage = userStorage;
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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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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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return false;
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}
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return true;
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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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return null;
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}
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return element;
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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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return null;
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}
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return list;
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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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return false;
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}
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return true;
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}
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public void UserInsertList(int num, List<RoleViewModel> roles)
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{
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_userStorage.UserInsertList(num, roles);
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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.Username))
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{
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throw new ArgumentNullException("Нет имени пользователя", nameof(model.Username));
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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", nameof(model.Email));
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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", nameof(model.Password));
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}
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var element = _userStorage.GetElement(new UserSearchModel
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{
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Username = model.Username,
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Email = model.Email,
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}
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);
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if (element != null && element.Id != model.Id)
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{
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throw new InvalidOperationException("Пользователь с такими данными уже есть");
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}
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}
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}
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}
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