2023-04-01 15:14:54 +04:00
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using BankYouBankruptContracts.BindingModels;
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using BankYouBankruptContracts.BusinessLogicsContracts;
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using BankYouBankruptContracts.SearchModels;
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using BankYouBankruptContracts.StoragesContracts;
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using BankYouBankruptContracts.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 BankYouBankruptBusinessLogic.BusinessLogics
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{
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public class AccountLogic : IAccountLogic
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{
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private readonly ILogger _logger;
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private readonly IAccountStorage _accountStorage;
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public AccountLogic(ILogger<AccountLogic> logger, IAccountStorage accountStorage)
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{
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_logger = logger;
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_accountStorage = accountStorage;
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}
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public AccountViewModel? ReadElement(AccountSearchModel 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. AccountNumber:{Name}. Id:{Id}", model.AccountNumber, model?.Id);
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var element = _accountStorage.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 List<AccountViewModel>? ReadList(AccountSearchModel? model)
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{
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2023-05-17 00:06:05 +04:00
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//_logger.LogInformation("ReadList. AccountNumber:{AccountNumber}. Id:{Id}", model.AccountNumber, model?.Id);
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2023-04-01 15:14:54 +04:00
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//list хранит весь список в случае, если model пришло со значением null на вход метода
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var list = model == null ? _accountStorage.GetFullList() : _accountStorage.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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2023-05-14 21:23:18 +04:00
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//метод, отвечающий за изменение баланса счёта
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public bool ChangeBalance(AccountSearchModel? model, int sum)
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{
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2023-05-16 23:06:28 +04:00
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//ищем счёт
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var account = ReadElement(model);
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if (account == null)
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2023-05-14 21:23:18 +04:00
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{
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2023-05-16 23:06:28 +04:00
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throw new ArgumentNullException("Счёт не найден", nameof(account));
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2023-05-14 21:23:18 +04:00
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}
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2023-05-16 23:06:28 +04:00
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//проверяем возможность операции снятия (sum может быть отрицательной)
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if (sum + account.Balance < 0)
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2023-05-14 21:23:18 +04:00
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{
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2023-05-16 23:06:28 +04:00
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throw new ArgumentNullException("Операция невозможна. Недостаточно средств", nameof(account));
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2023-05-14 21:23:18 +04:00
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}
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2023-05-16 23:06:28 +04:00
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//обновляем балланс счёта
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_accountStorage.Update(new AccountBindingModel
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{
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Id = account.Id,
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Balance = account.Balance + sum
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});
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return true;
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2023-05-14 21:23:18 +04:00
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}
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2023-04-01 15:14:54 +04:00
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public bool Create(AccountBindingModel model)
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{
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CheckModel(model);
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if (_accountStorage.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(AccountBindingModel model)
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{
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CheckModel(model);
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if (_accountStorage.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(AccountBindingModel 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 (_accountStorage.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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//проверка входного аргумента для методов Insert, Update и Delete
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private void CheckModel(AccountBindingModel 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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//так как при удалении передаём как параметр false
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if (!withParams)
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{
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return;
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}
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//проверка на наличие номера счёта
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if (string.IsNullOrEmpty(model.AccountNumber))
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{
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throw new ArgumentNullException("Отсутствие номера у счёта", nameof(model.AccountNumber));
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}
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//проверка на наличие id владельца
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if (model.CashierId < 0)
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{
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throw new ArgumentNullException("Некорректный Id владельца счёта", nameof(model.CashierId));
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}
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//проверка на наличие id кассира, создавшего счёт
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if (model.CashierId < 0)
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{
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throw new ArgumentNullException("Некорректный Id кассира, открывшего счёт", nameof(model.CashierId));
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}
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//проверка на наличие пароля счёта
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if (string.IsNullOrEmpty(model.PasswordAccount))
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{
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throw new ArgumentNullException("Некорректный пароль счёта", nameof(model.PasswordAccount));
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}
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//проверка на корректную дату открытия счёта
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if (model.DateOpen > DateTime.Now)
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{
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throw new ArgumentNullException("Дата открытия счёта не может быть ранее текущей", nameof(model.DateOpen));
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}
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_logger.LogInformation("Account. AccountNumber:{AccountNumber}. PasswordAccount:{PasswordAccount}. ClientId:{ClientId}. " +
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"CashierId:{CashierId}. DateOpen:{DateOpen}. Id:{Id}",
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model.AccountNumber, model.PasswordAccount, model.ClientId, model.CashierId, model.DateOpen, model.Id);
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//для проверка на наличие такого же счёта
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var element = _accountStorage.GetElement(new AccountSearchModel
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{
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AccountNumber = model.AccountNumber,
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});
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//если элемент найден и его Id не совпадает с Id переданного объекта
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if (element != null && element.Id != model.Id)
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{
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throw new InvalidOperationException("Счёт с таким номером уже существует");
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}
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}
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}
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}
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