2024-04-21 20:36:07 +04:00

113 lines
3.1 KiB
C#

using Contracts.BindingModels;
using Contracts.BusinessLogicsContracts;
using Contracts.SearchModels;
using Contracts.StoragesContracts;
using Contracts.ViewModels;
using Microsoft.Extensions.Logging;
namespace BusinessLogic.BusinessLogic
{
public class ImplementerLogic : IImplementerLogic
{
private readonly ILogger _logger;
private readonly IImplementerStorage _storage;
public ImplementerLogic(ILogger<ImplementerLogic> logger, IImplementerStorage storage)
{
_logger = logger;
_storage = storage;
}
public List<ImplementerViewModel>? ReadList(ImplementerSearchModel? model)
{
_logger.LogInformation("ReadList. Login:{Login}. Id:{Id}", model!.Login, model.Id);
var list = model == null ? _storage.GetFullList() : _storage.GetFilteredList(model);
if (list == null)
{
_logger.LogWarning("ReadList return null");
return null;
}
return list;
}
public ImplementerViewModel? ReadElement(ImplementerSearchModel? model)
{
if (model == null)
{
throw new ArgumentNullException(nameof(model));
}
_logger.LogInformation("ReadElement. Login:{Login}. Id:{Id}.", model.Login, model.Id);
var elem = _storage.GetElement(model);
if (elem == null)
{
_logger.LogWarning("ReadElement element not found");
return null;
}
_logger.LogInformation("ReadElement find. Id:{Id}", elem.Id);
return elem;
}
private void CheckModel(ImplementerBindingModel? model, bool withParams = true)
{
if (model == null)
{
throw new ArgumentNullException(nameof (model));
}
if (!withParams)
return;
if (string.IsNullOrEmpty(model.Name))
{
throw new ArgumentNullException("Нет имени пользователя", nameof (model));
}
if (string.IsNullOrEmpty(model.Login))
{
throw new ArgumentNullException("Нет логина пользователя", nameof(model));
}
if (string.IsNullOrEmpty(model.Password))
{
throw new ArgumentNullException("Нет пароля пользователя", nameof(model));
}
if (string.IsNullOrEmpty(model.Email))
{
throw new ArgumentNullException("Нет почты пользователя", nameof(model));
}
var elem = _storage.GetElement(new ImplementerSearchModel
{
Login = model.Login
});
if (elem != null && model.Id != elem.Id)
{
throw new InvalidOperationException("Такой логин уже используется в системе");
}
}
public bool Create(ImplementerBindingModel? model)
{
CheckModel(model);
if (_storage.Insert(model!) == null)
{
_logger.LogWarning("Insert error");
return false;
}
return true;
}
public bool Update(ImplementerBindingModel? model)
{
CheckModel(model);
if (_storage.Update(model!) == null)
{
_logger.LogWarning("Update error");
return false;
}
return true;
}
public bool Delete(ImplementerBindingModel? model)
{
CheckModel(model, false);
_logger.LogInformation("Delete Implementer. Id:{Id}", model!.Id);
if (_storage.Delete(model!) == null)
{
_logger.LogWarning("Delete error");
return false;
}
return true;
}
}
}