ISEbd-21_Melnikov_I.O._CarS.../CarService/CarServiceBusinessLogic/BusinessLogics/WorkLogic.cs

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3.5 KiB
C#
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using CarServiceContracts.BindingModels;
using CarServiceContracts.BusinessLogicsContracts;
using CarServiceContracts.SearchModels;
using CarServiceContracts.StorageContracts;
using CarServiceContracts.ViewModels;
using Microsoft.Extensions.Logging;
namespace CarServiceBusinessLogic.BusinessLogics
{
public class WorkLogic : IWorkLogic
{
private readonly ILogger _logger;
private readonly IWorkStorage _workStorage;
public WorkLogic(ILogger<WorkLogic> logger, IWorkStorage workStorage)
{
_logger = logger;
_workStorage = workStorage;
}
public List<WorkViewModel>? ReadList(WorkSearchModel? model)
{
_logger.LogInformation("ReadList. Id: {Id}", model?.Id);
var list = model == null ? _workStorage.GetFullList() : _workStorage.GetFilteredList(model);
if (list == null)
{
_logger.LogWarning("ReadList return null list");
return null;
}
_logger.LogInformation("ReadList. Count: {Count}", list.Count);
return list;
}
public WorkViewModel? ReadElement(WorkSearchModel model)
{
if (model == null)
{
throw new ArgumentNullException(nameof(model));
}
_logger.LogInformation("ReadElement. Id: {Id}", model.Id);
var element = _workStorage.GetElement(model);
if (element == null)
{
_logger.LogWarning("ReadElement element not found");
return null;
}
_logger.LogInformation("ReadElement found. Id: {Id}", element.Id);
return element;
}
public bool Create(WorkBindingModel model)
{
CheckModel(model);
if (_workStorage.Insert(model) == null)
{
_logger.LogWarning("Insert operation failed");
return false;
}
return true;
}
public bool Update(WorkBindingModel model)
{
CheckModel(model, false);
if (_workStorage.Update(model) == null)
{
_logger.LogWarning("Update operation failed");
return false;
}
return true;
}
public bool Delete(WorkBindingModel model)
{
CheckModel(model, false);
_logger.LogInformation("Delete. Id: {Id}", model.Id);
if (_workStorage.Delete(model) == null)
{
_logger.LogWarning("Delete operation failed");
return false;
}
return true;
}
private void CheckModel(WorkBindingModel model, bool withParams = true)
{
if (model == null)
{
throw new ArgumentException(nameof(model));
}
if (!withParams)
{
return;
}
//Заполнено ли название?
if (string.IsNullOrEmpty(model.Name))
{
_logger.LogWarning("Work name is empty");
throw new ArgumentException("Не введено название");
}
//Название уникально?
var existingWork = _workStorage.GetElement(new() { Name = model.Name });
if (existingWork != null)
{
_logger.LogWarning("Work name is not unique");
throw new ArgumentException("Работа с таким названием уже есть");
}
//Название не больше 60 символов?
if (model.Name.Length > 60)
{
_logger.LogWarning("Work name's length > 60");
throw new ArgumentException("Не введено название");
}
//Цена больше 0?
if (model.Price <= 0)
{
_logger.LogWarning("Work Price is <= 0");
throw new ArgumentException("Цена должна быть больше 0");
}
//Длительность больше 0?
if (model.Duration <= 0)
{
_logger.LogWarning("Work Duration is <= 0");
throw new ArgumentException("Длительность должна быть больше 0");
}
_logger.LogInformation("Work. Id: {Id}", model.Id);
}
}
}