Coursework_ComputerStore_Li.../ComputerStoreBusinessLogic/BusinessLogic/ConsignmentLogic.cs

106 lines
3.5 KiB
C#

using ComputerStoreContracts.BindingModels;
using ComputerStoreContracts.BusinessLogicContracts;
using ComputerStoreContracts.SearchModels;
using ComputerStoreContracts.StorageContracts;
using ComputerStoreContracts.ViewModels;
using Microsoft.Extensions.Logging;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace ComputerStoreBusinessLogic.BusinessLogic
{
public class ConsignmentLogic : IConsignmentLogic
{
private readonly ILogger _logger;
private readonly IConsignmentStorage _consignmentStorage;
public ConsignmentLogic(ILogger<ConsignmentLogic> logger, IConsignmentStorage consignmentStorage)
{
_logger = logger;
_consignmentStorage = consignmentStorage;
}
public bool Create(ConsignmentBindingModel model)
{
CheckModel(model);
if (_consignmentStorage.Insert(model) == null)
{
_logger.LogWarning("Insert operation failed");
return false;
}
return true;
}
public bool Update(ConsignmentBindingModel model)
{
CheckModel(model);
if (_consignmentStorage.Update(model) == null)
{
_logger.LogWarning("Update operation failed");
return false;
}
return true;
}
public bool Delete(ConsignmentBindingModel model)
{
CheckModel(model, false);
_logger.LogInformation("Delete. ID:{ID}", model.ID);
if (_consignmentStorage.Delete(model) == null)
{
_logger.LogWarning("Delete operation failed");
return false;
}
return true;
}
public ConsignmentViewModel? ReadElement(ConsignmentSearchModel model)
{
if (model == null)
{
throw new ArgumentNullException(nameof(model));
}
_logger.LogInformation("ReadElement. Consignment ID:{ ID}", model.ID);
var element = _consignmentStorage.GetElement(model);
if (element == null)
{
_logger.LogWarning("ReadElement element not found");
return null;
}
_logger.LogInformation("ReadElement find. Consignment ID:{ID}", element.ID);
return element;
}
public List<ConsignmentViewModel>? ReadList(ConsignmentSearchModel? model)
{
_logger.LogInformation("ReadList. Consignment ID:{ ID}", model?.ID);
var list = model == null ? _consignmentStorage.GetFullList() : _consignmentStorage.GetFilteredList(model);
if (list == null)
{
_logger.LogWarning("ReadList return null list");
return null;
}
_logger.LogInformation("ReadList. Count:{Count}", list.Count);
return list;
}
private void CheckModel(ConsignmentBindingModel model, bool withParams = true)
{
if (model == null) { return; }
if (!withParams) { return; }
if (model.Price <= 0) { throw new ArgumentNullException("Invalid consignment's price", nameof(model)); }
if (string.IsNullOrEmpty(model.OrderID.ToString())) { throw new ArgumentNullException("Invalid Consignment's order ID", nameof(model)); }
_logger.LogInformation("Consignment. Consignment ID:{ ID}. Order ID:{ OrderID}.", model.ID, model.OrderID);
}
}
}