PIbd21_Makarov_DV_FlowerShop/FlowerShop/FlowerShopBusinessLogic/BusinessLogics/OrderLogic.cs

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C#
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using FlowerShopContracts.BindingModels;
using FlowerShopContracts.BusinessLogicsContracts;
using FlowerShopContracts.SearchModels;
using FlowerShopContracts.StoragesContracts;
using FlowerShopContracts.ViewModels;
using FlowerShopDataModels.Enums;
using Microsoft.Extensions.Logging;
namespace FlowerShopBusinessLogic.BusinessLogics
{
public class OrderLogic : IOrderLogic
{
private readonly ILogger _logger;
private readonly IOrderStorage _orderStorage;
public OrderLogic(ILogger<OrderLogic> logger, IOrderStorage orderStorage)
{
_logger = logger;
_orderStorage = orderStorage;
}
public List<OrderViewModel>? ReadList(OrderSearchModel? model)
{
_logger.LogInformation("ReadList/ OrderId:{Id}", model?.Id);
var list = model == null ? _orderStorage.GetFullList() : _orderStorage.GetFilteredList(model);
if (list == null)
{
_logger.LogWarning("ReadList return null list");
return null;
}
_logger.LogInformation("ReadList. Count:{Count}", list.Count);
return list;
}
public bool CreateOrder(OrderBindingModel model)
{
CheckModel(model);
if (model.Status != OrderStatus.Неизвестен)
return false;
model.Status = OrderStatus.Принят;
if (_orderStorage.Insert(model) == null)
{
model.Status = OrderStatus.Неизвестен;
_logger.LogWarning("Insert operation failed");
return false;
}
return true;
}
public bool TakeOrderInWork(OrderBindingModel model)
{
return ToNextStatus(model, OrderStatus.Выполняется);
}
public bool FinishOrder(OrderBindingModel model)
{
return ToNextStatus(model, OrderStatus.Готов);
}
public bool DeliveryOrder(OrderBindingModel model)
{
return ToNextStatus(model, OrderStatus.Выдан);
}
public bool ToNextStatus(OrderBindingModel model, OrderStatus orderStatus)
{
CheckModel(model, false);
var element = _orderStorage.GetElement(new OrderSearchModel()
{
Id = model.Id
});
if (element == null)
{
throw new ArgumentNullException(nameof(element));
}
model.FlowerId = element.FlowerId;
model.DateCreate = element.DateCreate;
model.DateImplement = element.DateImplement;
model.Status = element.Status;
model.Count = element.Count;
model.Sum = element.Sum;
if (model.Status != orderStatus - 1)
{
_logger.LogWarning("Status update to " + orderStatus + " operation failed");
return false;
}
model.Status = orderStatus;
if (model.Status == OrderStatus.Выдан)
{
model.DateImplement = DateTime.Now;
}
if (_orderStorage.Update(model) == null)
{
model.Status--;
_logger.LogWarning("Changing status operation faled");
return false;
}
return true;
}
private void CheckModel(OrderBindingModel model, bool withParams = true)
{
if (model == null)
{
throw new ArgumentNullException(nameof(model));
}
if (!withParams)
{
return;
}
if (model.Count <= 0)
{
throw new ArgumentNullException("Количество цветов должно быть больше 0", nameof(model.Count));
}
if (model.Sum <= 0)
{
throw new ArgumentNullException("Цена заказа должна быть больше 0", nameof(model.Sum));
}
if (model.DateImplement.HasValue && model.DateImplement < model.DateCreate)
{
throw new ArithmeticException($"Дата выдачи заказа {model.DateImplement} должна быть позже даты его создания {model.DateCreate}");
}
_logger.LogInformation("Order. FlowerId:{EngineId}.Count:{Count}.Sum:{Sum}Id:{Id}", model.FlowerId, model.Count, model.Sum, model.Id);
}
}
}