68 lines
2.0 KiB
C#
68 lines
2.0 KiB
C#
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using OrdersContracts.BindingModels;
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using OrdersContracts.BusinessLogicContracts;
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using OrdersContracts.StorageContracts;
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using OrdersContracts.ViewModels;
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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 OrderBusinessLogic
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{
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public class OrderLogic : IOrderLogic
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{
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private readonly IOrderStorage _orderStorage;
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public OrderLogic(IOrderStorage orderStorage)
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{
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_orderStorage = orderStorage;
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}
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public void CreateOrUpdate(OrderBindingModel model)
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{
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var element = _orderStorage.GetElement(
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new OrderBindingModel
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{
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Info = model.Info,
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Name = model.Name,
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Status = model.Status,
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Amount = model.Amount
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});
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if (element != null && element.Id != model.Id)
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{
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throw new Exception("Такой заказ уже существует");
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}
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if (model.Id.HasValue)
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{
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_orderStorage.Update(model);
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}
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else
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{
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_orderStorage.Insert(model);
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}
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}
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public void Delete(OrderBindingModel model)
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{
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var element = _orderStorage.GetElement(new OrderBindingModel { Id = model.Id });
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if (element == null)
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{
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throw new Exception("Заказ не найден");
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}
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_orderStorage.Delete(model);
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}
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public List<OrderViewModel> Read(OrderBindingModel model)
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{
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if (model == null)
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{
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return _orderStorage.GetFullList();
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}
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if (model.Id.HasValue)
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{
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return new List<OrderViewModel> { _orderStorage.GetElement(model) };
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}
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return _orderStorage.GetFilteredList(model);
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}
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}
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}
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