90 lines
3.5 KiB
C#
90 lines
3.5 KiB
C#
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using DinerContracts.BindingModels;
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using DinerContracts.BusinessLogicsContacts;
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using DinerContracts.SearchModels;
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using DinerContracts.StoragesContracts;
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using DinerContracts.ViewModels;
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using DinerDataModels.Enums;
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using Microsoft.Extensions.Logging;
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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 DineryBusinessLogic.BusinessLogic
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{
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public class OrderLogic : IOrderLogic
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{
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private readonly ILogger _logger;
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private readonly IOrderStorage _orderStorage;
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public OrderLogic(ILogger<OrderLogic> logger, IOrderStorage orderStorage) {
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_logger = logger;
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_orderStorage = orderStorage;
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}
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public bool CreateOrder(OrderBindingModel model)
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{
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CheckModel(model);
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if (_orderStorage.Insert(model) == null) {
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_logger.LogWarning("Insert operation failed");
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return false;
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}
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return true;
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}
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public bool DeliveryOrder(OrderBindingModel model)
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{
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return StatusUpdate(model, OrderStatus.Выдан);
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}
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public bool FinishOrder(OrderBindingModel model)
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{
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return StatusUpdate(model, OrderStatus.Готов);
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}
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public List<OrderViewModel>? ReadList(OrderSearchModel? model)
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{
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_logger.LogInformation("ReadList. ID:{ID}", model?.ID);
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var list= model == null? _orderStorage.GetFullList() : _orderStorage.GetFilteredList(model);
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if (list == null) {
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_logger.LogWarning("ReadList return null list");
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return null;
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}
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_logger.LogInformation("ReadList. Count:{Count}", list.Count);
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return list;
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}
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public bool TakeOrderInWork(OrderBindingModel model)
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{
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return StatusUpdate(model, OrderStatus.Выполняется);
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}
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private void CheckModel(OrderBindingModel model, bool withParams = true) {
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if (model == null) throw new ArgumentNullException(nameof(model));
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if (!withParams) return;
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if (string.IsNullOrEmpty((model.ID).ToString()))
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throw new ArgumentNullException("Нет ID заказа", nameof(model.ID));
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if (model.Sum <= 0)
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throw new ArgumentNullException("Цена заказа должна быть больше 0", nameof(model.Sum));
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_logger.LogInformation("Order. ProductID:{ProductID}. Count:{Count}. Sum:{Sum}. Status:{Status}. " +
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"DateCreate:{DateCreate}. DateImplement:{DateImplement}. ID:{ID}",
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model.ProductID, model.Count, model.Sum, model.Status, model.DateCreate, model.DateImplement, model.ID);
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var element = _orderStorage.GetElement(new OrderSearchModel { ID = model.ID });
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if (element == null)
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throw new InvalidOperationException("Нет такого заказа");
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}
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private bool StatusUpdate(OrderBindingModel model, OrderStatus newOrderStatus) {
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CheckModel(model, false);
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if (model.Status + 1 != newOrderStatus) {
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_logger.LogWarning("Status update to " + newOrderStatus.ToString() + " operation failed.");
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return false;
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}
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model.Status = newOrderStatus;
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if (model.Status == OrderStatus.Готов) model.DateImplement = DateTime.Now;
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return true;
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}
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}
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}
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