Trabls

ElectronicsShop/ElectronicsShopDataBaseImplement/Implements/OrderStorage.cs

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+using ElectronicsShopContracts.BindingModels;
+using ElectronicsShopContracts.SearchModels;
+using ElectronicsShopContracts.StorageContracts;
+using ElectronicsShopContracts.ViewModels;
+using ElectronicsShopDataBaseImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ElectronicsShopDataBaseImplement.Implements
+{
+    public class OrderStorage : IOrderStorage
+    {
+        public OrderViewModel? Delete(OrderBindingModel model)
+        {
+            using var context = new Database();
+            var element = context.Orders.FirstOrDefault(rec => rec.ID == model.ID);
+            if (element != null)
+            {
+                context.Orders.Remove(element);
+                context.SaveChanges();
+                return element.GetViewModel;
+            }
+            return null;
+        }
+        public OrderViewModel? GetElement(OrderSearchModel model)
+        {
+            if (!model.ID.HasValue)
+            {
+                return null;
+            }
+            using var context = new Database();
+            return context.Orders.FirstOrDefault(x =>
+            (x.DateCreate == model.DateFrom && (model.ID.HasValue && x.ID == model.ID)))?.GetViewModel;
+        }
+
+        public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
+        {
+            if (!model.DateFrom.HasValue)
+            {
+                return new();
+            }
+            using var context = new Database();
+            //Придумать решение
+            return context.Orders.Where(x => x.Status.Contains(model.ID).Select(x => x.GetViewModel)).ToList();
+        }
+
+        public List<OrderViewModel> GetFullList()
+        {
+            using var context = new Database();
+            return context.Orders.Select(x => x.GetViewModel).ToList();
+        }
+
+        public OrderViewModel? Insert(OrderBindingModel model)
+        {
+            var newComponent = Order.Create(model);
+            if (newComponent == null)
+            {
+                return null;
+            }
+            using var context = new Database();
+            context.Orders.Add(newComponent);
+            context.SaveChanges();
+            return newComponent.GetViewModel;
+        }
+
+        public OrderViewModel? Update(OrderBindingModel model)
+        {
+            using var context = new Database();
+            var component = context.Orders.FirstOrDefault(x => x.ID == model.ID);
+            if (component == null)
+            {
+                return null;
+            }
+            component.Update(model);
+            context.SaveChanges();
+            return component.GetViewModel;
+        }
+    }
+}