закончена папка Models и начата Implements

SushiBarDatabaseImplement/Implements/ComponentStorage.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SushiBarDatabaseImplement.Implements
+{
+    public class ComponentStorage
+    {
+    }
+}

SushiBarDatabaseImplement/Models/Order.cs

@@ -0,0 +1,62 @@
+using SushiBarContracts.BindingModel;
+using SushiBarContracts.ViewModels;
+using SushiBarDataModels;
+using SushiBarDataModels.Enums;
+using System.ComponentModel.DataAnnotations;
+
+namespace SushiBarDatabaseImplement.Models
+{
+    public class Order : IOrderModel
+    {
+        public int Id { get; set; }
+        [Required]
+        public int SushiId { get; set; }
+        [Required]
+        public int Count { get; set; }
+        [Required]
+        public double Sum { get; set; }
+        [Required]
+        public OrderStatus Status { get; set; }
+        [Required]
+        public DateTime DateCreate { get; set; }
+        public DateTime? DateImplement { get; set; }
+
+        public static Order? Create(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Order()
+            {
+                Id = model.Id,
+                SushiId = model.SushiId,
+                Count = model.Count,
+                Sum = model.Sum,
+                Status = model.Status,
+                DateCreate = model.DateCreate,
+                DateImplement = model.DateImplement
+            };
+        }
+        
+        public void Update(OrderBindingModel model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            Status = model.Status;
+            DateImplement = model.DateImplement;
+        }
+        public OrderViewModel GetViewModel => new()
+        {
+            Id = Id,
+            SushiId = SushiId,
+            Count = Count,
+            Sum = Sum,
+            Status = Status,
+            DateCreate = DateCreate,
+            DateImplement = DateImplement,
+        };
+    }
+}

SushiBarDatabaseImplement/Models/Sushi.cs

@@ -22,9 +22,7 @@ namespace SushiBarDatabaseImplement.Models
             {
                 if (_sushiComponents == null)
                 {
-                    _sushiComponents = Components
+                    _sushiComponents = Components.ToDictionary(recPC => recPC.ComponentId, recPC => (recPC.Component as IComponentModel, recPC.Count));
-                    .ToDictionary(recPC => recPC.ComponentId, recPC =>
-                   (recPC.Component as IComponentModel, recPC.Count));
                 }
                 return _sushiComponents;
             }
@@ -42,8 +40,7 @@ namespace SushiBarDatabaseImplement.Models
                 Price = model.Price,
                 Components = model.SushiComponents.Select(x => new SushiComponent
                 {
-                    Component = context.Components.First(y => y.Id == x.Key),
+                    Component = context.Components.First(y => y.Id == x.Key), Count = x.Value.Item2
-                    Count = x.Value.Item2
                 }).ToList()
             };
         }
@@ -64,8 +61,7 @@ namespace SushiBarDatabaseImplement.Models
             var SushiComponents = context.SushiComponents.Where(rec => rec.SushiId == model.Id).ToList();
             if (SushiComponents != null && SushiComponents.Count > 0)
             { // удалили те, которых нет в модели
-                context.SushiComponents.RemoveRange(SushiComponents.Where(rec
+                context.SushiComponents.RemoveRange(SushiComponents.Where(rec => !model.SushiComponents.ContainsKey(rec.ComponentId)));
-               => !model.SushiComponents.ContainsKey(rec.ComponentId)));
                 context.SaveChanges();
                 // обновили количество у существующих записей
                 foreach (var updateComponent in SushiComponents)

SushiBarDatabaseImplement/SushiBarDatabase.cs

@@ -0,0 +1,24 @@
+using Microsoft.EntityFrameworkCore;
+using SushiBarDatabaseImplement.Models;
+
+namespace SushiBarDatabaseImplement
+{
+    public class SushiBarDatabase : DbContext
+    {
+        protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
+        {
+            if (optionsBuilder.IsConfigured == false)
+            {
+                optionsBuilder.UseSqlServer(@"Server=localhost\SQLEXPRESS;Database=master;Trusted_Connection=True;ESS;
+                    Initial Catalog=AbstractShopDatabaseFull;Integrated 
+                    Security=True;MultipleActiveResultSets=True;;TrustServerCertificate=True"
+                );
+            }
+            base.OnConfiguring(optionsBuilder);
+        }
+        public virtual DbSet<Component> Components { set; get; }
+        public virtual DbSet<Sushi> Sushis { set; get; }
+        public virtual DbSet<SushiComponent> SushiComponents { set; get; }
+        public virtual DbSet<Order> Orders { set; get; }
+    }
+}