Создан новый проект, модели в нем

FurnitureAssembly/FurnitureAssembly.sln

@@ -13,7 +13,9 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FurnitureAssemblyBusinessLo
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FurnitureAssemblyListImplement", "FurnitureAssemblyListImplement\FurnitureAssemblyListImplement.csproj", "{6662252C-A676-4376-AA01-0ACC6AE5B217}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "FurnitureAssemFileImplement", "FurnitureAssemFileImplement\FurnitureAssemFileImplement.csproj", "{A6822E0E-DBF3-4DEA-A337-C6C64429C0DE}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FurnitureAssemFileImplement", "FurnitureAssemFileImplement\FurnitureAssemFileImplement.csproj", "{A6822E0E-DBF3-4DEA-A337-C6C64429C0DE}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "FurnitureAssemblyDatabaseImplement", "FurnitureAssemblyDatabaseImplement\FurnitureAssemblyDatabaseImplement.csproj", "{F4FAEBEF-1E02-44DE-A13B-27A8C3838D98}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -45,6 +47,10 @@ Global
 		{A6822E0E-DBF3-4DEA-A337-C6C64429C0DE}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{A6822E0E-DBF3-4DEA-A337-C6C64429C0DE}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{A6822E0E-DBF3-4DEA-A337-C6C64429C0DE}.Release|Any CPU.Build.0 = Release|Any CPU
+		{F4FAEBEF-1E02-44DE-A13B-27A8C3838D98}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{F4FAEBEF-1E02-44DE-A13B-27A8C3838D98}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{F4FAEBEF-1E02-44DE-A13B-27A8C3838D98}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{F4FAEBEF-1E02-44DE-A13B-27A8C3838D98}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

FurnitureAssembly/FurnitureAssembly/FurnitureAssembly.csproj

@@ -19,6 +19,10 @@
   </ItemGroup>
 
   <ItemGroup>
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="7.0.3">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="7.0.0" />
     <PackageReference Include="Microsoft.Extensions.Logging" Version="7.0.0" />
     <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="7.0.0" />

FurnitureAssembly/FurnitureAssemblyDatabaseImplement/FurnitureAssemblyDatabaseImplement.csproj

@@ -0,0 +1,27 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="7.0.3" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="7.0.3" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="7.0.3">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\FurnitureAssemblyContracts\FurnitureAssemblyContracts.csproj" />
+    <ProjectReference Include="..\FurnitureAssemblyDataModels\FurnitureAssemblyDataModels.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <Folder Include="Implements\" />
+  </ItemGroup>
+
+</Project>

FurnitureAssembly/FurnitureAssemblyDatabaseImplement/Models/Component.cs

@@ -0,0 +1,58 @@
+
+using FurnitureAssemblyContracts.BindingModels;
+using FurnitureAssemblyContracts.ViewModels;
+using FurnitureAssemblyDataModels.Models;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.ComponentModel.DataAnnotations;
+
+namespace FurnitureAssemblyDatabaseImplement.Models
+{
+    public class Component : IComponentModel
+    {
+        public int Id { get; private set; }
+        [Required]
+        public string ComponentName { get; private set; } = string.Empty;
+        [Required]
+        public double Cost { get; set; }
+        [ForeignKey("ComponentId")]
+        public virtual List<FurnitureComponent> FurnitureComponents { get; set; } = new();
+
+        public static Component? Create(ComponentBindingModel model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Component()
+            {
+                Id = model.Id,
+                ComponentName = model.ComponentName,
+                Cost = model.Cost
+            };
+        }
+        public static Component Create(ComponentViewModel model)
+        {
+            return new Component
+            {
+                Id = model.Id,
+                ComponentName = model.ComponentName,
+                Cost = model.Cost
+            };
+        }
+        public void Update(ComponentBindingModel model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            ComponentName = model.ComponentName;
+            Cost = model.Cost;
+        }
+        public ComponentViewModel GetViewModel => new()
+        {
+            Id = Id,
+            ComponentName = ComponentName,
+            Cost = Cost
+        };
+    }
+}

FurnitureAssembly/FurnitureAssemblyDatabaseImplement/Models/Furniture.cs

@@ -0,0 +1,98 @@
+using FurnitureAssemblyContracts.BindingModels;
+using FurnitureAssemblyContracts.ViewModels;
+using FurnitureAssemblyDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FurnitureAssemblyDatabaseImplement.Models
+{
+    public class Furniture : IFurnitureModel
+    {
+        public int Id { get; set; }
+        [Required]
+        public string FurnitureName { get; set; } = string.Empty;
+        [Required]
+        public double Price { get; set; }
+        private Dictionary<int, (IComponentModel, int)>? _furnitureComponents = null;
+        [NotMapped]
+        public Dictionary<int, (IComponentModel, int)> FurnitureComponents
+        {
+            get
+            {
+                if (_furnitureComponents == null)
+                {
+                    _furnitureComponents = Components
+                    .ToDictionary(recPC => recPC.ComponentId, recPC =>
+                   (recPC.Component as IComponentModel, recPC.Count));
+                }
+                return _furnitureComponents;
+            }
+        }
+        [ForeignKey("FurnitureId")]
+        public virtual List<FurnitureComponent> Components { get; set; } = new();
+        [ForeignKey("FurnitureId")]
+        public virtual List<Order> Orders { get; set; } = new();
+        public static Furniture Create(FurnitureAssemblyDatabase context, FurnitureBindingModel model)
+        {
+            return new Furniture()
+            {
+                Id = model.Id,
+                FurnitureName = model.FurnitureName,
+                Price = model.Price,
+                Components = model.FurnitureComponents.Select(x => new FurnitureComponent
+                {
+                    Component = context.Components.First(y => y.Id == x.Key),
+                    Count = x.Value.Item2
+                }).ToList()
+            };
+        }
+        public void Update(FurnitureBindingModel model)
+        {
+            FurnitureName = model.FurnitureName;
+            Price = model.Price;
+        }
+        public FurnitureViewModel GetViewModel => new()
+        {
+            Id = Id,
+            FurnitureName = FurnitureName,
+            Price = Price,
+            FurnitureComponents = FurnitureComponents
+        };
+
+        public void UpdateComponents(FurnitureAssemblyDatabase context, FurnitureBindingModel model)
+        {
+            var furnitureComponents = context.FurnitureComponents.Where(rec => rec.ProductId == model.Id).ToList();
+            if (furnitureComponents != null && furnitureComponents.Count > 0)
+            { // удалили те, которых нет в модели
+                context.ProductComponents.RemoveRange(furnitureComponents.Where(rec
+               => !model.FurnitureComponents.ContainsKey(rec.ComponentId)));
+                context.SaveChanges();
+                // обновили количество у существующих записей
+                foreach (var updateComponent in furnitureComponents)
+                {
+                    updateComponent.Count = model.FurnitureComponents[updateComponent.ComponentId].Item2;
+                    model.FurnitureComponents.Remove(updateComponent.ComponentId);
+                }
+                context.SaveChanges();
+            }
+            var furniture = context.Furnitures.First(x => x.Id == Id);
+            foreach (var pc in model.FurnitureComponents)
+            {
+                context.ProductComponents.Add(new FurnitureComponent
+                {
+                    Furniture = furniture,
+                    Component = context.Components.First(x => x.Id == pc.Key),
+                    Count = pc.Value.Item2
+                });
+                context.SaveChanges();
+            }
+            _furnitureComponents = null;
+        }
+
+    }
+}

FurnitureAssembly/FurnitureAssemblyDatabaseImplement/Models/FurnitureComponent.cs

@@ -0,0 +1,23 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FurnitureAssemblyDatabaseImplement.Models
+{
+    public class FurnitureComponent
+    {
+        public int Id { get; set; }
+        [Required]
+        public int ProductId { get; set; }
+        [Required]
+        public int ComponentId { get; set; }
+
+        [Required]
+        public int Count { get; set; }
+        public virtual Component Component { get; set; } = new();
+        public virtual Furniture Furniture { get; set; } = new();
+    }
+}

FurnitureAssembly/FurnitureAssemblyDatabaseImplement/Models/Order.cs

@@ -0,0 +1,94 @@
+using FurnitureAssemblyContracts.BindingModels;
+using FurnitureAssemblyContracts.ViewModels;
+using FurnitureAssemblyDataModels.Enums;
+using FurnitureAssemblyDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Diagnostics;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FurnitureAssemblyDatabaseImplement.Models
+{
+    public class Order : IOrderModel
+    {
+        public int Id { get; private set; }
+        [Required]
+        public int FurnitureId { get; private set; }
+        public string FurnitureName { get; private set; } = string.Empty;
+        [Required]
+        public int Count { get; private set; }
+        [Required]
+        public double Sum { get; private set; }
+        [Required]
+        public OrderStatus Status { get; private set; } = OrderStatus.Неизвестен;
+        [Required]
+        public DateTime DateCreate { get; private set; } = DateTime.Now;
+
+        public DateTime? DateImplement { get; private set; }
+
+        public static Order? Create(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Order()
+            {
+                Id = model.Id,
+                FurnitureId = model.FurnitureId,
+                FurnitureName = model.FurnitureName,
+                Count = model.Count,
+                Sum = model.Sum,
+                Status = model.Status,
+                DateCreate = model.DateCreate,
+                DateImplement = model.DateImplement
+            };
+        }
+
+        public static Order Create(OrderViewModel model)
+        {
+            return new Order
+            {
+                Id = model.Id,
+                FurnitureId = model.FurnitureId,
+                FurnitureName = model.FurnitureName,
+                Count = model.Count,
+                Sum = model.Sum,
+                Status = model.Status,
+                DateCreate = model.DateCreate,
+                DateImplement = model.DateImplement
+            };
+        }
+
+        public void Update(OrderBindingModel model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            FurnitureId = model.FurnitureId;
+            FurnitureName = model.FurnitureName;
+            Count = model.Count;
+            Sum = model.Sum;
+            Status = model.Status;
+            DateCreate = model.DateCreate;
+            DateImplement = model.DateImplement;
+        }
+        public OrderViewModel GetViewModel => new()
+        {
+            Id = Id,
+            FurnitureId = FurnitureId,
+            FurnitureName = FurnitureName,
+            Count = Count,
+            Sum = Sum,
+            Status = Status,
+            DateCreate = DateCreate,
+            DateImplement = DateImplement
+        };
+
+    }
+}