frog24/PIbd-21_Barsukov_P.O._ComputersShop
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лаба 3 надеюсь все

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frog24 2024-03-09 00:56:12 +04:00
parent 62c1d47261
commit 21a051a826
15 changed files with 1021 additions and 2 deletions
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8
ComputersShop/ComputersShop.sln
View File

@ -13,7 +13,9 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ComputersShopBusinessLogic"
EndProject
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ComputersShopListImplements", "ComputersShopListImplement\ComputersShopListImplements.csproj", "{8AF31165-C031-42B2-88D4-A1A89EFCDC59}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ComputersShopFileImplements", "ComputerShopFileImplements\ComputersShopFileImplements.csproj", "{47B30693-D73D-49A1-B41A-740454667ABF}"
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ComputersShopFileImplements", "ComputerShopFileImplements\ComputersShopFileImplements.csproj", "{47B30693-D73D-49A1-B41A-740454667ABF}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ComputersShopDatabaseImplements", "ComputersShopDatabaseImplements\ComputersShopDatabaseImplements.csproj", "{DFE21E52-DD52-4B9F-8BE8-E0213000C44F}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
@ -45,6 +47,10 @@ Global
{47B30693-D73D-49A1-B41A-740454667ABF}.Debug|Any CPU.Build.0 = Debug|Any CPU
{47B30693-D73D-49A1-B41A-740454667ABF}.Release|Any CPU.ActiveCfg = Release|Any CPU
{47B30693-D73D-49A1-B41A-740454667ABF}.Release|Any CPU.Build.0 = Release|Any CPU
{DFE21E52-DD52-4B9F-8BE8-E0213000C44F}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{DFE21E52-DD52-4B9F-8BE8-E0213000C44F}.Debug|Any CPU.Build.0 = Debug|Any CPU
{DFE21E52-DD52-4B9F-8BE8-E0213000C44F}.Release|Any CPU.ActiveCfg = Release|Any CPU
{DFE21E52-DD52-4B9F-8BE8-E0213000C44F}.Release|Any CPU.Build.0 = Release|Any CPU
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE

5
ComputersShop/ComputersShop/ComputersShop.csproj
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@ -9,6 +9,10 @@
</PropertyGroup>
<ItemGroup>
<PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="7.0.16">
<PrivateAssets>all</PrivateAssets>
<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
</PackageReference>
<PackageReference Include="Microsoft.Extensions.Configuration" Version="8.0.0" />
<PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="8.0.0" />
<PackageReference Include="NLog.Extensions.Logging" Version="5.3.8" />
@ -18,6 +22,7 @@
<ProjectReference Include="..\ComputerShopFileImplements\ComputersShopFileImplements.csproj" />
<ProjectReference Include="..\ComputersShopBusinessLogic\ComputersShopBusinessLogic.csproj" />
<ProjectReference Include="..\ComputersShopContracts\ComputersShopContracts.csproj" />
<ProjectReference Include="..\ComputersShopDatabaseImplements\ComputersShopDatabaseImplements.csproj" />
<ProjectReference Include="..\ComputersShopListImplement\ComputersShopListImplements.csproj" />
</ItemGroup>

2
ComputersShop/ComputersShop/Program.cs
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@ -1,7 +1,7 @@
using ComputersShopBusinessLogic.BusinessLogics;
using ComputersShopContracts.BuisnessLogicsContracts;
using ComputersShopContracts.StoragesContracts;
using ComputersShopFileImplements.Implements;
using ComputersShopDatabaseImplements.Implements;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Logging;
using NLog.Extensions.Logging;

27
ComputersShop/ComputersShopDatabaseImplements/ComputersShopDatabase.cs Normal file
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@ -0,0 +1,27 @@
using ComputersShopDatabaseImplements.Models;
using Microsoft.EntityFrameworkCore;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.ConstrainedExecution;
using System.Text;
using System.Threading.Tasks;
namespace ComputersShopDatabaseImplements
{
public class ComputersShopDatabase: DbContext
{
protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
{
if (optionsBuilder.IsConfigured == false)
{
optionsBuilder.UseSqlServer(@"Data Source=localhost\SQLEXPRESS;Initial Catalog=ComputersShopDatabaseFull;Integrated Security=True;MultipleActiveResultSets=True;;TrustServerCertificate=True");
}
base.OnConfiguring(optionsBuilder);
}
public virtual DbSet<Component> Components { set; get; }
public virtual DbSet<Computer> Computers { set; get; }
public virtual DbSet<ComputerComponent> ComputerComponents { set; get; }
public virtual DbSet<Order> Orders { set; get; }
}
}

23
ComputersShop/ComputersShopDatabaseImplements/ComputersShopDatabaseImplements.csproj Normal file
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@ -0,0 +1,23 @@
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>net6.0</TargetFramework>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>enable</Nullable>
</PropertyGroup>
<ItemGroup>
<ProjectReference Include="..\ComputersShopContracts\ComputersShopContracts.csproj" />
<ProjectReference Include="..\ComputersShopDataModels\ComputersShopDataModels.csproj" />
</ItemGroup>
<ItemGroup>
<PackageReference Include="Microsoft.EntityFrameworkCore" Version="7.0.16" />
<PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="7.0.16" />
<PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="7.0.16">
<PrivateAssets>all</PrivateAssets>
<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
</PackageReference>
</ItemGroup>
</Project>

78
ComputersShop/ComputersShopDatabaseImplements/Implements/ComponentStorage.cs Normal file
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@ -0,0 +1,78 @@
using ComputersShopContracts.BindingModels;
using ComputersShopContracts.SearchModels;
using ComputersShopContracts.StoragesContracts;
using ComputersShopContracts.ViewModels;
using ComputersShopDatabaseImplements.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace ComputersShopDatabaseImplements.Implements
{
public class ComponentStorage: IComponentStorage
{
public List<ComponentViewModel> GetFullList()
{
using var context = new ComputersShopDatabase();
return context.Components.Select(x => x.GetViewModel).ToList();
}
public List<ComponentViewModel> GetFiltredList(ComponentSearchModel model)
{
if (string.IsNullOrEmpty(model.ComponentName))
{
return new();
}
using var context = new ComputersShopDatabase();
return context.Components.Where(x => x.ComponentName.Contains(model.ComponentName)).
Select(x => x.GetViewModel).ToList();
}
public ComponentViewModel? GetElement(ComponentSearchModel model)
{
if (string.IsNullOrEmpty(model.ComponentName) && !model.Id.HasValue)
{
return null;
}
using var context = new ComputersShopDatabase();
return context.Components.FirstOrDefault(x => (!string.IsNullOrEmpty(model.ComponentName)
&& x.ComponentName == model.ComponentName) || (model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
}
public ComponentViewModel? Insert(ComponentBindingModel model)
{
var newComponent = Component.Create(model);
if (newComponent == null)
{
return null;
}
using var context = new ComputersShopDatabase();
context.Components.Add(newComponent);
context.SaveChanges();
return newComponent.GetViewModel;
}
public ComponentViewModel? Update(ComponentBindingModel model)
{
using var context = new ComputersShopDatabase();
var component = context.Components.FirstOrDefault(x => x.Id == model.Id);
if (component == null)
{
return null;
}
component.Update(model);
context.SaveChanges();
return component.GetViewModel;
}
public ComponentViewModel? Delete(ComponentBindingModel model)
{
using var context = new ComputersShopDatabase();
var element = context.Components.FirstOrDefault(rec => rec.Id == model.Id);
if (element != null)
{
context.Components.Remove(element);
context.SaveChanges();
return element.GetViewModel;
}
return null;
}
}
}

94
ComputersShop/ComputersShopDatabaseImplements/Implements/ComputerStorage.cs Normal file
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@ -0,0 +1,94 @@
using ComputersShopContracts.StoragesContracts;
using ComputersShopContracts.SearchModels;
using ComputersShopContracts.BindingModels;
using ComputersShopContracts.ViewModels;
using ComputersShopDatabaseImplements.Models;
using Microsoft.EntityFrameworkCore;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace ComputersShopDatabaseImplements.Implements
{
public class ComputerStorage: IComputerStorage
{
public List<ComputerViewModel> GetFullList()
{
using var context = new ComputersShopDatabase();
return context.Computers.Include(x => x.Components).ThenInclude(x => x.Component)
.ToList().Select(x => x.GetViewModel).ToList();
}
public List<ComputerViewModel> GetFiltredList(ComputerSearchModel model)
{
if (string.IsNullOrEmpty(model.ComputerName))
{
return new();
}
using var context = new ComputersShopDatabase();
return context.Computers.Include(x => x.Components).ThenInclude(x => x.Component)
.Where(x => x.ComputerName.Contains(model.ComputerName)).ToList()
.Select(x => x.GetViewModel).ToList();
}
public ComputerViewModel? GetElement(ComputerSearchModel model)
{
if (string.IsNullOrEmpty(model.ComputerName) && !model.Id.HasValue)
{
return null;
}
using var context = new ComputersShopDatabase();
return context.Computers.Include(x => x.Components).ThenInclude(x => x.Component)
.FirstOrDefault(x => (!string.IsNullOrEmpty(model.ComputerName) &&
x.ComputerName == model.ComputerName) ||
(model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
}
public ComputerViewModel? Insert(ComputerBindingModel model)
{
using var context = new ComputersShopDatabase();
var newComputer = Computer.Create(context, model);
if (newComputer == null)
{
return null;
}
context.Computers.Add(newComputer);
context.SaveChanges();
return newComputer.GetViewModel;
}
public ComputerViewModel? Update(ComputerBindingModel model)
{
using var context = new ComputersShopDatabase();
using var transaction = context.Database.BeginTransaction();
try
{
var computer = context.Computers.FirstOrDefault(rec => rec.Id == model.Id);
if (computer == null)
{
return null;
}
computer.Update(model);
context.SaveChanges();
computer.UpdateComponents(context, model);
transaction.Commit();
return computer.GetViewModel;
}
catch
{
transaction.Rollback();
throw;
}
}
public ComputerViewModel? Delete(ComputerBindingModel model)
{
using var context = new ComputersShopDatabase();
var element = context.Computers.Include(x => x.Components).FirstOrDefault(rec => rec.Id == model.Id);
if (element != null)
{
context.Computers.Remove(element);
context.SaveChanges();
return element.GetViewModel;
}
return null;
}
}
}

78
ComputersShop/ComputersShopDatabaseImplements/Implements/OrderStorage.cs Normal file
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@ -0,0 +1,78 @@
using ComputersShopContracts.BindingModels;
using ComputersShopContracts.SearchModels;
using ComputersShopContracts.StoragesContracts;
using ComputersShopContracts.ViewModels;
using ComputersShopDatabaseImplements.Models;
using Microsoft.EntityFrameworkCore;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace ComputersShopDatabaseImplements.Implements
{
public class OrderStorage: IOrderStorage
{
public OrderViewModel? GetElement(OrderSearchModel model)
{
if (!model.Id.HasValue)
{
return null;
}
using var context = new ComputersShopDatabase();
return context.Orders.Include(x => x.Computer).FirstOrDefault(x => (model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
}
public List<OrderViewModel> GetFiltredList(OrderSearchModel model)
{
if (!model.Id.HasValue)
{
return new();
}
using var context = new ComputersShopDatabase();
return context.Orders.Where(x => x.Id == model.Id).Include(x => x.Computer)
.Select(x => x.GetViewModel).ToList();
}
public List<OrderViewModel> GetFullList()
{
using var context = new ComputersShopDatabase();
return context.Orders.Include(x => x.Computer).Select(x => x.GetViewModel).ToList();
}
public OrderViewModel? Insert(OrderBindingModel model)
{
var newOrder = Order.Create(model);
if (newOrder == null)
{
return null;
}
using var context = new ComputersShopDatabase();
context.Orders.Add(newOrder);
context.SaveChanges();
return context.Orders.Include(x => x.Computer).FirstOrDefault(x => x.Id == newOrder.Id)?.GetViewModel;
}
public OrderViewModel? Update(OrderBindingModel model)
{
using var context = new ComputersShopDatabase();
var order = context.Orders.FirstOrDefault(x => x.Id == model.Id);
if (order == null)
{
return null;
}
order.Update(model);
context.SaveChanges();
return context.Orders.Include(x => x.Computer).FirstOrDefault(x => x.Id == model.Id)?.GetViewModel;
}
public OrderViewModel? Delete(OrderBindingModel model)
{
using var context = new ComputersShopDatabase();
var element = context.Orders.FirstOrDefault(rec => rec.Id == model.Id);
if (element != null)
{
context.Orders.Remove(element);
context.SaveChanges();
return element.GetViewModel;
}
return null;
}
}
}

171
ComputersShop/ComputersShopDatabaseImplements/Migrations/20240308192454_InitialCreate.Designer.cs generated Normal file
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@ -0,0 +1,171 @@
// <auto-generated />
using System;
using ComputersShopDatabaseImplements;
using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.Infrastructure;
using Microsoft.EntityFrameworkCore.Metadata;
using Microsoft.EntityFrameworkCore.Migrations;
using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
#nullable disable
namespace ComputersShopDatabaseImplements.Migrations
{
[DbContext(typeof(ComputersShopDatabase))]
[Migration("20240308192454_InitialCreate")]
partial class InitialCreate
{
/// <inheritdoc />
protected override void BuildTargetModel(ModelBuilder modelBuilder)
{
#pragma warning disable 612, 618
modelBuilder
.HasAnnotation("ProductVersion", "7.0.16")
.HasAnnotation("Relational:MaxIdentifierLength", 128);
SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
modelBuilder.Entity("ComputersShopDatabaseImplements.Models.Component", b =>
{
b.Property<int>("Id")
.ValueGeneratedOnAdd()
.HasColumnType("int");
SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
b.Property<string>("ComponentName")
.IsRequired()
.HasColumnType("nvarchar(max)");
b.Property<double>("Cost")
.HasColumnType("float");
b.HasKey("Id");
b.ToTable("Components");
});
modelBuilder.Entity("ComputersShopDatabaseImplements.Models.Computer", b =>
{
b.Property<int>("Id")
.ValueGeneratedOnAdd()
.HasColumnType("int");
SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
b.Property<string>("ComputerName")
.IsRequired()
.HasColumnType("nvarchar(max)");
b.Property<double>("Price")
.HasColumnType("float");
b.HasKey("Id");
b.ToTable("Computers");
});
modelBuilder.Entity("ComputersShopDatabaseImplements.Models.ComputerComponent", b =>
{
b.Property<int>("Id")
.ValueGeneratedOnAdd()
.HasColumnType("int");
SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
b.Property<int>("ComponentId")
.HasColumnType("int");
b.Property<int>("ComputerId")
.HasColumnType("int");
b.Property<int>("Count")
.HasColumnType("int");
b.HasKey("Id");
b.HasIndex("ComponentId");
b.HasIndex("ComputerId");
b.ToTable("ComputerComponents");
});
modelBuilder.Entity("ComputersShopDatabaseImplements.Models.Order", b =>
{
b.Property<int>("Id")
.ValueGeneratedOnAdd()
.HasColumnType("int");
SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
b.Property<int>("ComputerId")
.HasColumnType("int");
b.Property<int>("Count")
.HasColumnType("int");
b.Property<DateTime>("DateCreate")
.HasColumnType("datetime2");
b.Property<DateTime?>("DateImplement")
.HasColumnType("datetime2");
b.Property<int>("Status")
.HasColumnType("int");
b.Property<double>("Sum")
.HasColumnType("float");
b.HasKey("Id");
b.HasIndex("ComputerId");
b.ToTable("Orders");
});
modelBuilder.Entity("ComputersShopDatabaseImplements.Models.ComputerComponent", b =>
{
b.HasOne("ComputersShopDatabaseImplements.Models.Component", "Component")
.WithMany("ComputerComponents")
.HasForeignKey("ComponentId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.HasOne("ComputersShopDatabaseImplements.Models.Computer", "Computer")
.WithMany("Components")
.HasForeignKey("ComputerId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.Navigation("Component");
b.Navigation("Computer");
});
modelBuilder.Entity("ComputersShopDatabaseImplements.Models.Order", b =>
{
b.HasOne("ComputersShopDatabaseImplements.Models.Computer", "Computer")
.WithMany("Orders")
.HasForeignKey("ComputerId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.Navigation("Computer");
});
modelBuilder.Entity("ComputersShopDatabaseImplements.Models.Component", b =>
{
b.Navigation("ComputerComponents");
});
modelBuilder.Entity("ComputersShopDatabaseImplements.Models.Computer", b =>
{
b.Navigation("Components");
b.Navigation("Orders");
});
#pragma warning restore 612, 618
}
}
}

125
ComputersShop/ComputersShopDatabaseImplements/Migrations/20240308192454_InitialCreate.cs Normal file
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@ -0,0 +1,125 @@
using System;
using Microsoft.EntityFrameworkCore.Migrations;
#nullable disable
namespace ComputersShopDatabaseImplements.Migrations
{
/// <inheritdoc />
public partial class InitialCreate : Migration
{
/// <inheritdoc />
protected override void Up(MigrationBuilder migrationBuilder)
{
migrationBuilder.CreateTable(
name: "Components",
columns: table => new
{
Id = table.Column<int>(type: "int", nullable: false)
.Annotation("SqlServer:Identity", "1, 1"),
ComponentName = table.Column<string>(type: "nvarchar(max)", nullable: false),
Cost = table.Column<double>(type: "float", nullable: false)
},
constraints: table =>
{
table.PrimaryKey("PK_Components", x => x.Id);
});
migrationBuilder.CreateTable(
name: "Computers",
columns: table => new
{
Id = table.Column<int>(type: "int", nullable: false)
.Annotation("SqlServer:Identity", "1, 1"),
ComputerName = table.Column<string>(type: "nvarchar(max)", nullable: false),
Price = table.Column<double>(type: "float", nullable: false)
},
constraints: table =>
{
table.PrimaryKey("PK_Computers", x => x.Id);
});
migrationBuilder.CreateTable(
name: "ComputerComponents",
columns: table => new
{
Id = table.Column<int>(type: "int", nullable: false)
.Annotation("SqlServer:Identity", "1, 1"),
ComputerId = table.Column<int>(type: "int", nullable: false),
ComponentId = table.Column<int>(type: "int", nullable: false),
Count = table.Column<int>(type: "int", nullable: false)
},
constraints: table =>
{
table.PrimaryKey("PK_ComputerComponents", x => x.Id);
table.ForeignKey(
name: "FK_ComputerComponents_Components_ComponentId",
column: x => x.ComponentId,
principalTable: "Components",
principalColumn: "Id",
onDelete: ReferentialAction.Cascade);
table.ForeignKey(
name: "FK_ComputerComponents_Computers_ComputerId",
column: x => x.ComputerId,
principalTable: "Computers",
principalColumn: "Id",
onDelete: ReferentialAction.Cascade);
});
migrationBuilder.CreateTable(
name: "Orders",
columns: table => new
{
Id = table.Column<int>(type: "int", nullable: false)
.Annotation("SqlServer:Identity", "1, 1"),
ComputerId = table.Column<int>(type: "int", nullable: false),
Count = table.Column<int>(type: "int", nullable: false),
Sum = table.Column<double>(type: "float", nullable: false),
Status = table.Column<int>(type: "int", nullable: false),
DateCreate = table.Column<DateTime>(type: "datetime2", nullable: false),
DateImplement = table.Column<DateTime>(type: "datetime2", nullable: true)
},
constraints: table =>
{
table.PrimaryKey("PK_Orders", x => x.Id);
table.ForeignKey(
name: "FK_Orders_Computers_ComputerId",
column: x => x.ComputerId,
principalTable: "Computers",
principalColumn: "Id",
onDelete: ReferentialAction.Cascade);
});
migrationBuilder.CreateIndex(
name: "IX_ComputerComponents_ComponentId",
table: "ComputerComponents",
column: "ComponentId");
migrationBuilder.CreateIndex(
name: "IX_ComputerComponents_ComputerId",
table: "ComputerComponents",
column: "ComputerId");
migrationBuilder.CreateIndex(
name: "IX_Orders_ComputerId",
table: "Orders",
column: "ComputerId");
}
/// <inheritdoc />
protected override void Down(MigrationBuilder migrationBuilder)
{
migrationBuilder.DropTable(
name: "ComputerComponents");
migrationBuilder.DropTable(
name: "Orders");
migrationBuilder.DropTable(
name: "Components");
migrationBuilder.DropTable(
name: "Computers");
}
}
}

168
ComputersShop/ComputersShopDatabaseImplements/Migrations/ComputersShopDatabaseModelSnapshot.cs Normal file
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@ -0,0 +1,168 @@
// <auto-generated />
using System;
using ComputersShopDatabaseImplements;
using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.Infrastructure;
using Microsoft.EntityFrameworkCore.Metadata;
using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
#nullable disable
namespace ComputersShopDatabaseImplements.Migrations
{
[DbContext(typeof(ComputersShopDatabase))]
partial class ComputersShopDatabaseModelSnapshot : ModelSnapshot
{
protected override void BuildModel(ModelBuilder modelBuilder)
{
#pragma warning disable 612, 618
modelBuilder
.HasAnnotation("ProductVersion", "7.0.16")
.HasAnnotation("Relational:MaxIdentifierLength", 128);
SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
modelBuilder.Entity("ComputersShopDatabaseImplements.Models.Component", b =>
{
b.Property<int>("Id")
.ValueGeneratedOnAdd()
.HasColumnType("int");
SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
b.Property<string>("ComponentName")
.IsRequired()
.HasColumnType("nvarchar(max)");
b.Property<double>("Cost")
.HasColumnType("float");
b.HasKey("Id");
b.ToTable("Components");
});
modelBuilder.Entity("ComputersShopDatabaseImplements.Models.Computer", b =>
{
b.Property<int>("Id")
.ValueGeneratedOnAdd()
.HasColumnType("int");
SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
b.Property<string>("ComputerName")
.IsRequired()
.HasColumnType("nvarchar(max)");
b.Property<double>("Price")
.HasColumnType("float");
b.HasKey("Id");
b.ToTable("Computers");
});
modelBuilder.Entity("ComputersShopDatabaseImplements.Models.ComputerComponent", b =>
{
b.Property<int>("Id")
.ValueGeneratedOnAdd()
.HasColumnType("int");
SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
b.Property<int>("ComponentId")
.HasColumnType("int");
b.Property<int>("ComputerId")
.HasColumnType("int");
b.Property<int>("Count")
.HasColumnType("int");
b.HasKey("Id");
b.HasIndex("ComponentId");
b.HasIndex("ComputerId");
b.ToTable("ComputerComponents");
});
modelBuilder.Entity("ComputersShopDatabaseImplements.Models.Order", b =>
{
b.Property<int>("Id")
.ValueGeneratedOnAdd()
.HasColumnType("int");
SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
b.Property<int>("ComputerId")
.HasColumnType("int");
b.Property<int>("Count")
.HasColumnType("int");
b.Property<DateTime>("DateCreate")
.HasColumnType("datetime2");
b.Property<DateTime?>("DateImplement")
.HasColumnType("datetime2");
b.Property<int>("Status")
.HasColumnType("int");
b.Property<double>("Sum")
.HasColumnType("float");
b.HasKey("Id");
b.HasIndex("ComputerId");
b.ToTable("Orders");
});
modelBuilder.Entity("ComputersShopDatabaseImplements.Models.ComputerComponent", b =>
{
b.HasOne("ComputersShopDatabaseImplements.Models.Component", "Component")
.WithMany("ComputerComponents")
.HasForeignKey("ComponentId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.HasOne("ComputersShopDatabaseImplements.Models.Computer", "Computer")
.WithMany("Components")
.HasForeignKey("ComputerId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.Navigation("Component");
b.Navigation("Computer");
});
modelBuilder.Entity("ComputersShopDatabaseImplements.Models.Order", b =>
{
b.HasOne("ComputersShopDatabaseImplements.Models.Computer", "Computer")
.WithMany("Orders")
.HasForeignKey("ComputerId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.Navigation("Computer");
});
modelBuilder.Entity("ComputersShopDatabaseImplements.Models.Component", b =>
{
b.Navigation("ComputerComponents");
});
modelBuilder.Entity("ComputersShopDatabaseImplements.Models.Computer", b =>
{
b.Navigation("Components");
b.Navigation("Orders");
});
#pragma warning restore 612, 618
}
}
}

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ComputersShop/ComputersShopDatabaseImplements/Models/Component.cs Normal file
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using ComputersShopContracts.BindingModels;
using ComputersShopContracts.ViewModels;
using ComputersShopDataModels.Models;
using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;
namespace ComputersShopDatabaseImplements.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<ComputerComponent> ComputerComponents { 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
};
}
}

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using ComputersShopDataModels.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;
using ComputersShopContracts.BindingModels;
using ComputersShopContracts.ViewModels;
namespace ComputersShopDatabaseImplements.Models
{
public class Computer: IComputerModel
{
public int Id { get; set; }
[Required]
public string ComputerName { get; set; } = string.Empty;
[Required]
public double Price { get; set; }
private Dictionary<int, (IComponentModel, int)>? _computerComponents = null;
[NotMapped]
public Dictionary<int, (IComponentModel, int)> ComputerComponents
{
get
{
if (_computerComponents == null)
{
_computerComponents = Components.ToDictionary(recPC => recPC.ComponentId, recPC =>
(recPC.Component as IComponentModel, recPC.Count));
}
return _computerComponents;
}
}
[ForeignKey("ComputerId")]
public virtual List<ComputerComponent> Components { get; set; } = new();
[ForeignKey("ComputerId")]
public virtual List<Order> Orders { get; set; } = new();
public static Computer Create(ComputersShopDatabase context, ComputerBindingModel model)
{
return new Computer()
{
Id = model.Id,
ComputerName = model.ComputerName,
Price = model.Price,
Components = model.ComputerComponents.Select(x => new ComputerComponent
{
Component = context.Components.First(y => y.Id == x.Key),
Count = x.Value.Item2
}).ToList()
};
}
public void Update(ComputerBindingModel model)
{
ComputerName = model.ComputerName;
Price = model.Price;
}
public ComputerViewModel GetViewModel => new()
{
Id = Id,
ComputerName = ComputerName,
Price = Price,
ComputerComponents = ComputerComponents
};
public void UpdateComponents(ComputersShopDatabase context, ComputerBindingModel model)
{
var computerComponents = context.ComputerComponents.Where(rec => rec.ComputerId == model.Id).ToList();
if (computerComponents != null && computerComponents.Count > 0)
{ // удалили те, которых нет в модели
context.ComputerComponents.RemoveRange(computerComponents.Where(rec => !model.ComputerComponents.ContainsKey(rec.ComponentId)));
context.SaveChanges();
// обновили количество у существующих записей
foreach (var updateComponent in computerComponents)
{
updateComponent.Count = model.ComputerComponents[updateComponent.ComponentId].Item2;
model.ComputerComponents.Remove(updateComponent.ComponentId);
}
context.SaveChanges();
}
var computer = context.Computers.First(x => x.Id == Id);
foreach (var pc in model.ComputerComponents)
{
context.ComputerComponents.Add(new ComputerComponent
{
Computer = computer,
Component = context.Components.First(x => x.Id == pc.Key),
Count = pc.Value.Item2
});
context.SaveChanges();
}
_computerComponents = null;
}
}
}

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ComputersShop/ComputersShopDatabaseImplements/Models/ComputerComponent.cs Normal file
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using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace ComputersShopDatabaseImplements.Models
{
public class ComputerComponent
{
public int Id { get; set; }
[Required]
public int ComputerId { get; set; }
[Required]
public int ComponentId { get; set; }
[Required]
public int Count { get; set; }
public virtual Component Component { get; set; } = new();
public virtual Computer Computer { get; set; } = new();
}
}

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using ComputersShopContracts.BindingModels;
using ComputersShopContracts.ViewModels;
using ComputersShopDataModels.Enums;
using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Runtime.ConstrainedExecution;
using System.Text;
using System.Threading.Tasks;
namespace ComputersShopDatabaseImplements.Models
{
public class Order
{
public int Id { get; private set; }
[Required]
public int ComputerId { get; private set; }
[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 virtual Computer Computer { get; private set; }
public static Order? Create(OrderBindingModel? model)
{
if (model == null)
{
return null;
}
return new Order
{
ComputerId = model.ComputerId,
Count = model.Count,
Sum = model.Sum,
Status = model.Status,
DateCreate = model.DateCreate,
DateImplement = model.DateImplement,
Id = model.Id,
};
}
public void Update(OrderBindingModel? model)
{
if (model == null)
{
return;
}
Status = model.Status;
DateImplement = model.DateImplement;
}
public OrderViewModel GetViewModel => new()
{
ComputerId = ComputerId,
Count = Count,
Sum = Sum,
DateCreate = DateCreate,
DateImplement = DateImplement,
Id = Id,
Status = Status,
ComputerName = Computer.ComputerName
};
}
}