3 лабораторная работа

This commit is contained in:
kagbie3nn@mail.ru 2024-04-26 20:31:53 +04:00
parent 4f4215236d
commit b7e8a62760
32 changed files with 1144 additions and 46 deletions

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@ -15,6 +15,8 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ComputersShopListImplement"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ComputersShopFileImplement", "ComputersShopFileImplement\ComputersShopFileImplement.csproj", "{E6E9ED14-BE04-46E4-AE5A-C9672B606616}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ComputersShopDatabaseImplement", "ComputersShopDatabaseImplement\ComputersShopDatabaseImplement.csproj", "{D2C7A8C8-06D0-45E3-A562-AE8A5AF6A452}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Any CPU = Debug|Any CPU
@ -45,6 +47,10 @@ Global
{E6E9ED14-BE04-46E4-AE5A-C9672B606616}.Debug|Any CPU.Build.0 = Debug|Any CPU
{E6E9ED14-BE04-46E4-AE5A-C9672B606616}.Release|Any CPU.ActiveCfg = Release|Any CPU
{E6E9ED14-BE04-46E4-AE5A-C9672B606616}.Release|Any CPU.Build.0 = Release|Any CPU
{D2C7A8C8-06D0-45E3-A562-AE8A5AF6A452}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{D2C7A8C8-06D0-45E3-A562-AE8A5AF6A452}.Debug|Any CPU.Build.0 = Debug|Any CPU
{D2C7A8C8-06D0-45E3-A562-AE8A5AF6A452}.Release|Any CPU.ActiveCfg = Release|Any CPU
{D2C7A8C8-06D0-45E3-A562-AE8A5AF6A452}.Release|Any CPU.Build.0 = Release|Any CPU
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE

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@ -1,7 +1,7 @@
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>net7.0</TargetFramework>
<TargetFramework>net6.0</TargetFramework>
<Nullable>enable</Nullable>
</PropertyGroup>

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@ -1,5 +1,6 @@
using ComputersShopContracts.BindingModels;
using ComputersShopContracts.SearchModels;
using ComputersShopContracts.ViewModels;
using System;
using System.Collections.Generic;
using System.Linq;
@ -10,7 +11,7 @@ namespace ComputersShopContracts.BusinessLogicsContracts
{
public interface IOrderLogic
{
List<OrderSearchModel>? ReadList(OrderSearchModel? model);
List<OrderViewModel>? ReadList(OrderSearchModel? model);
bool CreateOrder(OrderBindingModel model);
bool TakeOrderInWork(OrderBindingModel model);
bool FinishOrder(OrderBindingModel model);

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@ -1,7 +1,7 @@
<Project Sdk="Microsoft.NET.Sdk">
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>net7.0</TargetFramework>
<TargetFramework>net6.0</TargetFramework>
<Nullable>enable</Nullable>
<ImplicitUsings>enable</ImplicitUsings>
</PropertyGroup>

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@ -1,7 +1,7 @@
<Project Sdk="Microsoft.NET.Sdk">
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>net7.0-windows</TargetFramework>
<TargetFramework>net6.0</TargetFramework>
<Nullable>enable</Nullable>
<ImplicitUsings>enable</ImplicitUsings>
</PropertyGroup>

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@ -0,0 +1,27 @@
using ComputersShopDatabaseImplement.Models;
using Microsoft.EntityFrameworkCore;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace ComputersShopDatabaseImplement
{
public class ComputersShopDatabase : DbContext
{
protected override void OnConfiguring(DbContextOptionsBuilder
optionsBuilder)
{
if (optionsBuilder.IsConfigured == false)
{
optionsBuilder.UseSqlServer(@"Data Source=.\SQLEXPRESS;Initial Catalog=ComputersShopDatabase;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; }
}
}

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@ -0,0 +1,22 @@
<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="..\ComputersShopContracts\ComputersShopContracts.csproj" />
</ItemGroup>
</Project>

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@ -0,0 +1,84 @@
using ComputersShopContracts;
using ComputersShopContracts.SearchModels;
using ComputersShopContracts.StoragesContracts;
using ComputersShopContracts.ViewModels;
using ComputersShopDatabaseImplement.Models;
namespace ComputersShopDatabaseImplement.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> GetFilteredList(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;
}
}
}

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@ -0,0 +1,106 @@
using ComputersShopContracts.BindingModels;
using ComputersShopContracts.SearchModels;
using ComputersShopContracts.StoragesContracts;
using ComputersShopContracts.ViewModels;
using ComputersShopDatabaseImplement.Models;
using Microsoft.EntityFrameworkCore;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace ComputersShopDatabaseImplement.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> GetFilteredList(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 product = context.Computers.FirstOrDefault(rec =>
rec.Id == model.Id);
if (product == null)
{
return null;
}
product.Update(model);
context.SaveChanges();
product.UpdateComponents(context, model);
transaction.Commit();
return product.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;
}
}
}

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@ -0,0 +1,85 @@
using ComputersShopContracts.BindingModels;
using ComputersShopContracts.SearchModels;
using ComputersShopContracts.StoragesContracts;
using ComputersShopContracts.ViewModels;
using ComputersShopDatabaseImplement.Models;
using Microsoft.EntityFrameworkCore;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace ComputersShopDatabaseImplement.Implements
{
public class OrderStorage : IOrderStorage
{
public List<OrderViewModel> GetFullList()
{
using var context = new ComputersShopDatabase();
return context.Orders.Include(x => x.Computer).Select(x => x.GetViewModel).ToList();
}
public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
{
if (!model.Id.HasValue)
{
return new();
}
using var context = new ComputersShopDatabase();
return context.Orders.Include(x => x.Computer).Where(x => x.Id == model.Id).Select(x => x.GetViewModel).ToList();
}
public OrderViewModel? GetElement(OrderSearchModel model)
{
if (!model.Id.HasValue)
{
return new();
}
using var context = new ComputersShopDatabase();
return context.Orders.Include(x => x.Computer).FirstOrDefault(x => x.Id == model.Id)?.GetViewModel;
}
public OrderViewModel? Insert(OrderBindingModel model)
{
var newOrder = Order.Create(model);
if (newOrder == null)
{
return null;
}
using var context = new ComputersShopDatabase();
if (model == null)
return null;
context.Orders.Add(newOrder);
context.SaveChanges();
return newOrder.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 order.GetViewModel;
}
public OrderViewModel? Delete(OrderBindingModel model)
{
using var context = new ComputersShopDatabase();
var order = context.Orders.FirstOrDefault(rec => rec.Id == model.Id);
if (order != null)
{
context.Orders.Remove(order);
context.SaveChanges();
return order.GetViewModel;
}
return null;
}
}
}

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@ -0,0 +1,171 @@
// <auto-generated />
using System;
using ComputersShopDatabaseImplement;
using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.Infrastructure;
using Microsoft.EntityFrameworkCore.Metadata;
using Microsoft.EntityFrameworkCore.Migrations;
using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
#nullable disable
namespace ComputersShopDatabaseImplement.Migrations
{
[DbContext(typeof(ComputersShopDatabase))]
[Migration("20240426163119_InitialCreate")]
partial class InitialCreate
{
/// <inheritdoc />
protected override void BuildTargetModel(ModelBuilder modelBuilder)
{
#pragma warning disable 612, 618
modelBuilder
.HasAnnotation("ProductVersion", "7.0.3")
.HasAnnotation("Relational:MaxIdentifierLength", 128);
SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
modelBuilder.Entity("ComputersShopDatabaseImplement.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("ComputersShopDatabaseImplement.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("ComputersShopDatabaseImplement.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("ComputersShopDatabaseImplement.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("ComputersShopDatabaseImplement.Models.ComputerComponent", b =>
{
b.HasOne("ComputersShopDatabaseImplement.Models.Component", "Component")
.WithMany("ComputerComponents")
.HasForeignKey("ComponentId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.HasOne("ComputersShopDatabaseImplement.Models.Computer", "Computer")
.WithMany("Components")
.HasForeignKey("ComputerId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.Navigation("Component");
b.Navigation("Computer");
});
modelBuilder.Entity("ComputersShopDatabaseImplement.Models.Order", b =>
{
b.HasOne("ComputersShopDatabaseImplement.Models.Computer", "Computer")
.WithMany("Orders")
.HasForeignKey("ComputerId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.Navigation("Computer");
});
modelBuilder.Entity("ComputersShopDatabaseImplement.Models.Component", b =>
{
b.Navigation("ComputerComponents");
});
modelBuilder.Entity("ComputersShopDatabaseImplement.Models.Computer", b =>
{
b.Navigation("Components");
b.Navigation("Orders");
});
#pragma warning restore 612, 618
}
}
}

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@ -0,0 +1,125 @@
using System;
using Microsoft.EntityFrameworkCore.Migrations;
#nullable disable
namespace ComputersShopDatabaseImplement.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");
}
}
}

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@ -0,0 +1,168 @@
// <auto-generated />
using System;
using ComputersShopDatabaseImplement;
using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.Infrastructure;
using Microsoft.EntityFrameworkCore.Metadata;
using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
#nullable disable
namespace ComputersShopDatabaseImplement.Migrations
{
[DbContext(typeof(ComputersShopDatabase))]
partial class ComputersShopDatabaseModelSnapshot : ModelSnapshot
{
protected override void BuildModel(ModelBuilder modelBuilder)
{
#pragma warning disable 612, 618
modelBuilder
.HasAnnotation("ProductVersion", "7.0.3")
.HasAnnotation("Relational:MaxIdentifierLength", 128);
SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
modelBuilder.Entity("ComputersShopDatabaseImplement.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("ComputersShopDatabaseImplement.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("ComputersShopDatabaseImplement.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("ComputersShopDatabaseImplement.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("ComputersShopDatabaseImplement.Models.ComputerComponent", b =>
{
b.HasOne("ComputersShopDatabaseImplement.Models.Component", "Component")
.WithMany("ComputerComponents")
.HasForeignKey("ComponentId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.HasOne("ComputersShopDatabaseImplement.Models.Computer", "Computer")
.WithMany("Components")
.HasForeignKey("ComputerId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.Navigation("Component");
b.Navigation("Computer");
});
modelBuilder.Entity("ComputersShopDatabaseImplement.Models.Order", b =>
{
b.HasOne("ComputersShopDatabaseImplement.Models.Computer", "Computer")
.WithMany("Orders")
.HasForeignKey("ComputerId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.Navigation("Computer");
});
modelBuilder.Entity("ComputersShopDatabaseImplement.Models.Component", b =>
{
b.Navigation("ComputerComponents");
});
modelBuilder.Entity("ComputersShopDatabaseImplement.Models.Computer", b =>
{
b.Navigation("Components");
b.Navigation("Orders");
});
#pragma warning restore 612, 618
}
}
}

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@ -0,0 +1,62 @@
using ComputersShopContracts.ViewModels;
using ComputersShopContracts;
using ComputersShopDataModels.Models;
using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations.Schema;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace ComputersShopDatabaseImplement.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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@ -0,0 +1,102 @@
using ComputersShopContracts.BindingModels;
using ComputersShopContracts.ViewModels;
using ComputersShopDataModels.Models;
using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations.Schema;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace ComputersShopDatabaseImplement.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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@ -0,0 +1,22 @@
using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace ComputersShopDatabaseImplement.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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@ -0,0 +1,78 @@
using ComputersShopContracts.BindingModels;
using ComputersShopContracts.ViewModels;
using ComputersShopDataModels.Enums;
using ComputersShopDataModels.Models;
using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace ComputersShopDatabaseImplement.Models
{
public class Order : IOrderModel
{
public int Id { get; private set; }
[Required]
public int ComputerId { get; private set; }
public virtual Computer Computer { get; set; } = new();
[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,
ComputerId = model.ComputerId,
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,
ComputerId = ComputerId,
ComputerName = Computer.ComputerName,
Count = Count,
Sum = Sum,
Status = Status,
DateCreate = DateCreate,
DateImplement = DateImplement,
};
}
}

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@ -1,7 +1,7 @@
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>net7.0</TargetFramework>
<TargetFramework>net6.0</TargetFramework>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>enable</Nullable>
</PropertyGroup>

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@ -1,4 +1,7 @@
namespace ComputersShopFileImplement
using ComputersShopFileImplement.Models;
using System.Xml.Linq;
namespace ComputersShopFileImplement
{
public class DataFileSingleton
{

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@ -1,4 +1,9 @@
using System;
using ComputersShopContracts;
using ComputersShopContracts.SearchModels;
using ComputersShopContracts.StoragesContracts;
using ComputersShopContracts.ViewModels;
using ComputersShopFileImplement.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

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@ -1,4 +1,9 @@
using System;
using ComputersShopContracts.BindingModels;
using ComputersShopContracts.SearchModels;
using ComputersShopContracts.StoragesContracts;
using ComputersShopContracts.ViewModels;
using ComputersShopFileImplement.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

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@ -1,4 +1,9 @@
using System;
using ComputersShopContracts.BindingModels;
using ComputersShopContracts.SearchModels;
using ComputersShopContracts.StoragesContracts;
using ComputersShopContracts.ViewModels;
using ComputersShopFileImplement.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

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@ -1,4 +1,7 @@
using System;
using ComputersShopContracts;
using ComputersShopContracts.ViewModels;
using ComputersShopDataModels.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

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@ -1,4 +1,7 @@
using System;
using ComputersShopContracts.BindingModels;
using ComputersShopContracts.ViewModels;
using ComputersShopDataModels.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

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@ -1,4 +1,8 @@
using System;
using ComputersShopContracts.BindingModels;
using ComputersShopContracts.ViewModels;
using ComputersShopDataModels.Enums;
using ComputersShopDataModels.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

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@ -1,14 +1,13 @@
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>net7.0-windows</TargetFramework>
<TargetFramework>net6.0</TargetFramework>
<Nullable>enable</Nullable>
<ImplicitUsings>enable</ImplicitUsings>
</PropertyGroup>
<ItemGroup>
<ProjectReference Include="..\ComputersShopContracts\ComputersShopContracts.csproj" />
<ProjectReference Include="..\ComputersShopDataModels\ComputersShopDataModels.csproj" />
</ItemGroup>
</Project>

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@ -1,4 +1,7 @@
using System;
using ComputersShopContracts.BindingModels;
using ComputersShopContracts.ViewModels;
using ComputersShopDataModels.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

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@ -1,4 +1,8 @@
using System;
using ComputersShopContracts.BindingModels;
using ComputersShopContracts.ViewModels;
using ComputersShopDataModels.Enums;
using ComputersShopDataModels.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

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@ -2,13 +2,17 @@
<PropertyGroup>
<OutputType>WinExe</OutputType>
<TargetFramework>net7.0-windows</TargetFramework>
<TargetFramework>net6.0-windows</TargetFramework>
<Nullable>enable</Nullable>
<UseWindowsForms>true</UseWindowsForms>
<ImplicitUsings>enable</ImplicitUsings>
</PropertyGroup>
<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.Configuration.Abstractions" Version="8.0.0" />
<PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="8.0.1" />
<PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="8.0.1" />
@ -18,6 +22,7 @@
<ItemGroup>
<ProjectReference Include="..\ComputersShopBusinessLogic\ComputersShopBusinessLogic.csproj" />
<ProjectReference Include="..\ComputersShopContracts\ComputersShopContracts.csproj" />
<ProjectReference Include="..\ComputersShopDatabaseImplement\ComputersShopDatabaseImplement.csproj" />
<ProjectReference Include="..\ComputersShopFileImplement\ComputersShopFileImplement.csproj" />
<ProjectReference Include="..\ComputersShopListImplement\ComputersShopListImplement.csproj" />
</ItemGroup>

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@ -101,7 +101,7 @@
Controls.Add(label2);
Controls.Add(label1);
Name = "FormComputerComponent";
Text = "FormComputerComponent";
Text = "Компоненты изделия";
ResumeLayout(false);
PerformLayout();
}

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@ -96,7 +96,7 @@
Controls.Add(buttonAdd);
Controls.Add(dataGridView);
Name = "FormComputers";
Text = "Computers";
Text = "Изделия";
Load += FormComputers_Load;
((System.ComponentModel.ISupportInitialize)dataGridView).EndInit();
ResumeLayout(false);