From 62385faa76def4caed9f69d07ddb0821c8c8dfa5 Mon Sep 17 00:00:00 2001
From: Manuel Thalmann <m@nuth.ch>
Date: Thu, 6 Jun 2024 21:09:24 +0200
Subject: [PATCH] Create an EF project in .NET Core
---
.../EntityFramework/EFCore/BloggingContext.cs | 38 +++++++++
.../Lab9/EntityFramework/EFCore/EFCore.csproj | 18 ++++
.../20240606190606_InitialCreate.Designer.cs | 85 +++++++++++++++++++
.../20240606190606_InitialCreate.cs | 63 ++++++++++++++
.../BloggingContextModelSnapshot.cs | 82 ++++++++++++++++++
Tasks/Lab9/EntityFramework/EFCore/Program.cs | 12 +++
.../Lab9/EntityFramework/EntityFramework.sln | 6 ++
7 files changed, 304 insertions(+)
create mode 100644 Tasks/Lab9/EntityFramework/EFCore/BloggingContext.cs
create mode 100644 Tasks/Lab9/EntityFramework/EFCore/EFCore.csproj
create mode 100644 Tasks/Lab9/EntityFramework/EFCore/Migrations/20240606190606_InitialCreate.Designer.cs
create mode 100644 Tasks/Lab9/EntityFramework/EFCore/Migrations/20240606190606_InitialCreate.cs
create mode 100644 Tasks/Lab9/EntityFramework/EFCore/Migrations/BloggingContextModelSnapshot.cs
create mode 100644 Tasks/Lab9/EntityFramework/EFCore/Program.cs
diff --git a/Tasks/Lab9/EntityFramework/EFCore/BloggingContext.cs b/Tasks/Lab9/EntityFramework/EFCore/BloggingContext.cs
new file mode 100644
index 0000000..79128a0
--- /dev/null
+++ b/Tasks/Lab9/EntityFramework/EFCore/BloggingContext.cs
@@ -0,0 +1,38 @@
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace EFCore
+{
+ public class BloggingContext : DbContext
+ {
+ DbSet<MealType> MealTypes { get; set; }
+ public DbSet<Meal> Meals { get; set; }
+
+ protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
+ {
+ base.OnConfiguring(optionsBuilder);
+ optionsBuilder.UseSqlServer(@"Server=(local);initial catalog=FlughafenDB;integrated security=true;Trusted_Connection=True;TrustServerCertificate=True");
+ }
+ }
+
+ public class MealType
+ {
+ public int MealTypeId { get; set; }
+ public string? Description { get; set; }
+ public List<Meal> Meals { get; } = new();
+ }
+
+ public class Meal
+ {
+ public int MealId { get; set; }
+ public string? MealName { get; set; }
+ public string? MealDescription { get; set; }
+
+ public int MealTypeId { get; set; }
+ public MealType? MealType { get; set; }
+ }
+}
diff --git a/Tasks/Lab9/EntityFramework/EFCore/EFCore.csproj b/Tasks/Lab9/EntityFramework/EFCore/EFCore.csproj
new file mode 100644
index 0000000..fb9c185
--- /dev/null
+++ b/Tasks/Lab9/EntityFramework/EFCore/EFCore.csproj
@@ -0,0 +1,18 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+ <PropertyGroup>
+ <OutputType>Exe</OutputType>
+ <TargetFramework>net8.0</TargetFramework>
+ <ImplicitUsings>enable</ImplicitUsings>
+ <Nullable>enable</Nullable>
+ </PropertyGroup>
+
+ <ItemGroup>
+ <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="8.0.6" />
+ <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="8.0.6">
+ <PrivateAssets>all</PrivateAssets>
+ <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+ </PackageReference>
+ </ItemGroup>
+
+</Project>
diff --git a/Tasks/Lab9/EntityFramework/EFCore/Migrations/20240606190606_InitialCreate.Designer.cs b/Tasks/Lab9/EntityFramework/EFCore/Migrations/20240606190606_InitialCreate.Designer.cs
new file mode 100644
index 0000000..a13886e
--- /dev/null
+++ b/Tasks/Lab9/EntityFramework/EFCore/Migrations/20240606190606_InitialCreate.Designer.cs
@@ -0,0 +1,85 @@
+// <auto-generated />
+using EFCore;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace EFCore.Migrations
+{
+ [DbContext(typeof(BloggingContext))]
+ [Migration("20240606190606_InitialCreate")]
+ partial class InitialCreate
+ {
+ /// <inheritdoc />
+ protected override void BuildTargetModel(ModelBuilder modelBuilder)
+ {
+#pragma warning disable 612, 618
+ modelBuilder
+ .HasAnnotation("ProductVersion", "8.0.6")
+ .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+ SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+ modelBuilder.Entity("EFCore.Meal", b =>
+ {
+ b.Property<int>("MealId")
+ .ValueGeneratedOnAdd()
+ .HasColumnType("int");
+
+ SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("MealId"));
+
+ b.Property<string>("MealDescription")
+ .HasColumnType("nvarchar(max)");
+
+ b.Property<string>("MealName")
+ .HasColumnType("nvarchar(max)");
+
+ b.Property<int>("MealTypeId")
+ .HasColumnType("int");
+
+ b.HasKey("MealId");
+
+ b.HasIndex("MealTypeId");
+
+ b.ToTable("Meals");
+ });
+
+ modelBuilder.Entity("EFCore.MealType", b =>
+ {
+ b.Property<int>("MealTypeId")
+ .ValueGeneratedOnAdd()
+ .HasColumnType("int");
+
+ SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("MealTypeId"));
+
+ b.Property<string>("Description")
+ .HasColumnType("nvarchar(max)");
+
+ b.HasKey("MealTypeId");
+
+ b.ToTable("MealTypes");
+ });
+
+ modelBuilder.Entity("EFCore.Meal", b =>
+ {
+ b.HasOne("EFCore.MealType", "MealType")
+ .WithMany("Meals")
+ .HasForeignKey("MealTypeId")
+ .OnDelete(DeleteBehavior.Cascade)
+ .IsRequired();
+
+ b.Navigation("MealType");
+ });
+
+ modelBuilder.Entity("EFCore.MealType", b =>
+ {
+ b.Navigation("Meals");
+ });
+#pragma warning restore 612, 618
+ }
+ }
+}
diff --git a/Tasks/Lab9/EntityFramework/EFCore/Migrations/20240606190606_InitialCreate.cs b/Tasks/Lab9/EntityFramework/EFCore/Migrations/20240606190606_InitialCreate.cs
new file mode 100644
index 0000000..a781680
--- /dev/null
+++ b/Tasks/Lab9/EntityFramework/EFCore/Migrations/20240606190606_InitialCreate.cs
@@ -0,0 +1,63 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace EFCore.Migrations
+{
+ /// <inheritdoc />
+ public partial class InitialCreate : Migration
+ {
+ /// <inheritdoc />
+ protected override void Up(MigrationBuilder migrationBuilder)
+ {
+ migrationBuilder.CreateTable(
+ name: "MealTypes",
+ columns: table => new
+ {
+ MealTypeId = table.Column<int>(type: "int", nullable: false)
+ .Annotation("SqlServer:Identity", "1, 1"),
+ Description = table.Column<string>(type: "nvarchar(max)", nullable: true)
+ },
+ constraints: table =>
+ {
+ table.PrimaryKey("PK_MealTypes", x => x.MealTypeId);
+ });
+
+ migrationBuilder.CreateTable(
+ name: "Meals",
+ columns: table => new
+ {
+ MealId = table.Column<int>(type: "int", nullable: false)
+ .Annotation("SqlServer:Identity", "1, 1"),
+ MealName = table.Column<string>(type: "nvarchar(max)", nullable: true),
+ MealDescription = table.Column<string>(type: "nvarchar(max)", nullable: true),
+ MealTypeId = table.Column<int>(type: "int", nullable: false)
+ },
+ constraints: table =>
+ {
+ table.PrimaryKey("PK_Meals", x => x.MealId);
+ table.ForeignKey(
+ name: "FK_Meals_MealTypes_MealTypeId",
+ column: x => x.MealTypeId,
+ principalTable: "MealTypes",
+ principalColumn: "MealTypeId",
+ onDelete: ReferentialAction.Cascade);
+ });
+
+ migrationBuilder.CreateIndex(
+ name: "IX_Meals_MealTypeId",
+ table: "Meals",
+ column: "MealTypeId");
+ }
+
+ /// <inheritdoc />
+ protected override void Down(MigrationBuilder migrationBuilder)
+ {
+ migrationBuilder.DropTable(
+ name: "Meals");
+
+ migrationBuilder.DropTable(
+ name: "MealTypes");
+ }
+ }
+}
diff --git a/Tasks/Lab9/EntityFramework/EFCore/Migrations/BloggingContextModelSnapshot.cs b/Tasks/Lab9/EntityFramework/EFCore/Migrations/BloggingContextModelSnapshot.cs
new file mode 100644
index 0000000..d9cf027
--- /dev/null
+++ b/Tasks/Lab9/EntityFramework/EFCore/Migrations/BloggingContextModelSnapshot.cs
@@ -0,0 +1,82 @@
+// <auto-generated />
+using EFCore;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace EFCore.Migrations
+{
+ [DbContext(typeof(BloggingContext))]
+ partial class BloggingContextModelSnapshot : ModelSnapshot
+ {
+ protected override void BuildModel(ModelBuilder modelBuilder)
+ {
+#pragma warning disable 612, 618
+ modelBuilder
+ .HasAnnotation("ProductVersion", "8.0.6")
+ .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+ SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+ modelBuilder.Entity("EFCore.Meal", b =>
+ {
+ b.Property<int>("MealId")
+ .ValueGeneratedOnAdd()
+ .HasColumnType("int");
+
+ SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("MealId"));
+
+ b.Property<string>("MealDescription")
+ .HasColumnType("nvarchar(max)");
+
+ b.Property<string>("MealName")
+ .HasColumnType("nvarchar(max)");
+
+ b.Property<int>("MealTypeId")
+ .HasColumnType("int");
+
+ b.HasKey("MealId");
+
+ b.HasIndex("MealTypeId");
+
+ b.ToTable("Meals");
+ });
+
+ modelBuilder.Entity("EFCore.MealType", b =>
+ {
+ b.Property<int>("MealTypeId")
+ .ValueGeneratedOnAdd()
+ .HasColumnType("int");
+
+ SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("MealTypeId"));
+
+ b.Property<string>("Description")
+ .HasColumnType("nvarchar(max)");
+
+ b.HasKey("MealTypeId");
+
+ b.ToTable("MealTypes");
+ });
+
+ modelBuilder.Entity("EFCore.Meal", b =>
+ {
+ b.HasOne("EFCore.MealType", "MealType")
+ .WithMany("Meals")
+ .HasForeignKey("MealTypeId")
+ .OnDelete(DeleteBehavior.Cascade)
+ .IsRequired();
+
+ b.Navigation("MealType");
+ });
+
+ modelBuilder.Entity("EFCore.MealType", b =>
+ {
+ b.Navigation("Meals");
+ });
+#pragma warning restore 612, 618
+ }
+ }
+}
diff --git a/Tasks/Lab9/EntityFramework/EFCore/Program.cs b/Tasks/Lab9/EntityFramework/EFCore/Program.cs
new file mode 100644
index 0000000..7586e61
--- /dev/null
+++ b/Tasks/Lab9/EntityFramework/EFCore/Program.cs
@@ -0,0 +1,12 @@
+namespace EFCore
+{
+ internal class Program
+ {
+ static void Main(string[] args)
+ {
+ var db = new BloggingContext();
+ db.Add(new MealType { Description = "Schockoladenkuchen" });
+ db.SaveChanges();
+ }
+ }
+}
diff --git a/Tasks/Lab9/EntityFramework/EntityFramework.sln b/Tasks/Lab9/EntityFramework/EntityFramework.sln
index 9cbdd68..6b215b9 100644
--- a/Tasks/Lab9/EntityFramework/EntityFramework.sln
+++ b/Tasks/Lab9/EntityFramework/EntityFramework.sln
@@ -7,6 +7,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "EF6", "EF6\EF6.csproj", "{7
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "EF6_Code_First", "EF6_Code_First\EF6_Code_First.csproj", "{9E452FB4-1B73-4A13-B338-FA33CD0866BC}"
EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "EFCore", "EFCore\EFCore.csproj", "{3EBCAB65-AE15-4103-AFCA-AD90DFB9E2DB}"
+EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Any CPU = Debug|Any CPU
@@ -21,6 +23,10 @@ Global
{9E452FB4-1B73-4A13-B338-FA33CD0866BC}.Debug|Any CPU.Build.0 = Debug|Any CPU
{9E452FB4-1B73-4A13-B338-FA33CD0866BC}.Release|Any CPU.ActiveCfg = Release|Any CPU
{9E452FB4-1B73-4A13-B338-FA33CD0866BC}.Release|Any CPU.Build.0 = Release|Any CPU
+ {3EBCAB65-AE15-4103-AFCA-AD90DFB9E2DB}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+ {3EBCAB65-AE15-4103-AFCA-AD90DFB9E2DB}.Debug|Any CPU.Build.0 = Debug|Any CPU
+ {3EBCAB65-AE15-4103-AFCA-AD90DFB9E2DB}.Release|Any CPU.ActiveCfg = Release|Any CPU
+ {3EBCAB65-AE15-4103-AFCA-AD90DFB9E2DB}.Release|Any CPU.Build.0 = Release|Any CPU
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE