Added extension method for EF core

StronglyTypedId.sln

@@ -1,7 +1,7 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio Version 16
-VisualStudioVersion = 16.0.28803.352
+# Visual Studio Version 17
+VisualStudioVersion = 17.2.32602.215
 MinimumVisualStudioVersion = 15.0.26124.0
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "src", "src", "{EE1258BD-3422-4F55-B9CF-B4D6C95DAD68}"
 EndProject
@@ -15,19 +15,21 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution
 		version.props = version.props
 	EndProjectSection
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "StronglyTypedIds", "src\StronglyTypedIds\StronglyTypedIds.csproj", "{9C0F3A36-ED47-4D0F-B736-EFC559C9E2DA}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "StronglyTypedIds", "src\StronglyTypedIds\StronglyTypedIds.csproj", "{9C0F3A36-ED47-4D0F-B736-EFC559C9E2DA}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "StronglyTypedIds.Tests", "test\StronglyTypedIds.Tests\StronglyTypedIds.Tests.csproj", "{00B5ED3F-827D-41CD-9AF2-A9A20A6604E1}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "StronglyTypedIds.Tests", "test\StronglyTypedIds.Tests\StronglyTypedIds.Tests.csproj", "{00B5ED3F-827D-41CD-9AF2-A9A20A6604E1}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "StronglyTypedIds.IntegrationTests", "test\StronglyTypedIds.IntegrationTests\StronglyTypedIds.IntegrationTests.csproj", "{09F7364F-8CE9-4E9D-9BB7-B4CEBF682904}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "StronglyTypedIds.IntegrationTests", "test\StronglyTypedIds.IntegrationTests\StronglyTypedIds.IntegrationTests.csproj", "{09F7364F-8CE9-4E9D-9BB7-B4CEBF682904}"
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "_build", "build\_build.csproj", "{E13FB452-2D47-4719-8BAA-7B695D79AF3A}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "StronglyTypedIds.Attributes", "src\StronglyTypedIds.Attributes\StronglyTypedIds.Attributes.csproj", "{F25F6E67-E62A-4075-86CF-4C4EDD7E4883}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "StronglyTypedIds.Attributes", "src\StronglyTypedIds.Attributes\StronglyTypedIds.Attributes.csproj", "{F25F6E67-E62A-4075-86CF-4C4EDD7E4883}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "StronglyTypedIds.Nuget.IntegrationTests", "test\StronglyTypedIds.Nuget.IntegrationTests\StronglyTypedIds.Nuget.IntegrationTests.csproj", "{A7355210-7DDC-4968-84B7-79002113EA6E}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "StronglyTypedIds.Nuget.IntegrationTests", "test\StronglyTypedIds.Nuget.IntegrationTests\StronglyTypedIds.Nuget.IntegrationTests.csproj", "{A7355210-7DDC-4968-84B7-79002113EA6E}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "StronglyTypedIds.Nuget.Attributes.IntegrationTests", "test\StronglyTypedIds.Nuget.Attributes.IntegrationTests\StronglyTypedIds.Nuget.Attributes.IntegrationTests.csproj", "{19A9B323-8C0B-4D1B-A20C-8CECFFD37F23}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "StronglyTypedIds.Nuget.Attributes.IntegrationTests", "test\StronglyTypedIds.Nuget.Attributes.IntegrationTests\StronglyTypedIds.Nuget.Attributes.IntegrationTests.csproj", "{19A9B323-8C0B-4D1B-A20C-8CECFFD37F23}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "StronglyTypedIds.EFCore", "src\StronglyTypedIds.EFCore\StronglyTypedIds.EFCore.csproj", "{133967D3-7A93-41A1-8B29-0D916FB3E00F}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -39,8 +41,6 @@ Global
 		Release|x86 = Release|x86
 	EndGlobalSection
 	GlobalSection(ProjectConfigurationPlatforms) = postSolution
-		{E13FB452-2D47-4719-8BAA-7B695D79AF3A}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{E13FB452-2D47-4719-8BAA-7B695D79AF3A}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{9C0F3A36-ED47-4D0F-B736-EFC559C9E2DA}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{9C0F3A36-ED47-4D0F-B736-EFC559C9E2DA}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{9C0F3A36-ED47-4D0F-B736-EFC559C9E2DA}.Debug|x64.ActiveCfg = Debug|Any CPU
@@ -77,6 +77,16 @@ Global
 		{09F7364F-8CE9-4E9D-9BB7-B4CEBF682904}.Release|x64.Build.0 = Release|Any CPU
 		{09F7364F-8CE9-4E9D-9BB7-B4CEBF682904}.Release|x86.ActiveCfg = Release|Any CPU
 		{09F7364F-8CE9-4E9D-9BB7-B4CEBF682904}.Release|x86.Build.0 = Release|Any CPU
+		{E13FB452-2D47-4719-8BAA-7B695D79AF3A}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{E13FB452-2D47-4719-8BAA-7B695D79AF3A}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{E13FB452-2D47-4719-8BAA-7B695D79AF3A}.Debug|x64.Build.0 = Debug|Any CPU
+		{E13FB452-2D47-4719-8BAA-7B695D79AF3A}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{E13FB452-2D47-4719-8BAA-7B695D79AF3A}.Debug|x86.Build.0 = Debug|Any CPU
+		{E13FB452-2D47-4719-8BAA-7B695D79AF3A}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{E13FB452-2D47-4719-8BAA-7B695D79AF3A}.Release|x64.ActiveCfg = Release|Any CPU
+		{E13FB452-2D47-4719-8BAA-7B695D79AF3A}.Release|x64.Build.0 = Release|Any CPU
+		{E13FB452-2D47-4719-8BAA-7B695D79AF3A}.Release|x86.ActiveCfg = Release|Any CPU
+		{E13FB452-2D47-4719-8BAA-7B695D79AF3A}.Release|x86.Build.0 = Release|Any CPU
 		{F25F6E67-E62A-4075-86CF-4C4EDD7E4883}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{F25F6E67-E62A-4075-86CF-4C4EDD7E4883}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{F25F6E67-E62A-4075-86CF-4C4EDD7E4883}.Debug|x64.ActiveCfg = Debug|Any CPU
@@ -101,6 +111,18 @@ Global
 		{19A9B323-8C0B-4D1B-A20C-8CECFFD37F23}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{19A9B323-8C0B-4D1B-A20C-8CECFFD37F23}.Release|x64.ActiveCfg = Release|Any CPU
 		{19A9B323-8C0B-4D1B-A20C-8CECFFD37F23}.Release|x86.ActiveCfg = Release|Any CPU
+		{133967D3-7A93-41A1-8B29-0D916FB3E00F}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{133967D3-7A93-41A1-8B29-0D916FB3E00F}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{133967D3-7A93-41A1-8B29-0D916FB3E00F}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{133967D3-7A93-41A1-8B29-0D916FB3E00F}.Debug|x64.Build.0 = Debug|Any CPU
+		{133967D3-7A93-41A1-8B29-0D916FB3E00F}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{133967D3-7A93-41A1-8B29-0D916FB3E00F}.Debug|x86.Build.0 = Debug|Any CPU
+		{133967D3-7A93-41A1-8B29-0D916FB3E00F}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{133967D3-7A93-41A1-8B29-0D916FB3E00F}.Release|Any CPU.Build.0 = Release|Any CPU
+		{133967D3-7A93-41A1-8B29-0D916FB3E00F}.Release|x64.ActiveCfg = Release|Any CPU
+		{133967D3-7A93-41A1-8B29-0D916FB3E00F}.Release|x64.Build.0 = Release|Any CPU
+		{133967D3-7A93-41A1-8B29-0D916FB3E00F}.Release|x86.ActiveCfg = Release|Any CPU
+		{133967D3-7A93-41A1-8B29-0D916FB3E00F}.Release|x86.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -112,6 +134,7 @@ Global
 		{F25F6E67-E62A-4075-86CF-4C4EDD7E4883} = {EE1258BD-3422-4F55-B9CF-B4D6C95DAD68}
 		{A7355210-7DDC-4968-84B7-79002113EA6E} = {D1907D86-8FFC-4178-A3DB-0ADBDD282C64}
 		{19A9B323-8C0B-4D1B-A20C-8CECFFD37F23} = {D1907D86-8FFC-4178-A3DB-0ADBDD282C64}
+		{133967D3-7A93-41A1-8B29-0D916FB3E00F} = {EE1258BD-3422-4F55-B9CF-B4D6C95DAD68}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {8D1F0534-B8AD-4CFA-9C14-CBC757BCB1E1}

src/StronglyTypedIds.EFCore/Extensions.cs

@@ -0,0 +1,86 @@
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Metadata.Builders;
+
+namespace StronglyTypedIds.EFCore;
+
+public static class Extensions
+{
+    public static void RegisterStrongTypedIdDynamically(
+        this ModelBuilder modelBuilder,
+        IMutableEntityType entityData,
+        DbContext context,
+        string idPropertyName = "Id"
+        )
+    {
+        var entityMethod = typeof(ModelBuilder).GetMethods()
+            .First(m => m.IsGenericMethod && m.Name == (nameof(ModelBuilder.Entity)))
+            !.MakeGenericMethod(entityData.ClrType);
+        var propertyMethod = typeof(EntityTypeBuilder).GetMethods()
+            .First(m => !m.IsGenericMethod && m.Name == nameof(EntityTypeBuilder.Property));
+        var hasConversionMethod = typeof(PropertyBuilder).GetMethods()
+            .First(m => !m.IsGenericMethod && m.Name == nameof(PropertyBuilder.HasConversion));
+
+        var entityTypeBuilder = entityMethod.Invoke(modelBuilder, Array.Empty<object>()) as EntityTypeBuilder;
+        var propertyBuilder = propertyMethod!.Invoke(entityTypeBuilder, new[] { idPropertyName }) as PropertyBuilder;
+
+        var idProperty = entityData.GetProperty(idPropertyName);
+        var idType = idProperty.ClrType;
+        var converterType = idType.GetNestedType("EfCoreValueConverter");
+
+        if (converterType is null)
+        {
+            return;
+        }
+
+        hasConversionMethod!.Invoke(propertyBuilder, new[] { converterType });
+
+        var realIdType = idType.GetProperty("Value")?.PropertyType;
+
+        if (new[] { typeof(int), typeof(long), typeof(short) }.Contains(realIdType))
+        {
+            Type? propertyBuilderExtensionType = null;
+            var propertyBuilderExtensionTypes = ReflectionHelper.GetAllTypesEndsWith("PropertyBuilderExtensions");
+
+            if (propertyBuilderExtensionTypes is null || !propertyBuilderExtensionTypes.Any())
+            {
+                return;
+            }
+
+            if (propertyBuilderExtensionTypes?.Count() == 1)
+            {
+                propertyBuilderExtensionType = propertyBuilderExtensionTypes.First();
+            }
+            else
+            {
+                propertyBuilderExtensionType = propertyBuilderExtensionTypes!.First(x => x.AssemblyQualifiedName!.Contains(context.Database.ProviderName!));
+            }
+
+            if (propertyBuilderExtensionType is null)
+            {
+                return;
+            }
+
+            var useIdentityColumnMethod = propertyBuilderExtensionType.GetMethods()
+                .OrderBy(m => m.GetParameters().Length)
+                .First(m => !m.IsGenericMethod && m.Name == "UseIdentityColumn");
+
+            var useIdentityColumnParameters = new List<object>() { propertyBuilder! };
+            switch (context.Database.ProviderName)
+            {
+                case "Npgsql.EntityFrameworkCore.PostgreSQL":
+                    break;
+
+                case "Microsoft.EntityFrameworkCore.SqlServer":
+                    useIdentityColumnParameters.Add(1);
+                    useIdentityColumnParameters.Add(1);
+                    break;
+
+                case "Pomelo.EntityFrameworkCore.MySql":
+                case "MySql.EntityFrameworkCore":
+                    break;
+            }
+            useIdentityColumnMethod!.Invoke(null, useIdentityColumnParameters.ToArray());
+        }
+    }
+}

src/StronglyTypedIds.EFCore/ReflectionHelper.cs

@@ -0,0 +1,58 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+
+namespace StronglyTypedIds.EFCore
+{
+    public static class ReflectionHelper
+    {
+        public static IEnumerable<Type>? GetAllInheritedTypes<T>() where T : class
+        {
+            return Assembly.GetAssembly(typeof(T))
+                    ?.GetTypes()
+                    .Where(t => t.IsClass &&
+                    !t.IsAbstract &&
+                    typeof(T).IsAssignableFrom(t));
+        }
+
+        public static IEnumerable<Type>? GetAllInheritedTypesForGeneric(Type type)
+        {
+            return Assembly.GetAssembly(type)
+                    ?.GetTypes()
+                    .Where(t => t.IsClass &&
+                    !t.IsAbstract &&
+                    IsAssignableToGenericType(t, type));
+        }
+
+        public static IEnumerable<Type>? GetAllTypesEndsWith(string endsWith)
+        {
+            return AppDomain.CurrentDomain.GetAssemblies()
+                .SelectMany(a => a.GetTypes())
+                .Where(t => t.IsClass
+                            && t.IsSealed
+                            && t.IsAbstract
+                            && t.Name.EndsWith(endsWith));
+        }
+
+        public static bool IsAssignableToGenericType(Type givenType, Type genericType)
+        {
+            var interfaceTypes = givenType.GetInterfaces();
+
+            foreach (var it in interfaceTypes)
+            {
+                if (it.IsGenericType && it.GetGenericTypeDefinition() == genericType)
+                    return true;
+            }
+
+            if (givenType.IsGenericType && givenType.GetGenericTypeDefinition() == genericType)
+                return true;
+
+            var baseType = givenType.BaseType;
+            if (baseType is null) return false;
+
+            return IsAssignableToGenericType(baseType, genericType);
+        }
+    }
+}

src/StronglyTypedIds.EFCore/StronglyTypedIds.EFCore.csproj

@@ -0,0 +1,13 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="6.0.0" />
+  </ItemGroup>
+
+</Project>