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16 changes: 16 additions & 0 deletions
16
src/EFCore.SqlServer.Abstractions/EFCore.SqlServer.Abstractions.csproj
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| <Project Sdk="Microsoft.NET.Sdk"> | ||
|
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| <PropertyGroup> | ||
| <TargetFramework>netstandard2.0</TargetFramework> | ||
| <AssemblyName>EntityFrameworkCore.SqlServer.HierarchyId.Abstractions</AssemblyName> | ||
| <RootNamespace>Microsoft.EntityFrameworkCore</RootNamespace> | ||
| <Description>Common abstractions for using hierarchyid with EF Core</Description> | ||
| <GeneratePackageOnBuild>true</GeneratePackageOnBuild> | ||
| <GenerateDocumentationFile>true</GenerateDocumentationFile> | ||
| </PropertyGroup> | ||
|
|
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| <ItemGroup> | ||
| <PackageReference Include="dotMorten.Microsoft.SqlServer.Types" Version="1.5.0" /> | ||
| </ItemGroup> | ||
|
|
||
| </Project> |
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| using System; | ||
| using System.IO; | ||
| using Microsoft.SqlServer.Types; | ||
|
|
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| namespace Microsoft.EntityFrameworkCore | ||
| { | ||
| /// <summary> | ||
| /// Represents a position in a hierarchical structure, specifying depth and breadth. | ||
| /// </summary> | ||
| public class HierarchyId : IComparable | ||
| { | ||
| private SqlHierarchyId _value; | ||
|
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| private HierarchyId(SqlHierarchyId value) | ||
| { | ||
| if (value.IsNull) | ||
| throw new ArgumentNullException(nameof(value)); | ||
|
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| _value = value; | ||
| } | ||
|
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| /// <summary> | ||
| /// Gets the root node of the hierarchy. | ||
| /// </summary> | ||
| /// <returns>The root node of the hierarchy.</returns> | ||
| public static HierarchyId GetRoot() | ||
| => new HierarchyId(SqlHierarchyId.GetRoot()); | ||
|
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| /// <summary> | ||
| /// Converts the canonical string representation of a node to a <see cref="HierarchyId"/> value. | ||
| /// </summary> | ||
| /// <param name="input">The string representation of a node.</param> | ||
| /// <returns>A <see cref="HierarchyId"/> value.</returns> | ||
| public static HierarchyId Parse(string input) | ||
| => Wrap(SqlHierarchyId.Parse(input)); | ||
|
|
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| /// <summary> | ||
| /// Reads a <see cref="HierarchyId"/> value from the specified reader. | ||
| /// </summary> | ||
| /// <param name="reader">The reader.</param> | ||
| /// <returns>A <see cref="HierarchyId"/> value.</returns> | ||
| public static HierarchyId Read(BinaryReader reader) | ||
| { | ||
| var hid = new SqlHierarchyId(); | ||
| hid.Read(reader); | ||
| return Wrap(hid); | ||
| } | ||
|
|
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| /// <summary> | ||
| /// Writes this <see cref="HierarchyId"/> value to the specified writer. | ||
| /// </summary> | ||
| /// <param name="writer">The writer.</param> | ||
| public void Write(BinaryWriter writer) | ||
| { | ||
| _value.Write(writer); | ||
| } | ||
|
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| /// <inheritdoc/> | ||
| public int CompareTo(object obj) | ||
| => _value.CompareTo( | ||
| obj is HierarchyId other | ||
| ? other._value | ||
| : obj); | ||
|
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| /// <inheritdoc/> | ||
| public override bool Equals(object obj) | ||
| => _value.Equals( | ||
| obj is HierarchyId other | ||
| ? other._value | ||
| : obj); | ||
|
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| /// <summary> | ||
| /// Gets the node <paramref name="n"/> levels up the hierarchical tree. | ||
| /// </summary> | ||
| /// <param name="n">The number of levels to ascend in the hierarchy.</param> | ||
| /// <returns>A <see cref="HierarchyId"/> value representing the <paramref name="n"/>th ancestor of this node or null if <paramref name="n"/> is greater than <see cref="GetLevel"/>.</returns> | ||
| /// <exception cref="ArgumentOutOfRangeException"><paramref name="n"/> is negative.</exception> | ||
| public HierarchyId GetAncestor(int n) | ||
| => Wrap(_value.GetAncestor(n)); | ||
|
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| /// <summary> | ||
| /// Gets the value of a descendant node that is greater than <paramref name="child1"/> and less than <paramref name="child2"/>. | ||
| /// </summary> | ||
| /// <param name="child1">The lower bound.</param> | ||
| /// <param name="child2">The upper bound.</param> | ||
| /// <returns>A <see cref="HierarchyId"/> value.</returns> | ||
| public HierarchyId GetDescendant(HierarchyId child1, HierarchyId child2) | ||
| => Wrap(_value.GetDescendant(Unwrap(child1), Unwrap(child2))); | ||
|
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| /// <inheritdoc/> | ||
| public override int GetHashCode() | ||
| => _value.GetHashCode(); | ||
|
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| /// <summary> | ||
| /// Gets the level of this node in the hierarchical tree. | ||
| /// </summary> | ||
| /// <returns>The depth of this node. The root node is level 0.</returns> | ||
| public short GetLevel() | ||
| => _value.GetLevel().Value; | ||
|
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| /// <summary> | ||
| /// Gets a value representing the location of a new node that has a path from <paramref name="newRoot"/> equal to the path from <paramref name="oldRoot"/> to this, effectively moving this to the new location. | ||
| /// </summary> | ||
| /// <param name="oldRoot">An ancestor of this node specifying the endpoint of the path segment to be moved.</param> | ||
| /// <param name="newRoot">The node that represents the new ancestor.</param> | ||
| /// <returns>A <see cref="HierarchyId"/> value or null if <paramref name="oldRoot"/> or <paramref name="newRoot"/> is null.</returns> | ||
| public HierarchyId GetReparentedValue(HierarchyId oldRoot, HierarchyId newRoot) | ||
| => Wrap(_value.GetReparentedValue(Unwrap(oldRoot), Unwrap(newRoot))); | ||
|
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| /// <summary> | ||
| /// Gets a value indicating whether this node is a descendant of <paramref name="parent"/>. | ||
| /// </summary> | ||
| /// <param name="parent">The parent to test against.</param> | ||
| /// <returns>True if this node is in the sub-tree rooted at <paramref name="parent"/>; otherwise false.</returns> | ||
| public bool IsDescendantOf(HierarchyId parent) | ||
| { | ||
| if (parent == null) | ||
| return false; | ||
|
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| return _value.IsDescendantOf(parent._value).Value; | ||
| } | ||
|
|
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| /// <inheritdoc/> | ||
| public override string ToString() | ||
| => _value.ToString(); | ||
|
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| /// <summary> | ||
| /// Evaluates whether two nodes are equal. | ||
| /// </summary> | ||
| /// <param name="hid1">The first node to compare.</param> | ||
| /// <param name="hid2">The second node to compare.</param> | ||
| /// <returns>True if <paramref name="hid1"/> and <paramref name="hid2"/> are equal; otherwise, false.</returns> | ||
| public static bool operator ==(HierarchyId hid1, HierarchyId hid2) | ||
| { | ||
| var sh1 = Unwrap(hid1); | ||
| var sh2 = Unwrap(hid2); | ||
|
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| return sh1.IsNull == sh2.IsNull && sh1.CompareTo(sh2) == 0; | ||
| } | ||
|
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| /// <summary> | ||
| /// Evaluates whether two nodes are unequal. | ||
| /// </summary> | ||
| /// <param name="hid1">The first node to compare.</param> | ||
| /// <param name="hid2">The second node to compare.</param> | ||
| /// <returns>True if <paramref name="hid1"/> and <paramref name="hid2"/> are unequal; otherwise, false.</returns> | ||
| public static bool operator !=(HierarchyId hid1, HierarchyId hid2) | ||
| { | ||
| var sh1 = Unwrap(hid1); | ||
| var sh2 = Unwrap(hid2); | ||
|
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| return sh1.IsNull != sh2.IsNull || sh1.CompareTo(sh2) != 0; | ||
| } | ||
|
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| /// <summary> | ||
| /// Evaluates whether one node is less than another. | ||
| /// </summary> | ||
| /// <param name="hid1">The first node to compare.</param> | ||
| /// <param name="hid2">The second node to compare.</param> | ||
| /// <returns>True if <paramref name="hid1"/> is less than <paramref name="hid2"/>; otherwise, false.</returns> | ||
| public static bool operator <(HierarchyId hid1, HierarchyId hid2) | ||
| { | ||
| var sh1 = Unwrap(hid1); | ||
| var sh2 = Unwrap(hid2); | ||
|
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| return !sh1.IsNull && !sh2.IsNull && sh1.CompareTo(sh2) < 0; | ||
| } | ||
|
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| /// <summary> | ||
| /// Evaluates whether one node is greater than another. | ||
| /// </summary> | ||
| /// <param name="hid1">The first node to compare.</param> | ||
| /// <param name="hid2">The second node to compare.</param> | ||
| /// <returns>True if <paramref name="hid1"/> is greater than <paramref name="hid2"/>; otherwise, false.</returns> | ||
| public static bool operator >(HierarchyId hid1, HierarchyId hid2) | ||
| { | ||
| var sh1 = Unwrap(hid1); | ||
| var sh2 = Unwrap(hid2); | ||
|
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| return !sh1.IsNull && !sh2.IsNull && sh1.CompareTo(sh2) > 0; | ||
| } | ||
|
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| /// <summary> | ||
| /// Evaluates whether one node is less than or equal to another. | ||
| /// </summary> | ||
| /// <param name="hid1">The first node to compare.</param> | ||
| /// <param name="hid2">The second node to compare.</param> | ||
| /// <returns>True if <paramref name="hid1"/> is less than or equal to <paramref name="hid2"/>; otherwise, false.</returns> | ||
| public static bool operator <=(HierarchyId hid1, HierarchyId hid2) | ||
| { | ||
| var sh1 = Unwrap(hid1); | ||
| var sh2 = Unwrap(hid2); | ||
|
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| return !sh1.IsNull && !sh2.IsNull && sh1.CompareTo(sh2) <= 0; | ||
| } | ||
|
|
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| /// <summary> | ||
| /// Evaluates whether one node is greater than or equal to another. | ||
| /// </summary> | ||
| /// <param name="hid1">The first node to compare.</param> | ||
| /// <param name="hid2">The second node to compare.</param> | ||
| /// <returns>True if <paramref name="hid1"/> is greater than or equal to <paramref name="hid2"/>; otherwise, false.</returns> | ||
| public static bool operator >=(HierarchyId hid1, HierarchyId hid2) | ||
| { | ||
| var sh1 = Unwrap(hid1); | ||
| var sh2 = Unwrap(hid2); | ||
|
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| return !sh1.IsNull && !sh2.IsNull && sh1.CompareTo(sh2) >= 0; | ||
| } | ||
|
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| private static SqlHierarchyId Unwrap(HierarchyId value) | ||
| => value?._value ?? SqlHierarchyId.Null; | ||
|
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| private static HierarchyId Wrap(SqlHierarchyId value) | ||
| => value.IsNull ? null : new HierarchyId(value); | ||
| } | ||
| } |
28 changes: 28 additions & 0 deletions
28
src/EFCore.SqlServer.HierarchyId/Design/SqlServerHierarchyIdDesignTimeServices.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,28 @@ | ||
| using Microsoft.EntityFrameworkCore.Design; | ||
| using Microsoft.EntityFrameworkCore.Scaffolding; | ||
| using Microsoft.EntityFrameworkCore.SqlServer.Scaffolding; | ||
| using Microsoft.EntityFrameworkCore.SqlServer.Storage; | ||
| using Microsoft.EntityFrameworkCore.Storage; | ||
| using Microsoft.Extensions.DependencyInjection; | ||
|
|
||
| namespace Microsoft.EntityFrameworkCore.SqlServer.Design | ||
| { | ||
| /// <summary> | ||
| /// Enables configuring design-time services. Tools will automatically discover implementations of this | ||
| /// interface that are in the startup assembly. | ||
| /// </summary> | ||
| public class SqlServerHierarchyIdDesignTimeServices : IDesignTimeServices | ||
| { | ||
| /// <summary> | ||
| /// Configures design-time services. Use this method to override the default design-time services with your | ||
| /// own implementations. | ||
| /// </summary> | ||
| /// <param name="serviceCollection"> The design-time service collection. </param> | ||
| public virtual void ConfigureDesignTimeServices(IServiceCollection serviceCollection) | ||
| { | ||
| serviceCollection | ||
| .AddSingleton<IRelationalTypeMappingSourcePlugin, SqlServerHierarchyIdTypeMappingSourcePlugin>() | ||
| .AddSingleton<IProviderCodeGeneratorPlugin, SqlServerHierarchyIdCodeGeneratorPlugin>(); | ||
| } | ||
| } | ||
| } |
42 changes: 42 additions & 0 deletions
42
src/EFCore.SqlServer.HierarchyId/EFCore.SqlServer.HierarchyId.csproj
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| @@ -0,0 +1,42 @@ | ||
| <Project Sdk="Microsoft.NET.Sdk"> | ||
|
|
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| <PropertyGroup> | ||
| <TargetFramework>net6.0</TargetFramework> | ||
| <AssemblyName>EntityFrameworkCore.SqlServer.HierarchyId</AssemblyName> | ||
| <RootNamespace>Microsoft.EntityFrameworkCore.SqlServer</RootNamespace> | ||
| <Description>Adds hierarchyid support to the SQL Server EF Core provider</Description> | ||
| <GeneratePackageOnBuild>true</GeneratePackageOnBuild> | ||
| <GenerateDocumentationFile>true</GenerateDocumentationFile> | ||
| </PropertyGroup> | ||
|
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| <ItemGroup> | ||
| <None Include="build\**\*"> | ||
| <Pack>True</Pack> | ||
| <PackagePath>build</PackagePath> | ||
| </None> | ||
| </ItemGroup> | ||
|
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| <ItemGroup> | ||
| <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="7.0.0" /> | ||
| </ItemGroup> | ||
|
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| <ItemGroup> | ||
| <ProjectReference Include="..\EFCore.SqlServer.HierarchyId.Abstractions\EFCore.SqlServer.HierarchyId.Abstractions.csproj" /> | ||
| </ItemGroup> | ||
|
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| <ItemGroup> | ||
| <Compile Update="Properties\Resources.Designer.cs"> | ||
| <DesignTime>True</DesignTime> | ||
| <AutoGen>True</AutoGen> | ||
| <DependentUpon>Resources.resx</DependentUpon> | ||
| </Compile> | ||
| </ItemGroup> | ||
|
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| <ItemGroup> | ||
| <EmbeddedResource Update="Properties\Resources.resx"> | ||
| <Generator>ResXFileCodeGenerator</Generator> | ||
| <LastGenOutput>Resources.Designer.cs</LastGenOutput> | ||
| </EmbeddedResource> | ||
| </ItemGroup> | ||
|
|
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| </Project> |
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29
...SqlServer.HierarchyId/Extensions/SqlServerHierarchyIdDbContextOptionsBuilderExtensions.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,29 @@ | ||
| using Microsoft.EntityFrameworkCore.Infrastructure; | ||
| using Microsoft.EntityFrameworkCore.SqlServer.Infrastructure; | ||
|
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| namespace Microsoft.EntityFrameworkCore | ||
| { | ||
| /// <summary> | ||
| /// HierarchyId specific extension methods for <see cref="SqlServerDbContextOptionsBuilder"/>. | ||
| /// </summary> | ||
| public static class SqlServerHierarchyIdDbContextOptionsBuilderExtensions | ||
| { | ||
| /// <summary> | ||
| /// Enable HierarchyId mappings. | ||
| /// </summary> | ||
| /// <param name="optionsBuilder">The builder being used to configure SQL Server.</param> | ||
| /// <returns>The options builder so that further configuration can be chained.</returns> | ||
| public static SqlServerDbContextOptionsBuilder UseHierarchyId( | ||
| this SqlServerDbContextOptionsBuilder optionsBuilder) | ||
| { | ||
| var coreOptionsBuilder = ((IRelationalDbContextOptionsBuilderInfrastructure)optionsBuilder).OptionsBuilder; | ||
|
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| var extension = coreOptionsBuilder.Options.FindExtension<SqlServerHierarchyIdOptionsExtension>() | ||
| ?? new SqlServerHierarchyIdOptionsExtension(); | ||
|
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| ((IDbContextOptionsBuilderInfrastructure)coreOptionsBuilder).AddOrUpdateExtension(extension); | ||
|
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| return optionsBuilder; | ||
| } | ||
| } | ||
| } |
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