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moved conversion into a different project.

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This commit is contained in:
David Lebée 2018-04-17 21:43:54 -05:00
parent 118f7c30f8
commit 01e7652c06
17 changed files with 167 additions and 33 deletions
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58
PoweredSoft.Conversion/Convert.cs Normal file
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@ -0,0 +1,58 @@
using PoweredSoft.Types.Converters;
using PoweredSoft.Types.Interface;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace PoweredSoft.Types
{
public static class Converter
{
public static List<ITypeConverter> Converters { get; internal set; } = new List<ITypeConverter>
{
new StringToDateConverter(),
new StringToGuidConverter()
};
public static void RegisterConverter(ITypeConverter converter)
{
lock (Converters)
{
Converters.Add(converter);
}
}
public static void ReplaceConverter(ITypeConverter converter, Type source, Type destination)
{
lock (Converters)
{
Converters.RemoveAll(t => t.CanConvert(source, destination));
Converters.Add(converter);
}
}
public static object To(this object source, Type type)
{
object ret = null;
// safe if null.
if (source == null)
return ret;
// establish final type.
var notNullType = Nullable.GetUnderlyingType(type);
var finalType = notNullType ?? type;
var converter = Converters.FirstOrDefault(t => t.CanConvert(source.GetType(), finalType));
if (converter != null)
ret = converter.Convert(source, finalType);
else
ret = Convert.ChangeType(source, finalType);
if (notNullType != null)
ret = Activator.CreateInstance(type, new object[] { ret });
return ret;
}
}
}

13
PoweredSoft.Conversion/Converters/StringToDateConverter.cs Normal file
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@ -0,0 +1,13 @@
using PoweredSoft.Types.Interface;
using System;
using System.Collections.Generic;
using System.Text;
namespace PoweredSoft.Types.Converters
{
public class StringToDateConverter : ITypeConverter
{
public bool CanConvert(Type source, Type destination) => source == typeof(string) && destination == typeof(DateTime);
public object Convert(object source, Type destination) => DateTime.Parse((string)source);
}
}

13
PoweredSoft.Conversion/Converters/StringToGuidConverter.cs Normal file
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@ -0,0 +1,13 @@
using PoweredSoft.Types.Interface;
using System;
using System.Collections.Generic;
using System.Text;
namespace PoweredSoft.Types.Converters
{
public class StringToGuidConverter : ITypeConverter
{
public bool CanConvert(Type source, Type destination) => source == typeof(string) && destination == typeof(Guid);
public object Convert(object source, Type destination) => Guid.Parse((string)source);
}
}

12
PoweredSoft.Conversion/Interface/ITypeConverter.cs Normal file
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@ -0,0 +1,12 @@
using System;
using System.Collections.Generic;
using System.Text;
namespace PoweredSoft.Types.Interface
{
public interface ITypeConverter
{
bool CanConvert(Type source, Type destination);
object Convert(object source, Type destination);
}
}

7
PoweredSoft.Conversion/PoweredSoft.Types.csproj Normal file
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@ -0,0 +1,7 @@
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
</PropertyGroup>
</Project>

2
PoweredSoft.DynamicLinq.Dal/BlogContext.cs
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@ -37,6 +37,8 @@ namespace PoweredSoft.DynamicLinq.Dal
modelBuilder.Configurations.Add(new CommentConfiguration());
modelBuilder.Configurations.Add(new PostConfiguration());
modelBuilder.Configurations.Add(new WebsiteConfiguration());
modelBuilder.Configurations.Add(new CommentLikeConfiguration());
modelBuilder.Configurations.Add(new UniqueConfiguration());
}
}
}

17
PoweredSoft.DynamicLinq.Dal/Configurations/Configurations.cs
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@ -9,6 +9,23 @@ using System.Threading.Tasks;
namespace PoweredSoft.DynamicLinq.Dal.Configurations
{
public class UniqueConfiguration : EntityTypeConfiguration<Unique>
{
public UniqueConfiguration() : this("dbo")
{
}
public UniqueConfiguration(string schema)
{
ToTable("Unique", schema);
HasKey(t => t.Id);
Property(t => t.Id).HasColumnName("Id").HasColumnType("bigint").IsRequired().HasDatabaseGeneratedOption(DatabaseGeneratedOption.Identity);
Property(t => t.RowNumber).HasColumnType("uniqueidentifier").IsRequired();
Property(t => t.OtherNullableGuid).HasColumnType("uniqueidentifier");
}
}
public class AuthorConfiguration : EntityTypeConfiguration<Author>
{
public AuthorConfiguration() : this("dbo")

15
PoweredSoft.DynamicLinq.Dal/Pocos/Uniqe.cs Normal file
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@ -0,0 +1,15 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace PoweredSoft.DynamicLinq.Dal.Pocos
{
public class Unique
{
public long Id { get; set; }
public Guid RowNumber { get; set; }
public Guid? OtherNullableGuid { get; set; }
}
}

1
PoweredSoft.DynamicLinq.Dal/PoweredSoft.DynamicLinq.Dal.csproj
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@ -50,6 +50,7 @@
<ItemGroup>
<Compile Include="BlogContext.cs" />
<Compile Include="Configurations\Configurations.cs" />
<Compile Include="Pocos\Uniqe.cs" />
<Compile Include="Pocos\Website.cs" />
<Compile Include="Pocos\CommentLike.cs" />
<Compile Include="Pocos\Post.cs" />

8
PoweredSoft.DynamicLinq.Test/ConstantTests.cs
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@ -42,6 +42,14 @@ namespace PoweredSoft.DynamicLinq.Test
Assert.IsTrue(Posts.AsQueryable().Query(t => t.Equal("Id", 1, QueryConvertStrategy.LeaveAsIs)).Any());
}
[TestMethod]
public void TestGuid()
{
var randomGuidStr = Guid.NewGuid().ToString();
TestData.Uniques.AsQueryable().Query(t => t.Equal("RowNumber", randomGuidStr));
TestData.Uniques.AsQueryable().Query(t => t.Equal("OtherNullableGuid", randomGuidStr));
}
[TestMethod]
public void SpecifyType()
{

3
PoweredSoft.DynamicLinq.Test/PoweredSoft.DynamicLinq.Test.csproj
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@ -54,6 +54,9 @@
<Reference Include="Microsoft.VisualStudio.TestPlatform.TestFramework.Extensions, Version=14.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
<HintPath>..\packages\MSTest.TestFramework.1.2.0\lib\net45\Microsoft.VisualStudio.TestPlatform.TestFramework.Extensions.dll</HintPath>
</Reference>
<Reference Include="PoweredSoft.Types, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
<HintPath>..\packages\PoweredSoft.Types.1.0.0\lib\netstandard2.0\PoweredSoft.Types.dll</HintPath>
</Reference>
<Reference Include="System" />
<Reference Include="System.ComponentModel.DataAnnotations" />
<Reference Include="System.Core" />

6
PoweredSoft.DynamicLinq.Test/TestData.cs
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@ -34,6 +34,12 @@ namespace PoweredSoft.DynamicLinq.Test
internal static class TestData
{
static readonly internal List<Unique> Uniques = new List<Unique>
{
new Unique { Id = 1, RowNumber = Guid.NewGuid(), OtherNullableGuid = null } ,
new Unique { Id = 2, RowNumber = Guid.NewGuid(), OtherNullableGuid = Guid.NewGuid() }
};
static readonly internal List<MockPersonObject> Persons = new List<MockPersonObject>
{
new MockPersonObject { FirstName = "David", LastName = "Lebee", Age = 28 },

1
PoweredSoft.DynamicLinq.Test/packages.config
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@ -4,4 +4,5 @@
<package id="Faker.Data" version="1.0.7" targetFramework="net461" />
<package id="MSTest.TestAdapter" version="1.2.0" targetFramework="net461" />
<package id="MSTest.TestFramework" version="1.2.0" targetFramework="net461" />
<package id="PoweredSoft.Types" version="1.0.0" targetFramework="net462" />
</packages>

5
PoweredSoft.DynamicLinq.sln
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@ -13,6 +13,11 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "PoweredSoft.DynamicLinq.Ent
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "PoweredSoft.DynamicLinq.ConsoleApp", "PoweredSoft.DynamicLinq.ConsoleApp\PoweredSoft.DynamicLinq.ConsoleApp.csproj", "{A166BD89-7BF3-475B-871F-294B8A420D9E}"
EndProject
Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{77B4027B-ECB0-4ED1-8646-025AC4146CE2}"
ProjectSection(SolutionItems) = preProject
README.md = README.md
EndProjectSection
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Any CPU = Debug|Any CPU

15
PoweredSoft.DynamicLinq/Helpers/QueryableHelpers.cs
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@ -327,17 +327,8 @@ namespace PoweredSoft.DynamicLinq.Helpers
if (value == null)
return Expression.Constant(null);
// the types.
var valueType = value.GetType();
var memberType = member.Type;
// if match.
if (valueType == memberType)
return Expression.Constant(value);
// attempt a conversion.
object convertedValue = TypeHelpers.ConvertFrom(memberType, value);
return Expression.Constant(convertedValue, memberType);
var convertedValue = PoweredSoft.Types.Converter.To(value, member.Type);
return Expression.Constant(convertedValue, member.Type);
}
public static ConstantExpression ResolveConstant(Expression member, object value, QueryConvertStrategy convertStrategy)
@ -474,7 +465,7 @@ namespace PoweredSoft.DynamicLinq.Helpers
foreach (var o in enumerableValue)
{
if (convertStrategy == QueryConvertStrategy.ConvertConstantToComparedPropertyOrField)
list.Add(TypeHelpers.ConvertFrom(memberExpression.Type, o));
list.Add(PoweredSoft.Types.Converter.To(o, memberExpression.Type));
else
list.Add(o);
}

19
PoweredSoft.DynamicLinq/Helpers/TypeHelpers.cs
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@ -24,26 +24,7 @@ namespace PoweredSoft.DynamicLinq.Helpers
}
public static object ConvertFrom(Type type, object source)
{
object ret = null;
// safe if null.
if (source == null)
return ret;
// not nullable type.
var notNullableType = Nullable.GetUnderlyingType(type);
if (notNullableType == null)
{
ret = Convert.ChangeType(source, type);
return ret;
}
// the ret.
ret = Convert.ChangeType(source, notNullableType);
return ret;
}
/*
/// <summary>

3
PoweredSoft.DynamicLinq/PoweredSoft.DynamicLinq.csproj
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@ -2,7 +2,7 @@
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<GeneratePackageOnBuild>true</GeneratePackageOnBuild>
<GeneratePackageOnBuild>false</GeneratePackageOnBuild>
<Company>Powered Softwares Inc.</Company>
<Authors>David Lebée</Authors>
<Copyright></Copyright>
@ -22,6 +22,7 @@
</ItemGroup>
<ItemGroup>
<PackageReference Include="PoweredSoft.Types" Version="1.0.0" />
<PackageReference Include="System.Reflection.Emit" Version="4.3.0" />
</ItemGroup>