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2026-04-04 04:31:30 +03:00
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73
Stores/Esiur.Stores.EntityCore/EntityResource.cs Normal file
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/*
Copyright (c) 2020 Ahmed Kh. Zamil
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/
using Microsoft.EntityFrameworkCore;
using System;
using System.Collections.Generic;
using System.Text;
using Esiur.Core;
using Esiur.Resource;
using System.ComponentModel.DataAnnotations.Schema;
using System.ComponentModel;
using System.Runtime.CompilerServices;
namespace Esiur.Stores.EntityCore;
public class EntityResource : IResource
{
//[NotMapped]
//internal object _PrimaryId;
public event DestroyedEvent OnDestroy;
//public event PropertyChangedEventHandler PropertyChanged;
[NotMapped]
public Instance Instance { get; set; }
public EntityResource()
{
}
protected virtual void Create()
{
}
public AsyncReply<bool> Trigger(ResourceTrigger trigger)
{
if (trigger == ResourceTrigger.Initialize)
Create();
return new AsyncReply<bool>(true);
}
public void Destroy()
{
OnDestroy?.Invoke(this);
}
}

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Stores/Esiur.Stores.EntityCore/EntityStore.cs Normal file
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/*
Copyright (c) 2020 Ahmed Kh. Zamil
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/
using Esiur.Core;
using Esiur.Data;
using Esiur.Resource;
using Microsoft.EntityFrameworkCore;
using System;
using System.Collections.Generic;
using Esiur.Proxy;
using System.Linq;
using Microsoft.EntityFrameworkCore.Metadata;
using System.Reflection;
using Esiur.Security.Authority;
using System.Collections;
using Esiur.Data.Types;
namespace Esiur.Stores.EntityCore;
public class EntityStore : IStore
{
public Instance Instance { get; set; }
bool initialized = false;
public bool Initialized => initialized;
public event DestroyedEvent OnDestroy;
Dictionary<Type, Dictionary<object, WeakReference>> DB = new Dictionary<Type, Dictionary<object, WeakReference>>();
object DBLock = new object();
Dictionary<string, EntityTypeInfo> TypesByName = new Dictionary<string, EntityTypeInfo>();
internal Dictionary<Type, EntityTypeInfo> TypesByType = new Dictionary<Type, EntityTypeInfo>();
[Attribute]
public Func<DbContext> Getter { get; set; }
public AsyncReply<IResource> Get(string path)
{
var p = path.Split('/');
var ti = TypesByName[p[0]];
var id = Convert.ChangeType(p[1], ti.PrimaryKey.PropertyType);
// Get db
using (var db = Getter())
{
var res = db.Find(ti.Type.ClrType, id) as IResource;
if (res == null)
{
return new AsyncReply<IResource>(null);
//var rt = new AsyncReply<IResource>();
//rt.TriggerError(new AsyncException(ErrorType.Management,
// (ushort)ExceptionCode.ResourceNotFound, "Resource not found."));
//return rt;
}
// load navigation properties
var ent = db.Entry(res);
foreach (var rf in ent.References)
{
rf.Load();
}
foreach(var col in ent.Collections)
{
col.Load();
}
//var refs = ent.References.ToList();
db.Dispose();
return new AsyncReply<IResource>(res);
}
}
public AsyncReply<bool> Put(IResource resource, string path)
{
if (resource == this)
return new AsyncReply<bool>(true);
var type = ResourceProxy.GetBaseType(resource);
var eid = TypesByType[type].PrimaryKey.GetValue(resource);
lock (DBLock)
{
if (DB[type].ContainsKey(eid))
DB[type].Remove(eid);
DB[type].Add(eid, new WeakReference(resource));
}
return new AsyncReply<bool>(true);
}
public IResource GetById(Type type, object id)
{
if (!initialized)
throw new Exception("Store is not initialized. Make sure the Warehouse is open.");
lock (DBLock)
{
if (!DB[type].ContainsKey(id))
return null;
if (!DB[type][id].IsAlive)
return null;
return DB[type][id].Target as IResource;
}
}
//public T CreateDB()
//{
//}
//DbContext dbContext;
//[Attribute]
//public DbContext DbContext { get; set; }
public string Link(IResource resource)
{
var type = ResourceProxy.GetBaseType(resource.GetType());
var id = TypesByType[type].PrimaryKey.GetValue(resource);
//DbContext.Model.FindEntityType(type).DisplayName();
// DbContext.Model.FindEntityType(type).DisplayName
//var entityType = DbContext.Model.FindEntityType(type);
//var id = entityType.FindPrimaryKey().Properties
// .FirstOrDefault()?.PropertyInfo
// .GetValue(resource);
// var id = Types
if (id != null)
return this.Instance.Name + "/" + type.Name + "/" + id.ToString();
else
return this.Instance.Name + "/" + type.Name;
}
public bool Record(IResource resource, string propertyName, object value, ulong? age, DateTime? dateTime)
{
return true;
//throw new NotImplementedException();
}
public bool Modify(IResource resource, PropertyDef propertyDef, object value, ulong? age, DateTime? dateTime)
{
return true;
//throw new NotImplementedException();
}
public AsyncReply<bool> AddChild(IResource parent, IResource child)
{
throw new NotImplementedException();
}
public AsyncReply<bool> RemoveChild(IResource parent, IResource child)
{
throw new NotImplementedException();
}
public AsyncReply<bool> AddParent(IResource child, IResource parent)
{
throw new NotImplementedException();
}
public AsyncReply<bool> RemoveParent(IResource child, IResource parent)
{
throw new NotImplementedException();
}
public AsyncBag<T> Children<T>(IResource resource, string name) where T : IResource
{
return new AsyncBag<T>(null);
}
public AsyncBag<T> Parents<T>(IResource resource, string name) where T : IResource
{
throw new NotImplementedException();
}
public AsyncReply<KeyList<PropertyDef, PropertyValue[]>> GetRecord(IResource resource, DateTime fromDate, DateTime toDate)
{
throw new NotImplementedException();
}
internal DbContextOptions Options { get; set; }
public AsyncReply<bool> Trigger(ResourceTrigger trigger)
{
if (trigger == ResourceTrigger.Initialize)// SystemInitialized && DbContext != null)
{
if (Getter == null)
throw new Exception("Getter is not set for the store.");
// DbContextProvider = () => Activator.CreateInstance(Options.Options.ContextType, Options.Options) as DbContext;
ReloadModel();
initialized = true;
}
return new AsyncReply<bool>(true);
}
public void ReloadModel()
{
TypesByName.Clear();
TypesByType.Clear();
var context = Getter();
var types = context.Model.GetEntityTypes();
foreach (var t in types)
{
var ti = new EntityTypeInfo()
{
Name = t.ClrType.Name,
PrimaryKey = t.FindPrimaryKey().Properties.FirstOrDefault()?.PropertyInfo,
Type = t,
//Getter = getter
};
TypesByName.Add(t.ClrType.Name, ti);
TypesByType.Add(t.ClrType, ti);
if (!DB.ContainsKey(t.ClrType))
DB.Add(t.ClrType, new Dictionary<object, WeakReference>());
}
}
public void Destroy()
{
OnDestroy?.Invoke(this);
}
public AsyncReply<bool> Remove(IResource resource)
{
var type = ResourceProxy.GetBaseType(resource);
var eid = TypesByType[type].PrimaryKey.GetValue(resource);
lock (DBLock)
{
if (DB[type].ContainsKey(eid))
{
DB[type].Remove(eid);
return new AsyncReply<bool>(true);
}
}
return new AsyncReply<bool>(false);
}
public AsyncReply<bool> Remove(string path)
{
throw new NotImplementedException();
}
public AsyncReply<bool> Move(IResource resource, string newPath)
{
throw new NotImplementedException();
}
}

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Stores/Esiur.Stores.EntityCore/EntityTypeInfo.cs Normal file
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using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.Metadata;
using System;
using System.Collections.Generic;
using System.Reflection;
using System.Text;
namespace Esiur.Stores.EntityCore;
struct EntityTypeInfo
{
public string Name;
public IEntityType Type;
public PropertyInfo PrimaryKey;
// public Func<DbContext> Getter;
}

34
Stores/Esiur.Stores.EntityCore/Esiur.Stores.EntityCore.csproj Normal file
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<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>net10.0</TargetFramework>
<AssemblyName>Esiur.Stores.EntityCore</AssemblyName>
<Authors>Ahmed Kh. Zamil</Authors>
<Company>Esiur Foundation</Company>
<Description>Esiur for Entity Framework Core</Description>
<Product>Esiur Entity Framework Extension</Product>
<GeneratePackageOnBuild>true</GeneratePackageOnBuild>
<PackageId>Esiur.Stores.EntityCore</PackageId>
<Version>1.3.4</Version>
<LangVersion>latest</LangVersion>
<PackageLicenseExpression>MIT</PackageLicenseExpression>
</PropertyGroup>
<ItemGroup>
<Compile Remove="EntityResource.cs" />
</ItemGroup>
<ItemGroup>
<None Include="EntityResource.cs" />
</ItemGroup>
<ItemGroup>
<PackageReference Include="Microsoft.EntityFrameworkCore" Version="8.0.10" />
<PackageReference Include="System.Collections" Version="4.3.0" />
</ItemGroup>
<ItemGroup>
<ProjectReference Include="..\..\Libraries\Esiur\Esiur.csproj" />
</ItemGroup>
</Project>

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Stores/Esiur.Stores.EntityCore/EsiurExtensionOptions.cs Normal file
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/*
Copyright (c) 2020 Ahmed Kh. Zamil
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/
using Microsoft.EntityFrameworkCore.Infrastructure;
using Microsoft.Extensions.DependencyInjection;
using System;
using System.Collections.Generic;
using System.Text;
using Microsoft.EntityFrameworkCore.Metadata.Conventions.Infrastructure;
using Microsoft.EntityFrameworkCore.Metadata.Conventions.Internal;
using Microsoft.EntityFrameworkCore.Utilities;
using System.Linq;
using Microsoft.EntityFrameworkCore.Metadata;
using System.Reflection;
using Esiur.Proxy;
using Microsoft.EntityFrameworkCore;
using Esiur.Resource;
namespace Esiur.Stores.EntityCore;
public class EsiurExtensionOptions : IDbContextOptionsExtension
{
//public Dictionary<Type, PropertyInfo> Cache { get; } = new Dictionary<Type, PropertyInfo>();
//public void AddType(IEntityType type)
//{
// if (!Cache.ContainsKey(type.ClrType))
// Cache.Add(type.ClrType, type.FindPrimaryKey().Properties[0].PropertyInfo);
//}
DbContextOptionsExtensionInfo _info;
EntityStore _store;
Warehouse _warehouse;
public DbContextOptionsExtensionInfo Info => _info;
public EntityStore Store => _store;
public Warehouse Warehouse => _warehouse;
public void ApplyServices(IServiceCollection services)
{
// services.AddEntityFrameworkProxies();
new EntityFrameworkServicesBuilder(services)
.TryAdd<IConventionSetPlugin, EsiurPlugin>();
}
public void Validate(IDbContextOptions options)
{
var internalServiceProvider = options.FindExtension<CoreOptionsExtension>()?.InternalServiceProvider;
if (internalServiceProvider != null)
{
var scope = internalServiceProvider.CreateScope();
var conventionPlugins = scope.ServiceProvider.GetService<IEnumerable<IConventionSetPlugin>>();
if (conventionPlugins?.Any(s => s is EsiurPlugin) == false)
{
throw new InvalidOperationException("");
}
}
}
public EsiurExtensionOptions(EntityStore store)
{
_info = new ExtensionInfo(this);
_store = store;
_warehouse = store.Instance.Warehouse;
}
private sealed class ExtensionInfo : DbContextOptionsExtensionInfo
{
public ExtensionInfo(IDbContextOptionsExtension extension)
: base(extension)
{
}
private new EsiurExtensionOptions Extension
=> (EsiurExtensionOptions)base.Extension;
public override bool IsDatabaseProvider => false;
public override string LogFragment => "Esiur";
public override int GetServiceProviderHashCode() => 2312;
public override void PopulateDebugInfo(IDictionary<string, string> debugInfo)
{
}
public override bool ShouldUseSameServiceProvider(DbContextOptionsExtensionInfo other)
{
return true;
}
}
}

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Stores/Esiur.Stores.EntityCore/EsiurExtensions.cs Normal file
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/*
Copyright (c) 2020 Ahmed Kh. Zamil
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/
using Esiur.Core;
using Esiur.Data;
using Esiur.Misc;
using Esiur.Proxy;
using Esiur.Resource;
using Esiur.Security.Permissions;
using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.Infrastructure;
using Microsoft.Extensions.DependencyInjection;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
using System.Text;
namespace Esiur.Stores.EntityCore;
public static class EsiurExtensions
{
//public static T CreateResource<T>(this DbContext dbContext, object properties = null) where T:class,IResource
//{
// return dbContext.GetInfrastructure().CreateResource<T>(properties);
//}
public static DbSet<object> SetByType(this DbContext context, Type t)
{
return (DbSet<object>)context.GetType().GetMethod("Set").MakeGenericMethod(t).Invoke(context, new object[0]);
}
public static T AddResource<T>(this DbSet<T> dbSet, T resource) where T : class, IResource
=> AddResourceAsync(dbSet, resource).Wait();
public static async AsyncReply<T> AddResourceAsync<T>(this DbSet<T> dbSet, T resource) where T : class, IResource
{
var options = dbSet.GetInfrastructure().GetService<IDbContextOptions>().FindExtension<EsiurExtensionOptions>();
var store = options.Store;
if (store == null)
throw new Exception("Store not set, please call 'UseEsiur' on your DbContextOptionsBuilder.");
if (!store.Initialized)
throw new Exception("Store not initialized. Make sure the Warehouse is open");
var manager = store.Instance.Managers.FirstOrDefault();// > 0 ? store.Instance.Managers.First() : null;
//var db = dbSet.GetService<ICurrentDbContext>().Context;
//var resource = dbSet.GetInfrastructure().CreateResource<T>(properties);
//var resource = Warehouse.New<T>("", options.Store, null, null, null, properties);
var resType = typeof(T);
var proxyType = ResourceProxy.GetProxy(resType);
IResource res;
if (proxyType == resType)
{
res = resource;
}
else
{
res = Activator.CreateInstance(proxyType) as IResource;
var ps = Map<string,object>.FromObject(resource);
foreach (var p in ps)
{
var mi = resType.GetMember(p.Key, System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Instance)
.FirstOrDefault();
if (mi != null)
{
if (mi is PropertyInfo)
{
var pi = mi as PropertyInfo;
if (pi.CanWrite)
{
try
{
pi.SetValue(res, p.Value);
}
catch (Exception ex)
{
Global.Log(ex);
}
}
}
else if (mi is FieldInfo)
{
try
{
(mi as FieldInfo).SetValue(res, p.Value);
}
catch (Exception ex)
{
Global.Log(ex);
}
}
}
}
}
//await Warehouse.Put<T>("", null, null, null, null, properties);
var entity = dbSet.Add((T)res);
await entity.Context.SaveChangesAsync();
var id = store.TypesByType[typeof(T)].PrimaryKey.GetValue(resource);
await options.Warehouse.Put($"{store.Instance.Name}/{typeof(T).Name}/{id}", res, 0, manager);
return (T)res;
}
//public static async AsyncReply<T> CreateResourceAsync<T>(this IServiceProvider serviceProvider, T properties = null) where T : class, IResource
//{
// var options = serviceProvider.GetService<IDbContextOptions>().FindExtension<EsiurExtensionOptions<T>>();
// var resource = await Warehouse.New<T>("", options.Store, null, null, null, properties);
// resource.Instance.Managers.AddRange(options.Store.Instance.Managers.ToArray());
// return resource;
//}
//public static T CreateResource<T>(this IServiceProvider serviceProvider, object properties = null) where T : class, IResource
// => CreateResourceAsync<T>(serviceProvider, properties).Wait();
public static DbContextOptionsBuilder UseEsiur(this DbContextOptionsBuilder optionsBuilder,
EntityStore store,
Func<DbContext> getter = null
//IServiceCollection services = null
//string name = null,
//IResource parent = null,
//IPermissionsManager manager = null,
//Func<DbContext> dbContextProvider = null
)
{
var extension = optionsBuilder.Options.FindExtension<EsiurExtensionOptions>();
if (extension == null)
{
if (store == null)
return optionsBuilder;
store.Options = optionsBuilder.Options;
extension = new EsiurExtensionOptions(store);
}
((IDbContextOptionsBuilderInfrastructure)optionsBuilder).AddOrUpdateExtension(extension);
return optionsBuilder;
}
//public static DbContextOptionsBuilder<TContext> UseEsiur<TContext>(
// this DbContextOptionsBuilder<TContext> optionsBuilder,
// //DbContext context,
// string name = null,
// IResource parent = null,
// IPermissionsManager manager = null,
// Func<DbContext> dbContextProvider = null)
// where TContext : DbContext
//{
// var extension = optionsBuilder.Options.FindExtension<EsiurExtensionOptions>();
// if (extension == null)
// {
// var store = Warehouse.New<EntityStore>(name, null, parent, manager, new { Options = optionsBuilder, DbContextProvider = dbContextProvider }).Wait();
// extension = new EsiurExtensionOptions(store);
// //store.Options = optionsBuilder;
// //store.Options = extension;
// //store.DbContext = context;
// }
// ((IDbContextOptionsBuilderInfrastructure)optionsBuilder).AddOrUpdateExtension(extension);
// return optionsBuilder;
//}
}

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Stores/Esiur.Stores.EntityCore/EsiurPlugin.cs Normal file
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/*
Copyright (c) 2020 Ahmed Kh. Zamil
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/
using Microsoft.EntityFrameworkCore.Infrastructure;
using Microsoft.EntityFrameworkCore.Metadata.Conventions;
using Microsoft.EntityFrameworkCore.Metadata.Conventions.Infrastructure;
//using Microsoft.EntityFrameworkCore.Proxies.Internal;
using System;
using System.Collections.Generic;
using System.Text;
namespace Esiur.Stores.EntityCore;
public class EsiurPlugin : IConventionSetPlugin
{
private readonly IDbContextOptions _options;
private readonly ProviderConventionSetBuilderDependencies _conventionSetBuilderDependencies;
public EsiurPlugin(
IDbContextOptions options,
ProviderConventionSetBuilderDependencies conventionSetBuilderDependencies)
{
_options = options;
_conventionSetBuilderDependencies = conventionSetBuilderDependencies;
}
public ConventionSet ModifyConventions(ConventionSet conventionSet)
{
var extension = _options.FindExtension<EsiurExtensionOptions>();
conventionSet.ModelFinalizingConventions.Add(new EsiurProxyRewrite(
extension,
_conventionSetBuilderDependencies));
return conventionSet;
}
}

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Stores/Esiur.Stores.EntityCore/EsiurProxyRewrite.cs Normal file
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/*
Copyright (c) 2020 Ahmed Kh. Zamil
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/
using System;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
using System.Text;
using Esiur.Proxy;
using Esiur.Resource;
using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.Infrastructure;
using Microsoft.EntityFrameworkCore.Internal;
using Microsoft.EntityFrameworkCore.Metadata;
using Microsoft.EntityFrameworkCore.Metadata.Builders;
using Microsoft.EntityFrameworkCore.Metadata.Conventions;
using Microsoft.EntityFrameworkCore.Metadata.Conventions.Infrastructure;
using Microsoft.EntityFrameworkCore.Metadata.Internal;
using Esiur.Data;
namespace Esiur.Stores.EntityCore;
public class EsiurProxyRewrite : IModelFinalizingConvention
{
private static readonly MethodInfo _createInstance
= typeof(EsiurProxyRewrite).GetTypeInfo().GetDeclaredMethod(nameof(EsiurProxyRewrite.CreateInstance));
private readonly ConstructorBindingConvention _directBindingConvention;
public static object CreateInstance(IDbContextOptions dbContextOptions,
IEntityType entityType,
object[] properties)
{
var id = properties.First();
var options = dbContextOptions.FindExtension<EsiurExtensionOptions>();
var manager = options.Store.Instance.Managers.Count > 0 ? options.Store.Instance.Managers.First() : null;
var cache = options.Store.GetById(entityType.ClrType, id);
if (cache != null && cache.Instance != null)
{
return cache;
}
if (Codec.ImplementsInterface(entityType.ClrType, typeof(IResource)))
{
// check if the object exists
var obj = options.Warehouse.Create(entityType.ClrType) as IResource;
options.Store.TypesByType[entityType.ClrType].PrimaryKey.SetValue(obj, id);
options.Warehouse.Put($"{options.Store.Instance.Name}/{entityType.ClrType.Name}/{id}", obj, 0, manager).Wait();
return obj;
}
else
{
// record
var obj = Activator.CreateInstance(entityType.ClrType);
options.Store.TypesByType[entityType.ClrType].PrimaryKey.SetValue(obj, id);
return obj;
}
}
public EsiurProxyRewrite(EsiurExtensionOptions ext, ProviderConventionSetBuilderDependencies conventionSetBuilderDependencies)
{
_directBindingConvention = new ConstructorBindingConvention(conventionSetBuilderDependencies);
}
public void ProcessModelFinalizing(IConventionModelBuilder modelBuilder, IConventionContext<IConventionModelBuilder> context)
{
foreach (var entityType in modelBuilder.Metadata.GetEntityTypes())
{
if (!Codec.ImplementsInterface(entityType.ClrType, typeof(IResource)))
continue;
var proxyType = ResourceProxy.GetProxy(entityType.ClrType);
// var ann = entityType.GetAnnotation(CoreAnnotationNames.ConstructorBinding);
#pragma warning disable EF1001 // Internal EF Core API usage.
var binding = ((EntityType)entityType).ConstructorBinding;// (InstantiationBinding)entityType[CoreAnnotationNames.ConstructorBinding];
#pragma warning restore EF1001 // Internal EF Core API usage.
if (binding == null)
{
_directBindingConvention.ProcessModelFinalizing(modelBuilder, context);
#pragma warning disable EF1001 // Internal EF Core API usage.
binding = ((EntityType)entityType).ConstructorBinding; // (InstantiationBinding)entityType[CoreAnnotationNames.ConstructorBinding];
#pragma warning restore EF1001 // Internal EF Core API usage.
}
try
{
var key = entityType.FindPrimaryKey().Properties.First();
if (key == null)
continue;
((EntityType)entityType).SetConstructorBinding(
UpdateConstructorBindings(key, proxyType),
ConfigurationSource.Convention);
binding = ((EntityType)entityType).ServiceOnlyConstructorBinding;
if (binding != null)
{
((EntityType)entityType).SetServiceOnlyConstructorBinding(
UpdateConstructorBindings(key, proxyType),
ConfigurationSource.Convention);
}
// entityType.SetAnnotation(
//#pragma warning disable EF1001 // Internal EF Core API usage.
// CoreAnnotationNames.ConstructorBinding,
//#pragma warning restore EF1001 // Internal EF Core API usage.
// new FactoryMethodBinding(
// _createInstance,
// new List<ParameterBinding>
// {
// new DependencyInjectionParameterBinding(typeof(IDbContextOptions), typeof(IDbContextOptions)),
// new EntityTypeParameterBinding(),
// //new PropertyParameterBinding(key)
// // constructor arguments
// //new ObjectArrayParameterBinding(binding.ParameterBindings),
// //new ContextParameterBinding(typeof(DbContext)),
// //new ObjectArrayParameterBinding(entityType.FindPrimaryKey().Properties.Select(x=>new PropertyParameterBinding(x)).ToArray())
// new ObjectArrayParameterBinding(new ParameterBinding[]{
// new PropertyParameterBinding(key) })
// //})
// // new Microsoft.EntityFrameworkCore.Metadata.ObjectArrayParameterBinding(),
// //new ObjectArrayParameterBinding()
// },
// proxyType));
}
catch
{
}
}
}
private InstantiationBinding UpdateConstructorBindings(
IConventionProperty key,
Type proxyType)
{
return new FactoryMethodBinding(
_createInstance,
new List<ParameterBinding>
{
new DependencyInjectionParameterBinding(typeof(IDbContextOptions), typeof(IDbContextOptions)),
new EntityTypeParameterBinding(),
new ObjectArrayParameterBinding(new ParameterBinding[]{
new PropertyParameterBinding((IProperty)key) })
},
proxyType);
}
}

8
Stores/Esiur.Stores.EntityCore/GlobalSuppressions.cs Normal file
View File

@@ -0,0 +1,8 @@
// This file is used by Code Analysis to maintain SuppressMessage
// attributes that are applied to this project.
// Project-level suppressions either have no target or are given
// a specific target and scoped to a namespace, type, member, etc.
using System.Diagnostics.CodeAnalysis;
[assembly: SuppressMessage("Usage", "EF1001:Internal EF Core API usage.", Justification = "<Pending>", Scope = "member", Target = "~M:Esiur.Stores.EntityCore.EsiurProxyRewrite.ProcessModelFinalizing(Microsoft.EntityFrameworkCore.Metadata.Builders.IConventionModelBuilder,Microsoft.EntityFrameworkCore.Metadata.Conventions.IConventionContext{Microsoft.EntityFrameworkCore.Metadata.Builders.IConventionModelBuilder})")]

7
Stores/Esiur.Stores.EntityCore/Properties/launchSettings.json Normal file
View File

@@ -0,0 +1,7 @@
{
"profiles": {
"Esiur.Stores.EntityCore": {
"commandName": "Project"
}
}
}