ChilliCream · michaelstaib · Jan 6, 2022 · Jan 6, 2022 · Jan 6, 2022 · Jan 6, 2022
diff --git a/src/HotChocolate/ApolloFederation/.vscode/tasks.json b/src/HotChocolate/ApolloFederation/.vscode/tasks.json
@@ -0,0 +1,24 @@
+{
+    // See https://go.microsoft.com/fwlink/?LinkId=733558
+    // for the documentation about the tasks.json format
+    "version": "2.0.0",
+    "tasks": [
+        {
+            "label": "build",
+            "command": "dotnet",
+            "type": "shell",
+            "args": [
+                "build",
+                // Ask dotnet build to generate full paths for file names.
+                "/property:GenerateFullPaths=true",
+                // Do not generate summary otherwise it leads to duplicate errors in Problems panel
+                "/consoleloggerparameters:NoSummary"
+            ],
+            "group": "build",
+            "presentation": {
+                "reveal": "silent"
+            },
+            "problemMatcher": "$msCompile"
+        }
+    ]
+}
diff --git a/src/HotChocolate/ApolloFederation/ApolloFederation.sln b/src/HotChocolate/ApolloFederation/ApolloFederation.sln
@@ -0,0 +1,56 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio 15
+VisualStudioVersion = 15.0.26124.0
+MinimumVisualStudioVersion = 15.0.26124.0
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "src", "src", "{3638306A-64F0-4B29-8CCA-1F87291928EF}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ApolloFederation", "src\ApolloFederation\ApolloFederation.csproj", "{0DF7AB7F-3B66-4C83-B6C1-739A636E6A51}"
+EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "test", "test", "{F137FB69-3BD8-4B39-A578-C94873112B7F}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ApolloFederation.Tests", "test\ApolloFederation.Tests\ApolloFederation.Tests.csproj", "{BC491D0D-85A2-45A4-A8F5-F644AC7E7C09}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Debug|x64 = Debug|x64
+		Debug|x86 = Debug|x86
+		Release|Any CPU = Release|Any CPU
+		Release|x64 = Release|x64
+		Release|x86 = Release|x86
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{0DF7AB7F-3B66-4C83-B6C1-739A636E6A51}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{0DF7AB7F-3B66-4C83-B6C1-739A636E6A51}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{0DF7AB7F-3B66-4C83-B6C1-739A636E6A51}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{0DF7AB7F-3B66-4C83-B6C1-739A636E6A51}.Debug|x64.Build.0 = Debug|Any CPU
+		{0DF7AB7F-3B66-4C83-B6C1-739A636E6A51}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{0DF7AB7F-3B66-4C83-B6C1-739A636E6A51}.Debug|x86.Build.0 = Debug|Any CPU
+		{0DF7AB7F-3B66-4C83-B6C1-739A636E6A51}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{0DF7AB7F-3B66-4C83-B6C1-739A636E6A51}.Release|Any CPU.Build.0 = Release|Any CPU
+		{0DF7AB7F-3B66-4C83-B6C1-739A636E6A51}.Release|x64.ActiveCfg = Release|Any CPU
+		{0DF7AB7F-3B66-4C83-B6C1-739A636E6A51}.Release|x64.Build.0 = Release|Any CPU
+		{0DF7AB7F-3B66-4C83-B6C1-739A636E6A51}.Release|x86.ActiveCfg = Release|Any CPU
+		{0DF7AB7F-3B66-4C83-B6C1-739A636E6A51}.Release|x86.Build.0 = Release|Any CPU
+		{BC491D0D-85A2-45A4-A8F5-F644AC7E7C09}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{BC491D0D-85A2-45A4-A8F5-F644AC7E7C09}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{BC491D0D-85A2-45A4-A8F5-F644AC7E7C09}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{BC491D0D-85A2-45A4-A8F5-F644AC7E7C09}.Debug|x64.Build.0 = Debug|Any CPU
+		{BC491D0D-85A2-45A4-A8F5-F644AC7E7C09}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{BC491D0D-85A2-45A4-A8F5-F644AC7E7C09}.Debug|x86.Build.0 = Debug|Any CPU
+		{BC491D0D-85A2-45A4-A8F5-F644AC7E7C09}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{BC491D0D-85A2-45A4-A8F5-F644AC7E7C09}.Release|Any CPU.Build.0 = Release|Any CPU
+		{BC491D0D-85A2-45A4-A8F5-F644AC7E7C09}.Release|x64.ActiveCfg = Release|Any CPU
+		{BC491D0D-85A2-45A4-A8F5-F644AC7E7C09}.Release|x64.Build.0 = Release|Any CPU
+		{BC491D0D-85A2-45A4-A8F5-F644AC7E7C09}.Release|x86.ActiveCfg = Release|Any CPU
+		{BC491D0D-85A2-45A4-A8F5-F644AC7E7C09}.Release|x86.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(NestedProjects) = preSolution
+		{0DF7AB7F-3B66-4C83-B6C1-739A636E6A51} = {3638306A-64F0-4B29-8CCA-1F87291928EF}
+		{BC491D0D-85A2-45A4-A8F5-F644AC7E7C09} = {F137FB69-3BD8-4B39-A578-C94873112B7F}
+	EndGlobalSection
+EndGlobal
diff --git a/...ApolloFederation/examples/ApolloFederation.OfficialDemo/Services/Accounts/Accounts.csproj b/...ApolloFederation/examples/ApolloFederation.OfficialDemo/Services/Accounts/Accounts.csproj
@@ -0,0 +1,70 @@
+<Project Sdk="Microsoft.NET.Sdk.Web">
+
+  <PropertyGroup>
+    <TargetFramework>net5.0</TargetFramework>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="HotChocolate.AspNetCore.Playground" Version="10.5.3"/>
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\..\..\..\src\GreenDonut\test\DiagnosticSource.Tests\GreenDonut.DiagnosticSource.Tests.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\ApolloFederation\src\ApolloFederation\ApolloFederation.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\ApolloFederation\test\ApolloFederation.Tests\ApolloFederation.Tests.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\AspNetCore\sample\StarWars\StarWars.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\AspNetCore\src\AspNetCore.Authorization\HotChocolate.AspNetCore.Authorization.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\AspNetCore\src\AspNetCore\HotChocolate.AspNetCore.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\AspNetCore\test\AspNetCore.Authorization.Tests\HotChocolate.AspNetCore.Authorization.Tests.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\AspNetCore\test\AspNetCore.Tests\HotChocolate.AspNetCore.Tests.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Core\src\Abstractions\HotChocolate.Abstractions.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Core\src\Core\HotChocolate.Core.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Core\src\Execution\HotChocolate.Execution.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Core\src\Fetching\HotChocolate.Fetching.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Core\src\Subscriptions.InMemory\HotChocolate.Subscriptions.InMemory.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Core\src\Subscriptions.Redis\HotChocolate.Subscriptions.Redis.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Core\src\Subscriptions\HotChocolate.Subscriptions.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Core\src\Types.CursorPagination\HotChocolate.Types.CursorPagination.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Core\src\Types.OffsetPagination\HotChocolate.Types.OffsetPagination.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Core\src\Types\HotChocolate.Types.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Core\src\Validation\HotChocolate.Validation.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Core\test\Abstractions.Tests\HotChocolate.Abstractions.Tests.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Core\test\Execution.Tests\HotChocolate.Execution.Tests.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Core\test\Fetching.Tests\HotChocolate.Fetching.Tests.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Core\test\StarWars\HotChocolate.StarWars.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Core\test\Subscriptions.InMemory.Tests\HotChocolate.Subscriptions.InMemory.Tests.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Core\test\Subscriptions.Redis.Tests\HotChocolate.Subscriptions.Redis.Tests.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Core\test\Types.CursorPagination.Tests\HotChocolate.Types.CursorPagination.Tests.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Core\test\Types.OffsetPagination.Tests\HotChocolate.Types.OffsetPagination.Tests.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Core\test\Types.Records.Tests\HotChocolate.Types.Records.Tests.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Core\test\Types.Tests.Documentation\HotChocolate.Types.Tests.Documentation.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Core\test\Types.Tests\HotChocolate.Types.Tests.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Core\test\Utilities\HotChocolate.Tests.Utilities.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Core\test\Validation.Tests\HotChocolate.Validation.Tests.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Data\src\Data\HotChocolate.Data.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Data\test\Data.Filters.InMemory.Tests\HotChocolate.Data.Filters.InMemory.Tests.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Data\test\Data.Filters.SqlServer.Tests\HotChocolate.Data.Filters.SqlServer.Tests.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Data\test\Data.Filters.Tests\HotChocolate.Data.Filters.Tests.csproj"/>
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+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Filters\src\Types.Filters\HotChocolate.Types.Filters.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Filters\src\Types.Sorting\HotChocolate.Types.Sorting.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Filters\test\Types.Filters.Mongo.Tests\HotChocolate.Types.Filters.Mongo.Tests.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Filters\test\Types.Filters.Tests\HotChocolate.Types.Filters.Tests.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Filters\test\Types.Sorting.Mongo.Tests\HotChocolate.Types.Sorting.Mongo.Tests.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Filters\test\Types.Sorting.Tests\HotChocolate.Types.Sorting.Tests.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Language\src\Language.SyntaxTree\HotChocolate.Language.SyntaxTree.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Language\src\Language.Utf8\HotChocolate.Language.Utf8.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Language\src\Language.Visitors\HotChocolate.Language.Visitors.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Language\src\Language\HotChocolate.Language.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Language\test\Language.Tests\HotChocolate.Language.Tests.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\PersistedQueries\src\PersistedQueries.FileSystem\HotChocolate.PersistedQueries.FileSystem.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\PersistedQueries\src\PersistedQueries.Redis\HotChocolate.PersistedQueries.Redis.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\PersistedQueries\test\PersistedQueries.FileSystem.Tests\HotChocolate.PersistedQueries.FileSystem.Tests.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\PersistedQueries\test\PersistedQueries.Redis.Tests\HotChocolate.PersistedQueries.Redis.Tests.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Utilities\src\Utilities.Introspection\HotChocolate.Utilities.Introspection.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Utilities\src\Utilities\HotChocolate.Utilities.csproj"/>
+    <ProjectReference Include="..\..\..\..\src\HotChocolate\Utilities\test\Utilities.Tests\HotChocolate.Utilities.Tests.csproj"/>
+  </ItemGroup>
+
+</Project>
diff --git a/...ederation/examples/ApolloFederation.OfficialDemo/Services/Accounts/Data/UserRepository.cs b/...ederation/examples/ApolloFederation.OfficialDemo/Services/Accounts/Data/UserRepository.cs
@@ -0,0 +1,39 @@
+using System.Collections.Generic;
+using System.Linq;
+using Accounts.Models;
+
+namespace Accounts.Data
+{
+    public class UserRepository
+    {
+        private Dictionary<string, User> _users;
+
+
+        public UserRepository()
+        {
+            _users = CreateUsers().ToDictionary(t => t.Id);
+        }
+
+        public User GetUserById(string id)
+        {
+            return _users[id];
+        }
+
+        private static IEnumerable<User> CreateUsers()
+        {
+            yield return new User
+            {
+                Id = "1",
+                Name = "Ada Lovelace",
+                Username = "@ada",
+            };
+
+            yield return new User
+            {
+                Id = "2",
+                Name = "Alan Turing",
+                Username = "@complete",
+            };
+        }
+    }
+}
diff --git a/.../ApolloFederation/examples/ApolloFederation.OfficialDemo/Services/Accounts/Models/User.cs b/.../ApolloFederation/examples/ApolloFederation.OfficialDemo/Services/Accounts/Models/User.cs
@@ -0,0 +1,30 @@
+using System.Linq;
+using System.Security.Cryptography;
+using System.Threading.Tasks;
+using Accounts.Data;
+using HotChocolate;
+using HotChocolate.ApolloFederation;
+using HotChocolate.Language;
+
+namespace Accounts.Models
+{
+    [ReferenceResolver(EntityResolverType = typeof(UserReferenceResolver))]
+    public class User
+    {
+        [Key]
+        public string Id { get; set; }
+        public string Name { get; set; }
+        public string Username { get; set; }
+    }
+
+    public static class UserReferenceResolver
+    {
+        public static async Task<User> GetUserReferenceResolverAsync(
+            [LocalState] ObjectValueNode data,
+            [Service] UserRepository userRepository)
+        {
+            // some code ....
+            return userRepository.GetUserById((string)data.Fields.First(field => field.Name.Value.Equals("id")).Value.Value);
+        }
+    }
+}
diff --git a/...late/ApolloFederation/examples/ApolloFederation.OfficialDemo/Services/Accounts/Program.cs b/...late/ApolloFederation/examples/ApolloFederation.OfficialDemo/Services/Accounts/Program.cs
@@ -0,0 +1,28 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Hosting;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.Hosting;
+using Microsoft.Extensions.Logging;
+
+namespace Accounts
+{
+    public class Program
+    {
+        public static void Main(string[] args)
+        {
+            CreateHostBuilder(args).Build().Run();
+        }
+
+        public static IHostBuilder CreateHostBuilder(string[] args) =>
+            Host.CreateDefaultBuilder(args)
+                .ConfigureWebHostDefaults(
+                    webBuilder =>
+                    {
+                        webBuilder.UseStartup<Startup>();
+                    }
+                );
+    }
+}
diff --git a/...colate/ApolloFederation/examples/ApolloFederation.OfficialDemo/Services/Accounts/Query.cs b/...colate/ApolloFederation/examples/ApolloFederation.OfficialDemo/Services/Accounts/Query.cs
@@ -0,0 +1,14 @@
+using Accounts.Data;
+using Accounts.Models;
+using HotChocolate;
+
+namespace Accounts
+{
+    public class Query
+    {
+        public User Me([Service] UserRepository userRepository)
+        {
+            return userRepository.GetUserById("1");
+        }
+    }
+}
diff --git a/...late/ApolloFederation/examples/ApolloFederation.OfficialDemo/Services/Accounts/Startup.cs b/...late/ApolloFederation/examples/ApolloFederation.OfficialDemo/Services/Accounts/Startup.cs
@@ -0,0 +1,48 @@
+using Accounts.Data;
+using HotChocolate.AspNetCore;
+using HotChocolate.AspNetCore.Playground;
+using Microsoft.AspNetCore.Builder;
+using Microsoft.AspNetCore.Hosting;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Hosting;
+
+namespace Accounts
+{
+    public class Startup
+    {
+        // This method gets called by the runtime. Use this method to add services to the container.
+        // For more information on how to configure your application, visit https://go.microsoft.com/fwlink/?LinkID=398940
+        public void ConfigureServices(IServiceCollection services)
+        {
+            // Add the custom services like repositories etc ...
+            services.AddSingleton<UserRepository>();
+
+            services.AddGraphQLServer()
+                .AddQueryType<Query>()
+                .AddApolloFederation();
+        }
+
+        // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
+        public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
+        {
+            if (env.IsDevelopment())
+            {
+                app.UseDeveloperExceptionPage();
+            }
+
+            app.UseRouting();
+
+            app.UseEndpoints(
+                endpoints =>
+                {
+                    endpoints.MapGraphQL();
+                }
+            );
+            app.UsePlayground(new PlaygroundOptions()
+            {
+                Path = "/playground",
+                QueryPath = "/graphql"
+            });
+        }
+    }
+}
diff --git a/...polloFederation/examples/ApolloFederation.OfficialDemo/Services/Accounts/appsettings.json b/...polloFederation/examples/ApolloFederation.OfficialDemo/Services/Accounts/appsettings.json
@@ -0,0 +1,3 @@
+{
+  "urls": "http://localhost:5001"
+}