Name: GraphQL
Author: Joe McBride

GraphQL — nugetz

> dotnet add package GraphQL

> dotnet add package GraphQL.SystemTextJson
> dotnet add package GraphQL.NewtonsoftJson

> dotnet add package GraphQL.MemoryCache

> dotnet add package GraphQL.DataLoader

> dotnet add package GraphQL.MicrosoftDI

public void ConfigureServices(IServiceCollection services)
{
    services.AddGraphQL(b => b
        .AddSchema<MySchema>()
        .AddSystemTextJson()
        .AddDataLoader()
    );
}

Project / Repository	Description
GraphQL.Net	Sample projects focused on showcasing features of the core GraphQL library, an implementation of the GraphQL specification.
GraphQL.Net Server	Sample projects highlighting features of the server package, including utilities for integrating a GraphQL server with .NET Web APIs.
Examples	Community-provided examples. These may not represent officially supported patterns but show how others use the library.
GraphQL.Net Client	Example implementations for the GraphQL client library.
Full Stack App Template	Production-ready template for building full-stack applications with .NET, React, TypeScript, and GraphQL.NET. Features Microsoft OAuth, Entity Framework Core, automated CI/CD, type-safe development from database to UI, and monorepo architecture with single deployment.

using System;
using System.Threading.Tasks;
using GraphQL;
using GraphQL.Types;
using GraphQL.SystemTextJson; // First add PackageReference to GraphQL.SystemTextJson

var schema = Schema.For(@"
  type Query {
    hello: String
  }
");

var root = new { Hello = "Hello World!" };
var json = await schema.ExecuteAsync(_ =>
{
  _.Query = "{ hello }";
  _.Root = root;
});

Console.WriteLine(json);

public class Droid
{
  public string Id { get; set; }
  public string Name { get; set; }
}

public class Query
{
  [GraphQLMetadata("droid")]
  public Droid GetDroid()
  {
    return new Droid { Id = "123", Name = "R2-D2" };
  }
}

var schema = Schema.For(@"
  type Droid {
    id: ID
    name: String
  }

  type Query {
    droid: Droid
  }
", _ => {
    _.Types.Include<Query>();
});

var json = await schema.ExecuteAsync(_ =>
{
  _.Query = "{ droid { id name } }";
});

public class Droid
{
  public string Id { get; set; }
  public string Name { get; set; }
}

public class Query
{
  private List<Droid> _droids = new List<Droid>
  {
    new Droid { Id = "123", Name = "R2-D2" }
  };

  [GraphQLMetadata("droid")]
  public Droid GetDroid(string id)
  {
    return _droids.FirstOrDefault(x => x.Id == id);
  }
}

var schema = Schema.For(@"
  type Droid {
    id: ID
    name: String
  }

  type Query {
    droid(id: ID): Droid
  }
", _ => {
    _.Types.Include<Query>();
});

var json = await schema.ExecuteAsync(_ =>
{
  _.Query = $"{{ droid(id: \"123\") {{ id name }} }}";
});

joemcbride/GraphQLv8.8.3

Get Started

Readme

GraphQL for .NET

Documentation

Debugging

Installation

1. GraphQL.NET engine

2. Serialization

3. Document Caching

4. DataLoader

5. Subscriptions

6. Dependency Injection

Examples

Ahead-of-time compilation

Training

Upgrade Guides

Basic Usage

Hello World

Schema First Approach

Parameters

Roadmap

Grammar / AST

Operation Execution

Validation

Schema Introspection

Publishing NuGet packages

Contributors

Backers

Sponsors

Links

Keywords

Maintainers

Package	Downloads	NuGet Latest
GraphQL
GraphQL.SystemTextJson
GraphQL.NewtonsoftJson
GraphQL.MemoryCache
GraphQL.DataLoader
GraphQL.MicrosoftDI