squidex/backend/src/Squidex.Web/GraphQL/GraphQLRunner.cs

// ==========================================================================
//  Squidex Headless CMS
// ==========================================================================
//  Copyright (c) Squidex UG (haftungsbeschraenkt)
//  All rights reserved. Licensed under the MIT license.
// ==========================================================================

using GraphQL.Server.Transports.AspNetCore;
using Microsoft.AspNetCore.Http;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Net.Http.Headers;

namespace Squidex.Web.GraphQL
{
    public sealed class GraphQLRunner
    {
        private readonly GraphQLHttpMiddleware<DummySchema> middleware;

        public GraphQLRunner(IServiceProvider serviceProvider)
        {
            RequestDelegate next = x => Task.CompletedTask;

            var options = new GraphQLHttpMiddlewareOptions
            {
                DefaultResponseContentType = new MediaTypeHeaderValue("application/json")
            };

            middleware = ActivatorUtilities.CreateInstance<GraphQLHttpMiddleware<DummySchema>>(serviceProvider, next, options);
        }

        public Task InvokeAsync(HttpContext context)
        {
            return middleware.InvokeAsync(context);
        }
    }
}