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ApplicationBuilderExtensions.cs
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ApplicationBuilderExtensions.cs
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using System;
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Http;
using HotChocolate.AspNetCore.Subscriptions;
namespace HotChocolate.AspNetCore
{
public static class ApplicationBuilderExtensions
{
public static IApplicationBuilder UseGraphQL(
this IApplicationBuilder applicationBuilder)
{
return applicationBuilder
.UseGraphQL(new QueryMiddlewareOptions());
}
public static IApplicationBuilder UseGraphQL(
this IApplicationBuilder applicationBuilder,
PathString path)
{
var options = new QueryMiddlewareOptions
{
Path = path.HasValue ? path : new PathString("/")
};
return applicationBuilder
.UseGraphQL(options);
}
public static IApplicationBuilder UseGraphQL(
this IApplicationBuilder applicationBuilder,
QueryMiddlewareOptions options)
{
if (applicationBuilder == null)
{
throw new ArgumentNullException(nameof(applicationBuilder));
}
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
applicationBuilder
.UseGraphQLHttpPost(new HttpPostMiddlewareOptions
{
Path = options.Path,
ParserOptions = options.ParserOptions,
MaxRequestSize = options.MaxRequestSize
})
.UseGraphQLHttpGet(new HttpGetMiddlewareOptions
{
Path = options.Path
})
.UseGraphQLHttpGetSchema(new HttpGetSchemaMiddlewareOptions
{
Path = options.Path.Add(new PathString("/schema"))
});
if (options.EnableSubscriptions)
{
applicationBuilder.UseGraphQLSubscriptions(
new SubscriptionMiddlewareOptions
{
ParserOptions = options.ParserOptions,
Path = options.SubscriptionPath
});
}
return applicationBuilder;
}
}
}