public GraphQLMiddleware(
OwinMiddleware next,
ApplicationContext applicationContext,
GraphQLServerOptions options) : base(next)
{
_applicationContext = applicationContext ?? throw new ArgumentNullException(nameof(applicationContext));
_options = options ?? throw new ArgumentNullException(nameof(options));
}
public static IAppBuilder UseUmbracoGraphQL(this IAppBuilder app,
ApplicationContext applicationContext, GraphQLServerOptions options)
{
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
//var jsonSerializerSettings = new JsonSerializerSettings
//{
// DateFormatHandling = DateFormatHandling.IsoDateFormat,
// DateFormatString = "yyyy'-'MM'-'dd'T'HH':'mm':'ss.FFFFFFF'Z'",
// ContractResolver = new DefaultContractResolver()
//};
//var documentExecuter = new DocumentExecuter();
//var documentWriter = new DocumentWriter(Formatting.None, jsonSerializerSettings);
//var requestExecutor = new RequestExecutor(documentExecuter, documentWriter);
//TODO: Make GraphiQL endpoint configurable
var graphiQLPath = $"/{GlobalSettings.UmbracoMvcArea}/graphiql";
var graphQLPath = $"/{GlobalSettings.UmbracoMvcArea}/graphql";
return(app.Map(graphiQLPath, subApp =>
{
string html;
using (var stream = typeof(AppBuilderExtensions).Assembly.GetManifestResourceStream("Our.Umbraco.GraphQL.Resources.graphiql.html"))
{
using (var reader = new StreamReader(stream))
{
html = reader.ReadToEnd().Replace("${endpointURL}", graphQLPath);
}
}
subApp.Run(async ctx =>
{
ctx.Response.ContentType = "text/html";
await ctx.Response.WriteAsync(html);
});
})
.Map(graphQLPath, subApp =>
{
var corsOptions = new CorsOptions
{
PolicyProvider = options.CorsPolicyProvder
};
subApp.UseCors(corsOptions)
.Use <GraphQLRequestParserMiddleware>()
.Use <GraphQLMiddleware>(applicationContext, options);
}));
}