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// Copyright 2020 New Relic Corporation. All rights reserved.
// SPDX-License-Identifier: Apache-2.0
package nrgraphgophers_test
import (
"log"
"net/http"
"os"
graphql "github.com/graph-gophers/graphql-go"
"github.com/graph-gophers/graphql-go/relay"
"github.com/newrelic/go-agent/v3/integrations/nrgraphgophers"
"github.com/newrelic/go-agent/v3/newrelic"
)
type query struct{}
func (*query) Hello() string { return "hello world" }
func Example() {
// First create your New Relic Application:
app, err := newrelic.NewApplication(
newrelic.ConfigAppName("GraphQL App"),
newrelic.ConfigLicense(os.Getenv("NEW_RELIC_LICENSE_KEY")),
newrelic.ConfigDebugLogger(os.Stdout),
)
if nil != err {
panic(err)
}
querySchema := `type Query { hello: String! }`
// Then add a graphql.Tracer(nrgraphgophers.NewTracer()) option to your
// schema parsing to get field and query segment instrumentation:
opt := graphql.Tracer(nrgraphgophers.NewTracer())
schema := graphql.MustParseSchema(querySchema, &query{}, opt)
// Finally, instrument your request handler using newrelic.WrapHandle
// to create transactions for requests:
http.Handle(newrelic.WrapHandle(app, "/", &relay.Handler{Schema: schema}))
log.Fatal(http.ListenAndServe(":8000", nil))
}
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