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|
package main
import (
"log"
"net/http"
"github.com/graph-gophers/graphql-go"
"github.com/graph-gophers/graphql-go/relay"
)
var sdl = `
type Query {
hi: String!
_service: Service!
}
type Service {
sdl: String!
}
`
type resolver struct {
Service func() Service `graphql:"_service"`
}
func (r *resolver) Hi() string {
return "Hi from subgraph two!"
}
func service(s string) func() Service {
return func() Service {
return Service{SDL: s}
}
}
type Service struct {
SDL string
}
func main() {
opts := []graphql.SchemaOpt{graphql.UseFieldResolvers(), graphql.MaxParallelism(20)}
schema := graphql.MustParseSchema(sdl, &resolver{Service: service(sdl)}, opts...)
http.Handle("/query", &relay.Handler{Schema: schema})
log.Fatal(http.ListenAndServe(":4002", nil))
}
|
