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server.go
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server.go
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//go:generate go run ../../../testdata/gqlgen.go
package main
import (
"log"
"net/http"
"os"
"github.com/99designs/gqlgen/_examples/federation/products/graph"
"github.com/99designs/gqlgen/graphql/handler"
"github.com/99designs/gqlgen/graphql/handler/debug"
"github.com/99designs/gqlgen/graphql/playground"
)
const defaultPort = "4002"
func main() {
port := os.Getenv("PORT")
if port == "" {
port = defaultPort
}
srv := handler.NewDefaultServer(graph.NewExecutableSchema(graph.Config{Resolvers: &graph.Resolver{}}))
srv.Use(&debug.Tracer{})
http.Handle("/", playground.Handler("GraphQL playground", "/query"))
http.Handle("/query", srv)
log.Printf("connect to http://localhost:%s/ for GraphQL playground", port)
log.Fatal(http.ListenAndServe(":"+port, nil))
}