server.go

package main

import (
	"log"
	"net/http"
	"os"

	"github.com/99designs/gqlgen/graphql/handler"
	"github.com/99designs/gqlgen/graphql/playground"
	"github.com/bryanpinheiro/go-graphql-todoapi/database"
	"github.com/bryanpinheiro/go-graphql-todoapi/graph"
)

const defaultPort = "8080"

func main() {
	port := os.Getenv("PORT")
	if port == "" {
		port = defaultPort
	}

	// Connect to the database
	database.Connect()

	// Create a new resolver instance
	resolvers := &graph.Resolver{}

	// Create a new executable schema with the resolver
	srv := handler.NewDefaultServer(graph.NewExecutableSchema(graph.Config{Resolvers: resolvers}))

	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))
}