Update getting started for 0.4.0

gettingstarted/gqlgen.yml

@@ -1,11 +1,17 @@
+# .gqlgen.yml example
+#
+# Refer to https://gqlgen.com/config/
+# for detailed .gqlgen.yml documentation.
+
 schema: schema.graphql
 exec:
-  filename: graph/generated.go
+  filename: generated.go
 model:
-  filename: model/generated.go
+  filename: models_gen.go
+resolver:
+  filename: resolver.go
+  type: Resolver
 
 models:
   Todo:
-    model: github.com/vektah/gqlgen-tutorials/gettingstarted/model.Todo
-  User:
-    model: github.com/vektah/gqlgen-tutorials/gettingstarted/model.User
+    model: github.com/vektah/gqlgen-tutorials/gettingstarted.Todo

gettingstarted/resolver.go

@@ -0,0 +1,47 @@
+//go:generate gorunpkg github.com/vektah/gqlgen
+
+package gettingstarted
+
+import (
+	context "context"
+	"fmt"
+	"math/rand"
+)
+
+type Resolver struct{
+	todos []Todo
+}
+
+func (r *Resolver) Mutation() MutationResolver {
+	return &mutationResolver{r}
+}
+func (r *Resolver) Query() QueryResolver {
+	return &queryResolver{r}
+}
+func (r *Resolver) Todo() TodoResolver {
+	return &todoResolver{r}
+}
+
+type mutationResolver struct{ *Resolver }
+
+func (r *mutationResolver) CreateTodo(ctx context.Context, input NewTodo) (Todo, error) {
+	todo := Todo{
+		Text:   input.Text,
+		ID:     fmt.Sprintf("T%d", rand.Int()),
+		UserID: input.UserID,
+	}
+	r.todos = append(r.todos, todo)
+	return todo, nil
+}
+
+type queryResolver struct{ *Resolver }
+
+func (r *queryResolver) Todos(ctx context.Context) ([]Todo, error) {
+	return r.todos, nil
+}
+
+type todoResolver struct{ *Resolver }
+
+func (r *todoResolver) User(ctx context.Context, obj *Todo) (User, error) {
+	return User{ID: obj.UserID, Name: "user " + obj.UserID}, nil
+}

gettingstarted/schema.graphql

@@ -16,9 +16,9 @@ type Query {
 
 input NewTodo {
   text: String!
-  user: String!
+  userId: String!
 }
 
 type Mutation {
   createTodo(input: NewTodo!): Todo!
-}
+}

gettingstarted/server/server.go

@@ -0,0 +1,25 @@
+package main
+
+import (
+	"log"
+	"net/http"
+	"os"
+
+	gettingstarted "github.com/vektah/gqlgen-tutorials/gettingstarted"
+	"github.com/vektah/gqlgen/handler"
+)
+
+const defaultPort = "8080"
+
+func main() {
+	port := os.Getenv("PORT")
+	if port == "" {
+		port = defaultPort
+	}
+
+	http.Handle("/", handler.Playground("GraphQL playground", "/query"))
+	http.Handle("/query", handler.GraphQL(gettingstarted.NewExecutableSchema(gettingstarted.Config{Resolvers: &gettingstarted.Resolver{}})))
+
+	log.Printf("connect to http://localhost:%s/ for GraphQL playground", port)
+	log.Fatal(http.ListenAndServe(":"+port, nil))
+}

gettingstarted/model/todo.go → gettingstarted/todo.go

@@ -1,4 +1,4 @@
-package model
+package gettingstarted
 
 type Todo struct {
 	ID     string