/
server.go
84 lines (74 loc) · 2.37 KB
/
server.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
// Copyright 2019-present Facebook
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package main
import (
"context"
"net/http"
"entgo.io/contrib/entgql"
todopulid "entgo.io/contrib/entgql/internal/todopulid"
"entgo.io/contrib/entgql/internal/todopulid/ent"
"entgo.io/contrib/entgql/internal/todopulid/ent/todo"
"github.com/99designs/gqlgen/graphql/handler"
"github.com/99designs/gqlgen/graphql/handler/debug"
"github.com/99designs/gqlgen/graphql/playground"
"github.com/alecthomas/kong"
"go.uber.org/zap"
_ "entgo.io/contrib/entgql/internal/todopulid/ent/runtime"
_ "github.com/mattn/go-sqlite3"
)
func main() {
var cli struct {
Addr string `name:"address" default:":8081" help:"Address to listen on."`
Debug bool `name:"debug" help:"Enable debugging mode."`
}
kong.Parse(&cli)
log, _ := zap.NewDevelopment()
client, err := ent.Open(
"sqlite3",
"file:ent?mode=memory&cache=shared&_fk=1",
)
client = client.Debug()
if err != nil {
log.Fatal("opening ent client", zap.Error(err))
}
ctx := context.Background()
if err := client.Schema.Create(ctx); err != nil {
log.Fatal("running schema migration", zap.Error(err))
}
if _, err := client.Todo.Create().
SetStatus(todo.StatusInProgress).
SetText("todo 1").
Save(ctx); err != nil {
log.Fatal("creating todo", zap.Error(err))
}
if _, err := client.Todo.Create().
SetStatus(todo.StatusInProgress).
SetText("todo 2").
Save(ctx); err != nil {
log.Fatal("creating todo", zap.Error(err))
}
srv := handler.NewDefaultServer(todopulid.NewSchema(client))
srv.Use(entgql.Transactioner{TxOpener: client})
if cli.Debug {
srv.Use(&debug.Tracer{})
}
http.Handle("/",
playground.Handler("Todo", "/query"),
)
http.Handle("/query", srv)
log.Info("listening on", zap.String("address", cli.Addr))
if err := http.ListenAndServe(cli.Addr, nil); err != nil {
log.Error("http server terminated", zap.Error(err))
}
}