-
-
Notifications
You must be signed in to change notification settings - Fork 86
/
migrator.go
82 lines (71 loc) · 1.69 KB
/
migrator.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
package migrations
import (
"context"
"database/sql"
"github.com/bitmagnet-io/bitmagnet/internal/boilerplate/lazy"
migrationssql "github.com/bitmagnet-io/bitmagnet/migrations"
goose "github.com/pressly/goose/v3"
"go.uber.org/fx"
"go.uber.org/zap"
"gorm.io/gorm"
)
type Params struct {
fx.In
DB lazy.Lazy[*gorm.DB]
Logger *zap.SugaredLogger
}
type Result struct {
fx.Out
Migrator lazy.Lazy[Migrator]
}
func New(p Params) Result {
return Result{
Migrator: lazy.New(func() (Migrator, error) {
g, err := p.DB.Get()
if err != nil {
return nil, err
}
db, err := g.DB()
if err != nil {
return nil, err
}
logger := p.Logger.Named("migrator")
initGoose(logger)
return &migrator{
db: db,
logger: logger,
}, nil
}),
}
}
func initGoose(logger *zap.SugaredLogger) {
goose.SetLogger(gooseLogger{logger})
goose.SetBaseFS(migrationssql.FS)
err := goose.SetDialect("postgres")
if err != nil {
panic(err)
}
}
type Migrator interface {
Up(ctx context.Context) error
UpTo(ctx context.Context, version int64) error
Down(ctx context.Context) error
DownTo(ctx context.Context, version int64) error
}
type migrator struct {
db *sql.DB
logger *zap.SugaredLogger
}
func (m *migrator) Up(ctx context.Context) error {
m.logger.Info("checking and applying migrations...")
return goose.UpContext(ctx, m.db, ".")
}
func (m *migrator) UpTo(ctx context.Context, version int64) error {
return goose.UpToContext(ctx, m.db, ".", version)
}
func (m *migrator) Down(ctx context.Context) error {
return goose.DownContext(ctx, m.db, ".")
}
func (m *migrator) DownTo(ctx context.Context, version int64) error {
return goose.DownToContext(ctx, m.db, ".", version)
}