Files
fm_be/internal/repository/mysql/token_store.go
2026-07-16 22:16:45 +07:00

127 lines
2.9 KiB
Go

package mysql
import (
"context"
"errors"
"strings"
"time"
"gorm.io/gorm"
"gorm.io/gorm/clause"
"wucher/internal/domain/transient"
)
type TokenStore struct {
db *gorm.DB
now func() time.Time
}
func NewTokenStore(db *gorm.DB) *TokenStore {
return &TokenStore{
db: db,
now: func() time.Time { return time.Now().UTC() },
}
}
func (s *TokenStore) Set(ctx context.Context, key string, value []byte, ttl time.Duration) error {
if s == nil || s.db == nil {
return errors.New("token store db is required")
}
key = strings.TrimSpace(key)
if key == "" {
return errors.New("token store key is required")
}
now := s.now().UTC()
var expiresAt *time.Time
if ttl > 0 {
ts := now.Add(ttl)
expiresAt = &ts
}
entry := transient.TokenEntry{
StoreKey: key,
Value: append([]byte(nil), value...),
ExpiresAt: expiresAt,
}
return s.db.WithContext(ctx).Clauses(clause.OnConflict{
Columns: []clause.Column{{Name: "store_key"}},
DoUpdates: clause.Assignments(map[string]any{
"value": entry.Value,
"expires_at": entry.ExpiresAt,
"updated_at": now,
}),
}).Create(&entry).Error
}
func (s *TokenStore) SetIfNotExists(ctx context.Context, key string, value []byte, ttl time.Duration) (bool, error) {
if s == nil || s.db == nil {
return false, errors.New("token store db is required")
}
key = strings.TrimSpace(key)
if key == "" {
return false, errors.New("token store key is required")
}
now := s.now().UTC()
var expiresAt *time.Time
if ttl > 0 {
ts := now.Add(ttl)
expiresAt = &ts
if err := s.db.WithContext(ctx).
Delete(&transient.TokenEntry{}, "store_key = ? AND expires_at IS NOT NULL AND expires_at <= ?", key, now).Error; err != nil {
return false, err
}
}
entry := transient.TokenEntry{
StoreKey: key,
Value: append([]byte(nil), value...),
ExpiresAt: expiresAt,
}
tx := s.db.WithContext(ctx).Clauses(clause.OnConflict{
Columns: []clause.Column{{Name: "store_key"}},
DoNothing: true,
}).Create(&entry)
if tx.Error != nil {
return false, tx.Error
}
return tx.RowsAffected > 0, nil
}
func (s *TokenStore) Get(ctx context.Context, key string) ([]byte, error) {
if s == nil || s.db == nil {
return nil, errors.New("token store db is required")
}
key = strings.TrimSpace(key)
if key == "" {
return nil, nil
}
var entry transient.TokenEntry
tx := s.db.WithContext(ctx).Where("store_key = ?", key).Limit(1).Find(&entry)
if tx.Error != nil {
return nil, tx.Error
}
if tx.RowsAffected == 0 {
return nil, nil
}
if entry.ExpiresAt != nil && !entry.ExpiresAt.After(s.now().UTC()) {
_ = s.Delete(ctx, key)
return nil, nil
}
return append([]byte(nil), entry.Value...), nil
}
func (s *TokenStore) Delete(ctx context.Context, key string) error {
if s == nil || s.db == nil {
return errors.New("token store db is required")
}
key = strings.TrimSpace(key)
if key == "" {
return nil
}
return s.db.WithContext(ctx).Delete(&transient.TokenEntry{}, "store_key = ?", key).Error
}