budgit/internal/repository/token.go
2026-01-04 19:24:01 -05:00

77 lines
1.6 KiB
Go

package repository
import (
"database/sql"
"errors"
"fmt"
"time"
"git.juancwu.dev/juancwu/budgit/internal/model"
"github.com/jmoiron/sqlx"
)
var (
ErrTokenNotFound = errors.New("token not found")
)
type TokenRepository interface {
Create(token *model.Token) (string, error)
DeleteByUserAndType(userID string, tokenType string) error
ConsumeToken(token string) (*model.Token, error)
}
type tokenRepository struct {
db *sqlx.DB
}
func NewTokenRepository(db *sqlx.DB) *tokenRepository {
return &tokenRepository{db: db}
}
func (r *tokenRepository) Create(token *model.Token) (string, error) {
if token.CreatedAt.IsZero() {
token.CreatedAt = time.Now()
}
query := `
INSERT INTO tokens (id, user_id, type, token, expires_at, created_at)
VALUES ($1, $2, $3, $4, $5, $6)
`
_, err := r.db.Exec(query, token.ID, token.UserID, token.Type, token.Token, token.ExpiresAt, token.CreatedAt)
if err != nil {
return "", fmt.Errorf("failed to create token: %w", err)
}
return token.ID, nil
}
func (r *tokenRepository) DeleteByUserAndType(userID string, tokenType string) error {
query := `DELETE FROM tokens WHERE user_id = $1 AND type = $2 AND used_at IS NULL`
_, err := r.db.Exec(query, userID, tokenType)
return err
}
func (r *tokenRepository) ConsumeToken(tokenString string) (*model.Token, error) {
var token model.Token
now := time.Now()
query := `
UPDATE tokens
SET used_at = $1
WHERE token = $2
AND used_at IS NULL
AND expires_at > $3
RETURNING *
`
err := r.db.Get(&token, query, now, tokenString, now)
if errors.Is(err, sql.ErrNoRows) {
return nil, ErrTokenNotFound
}
if err != nil {
return nil, err
}
return &token, nil
}