Files
yinghuoapi/backend/internal/repository/email_cache.go
2026-02-02 22:13:50 +08:00

109 lines
3.0 KiB
Go

package repository
import (
"context"
"encoding/json"
"time"
"github.com/Wei-Shaw/sub2api/internal/service"
"github.com/redis/go-redis/v9"
)
const (
verifyCodeKeyPrefix = "verify_code:"
passwordResetKeyPrefix = "password_reset:"
passwordResetSentAtKeyPrefix = "password_reset_sent:"
)
// verifyCodeKey generates the Redis key for email verification code.
func verifyCodeKey(email string) string {
return verifyCodeKeyPrefix + email
}
// passwordResetKey generates the Redis key for password reset token.
func passwordResetKey(email string) string {
return passwordResetKeyPrefix + email
}
// passwordResetSentAtKey generates the Redis key for password reset email sent timestamp.
func passwordResetSentAtKey(email string) string {
return passwordResetSentAtKeyPrefix + email
}
type emailCache struct {
rdb *redis.Client
}
func NewEmailCache(rdb *redis.Client) service.EmailCache {
return &emailCache{rdb: rdb}
}
func (c *emailCache) GetVerificationCode(ctx context.Context, email string) (*service.VerificationCodeData, error) {
key := verifyCodeKey(email)
val, err := c.rdb.Get(ctx, key).Result()
if err != nil {
return nil, err
}
var data service.VerificationCodeData
if err := json.Unmarshal([]byte(val), &data); err != nil {
return nil, err
}
return &data, nil
}
func (c *emailCache) SetVerificationCode(ctx context.Context, email string, data *service.VerificationCodeData, ttl time.Duration) error {
key := verifyCodeKey(email)
val, err := json.Marshal(data)
if err != nil {
return err
}
return c.rdb.Set(ctx, key, val, ttl).Err()
}
func (c *emailCache) DeleteVerificationCode(ctx context.Context, email string) error {
key := verifyCodeKey(email)
return c.rdb.Del(ctx, key).Err()
}
// Password reset token methods
func (c *emailCache) GetPasswordResetToken(ctx context.Context, email string) (*service.PasswordResetTokenData, error) {
key := passwordResetKey(email)
val, err := c.rdb.Get(ctx, key).Result()
if err != nil {
return nil, err
}
var data service.PasswordResetTokenData
if err := json.Unmarshal([]byte(val), &data); err != nil {
return nil, err
}
return &data, nil
}
func (c *emailCache) SetPasswordResetToken(ctx context.Context, email string, data *service.PasswordResetTokenData, ttl time.Duration) error {
key := passwordResetKey(email)
val, err := json.Marshal(data)
if err != nil {
return err
}
return c.rdb.Set(ctx, key, val, ttl).Err()
}
func (c *emailCache) DeletePasswordResetToken(ctx context.Context, email string) error {
key := passwordResetKey(email)
return c.rdb.Del(ctx, key).Err()
}
// Password reset email cooldown methods
func (c *emailCache) IsPasswordResetEmailInCooldown(ctx context.Context, email string) bool {
key := passwordResetSentAtKey(email)
exists, err := c.rdb.Exists(ctx, key).Result()
return err == nil && exists > 0
}
func (c *emailCache) SetPasswordResetEmailCooldown(ctx context.Context, email string, ttl time.Duration) error {
key := passwordResetSentAtKey(email)
return c.rdb.Set(ctx, key, "1", ttl).Err()
}