owpengram-server/internal/store/memory/auth_delivery_report.go
2026-07-24 11:56:59 +08:00

83 lines
2.2 KiB
Go

package memory
import (
"context"
"sync"
"time"
"telesrv/internal/domain"
)
type AuthDeliveryReportStore struct {
mu sync.Mutex
nextID int64
byFingerprint map[[32]byte]domain.AuthDeliveryReport
}
func NewAuthDeliveryReportStore() *AuthDeliveryReportStore {
return &AuthDeliveryReportStore{
nextID: 1, byFingerprint: make(map[[32]byte]domain.AuthDeliveryReport),
}
}
func (s *AuthDeliveryReportStore) CreateAuthDeliveryReport(_ context.Context, report domain.AuthDeliveryReport) (domain.AuthDeliveryReport, bool, error) {
if err := report.Validate(); err != nil {
return domain.AuthDeliveryReport{}, false, err
}
s.mu.Lock()
defer s.mu.Unlock()
if existing, ok := s.byFingerprint[report.Fingerprint]; ok {
return existing, false, nil
}
var hourly, phoneDaily int
hourAgo := report.CreatedAt.Add(-time.Hour)
dayAgo := report.CreatedAt.Add(-24 * time.Hour)
for _, existing := range s.byFingerprint {
if existing.CreatedAt.After(report.CreatedAt) {
continue
}
if existing.AuthKeyID == report.AuthKeyID && !existing.CreatedAt.Before(hourAgo) {
hourly++
}
if existing.PhoneHash == report.PhoneHash && !existing.CreatedAt.Before(dayAgo) {
phoneDaily++
}
}
if hourly >= domain.MaxAuthDeliveryReportsPerHour ||
phoneDaily >= domain.MaxAuthDeliveryReportsPerPhoneDay {
return domain.AuthDeliveryReport{}, false, domain.ErrAuthDeliveryRateLimited
}
report.ID = s.nextID
s.nextID++
s.byFingerprint[report.Fingerprint] = report
return report, true, nil
}
func (s *AuthDeliveryReportStore) Reports() []domain.AuthDeliveryReport {
s.mu.Lock()
defer s.mu.Unlock()
out := make([]domain.AuthDeliveryReport, 0, len(s.byFingerprint))
for _, report := range s.byFingerprint {
out = append(out, report)
}
return out
}
func (s *AuthDeliveryReportStore) DeleteExpiredAuthDeliveryReports(_ context.Context, olderThan time.Time, limit int) (int, error) {
if olderThan.IsZero() || limit <= 0 || limit > 10000 {
return 0, domain.ErrAuthDeliveryReportInvalid
}
s.mu.Lock()
defer s.mu.Unlock()
deleted := 0
for fingerprint, report := range s.byFingerprint {
if deleted >= limit {
break
}
if report.CreatedAt.Before(olderThan) {
delete(s.byFingerprint, fingerprint)
deleted++
}
}
return deleted, nil
}