72 lines
1.4 KiB
Go
72 lines
1.4 KiB
Go
package service
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import (
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"context"
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"log"
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"sync"
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"time"
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)
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// SubscriptionExpiryService periodically updates expired subscription status.
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type SubscriptionExpiryService struct {
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userSubRepo UserSubscriptionRepository
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interval time.Duration
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stopCh chan struct{}
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stopOnce sync.Once
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wg sync.WaitGroup
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}
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func NewSubscriptionExpiryService(userSubRepo UserSubscriptionRepository, interval time.Duration) *SubscriptionExpiryService {
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return &SubscriptionExpiryService{
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userSubRepo: userSubRepo,
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interval: interval,
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stopCh: make(chan struct{}),
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}
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}
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func (s *SubscriptionExpiryService) Start() {
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if s == nil || s.userSubRepo == nil || s.interval <= 0 {
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return
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}
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s.wg.Add(1)
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go func() {
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defer s.wg.Done()
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ticker := time.NewTicker(s.interval)
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defer ticker.Stop()
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s.runOnce()
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for {
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select {
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case <-ticker.C:
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s.runOnce()
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case <-s.stopCh:
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return
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}
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}
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}()
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}
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func (s *SubscriptionExpiryService) Stop() {
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if s == nil {
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return
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}
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s.stopOnce.Do(func() {
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close(s.stopCh)
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})
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s.wg.Wait()
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}
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func (s *SubscriptionExpiryService) runOnce() {
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ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
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defer cancel()
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updated, err := s.userSubRepo.BatchUpdateExpiredStatus(ctx)
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if err != nil {
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log.Printf("[SubscriptionExpiry] Update expired subscriptions failed: %v", err)
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return
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}
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if updated > 0 {
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log.Printf("[SubscriptionExpiry] Updated %d expired subscriptions", updated)
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}
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}
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