Method GetStats

pkg/memory/logic/store_inmemory.go:183–223

GetStats 获取统计信息

(ctx context.Context, namespace string)

// GetStats 获取统计信息
func (s *InMemoryStore) GetStats(ctx context.Context, namespace string) (*MemoryStats, error) {
	s.mu.RLock()
	defer s.mu.RUnlock()

	if s.closed {
		return nil, ErrStoreClosed
	}

	stats := &MemoryStats{
		CountByType:  make(map[string]int),
		CountByScope: make(map[MemoryScope]int),
	}

	var totalConfidence float64
	var lastUpdated time.Time

	for _, memory := range s.memories {
		if namespace != "" && memory.Namespace != namespace {
			continue
		}

		stats.TotalCount++
		stats.CountByType[memory.Type]++
		stats.CountByScope[memory.Scope]++

		if memory.Provenance != nil {
			totalConfidence += memory.Provenance.Confidence
		}

		if memory.UpdatedAt.After(lastUpdated) {
			lastUpdated = memory.UpdatedAt
		}
	}

	if stats.TotalCount > 0 {
		stats.AverageConfidence = totalConfidence / float64(stats.TotalCount)
	}
	stats.LastUpdated = lastUpdated

	return stats, nil
}

// Prune 清理低价值 Memory
func (s *InMemoryStore) Prune(ctx context.Context, criteria PruneCriteria) (int, error) {