Method Add

pkg/knowledge/manager.go:201–291

Add 添加知识项

(ctx context.Context, item *KnowledgeItem)

// Add 添加知识项
func (m *manager) Add(ctx context.Context, item *KnowledgeItem) error {
	if item == nil {
		return errors.New("knowledge: item cannot be nil")
	}

	if item.ID == "" {
		return errors.New("knowledge: item ID cannot be empty")
	}

	m.mu.Lock()
	defer m.mu.Unlock()

	// 检查是否已存在
	if existing, err := m.getItemFromMemory(ctx, item.ID); err == nil && existing != nil {
		return fmt.Errorf("knowledge: item with ID %s already exists", item.ID)
	}

	// 设置时间戳
	now := time.Now()
	item.CreatedAt = now
	item.UpdatedAt = now

	// 设置命名空间
	if item.Namespace == "" {
		item.Namespace = m.config.Namespace
	}

	// PII检测
	if m.piiStrategy != nil {
		if sanitized := m.sanitizeContent(item); sanitized != item {
			item = sanitized
		}
	}

	// 自动生成向量
	if m.config.AutoEmbed && len(item.Embedding) == 0 {
		embedding, err := m.generateEmbedding(ctx, item)
		if err != nil {
			return fmt.Errorf("knowledge: failed to generate embedding: %w", err)
		}
		item.Embedding = embedding
	}

	// 质量检查
	if item.Quality == 0 {
		item.Quality = m.calculateQuality(item)
	}

	// 保存到内存
	if err := m.saveItemToMemory(ctx, item); err != nil {
		return fmt.Errorf("knowledge: failed to save item to memory: %w", err)
	}

	// 保存向量到向量存储
	if len(item.Embedding) > 0 {
		doc := vector.Document{
			ID:        item.ID,
			Text:      item.Content,