91 lines
2.6 KiB
C
91 lines
2.6 KiB
C
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#ifndef HUMANUS_MEMORY_VECTOR_STORE_BASE_H
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#define HUMANUS_MEMORY_VECTOR_STORE_BASE_H
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#include "config.h"
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#include <memory>
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#include <unordered_map>
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#include <string>
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namespace humanus {
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class VectorStore {
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private:
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static std::unordered_map<std::string, std::shared_ptr<VectorStore>> instances_;
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protected:
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std::shared_ptr<VectorStoreConfig> config_;
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// Constructor
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VectorStore(const std::shared_ptr<VectorStoreConfig>& config) : config_(config) {}
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public:
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// Get the singleton instance
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static std::shared_ptr<VectorStore> get_instance(const std::string& config_name = "default", const std::shared_ptr<VectorStoreConfig>& config = nullptr);
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virtual ~VectorStore() = default;
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virtual void reset() = 0;
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/**
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* @brief 插入向量到集合中
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* @param vector 向量数据
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* @param vector_id 向量ID
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* @param metadata 元数据
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*/
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virtual void insert(const std::vector<float>& vector,
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const size_t vector_id,
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const MemoryItem& metadata = MemoryItem()) = 0;
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/**
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* @brief 搜索相似向量
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* @param query 查询向量
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* @param limit 返回结果数量限制
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* @param filter 可选的过滤条件
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* @return 相似向量的MemoryItem列表
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*/
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virtual std::vector<MemoryItem> search(const std::vector<float>& query,
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size_t limit = 5,
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const FilterFunc& filter = nullptr) = 0;
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/**
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* @brief 通过ID删除向量
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* @param vector_id 向量ID
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*/
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virtual void remove(size_t vector_id) = 0;
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/**
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* @brief 更新向量及其负载
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* @param vector_id 向量ID
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* @param vector 新向量数据
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* @param metadata 新负载数据
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*/
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virtual void update(size_t vector_id, const std::vector<float>& vector = std::vector<float>(), const MemoryItem& metadata = MemoryItem()) = 0;
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/**
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* @brief 通过ID获取向量
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* @param vector_id 向量ID
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* @return 向量数据
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*/
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virtual MemoryItem get(size_t vector_id) = 0;
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/**
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* @brief Set metadata for a vector
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* @param vector_id Vector ID
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* @param metadata New metadata
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*/
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virtual void set(size_t vector_id, const MemoryItem& metadata) = 0;
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/**
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* @brief 列出所有记忆
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* @param limit 可选的结果数量限制
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* @param filter 可选的过滤条件(isIDAllowed)
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* @return 记忆ID列表
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*/
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virtual std::vector<MemoryItem> list(size_t limit = 0, const FilterFunc& filter = nullptr) = 0;
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};
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} // namespace humanus
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#endif // HUMANUS_MEMORY_VECTOR_STORE_BASE_H
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