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CyberStrikeAI/internal/knowledge/types.go
2025-12-20 17:36:40 +08:00

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package knowledge
import (
"encoding/json"
"time"
)
// KnowledgeItem 知识库项
type KnowledgeItem struct {
ID string `json:"id"`
Category string `json:"category"` // 风险类型(文件夹名)
Title string `json:"title"` // 标题(文件名)
FilePath string `json:"filePath"` // 文件路径
Content string `json:"content"` // 文件内容
CreatedAt time.Time `json:"createdAt"`
UpdatedAt time.Time `json:"updatedAt"`
}
// KnowledgeChunk 知识块(用于向量化)
type KnowledgeChunk struct {
ID string `json:"id"`
ItemID string `json:"itemId"`
ChunkIndex int `json:"chunkIndex"`
ChunkText string `json:"chunkText"`
Embedding []float32 `json:"-"` // 向量嵌入不序列化到JSON
CreatedAt time.Time `json:"createdAt"`
}
// RetrievalResult 检索结果
type RetrievalResult struct {
Chunk *KnowledgeChunk `json:"chunk"`
Item *KnowledgeItem `json:"item"`
Similarity float64 `json:"similarity"` // 相似度分数
Score float64 `json:"score"` // 综合分数(混合检索)
}
// RetrievalLog 检索日志
type RetrievalLog struct {
ID string `json:"id"`
ConversationID string `json:"conversationId,omitempty"`
MessageID string `json:"messageId,omitempty"`
Query string `json:"query"`
RiskType string `json:"riskType,omitempty"`
RetrievedItems []string `json:"retrievedItems"` // 检索到的知识项ID列表
CreatedAt time.Time `json:"createdAt"`
}
// MarshalJSON 自定义JSON序列化确保时间格式正确
func (r *RetrievalLog) MarshalJSON() ([]byte, error) {
type Alias RetrievalLog
return json.Marshal(&struct {
*Alias
CreatedAt string `json:"createdAt"`
}{
Alias: (*Alias)(r),
CreatedAt: r.CreatedAt.Format(time.RFC3339),
})
}
// SearchRequest 搜索请求
type SearchRequest struct {
Query string `json:"query"`
RiskType string `json:"riskType,omitempty"` // 可选:指定风险类型
TopK int `json:"topK,omitempty"` // 返回Top-K结果默认5
Threshold float64 `json:"threshold,omitempty"` // 相似度阈值默认0.7
}