Enhance segment graph and entity retrieval in API

- Implemented new endpoints for retrieving segment entities and relationships, improving data access for clients.
- Added error handling for missing document and segment IDs, ensuring robust validation in GetSegmentEntities and GetSegmentRelationships functions.
- Enhanced GetSegmentGraph function to support filtering options for entities and relationships, allowing for more flexible responses.
- Updated response structures to include counts for entities and relationships, improving clarity in API responses.
This commit is contained in:
Max 2025-08-25 11:01:54 +08:00
parent 5f217bcd33
commit bc85518bc3
2 changed files with 270 additions and 44 deletions

View file

@ -1,8 +1,15 @@
package kb
import (
"fmt"
"github.com/gin-gonic/gin"
"github.com/yaoapp/gou/graphrag/types"
"github.com/yaoapp/gou/graphrag/utils"
"github.com/yaoapp/gou/model"
"github.com/yaoapp/yao/kb"
"github.com/yaoapp/yao/kb/providers/factory"
kbtypes "github.com/yaoapp/yao/kb/types"
"github.com/yaoapp/yao/openapi/response"
)
@ -42,41 +49,149 @@ func GetSegmentGraph(c *gin.Context) {
return
}
// Parse query parameters for graph options
options := make(map[string]interface{})
// Parse query parameters for filtering options
includeEntities := c.DefaultQuery("include_entities", "true") != "false"
includeRelationships := c.DefaultQuery("include_relationships", "true") != "false"
// Include entities (default: true)
if includeEntities := c.Query("include_entities"); includeEntities == "false" {
options["include_entities"] = false
} else {
options["include_entities"] = true
// Call the GraphRag instance to get segment graph
segmentGraph, err := kb.Instance.GetSegmentGraph(c.Request.Context(), docID, segmentID)
if err != nil {
errorResp := &response.ErrorResponse{
Code: "segment_not_found",
ErrorDescription: fmt.Sprintf("Failed to get segment graph: %v", err),
}
response.RespondWithError(c, response.StatusNotFound, errorResp)
return
}
// Include relationships (default: true)
if includeRelationships := c.Query("include_relationships"); includeRelationships == "false" {
options["include_relationships"] = false
} else {
options["include_relationships"] = true
}
// Include metadata (default: true)
if includeMetadata := c.Query("include_metadata"); includeMetadata == "false" {
options["include_metadata"] = false
} else {
options["include_metadata"] = true
}
// TODO: Implement document permission validation for docID
// TODO: Implement get segment graph logic
// TODO: Call kb.Instance.GetSegmentGraph(c.Request.Context(), segmentID, options)
// Return mock response for now
// Prepare the response based on query parameters
result := gin.H{
"entities": []interface{}{},
"relationships": []interface{}{},
"doc_id": docID,
"segment_id": segmentID,
"options": options,
"doc_id": segmentGraph.DocID,
"segment_id": segmentGraph.SegmentID,
}
// Add entities if requested
if includeEntities {
result["entities"] = segmentGraph.Entities
result["entities_count"] = len(segmentGraph.Entities)
}
// Add relationships if requested
if includeRelationships {
result["relationships"] = segmentGraph.Relationships
result["relationships_count"] = len(segmentGraph.Relationships)
}
response.RespondWithSuccess(c, response.StatusOK, result)
}
// GetSegmentEntities gets the entities for a specific segment
func GetSegmentEntities(c *gin.Context) {
// Extract docID from URL path
docID := c.Param("docID")
if docID == "" {
errorResp := &response.ErrorResponse{
Code: response.ErrInvalidRequest.Code,
ErrorDescription: "Document ID is required",
}
response.RespondWithError(c, response.StatusBadRequest, errorResp)
return
}
// Extract segmentID from URL path
segmentID := c.Param("segmentID")
if segmentID == "" {
errorResp := &response.ErrorResponse{
Code: response.ErrInvalidRequest.Code,
ErrorDescription: "Segment ID is required",
}
response.RespondWithError(c, response.StatusBadRequest, errorResp)
return
}
// Check if kb.Instance is available
if kb.Instance == nil {
errorResp := &response.ErrorResponse{
Code: response.ErrServerError.Code,
ErrorDescription: "Knowledge base not initialized",
}
response.RespondWithError(c, response.StatusInternalServerError, errorResp)
return
}
// Call the GraphRag instance to get segment entities
entities, err := kb.Instance.GetSegmentEntities(c.Request.Context(), docID, segmentID)
if err != nil {
errorResp := &response.ErrorResponse{
Code: "segment_entities_error",
ErrorDescription: fmt.Sprintf("Failed to get segment entities: %v", err),
}
response.RespondWithError(c, response.StatusNotFound, errorResp)
return
}
// Prepare the response
result := gin.H{
"doc_id": docID,
"segment_id": segmentID,
"entities": entities,
"entities_count": len(entities),
}
response.RespondWithSuccess(c, response.StatusOK, result)
}
// GetSegmentRelationships gets the relationships for a specific segment
func GetSegmentRelationships(c *gin.Context) {
// Extract docID from URL path
docID := c.Param("docID")
if docID == "" {
errorResp := &response.ErrorResponse{
Code: response.ErrInvalidRequest.Code,
ErrorDescription: "Document ID is required",
}
response.RespondWithError(c, response.StatusBadRequest, errorResp)
return
}
// Extract segmentID from URL path
segmentID := c.Param("segmentID")
if segmentID == "" {
errorResp := &response.ErrorResponse{
Code: response.ErrInvalidRequest.Code,
ErrorDescription: "Segment ID is required",
}
response.RespondWithError(c, response.StatusBadRequest, errorResp)
return
}
// Check if kb.Instance is available
if kb.Instance == nil {
errorResp := &response.ErrorResponse{
Code: response.ErrServerError.Code,
ErrorDescription: "Knowledge base not initialized",
}
response.RespondWithError(c, response.StatusInternalServerError, errorResp)
return
}
// Call the GraphRag instance to get segment relationships
relationships, err := kb.Instance.GetSegmentRelationships(c.Request.Context(), docID, segmentID)
if err != nil {
errorResp := &response.ErrorResponse{
Code: "segment_relationships_error",
ErrorDescription: fmt.Sprintf("Failed to get segment relationships: %v", err),
}
response.RespondWithError(c, response.StatusNotFound, errorResp)
return
}
// Prepare the response
result := gin.H{
"doc_id": docID,
"segment_id": segmentID,
"relationships": relationships,
"relationships_count": len(relationships),
}
response.RespondWithSuccess(c, response.StatusOK, result)
@ -116,24 +231,131 @@ func ExtractSegmentGraph(c *gin.Context) {
return
}
// Parse extraction options from request body (optional)
// Parse CollectionID from docID to find the right collection
collectionID, _ := utils.ExtractCollectionIDFromDocID(docID)
if collectionID == "" {
collectionID = "default"
}
// Get Extraction Provider ID from document
knowledgeBase := kb.Instance.(*kb.KnowledgeBase)
document, err := knowledgeBase.Config.FindDocument(docID, model.QueryParam{Select: []interface{}{
"collection_id",
"extraction_provider_id", "extraction_option_id", "extraction_properties",
"locale",
}})
if err != nil {
errorResp := &response.ErrorResponse{
Code: response.ErrInvalidRequest.Code,
ErrorDescription: "Failed to find document: " + err.Error(),
}
response.RespondWithError(c, response.StatusBadRequest, errorResp)
return
}
// Parse extraction options from request body (optional, will override document config)
var extractOptions map[string]interface{}
if err := c.ShouldBindJSON(&extractOptions); err != nil {
// If no body provided, use default options
extractOptions = make(map[string]interface{})
}
// TODO: Implement document permission validation for docID
// TODO: Implement extract segment graph logic
// TODO: Call kb.Instance.ExtractSegmentGraph(c.Request.Context(), segmentID, extractOptions)
// Build ExtractionOptions from document configuration
var options *types.ExtractionOptions
if document != nil {
options = &types.ExtractionOptions{}
// Return mock response for now
result := gin.H{
// Get extraction provider from document
if extractionProviderID, ok := document["extraction_provider_id"].(string); ok && extractionProviderID != "" {
// Get extraction option ID from document
var extractionOptionID string
if optionID, ok := document["extraction_option_id"].(string); ok {
extractionOptionID = optionID
}
// Get extraction properties from document
var extractionProperties map[string]interface{}
if props, ok := document["extraction_properties"].(map[string]interface{}); ok {
extractionProperties = props
}
// Create extraction provider configuration
extractionConfig := &ProviderConfig{
ProviderID: extractionProviderID,
OptionID: extractionOptionID,
// Don't set Option directly when OptionID is provided
// Let ProviderOption method resolve it from the provider
}
// If we have custom properties but no OptionID, set them directly
if extractionOptionID == "" && len(extractionProperties) > 0 {
extractionConfig.Option = &kbtypes.ProviderOption{
Properties: extractionProperties,
}
}
// Get locale from document (default to "en" if not set)
locale := "en"
if docLocale, ok := document["locale"].(string); ok && docLocale != "" {
locale = docLocale
}
// Get provider option using the same pattern as ToUpsertOptions
extractionOption, err := extractionConfig.ProviderOption("extraction", locale)
if err != nil {
errorResp := &response.ErrorResponse{
Code: "extraction_provider_error",
ErrorDescription: fmt.Sprintf("Failed to resolve extraction provider: %v", err),
}
response.RespondWithError(c, response.StatusInternalServerError, errorResp)
return
}
// Use factory to create extraction provider
extractor, err := factory.MakeExtraction(extractionProviderID, extractionOption)
if err != nil {
errorResp := &response.ErrorResponse{
Code: "extraction_provider_error",
ErrorDescription: fmt.Sprintf("Failed to create extraction provider %s: %v", extractionProviderID, err),
}
response.RespondWithError(c, response.StatusInternalServerError, errorResp)
return
}
// Set the extractor in options
options.Use = extractor
}
}
// Allow request body to override extraction options
if len(extractOptions) > 0 {
if options == nil {
options = &types.ExtractionOptions{}
}
// TODO: Map extractOptions from request body to override document settings if needed
// For now, document settings take precedence
}
// Call ExtractSegmentGraph
extractionResult, err := kb.Instance.ExtractSegmentGraph(c.Request.Context(), docID, segmentID, options)
if err != nil {
errorResp := &response.ErrorResponse{
Code: "extraction_failed",
ErrorDescription: fmt.Sprintf("Failed to extract segment graph: %v", err),
}
response.RespondWithError(c, response.StatusInternalServerError, errorResp)
return
}
// Build response
result := map[string]interface{}{
"message": "Entities and relationships extracted successfully",
"doc_id": docID,
"segment_id": segmentID,
"entities_count": 0,
"relationships_count": 0,
"doc_id": extractionResult.DocID,
"segment_id": extractionResult.SegmentID,
"entities_count": len(extractionResult.ExtractedEntities),
"relationships_count": len(extractionResult.ExtractedRelationships),
"entities": extractionResult.ExtractedEntities,
"relationships": extractionResult.ExtractedRelationships,
"extraction_options": extractOptions,
}

View file

@ -42,17 +42,21 @@ func Attach(group *gin.RouterGroup, oauth types.OAuth) {
group.GET("/documents/:docID/segments", ScrollSegments)
group.GET("/documents/:docID/segments/search", GetSegments)
group.GET("/documents/:docID/segments/:segmentID", GetSegment)
group.GET("/documents/:docID/segments/:segmentID/graph", GetSegmentGraph)
group.GET("/documents/:docID/segments/:segmentID/parents", GetSegmentParents)
group.POST("/documents/:docID/segments", AddSegments)
group.POST("/documents/:docID/segments/async", AddSegmentsAsync)
group.POST("/documents/:docID/segments/:segmentID/extract", ExtractSegmentGraph)
group.POST("/documents/:docID/segments/:segmentID/extract/async", ExtractSegmentGraphAsync)
group.PUT("/documents/:docID/segments", UpdateSegments)
group.PUT("/documents/:docID/segments/async", UpdateSegmentsAsync)
group.DELETE("/documents/:docID/segments", RemoveSegments)
group.DELETE("/documents/:docID/segments/all", RemoveSegmentsByDocID)
// Segment Graph Management
group.GET("/documents/:docID/segments/:segmentID/graph", GetSegmentGraph)
group.GET("/documents/:docID/segments/:segmentID/entities", GetSegmentEntities)
group.GET("/documents/:docID/segments/:segmentID/relationships", GetSegmentRelationships)
group.POST("/documents/:docID/segments/:segmentID/extract", ExtractSegmentGraph)
group.POST("/documents/:docID/segments/:segmentID/extract/async", ExtractSegmentGraphAsync)
// Segment score and weight management (batch operations)
group.PUT("/documents/:docID/segments/scores", UpdateScores)
group.PUT("/documents/:docID/segments/weights", UpdateWeights)