Files
ragflow/internal/engine/elasticsearch/get.go
qinling0210 7c8927c4fb Implement GetChunk() in Infinity in GO (#13758)
### What problem does this PR solve?

Implement GetChunk() in Infinity in GO

Add cli:
GET CHUNK 'XXX';
LIST CHUNKS OF DOCUMENT 'XXX';

### Type of change

- [x] Refactoring
2026-03-24 20:10:21 +08:00

57 lines
1.4 KiB
Go

//
// Copyright 2026 The InfiniFlow Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
package elasticsearch
import (
"context"
"fmt"
)
// GetChunk gets a chunk by ID
func (e *elasticsearchEngine) GetChunk(ctx context.Context, indexName, chunkID string, kbIDs []string) (interface{}, error) {
// Build query to get the chunk by ID
query := map[string]interface{}{
"term": map[string]interface{}{
"id": chunkID,
},
}
searchReq := &SearchRequest{
IndexNames: []string{indexName},
Query: query,
Size: 1,
From: 0,
}
// Execute search
result, err := e.Search(ctx, searchReq)
if err != nil {
return nil, fmt.Errorf("failed to search: %w", err)
}
esResp, ok := result.(*SearchResponse)
if !ok {
return nil, fmt.Errorf("invalid search response type")
}
if len(esResp.Hits.Hits) == 0 {
return nil, nil
}
return esResp.Hits.Hits[0].Source, nil
}