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from Config.Config import ES_CONFIG
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from Util.EsSearchUtil import EsSearchUtil
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def queryByEs(query, query_tags,logger):
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# 获取EsSearchUtil实例
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es_search_util = EsSearchUtil(ES_CONFIG)
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# 执行混合搜索
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es_conn = es_search_util.es_pool.get_connection()
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try:
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# 向量搜索
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logger.info(f"\n=== 开始执行查询 ===")
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logger.info(f"原始查询文本: {query}")
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logger.info(f"查询标签: {query_tags}")
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logger.info("\n=== 向量搜索阶段 ===")
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logger.info("1. 文本分词和向量化处理中...")
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query_embedding = es_search_util.text_to_embedding(query)
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logger.info(f"2. 生成的查询向量维度: {len(query_embedding)}")
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logger.info(f"3. 前3维向量值: {query_embedding[:3]}")
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logger.info("4. 正在执行Elasticsearch向量搜索...")
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vector_results = es_conn.search(
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index=ES_CONFIG['index_name'],
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body={
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"query": {
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"script_score": {
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"query": {
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"bool": {
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"should": [
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{
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"terms": {
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"tags.tags": query_tags
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}
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}
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],
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"minimum_should_match": 1
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}
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},
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"script": {
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"source": "double score = cosineSimilarity(params.query_vector, 'embedding'); return score >= 0 ? score : 0",
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"params": {"query_vector": query_embedding}
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}
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}
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},
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"size": 3
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}
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)
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logger.info(f"5. 向量搜索结果数量: {len(vector_results['hits']['hits'])}")
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# 文本精确搜索
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logger.info("\n=== 文本精确搜索阶段 ===")
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logger.info("1. 正在执行Elasticsearch文本精确搜索...")
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text_results = es_conn.search(
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index=ES_CONFIG['index_name'],
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body={
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"query": {
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"bool": {
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"must": [
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{
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"match": {
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"user_input": query
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}
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},
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{
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"terms": {
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"tags.tags": query_tags
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}
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}
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]
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}
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},
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"size": 3
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}
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)
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logger.info(f"2. 文本搜索结果数量: {len(text_results['hits']['hits'])}")
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# 合并结果
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logger.info("\n=== 最终搜索结果 ===")
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logger.info(f"向量搜索结果: {len(vector_results['hits']['hits'])}条")
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for i, hit in enumerate(vector_results['hits']['hits'], 1):
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logger.info(f" {i}. 文档ID: {hit['_id']}, 相似度分数: {hit['_score']:.2f}")
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logger.info(f" 内容: {hit['_source']['user_input']}")
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logger.info("文本精确搜索结果:")
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for i, hit in enumerate(text_results['hits']['hits']):
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logger.info(f" {i + 1}. 文档ID: {hit['_id']}, 匹配分数: {hit['_score']:.2f}")
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logger.info(f" 内容: {hit['_source']['user_input']}")
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# 去重处理：去除vector_results和text_results中重复的user_input
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vector_sources = [hit['_source'] for hit in vector_results['hits']['hits']]
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text_sources = [hit['_source'] for hit in text_results['hits']['hits']]
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# 构建去重后的结果
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unique_text_sources = []
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text_user_inputs = set()
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# 先处理text_results，保留所有
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for source in text_sources:
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text_user_inputs.add(source['user_input'])
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unique_text_sources.append(source)
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# 处理vector_results，只保留不在text_results中的
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unique_vector_sources = []
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for source in vector_sources:
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if source['user_input'] not in text_user_inputs:
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unique_vector_sources.append(source)
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# 计算优化掉的记录数量和节约的tokens
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removed_count = len(vector_sources) - len(unique_vector_sources)
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saved_tokens = sum(len(source['user_input']) for source in vector_sources
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if source['user_input'] in text_user_inputs)
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logger.info(f"优化掉 {removed_count} 条重复记录，节约约 {saved_tokens} tokens")
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search_results = {
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"vector_results": unique_vector_sources,
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"text_results": unique_text_sources
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}
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return search_results
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finally:
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es_search_util.es_pool.release_connection(es_conn)
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