rag_server/applications/utils/elastic_search/search_strategy.py

from typing import List, Dict


class ElasticSearchStrategy:
    def __init__(self, es):
        self.es_client = es

    async def base_search(
        self,
        filters: Dict[str, List],
        text_query: str = None,
        _source=False,
        size: int = 10000,
        sort_by: str = None,
    ) -> List:
        must_clauses = []
        for field, value in filters.items():
            must_clauses.append({"terms": {field: value}})

        if text_query:
            must_clauses.append({"match": {"topic": text_query}})

        query = {
            "query": {"bool": {"must": must_clauses}},
            "size": size,
            "_source": _source,
        }
        try:
            resp = await self.es_client.async_search(query=query)
            return [
                hit["_source"] if _source else hit["_id"]
                for hit in resp["hits"]["hits"]
            ]
        except Exception as e:
            print(f"search failed: {e}")
            return []

    async def search_strategy(self, query):
        pass