feat: improve legal search intent and aliases

backend/search/api.py

@@ -12,11 +12,12 @@ from pathlib import Path
 
 from search.minjust_opensearch import APP_VERSION, request_json
 from search.catalog import CATALOGS, labels
+from search.query import build_search_query
 from search.reviews import ReviewSnapshots, ReviewStore
 
 
 API_VERSION = "v1"
-SEARCH_ALGORITHM_VERSION = "search-1"
+SEARCH_ALGORITHM_VERSION = "search-2"
 LANGUAGES = {"ru", "ky"}
 CODE = re.compile(r"^[0-9]+$")
 MAX_PAGE_SIZE = 100
@@ -139,7 +140,7 @@ class Api:
             "from": (page - 1) * page_size,
             "size": page_size + 1,
             "_source": ["document_code", "edition_code", "document_name_ru", "document_name_ky", "document_type_ru", "document_type_ky", "status_ru", "status_ky", "legal_force_code", "date_adopted", "number"],
-            "query": {"bool": {"filter": filters, "must": {"multi_match": {"query": text, "fields": [f"document_name_{language}", f"text_{language}"], "type": "cross_fields"}}}},
+            "query": {"bool": {"filter": filters, "must": build_search_query(language, text)}},
             "collapse": {"field": "document_code"},
             "highlight": {"fields": {f"text_{language}": {"number_of_fragments": 1}}},
         }