add code to search endpoints to handle filters #260

- This code has been added to manually test how the filters are working looking at an entire request from start to finish

datagateway_api/src/search_api/filters.py

@@ -50,6 +50,7 @@ def get_icat_mapping(self, panosc_entity_name, field_name):
         :return: Tuple containing the PaNOSC entity name (which will change from the
             input if a related entity is found) and the ICAT field name
             mapping/translation from the PaNOSC data model
+        :raises FilterError: If a valid mapping cannot be found
         """
 
         try:

datagateway_api/src/search_api/helpers.py

@@ -1,5 +1,7 @@
 import logging
 
+from datagateway_api.src.datagateway_api.filter_order_handler import FilterOrderHandler
+from datagateway_api.src.search_api.query import SearchAPIQuery
 from datagateway_api.src.search_api.session_handler import (
     client_manager,
     SessionHandler,
@@ -13,6 +15,16 @@
 # given to these functions
 @client_manager
 def get_search(endpoint_name, entity_name, filters=[]):
+    log.debug("Entity Name: %s, Filters: %s", entity_name, filters)
+
+    query = SearchAPIQuery(entity_name)
+
+    filter_handler = FilterOrderHandler()
+    filter_handler.add_filters(filters)
+    filter_handler.add_query_to_where_filters(query)
+    filter_handler.apply_filters(query)
+
+    log.debug("Python ICAT Query: %s", query.query.query)
     # TODO - `getApiVersion()` used as a placeholder for testing client handling
     # Replace with endpoint functionality when implementing the endpoints
     return SessionHandler.client.getApiVersion()