Sorting + pagination for some endpoints

emmet-api/emmet/api/query_operator/pagination.py

@@ -3,11 +3,14 @@
 from emmet.api.query_operator import QueryOperator
 from emmet.api.utils import STORE_PARAMS
 
+DEFAULT_LIMIT: int = 100
+MAX_LIMIT: int = 1000
+
 
 class AtlasPaginationQuery(QueryOperator):
     """Query operators to provides pagination for Atlas Search queries."""
 
-    def __init__(self, default_limit: int = 100, max_limit: int = 1000):
+    def __init__(self, default_limit: int = DEFAULT_LIMIT, max_limit: int = MAX_LIMIT):
         """
         Args:
             default_limit: the default number of documents to return
@@ -71,7 +74,7 @@ def meta(self) -> dict:
 class PaginationQuery(QueryOperator):
     """Query operators to provides Pagination."""
 
-    def __init__(self, default_limit: int = 100, max_limit: int = 1000):
+    def __init__(self, default_limit: int = DEFAULT_LIMIT, max_limit: int = MAX_LIMIT):
         """
         Args:
             default_limit: the default number of documents to return

emmet-api/emmet/api/routes/materials/insertion_electrodes/resources.py

@@ -1,9 +1,13 @@
-from emmet.api.query_operator.dynamic import NumericQuery
+from emmet.api.query_operator import (
+    NumericQuery,
+    PaginationQuery,
+    SortQuery,
+    SparseFieldsQuery,
+)
 from emmet.api.resource import ReadOnlyResource
 from emmet.core.electrode import InsertionElectrodeDoc
 from emmet.api.core.global_header import GlobalHeaderProcessor
 
-from emmet.api.query_operator import PaginationQuery, SparseFieldsQuery
 from emmet.api.routes.materials.insertion_electrodes.query_operators import (
     ElectrodeFormulaQuery,
     ElectrodeElementsQuery,
@@ -14,6 +18,17 @@
 
 from emmet.api.core.settings import MAPISettings
 
+sort_fields = [
+    "max_delta_volume",
+    "average_voltage",
+    "capacity_grav",
+    "capacity_vol",
+    "energy_grav",
+    "energy_vol",
+    "stability_charge",
+    "stability_discharge",
+]
+
 
 def insertion_electrodes_resource(insertion_electrodes_store):
     resource = ReadOnlyResource(
@@ -31,6 +46,7 @@ def insertion_electrodes_resource(insertion_electrodes_store):
                 InsertionElectrodeDoc,
                 default_fields=["battery_id", "last_updated"],
             ),
+            SortQuery(fields=sort_fields, max_num=1),
         ],
         header_processor=GlobalHeaderProcessor(),
         tags=["Materials Electrodes"],

emmet-api/emmet/api/routes/materials/robocrys/query_operators.py

@@ -5,7 +5,7 @@
 
 class RoboTextSearchQuery(QueryOperator):
     """
-    Method to generate a robocrystallographer text search query
+    Method to generate a robocrystallographer text search query.
     """
 
     def query(
@@ -32,7 +32,7 @@ def query(
                         "path": "description",
                         "allowAnalyzedField": True,
                     },
-                    "sort": {"score": {"$meta": "searchScore"}, "description": 1},
+                    "sort": {"score": {"$meta": "searchScore"}, "material_id": 1},
                     "count": {"type": "total"},
                 }
             },