From b1b126a9fc56c653c402fecdb17d2b2ea205d551 Mon Sep 17 00:00:00 2001
From: "Esteban J. G. Gabancho" <esteban.gabancho@gmail.com>
Date: Mon, 24 Jun 2024 10:27:02 +0200
Subject: [PATCH] config: allow request search configuration

* closes #384
---
 invenio_requests/config.py                   | 22 ++++++++++++++++++++
 invenio_requests/services/requests/config.py | 16 +++++++++++---
 2 files changed, 35 insertions(+), 3 deletions(-)

diff --git a/invenio_requests/config.py b/invenio_requests/config.py
index 93274a5d..88cb6891 100644
--- a/invenio_requests/config.py
+++ b/invenio_requests/config.py
@@ -36,6 +36,28 @@
 }
 """Invenio requests ui endpoints."""
 
+REQUESTS_SEARCH = {
+    "facets": ["type", "status"],
+    "sort": ["bestmatch", "newest", "oldest"],
+}
+"""Requests search default configuration."""
+
+REQUESTS_SORT_OPTIONS = {
+    "bestmatch": dict(
+        title=_("Best match"),
+        fields=["_score"],  # search defaults to desc on `_score` field
+    ),
+    "newest": dict(
+        title=_("Newest"),
+        fields=["-created"],
+    ),
+    "oldest": dict(
+        title=_("Oldest"),
+        fields=["created"],
+    ),
+}
+"""Definitions of available request sort options."""
+
 REQUESTS_FACETS = {
     "type": {
         "facet": facets.type,
diff --git a/invenio_requests/services/requests/config.py b/invenio_requests/services/requests/config.py
index 3dfa527e..9e7c9e75 100644
--- a/invenio_requests/services/requests/config.py
+++ b/invenio_requests/services/requests/config.py
@@ -11,7 +11,12 @@
 """Requests service configuration."""
 
 from invenio_records_resources.services import RecordServiceConfig, SearchOptions
-from invenio_records_resources.services.base.config import ConfiguratorMixin, FromConfig
+from invenio_records_resources.services.base.config import (
+    ConfiguratorMixin,
+    FromConfig,
+    FromConfigSearchOptions,
+    SearchOptionsMixin,
+)
 from invenio_records_resources.services.records.links import pagination_links
 
 from invenio_requests.services.requests import facets
@@ -39,7 +44,7 @@ def _is_action_available(request, context):
     return RequestActions.can_execute(request, action) and permission.allows(identity)
 
 
-class RequestSearchOptions(SearchOptions):
+class RequestSearchOptions(SearchOptions, SearchOptionsMixin):
     """Search options."""
 
     params_interpreters_cls = SearchOptions.params_interpreters_cls + [
@@ -66,7 +71,12 @@ class RequestsServiceConfig(RecordServiceConfig, ConfiguratorMixin):
     )
     result_item_cls = RequestItem
     result_list_cls = RequestList
-    search = RequestSearchOptions
+    search = FromConfigSearchOptions(
+        config_key="REQUESTS_SEARCH",
+        sort_key="REQUESTS_SORT_OPTIONS",
+        facet_key="REQUESTS_FACETS",
+        search_option_cls=RequestSearchOptions,
+    )
 
     # request-specific configuration
     record_cls = Request  # needed for model queries