Add search filter to API

internewshid/rest_api/tests/item_list_view_tests.py

@@ -329,3 +329,47 @@ def test_ordering_by_body():
     assert payload[1]['body'] == "item 2"
     assert payload[2]['body'] == "item 3"
     assert payload[3]['body'] == "item 4"
+
+
+@pytest.mark.django_db
+def test_filter_message_by_keyword():
+    create_item(
+        body="""Latrine ipsum dolor sit amet, consectetur adipiscing elit.
+Pellentesque vitae ipsum a magna rutrum facilisis. Fusce vitae dolor dolor.
+Nullam."""
+    )
+
+    create_item(
+        body="""Lorem ipsum dolor sit amet, consectetur adipiscing elit.
+Suspendisse ut orci diam. Donec scelerisque id massa vitae laoreet. Ut sit."""
+    )
+
+    create_item(
+        body="""Lorem ipsum dolor sit amet, consectetur adipiscing elit.
+Pellentesque ac orci felis. Pellentesque hendrerit laoreet dolor nec euismod.
+ Fusce pretium."""
+    )
+
+    create_item(
+        body="""Lorem ipsum dolor sit amet, consectetur adipiscing elit.
+ Donec at justo sit amet ante LATRINE semper tempus. Suspendisse vulputate
+ urna nec."""
+    )
+
+    create_item(
+        body="""Lorem ipsum dolor sit amet, consectetur adipiscing elit.
+Mauris nec mauris vestibulum, laoreet mi ut, facilisis massa. Pellentesque
+ quam tortor. latrines"""
+    )
+
+    payload = get(
+        data={
+            'search': 'latrine',
+        }
+    ).data
+
+    assert len(payload) == 3
+
+    assert 'Latrine' in payload[0]['body']
+    assert 'LATRINE' in payload[1]['body']
+    assert 'latrines' in payload[2]['body']

internewshid/rest_api/views.py

@@ -106,6 +106,10 @@ class ItemViewSet(viewsets.ModelViewSet, BulkDestroyModelMixin):
         if external_id_pattern is not None:
             items = items.filter(external_id__contains=external_id_pattern)
 
+        search = self.request.query_params.get('search', None)
+        if search is not None:
+            items = items.filter(body__icontains=search)
+
         ordering = self.request.query_params.get('ordering', '-timestamp')
         items = items.order_by(ordering)