search results in changed order #3584

config/sync/search_api.index.database.yml

@@ -69,6 +69,14 @@ name: database
 description: ''
 read_only: false
 field_settings:
+  changed:
+    label: Changed
+    datasource_id: 'entity:node'
+    property_path: changed
+    type: date
+    dependencies:
+      module:
+        - node
   field_country_name_computed:
     label: 'Country Name'
     datasource_id: 'entity:node'

web/modules/custom/materio_sapi/src/Controller/Base.php

@@ -79,6 +79,10 @@ class Base extends ControllerBase {
 
     // Add sorting.
     $this->phrase_query->sort('search_api_relevance', 'DESC');
+    // Tiebreaker: among equally relevant matches, show the most recently
+    // modified first (Solr otherwise falls back to internal doc order, i.e.
+    // indexation order, which puts the oldest materiaux first).
+    $this->phrase_query->sort('changed', 'DESC');
 
     // Set one or more tags for the query.
     // @see hook_search_api_query_TAG_alter()
@@ -186,6 +190,10 @@ class Base extends ControllerBase {
 
     // Add sorting.
     $this->and_query->sort('search_api_relevance', 'DESC');
+    // Tiebreaker: among equally relevant matches, show the most recently
+    // modified first (Solr otherwise falls back to internal doc order, i.e.
+    // indexation order, which puts the oldest materiaux first).
+    $this->and_query->sort('changed', 'DESC');
 
     // Set one or more tags for the query.
     // @see hook_search_api_query_TAG_alter()
@@ -280,6 +288,10 @@ class Base extends ControllerBase {
 
     // Add sorting.
     $this->or_query->sort('search_api_relevance', 'DESC');
+    // Tiebreaker: among equally relevant matches, show the most recently
+    // modified first (Solr otherwise falls back to internal doc order, i.e.
+    // indexation order, which puts the oldest materiaux first).
+    $this->or_query->sort('changed', 'DESC');
 
     // Set one or more tags for the query.
     // @see hook_search_api_query_TAG_alter()