commit

app/docroot/modules/custom/mymodule/src/Plugin/rest/resource/GetPeoples.php

@@ -30,6 +30,7 @@ class GetPeoples extends ResourceBase {
 
     $cache = new CacheableMetadata();
     $cache->setCacheMaxAge(900);
+    $cache->addCacheContexts(['url.query_args']);
 
     if (empty($query)) {
       $query = 1;
@@ -88,7 +89,7 @@ class GetPeoples extends ResourceBase {
 
         $node_homeworld = $node->field_homeworld->referencedEntities();
         $node_homeworld = $node_homeworld[0];
-        #$cache->addCacheableDependency($node_homeworld);
+        $cache->addCacheableDependency($node_homeworld);
         $result['homeworld']['id'] = $node_homeworld->id();
         $result['homeworld']['label'] = $node_homeworld->label();
 
@@ -97,6 +98,23 @@ class GetPeoples extends ResourceBase {
         $result['vehicles'][] = $this->fillReference('vehicles', $node);
         $result['starships'][] = $this->fillReference('starships', $node);
 
+        $films = $node->field_films->referencedEntities();
+        foreach ($films as $film) {
+          $cache->addCacheableDependency($film);
+        }
+        $species = $node->field_species->referencedEntities();
+        foreach ($species as $specie) {
+          $cache->addCacheableDependency($specie);
+        }
+        $vehicles = $node->field_vehicles->referencedEntities();
+        foreach ($vehicles as $vehicle) {
+          $cache->addCacheableDependency($vehicle);
+        }
+        $starships = $node->field_starships->referencedEntities();
+        foreach ($starships as $starship) {
+          $cache->addCacheableDependency($starship);
+        }
+
         $created = $node->get('created')->getValue();
         $created = date("Y-m-d H:i:s", (int)$created[0]['value']);
         $result['created'] = $created;