Move the visible check to alert banner manager

Fix #354

src/AlertBannerManager.php

@@ -40,6 +40,7 @@ public function getCurrentAlertBanners(array $options): array {
     // Set default options.
     $default_options = [
       'type' => [],
+      'check_visible' => FALSE,
     ];
     $options = array_merge($default_options, $options);
 
@@ -71,7 +72,7 @@ public function getCurrentAlertBanners(array $options): array {
       ->execute();
 
     // Load alert banners and add all.
-    // Visibility check happens in block build, so we get cache contexts on all.
+    // Visibility check happens separately, so we get cache contexts on all.
     if (!empty($published_alert_banners)) {
       foreach ($alert_banner_storage->loadMultiple($published_alert_banners) as $alert_banner) {
         $alert_banner = $this->entityRepository->getTranslationFromContext($alert_banner);
@@ -83,6 +84,15 @@ public function getCurrentAlertBanners(array $options): array {
       }
     }
 
+    // Check visibility if specified.
+    // Should only be when banners are being displayed.
+    // @see #154.
+    if ($options['check_visible']) {
+      $current_alert_banners = array_filter($current_alert_banners, function ($alert_banner) {
+        return $alert_banner->isVisible();
+      });
+    }
+
     return $current_alert_banners;
   }
 

src/Plugin/Block/AlertBannerBlock.php

@@ -155,6 +155,7 @@ public function build() {
 
     $options = [
       'type' => $this->mapTypesConfigToQuery(),
+      'check_visible' => TRUE,
     ];
 
     // Fetch the current published banner.
@@ -168,13 +169,8 @@ public function build() {
     // Render the alert banner.
     $build = [];
     foreach ($published_alert_banners as $alert_banner) {
-
-      // Only add to the build if it is visible.
-      // @see #154.
-      if ($alert_banner->isVisible()) {
-        $build[] = $this->entityTypeManager->getViewBuilder('localgov_alert_banner')
-          ->view($alert_banner);
-      }
+      $build[] = $this->entityTypeManager->getViewBuilder('localgov_alert_banner')
+        ->view($alert_banner);
     }
     return $build;
   }
@@ -199,6 +195,7 @@ public function getCacheContexts() {
     $contexts = [];
     $options = [
       'type' => $this->mapTypesConfigToQuery(),
+      'check_visible' => FALSE,
     ];
     foreach ($this->alertBannerManager->getCurrentAlertBanners($options) as $alert_banner) {
       $contexts = Cache::mergeContexts($contexts, $alert_banner->getCacheContexts());