12 - Add a location filter to the events overview page

config/services.yaml

@@ -57,3 +57,7 @@ services:
     App\Admin\:
         resource: '../src/Admin'
         tags: ['sulu.admin', {name: 'sulu.context', context: 'admin'}]
+
+    App\Repository\:
+        resource: '../src/Repository'
+        public: true

config/templates/pages/event_overview.xml

@@ -6,7 +6,7 @@
     <key>event_overview</key>
 
     <view>pages/event_overview</view>
-    <controller>Sulu\Bundle\WebsiteBundle\Controller\DefaultController::indexAction</controller>
+    <controller>App\Controller\EventOverviewController:indexAction</controller>
     <cacheLifetime>86400</cacheLifetime>
 
     <meta>
@@ -42,16 +42,5 @@
                 <title lang="de">Artikel</title>
             </meta>
         </property>
-
-        <property name="events" type="smart_content">
-            <meta>
-                <title lang="en">Events</title>
-                <title lang="de">Veranstaltungen</title>
-            </meta>
-
-            <params>
-                <param name="provider" value="events"/>
-            </params>
-        </property>
     </properties>
 </template>

src/Controller/EventOverviewController.php

@@ -0,0 +1,61 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Controller;
+
+use App\Repository\EventRepository;
+use App\Repository\LocationRepository;
+use Sulu\Bundle\WebsiteBundle\Controller\WebsiteController;
+use Sulu\Component\Content\Compat\StructureInterface;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+
+class EventOverviewController extends WebsiteController
+{
+    public function indexAction(
+        Request $request,
+        StructureInterface $structure,
+        bool $preview = false,
+        bool $partial = false
+    ): Response {
+        /** @var EventRepository $eventRepository */
+        $eventRepository = $this->get(EventRepository::class);
+        /** @var LocationRepository $locationRepository */
+        $locationRepository = $this->get(LocationRepository::class);
+
+        $locationId = $request->query->get('location');
+        if ('' === $locationId) {
+            $locationId = null;
+        }
+
+        $response = $this->renderStructure(
+            $structure,
+            [
+                'events' => $eventRepository->filterByLocationId(
+                    (int) $locationId,
+                    $request->getLocale()
+                ),
+                'locations' => $locationRepository->findAll(),
+            ],
+            $preview,
+            $partial
+        );
+
+        return $response;
+    }
+
+    /**
+     * @return mixed[]
+     */
+    public static function getSubscribedServices(): array
+    {
+        return array_merge(
+            parent::getSubscribedServices(),
+            [
+                EventRepository::class,
+                LocationRepository::class,
+            ]
+        );
+    }
+}

src/DataFixtures/Document/DocumentFixture.php

@@ -55,6 +55,12 @@ private function loadPages(DocumentManager $documentManager): void
                 'structureType' => 'default',
                 'article' => '<p>This is a very good imprint :)</p>',
             ],
+            [
+                'title' => 'Events',
+                'navigationContexts' => ['main'],
+                'structureType' => 'event_overview',
+                'article' => '',
+            ],
         ];
 
         $pages = [];

src/Repository/EventRepository.php

@@ -69,6 +69,24 @@ public function findById(int $id, string $locale): ?Event
         return $event;
     }
 
+    /**
+     * @return Event[]
+     */
+    public function filterByLocationId(?int $locationId, string $locale): array
+    {
+        $criteria = ['enabled' => true];
+        if ($locationId) {
+            $criteria['location'] = $locationId;
+        }
+
+        $events = $this->findBy($criteria);
+        foreach ($events as $event) {
+            $event->setLocale($locale);
+        }
+
+        return $events;
+    }
+
     /**
      * @param mixed[] $filters
      */

templates/pages/event_overview.html.twig

@@ -10,7 +10,28 @@
 
     <div class="container marketing">
         <div class="row">
-            {% for event in content.events %}
+            <form action="{{ sulu_content_path(content.url) }}" method="get" class="col-3">
+                <div class="form-group">
+                    <label for="location">Location</label>
+                    <select id="location" name="location" class="form-control">
+                        <option value>All ...</option>
+                        {% for location in locations %}
+                            <option value="{{ location.id }}"
+                                    {% if app.request.get('location') == location.id %}selected{% endif %}>
+                                {{ location.name }}
+                            </option>
+                        {% endfor %}
+                    </select>
+                </div>
+
+                <button type="submit" id="location_submit" class="btn btn-primary">Filter</button>
+            </form>
+        </div>
+    </div>
+
+    <div class="container marketing mt-5">
+        <div class="row">
+            {% for event in events %}
                 <div class="col-lg-4 text-center">
                     <h2 class="event-title">{{ event.title }}</h2>
                     <p>{{ event.teaser }}</p>

tests/Functional/Pages/EventOverviewTest.php

@@ -5,6 +5,7 @@
 namespace App\Tests\Functional\Pages;
 
 use App\Tests\Functional\Traits\EventTrait;
+use App\Tests\Functional\Traits\LocationTrait;
 use App\Tests\Functional\Traits\PageTrait;
 use Sulu\Bundle\TestBundle\Testing\SuluTestCase;
 use Sulu\Component\DocumentManager\DocumentManagerInterface;
@@ -15,6 +16,7 @@
 class EventOverviewTest extends SuluTestCase
 {
     use EventTrait;
+    use LocationTrait;
     use PageTrait;
 
     /**
@@ -26,6 +28,7 @@ public function setUp(): void
     {
         $this->client = $this->createWebsiteClient();
         $this->initPhpcr();
+        $this->purgeDatabase();
     }
 
     public function testEventOverview(): void
@@ -58,6 +61,56 @@ public function testEventOverview(): void
         $this->assertStringContainsString($event2->getTitle() ?: '', $content);
     }
 
+    public function testEventOverviewWithLocations(): void
+    {
+        $location1 = $this->createLocation('Dornbirn');
+        $location2 = $this->createLocation('Berlin');
+
+        $event1 = $this->createEvent('Sulu is awesome', 'en');
+        $event1->setLocation($location1);
+        $this->enableEvent($event1);
+        $event2 = $this->createEvent('Symfony Live is awesome', 'en');
+        $event2->setLocation($location2);
+        $this->enableEvent($event2);
+        $event3 = $this->createEvent('Disabled', 'en');
+
+        $this->createPage(
+            'event_overview',
+            'example',
+            [
+                'title' => 'Symfony Live',
+                'url' => '/events',
+                'published' => true,
+            ]
+        );
+
+        $crawler = $this->client->request(Request::METHOD_GET, '/en/events');
+
+        $response = $this->client->getResponse();
+        $this->assertInstanceOf(Response::class, $response);
+        $this->assertSame(Response::HTTP_OK, $response->getStatusCode());
+        $this->assertCount(2, $crawler->filter('.event-title'));
+        $this->assertNotNull($content = $crawler->filter('.event-title')->eq(0)->html());
+        $this->assertStringContainsString($event1->getTitle() ?: '', $content);
+        $this->assertNotNull($content = $crawler->filter('.event-title')->eq(1)->html());
+        $this->assertStringContainsString($event2->getTitle() ?: '', $content);
+
+        $form = $crawler->filter('#location_submit')->form(
+            [
+                'location' => $location1->getId(),
+            ]
+        );
+
+        $crawler = $this->client->submit($form);
+
+        $response = $this->client->getResponse();
+        $this->assertInstanceOf(Response::class, $response);
+        $this->assertSame(Response::HTTP_OK, $response->getStatusCode());
+        $this->assertCount(1, $crawler->filter('.event-title'));
+        $this->assertNotNull($content = $crawler->filter('.event-title')->eq(0)->html());
+        $this->assertStringContainsString($event1->getTitle() ?: '', $content);
+    }
+
     protected function getDocumentManager(): DocumentManagerInterface
     {
         return $this->getContainer()->get('sulu_document_manager.document_manager');