From 5d41b6fef5574368e6fa1a79d36c5448b02ea97b Mon Sep 17 00:00:00 2001
From: lubiana <lubiana@hannover.ccc.de>
Date: Mon, 8 Jul 2024 21:23:35 +0200
Subject: [PATCH] #33: limit orders on first page and paginate

---
 src/Controller/FoodOrderController.php       | 27 +++++++++++++++++---
 src/Repository/FoodOrderRepository.php       | 23 ++++++++++++-----
 templates/food_order/index.html.twig         | 22 ++++++++++------
 tests/Controller/FoodOrderControllerTest.php |  4 +--
 4 files changed, 57 insertions(+), 19 deletions(-)

diff --git a/src/Controller/FoodOrderController.php b/src/Controller/FoodOrderController.php
index 50e5df4..9fdb77d 100644
--- a/src/Controller/FoodOrderController.php
+++ b/src/Controller/FoodOrderController.php
@@ -14,11 +14,32 @@ use Symfony\Component\Routing\Attribute\Route;
 #[Route('/food/order')]
 final class FoodOrderController extends AbstractController
 {
-    #[Route('/', name: 'app_food_order_index', methods: ['GET'])]
-    public function index(FoodOrderRepository $foodOrderRepository): Response
+    #[Route(
+        path: '/list/{page}',
+        name: 'app_food_order_index',
+        requirements: [
+            'page' => '\d+',
+        ],
+        methods: ['GET']
+    )]
+    public function index(FoodOrderRepository $foodOrderRepository, int $page = 1): Response
     {
+        $days = 4;
+        if ($page > 1) {
+            $days = 0;
+        }
+        $nextPage = $page + 1;
+        $prevPage = $page - 1;
+        $itemsPerPage = 10;
+        if($foodOrderRepository->count() < $page * $itemsPerPage) {
+            $nextPage = $page;
+        }
+
         return $this->render('food_order/index.html.twig', [
-            'food_orders' => $foodOrderRepository->findLatestEntries(),
+            'food_orders' => $foodOrderRepository->findLatestEntries(page: $page, pagesize: $itemsPerPage, days: $days),
+            'current_page' => $page,
+            'next_page' => $nextPage,
+            'prev_page' => $prevPage,
         ]);
     }
 
diff --git a/src/Repository/FoodOrderRepository.php b/src/Repository/FoodOrderRepository.php
index aea76d5..c0b2405 100644
--- a/src/Repository/FoodOrderRepository.php
+++ b/src/Repository/FoodOrderRepository.php
@@ -3,7 +3,10 @@
 namespace App\Repository;
 
 use App\Entity\FoodOrder;
+use DateInterval;
+use DateTimeImmutable;
 use Doctrine\Bundle\DoctrineBundle\Repository\ServiceEntityRepository;
+use Doctrine\Common\Collections\ArrayCollection;
 use Doctrine\Persistence\ManagerRegistry;
 
 /**
@@ -27,15 +30,23 @@ final class FoodOrderRepository extends ServiceEntityRepository
     /**
      * @return FoodOrder[]
      */
-    public function findLatestEntries(int $limit = 5): array
+    public function findLatestEntries(int $page = 1, int $pagesize = 10, int $days = 4): array
     {
-        $qb = $this->createQueryBuilder('alias');
 
-        $qb->orderBy('alias.id', 'DESC');
-        $qb->setMaxResults($limit);
+        $result =  $this->createQueryBuilder('alias')
+            ->orderBy('alias.id', 'DESC')
+            ->setFirstResult(($page - 1) * $pagesize)
+            ->setMaxResults($pagesize)
+            ->getQuery()
+            ->getResult();
 
-        $query = $qb->getQuery();
+        if ($days < 1) {
+            return $result;
+        }
 
-        return $query->getResult();
+        $date = (new DateTimeImmutable)->sub(new DateInterval('P' . $days . 'D'));
+        return (new ArrayCollection($result))
+            ->filter(static fn(FoodOrder $order): bool => $order->getCreatedAt() >= $date)
+            ->getValues();
     }
 }
diff --git a/templates/food_order/index.html.twig b/templates/food_order/index.html.twig
index e0aaf6c..cdd778b 100644
--- a/templates/food_order/index.html.twig
+++ b/templates/food_order/index.html.twig
@@ -4,7 +4,14 @@
 
 {% block body %}
     <h1>FoodOrder index</h1>
-
+    <div>
+        <button
+                hx-get="{{ path('app_food_order_new') }}"
+                hx-trigger="click"
+                hx-target="closest div"
+        >Create new</button>
+    </div>
+    <hr>
     <table class="table">
         <thead>
             <tr>
@@ -25,11 +32,10 @@
         {% endfor %}
         </tbody>
     </table>
-    <div>
-        <button
-                hx-get="{{ path('app_food_order_new') }}"
-                hx-trigger="click"
-                hx-target="closest div"
-        >Create new</button>
-    </div>
+    {% if prev_page > 0 %}
+        <a href="{{ path('app_food_order_index', {'page': prev_page}) }}">previous page</a> |
+    {% endif %}
+    {% if next_page > current_page %}
+        <a href="{{ path('app_food_order_index', {'page': next_page}) }}">next page</a>
+    {% endif %}
 {% endblock %}
diff --git a/tests/Controller/FoodOrderControllerTest.php b/tests/Controller/FoodOrderControllerTest.php
index 9e72792..59eceff 100644
--- a/tests/Controller/FoodOrderControllerTest.php
+++ b/tests/Controller/FoodOrderControllerTest.php
@@ -41,7 +41,7 @@ final class FoodOrderControllerTest extends DbWebTest
         $this->manager->persist($this->vendor);
         $this->manager->flush();
 
-        $crawler = $this->client->request('GET', $this->path);
+        $crawler = $this->client->request('GET', "{$this->path}list");
         self::assertResponseStatusCodeSame(200);
         self::assertPageTitleContains('FoodOrder index');
         $this->assertCount(
@@ -61,7 +61,7 @@ final class FoodOrderControllerTest extends DbWebTest
             'food_order[foodVendor]' => $this->vendor->getId(),
         ]);
 
-        self::assertResponseRedirects($this->path);
+        self::assertResponseRedirects("{$this->path}list");
         self::assertSame(1, $this->repository->count([]));
     }
 }